Merge de72040ce6e55aa6949f160c6d711cf6f3057c70 into 78355421ad73fdcbe93b4acca890b439c4b6f98d

Co-authored-by: Laurenz <laurmaedje@gmail.com>

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
           sudo dpkg --add-architecture i386
           sudo apt update
           sudo apt install -y gcc-multilib libssl-dev:i386 pkg-config:i386
-      - uses: dtolnay/rust-toolchain@1.87.0
+      - uses: dtolnay/rust-toolchain@1.88.0
         with:
           targets: ${{ matrix.bits == 32 && 'i686-unknown-linux-gnu' || '' }}
       - uses: Swatinem/rust-cache@v2
@@ -73,7 +73,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.87.0
+      - uses: dtolnay/rust-toolchain@1.88.0
         with:
           components: clippy, rustfmt
       - uses: Swatinem/rust-cache@v2
@@ -88,7 +88,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.83.0
+      - uses: dtolnay/rust-toolchain@1.88.0
       - uses: Swatinem/rust-cache@v2
       - run: cargo check --workspace
 
@@ -99,7 +99,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: nightly-2024-10-29
+          toolchain: nightly-2025-05-10
       - uses: Swatinem/rust-cache@v2
       - run: cargo install --locked cargo-fuzz@0.12.0
       - run: cd tests/fuzz && cargo fuzz build --dev
@@ -112,6 +112,6 @@ jobs:
       - uses: dtolnay/rust-toolchain@master
         with:
           components: miri
-          toolchain: nightly-2024-10-29
+          toolchain: nightly-2025-05-10
       - uses: Swatinem/rust-cache@v2
       - run: cargo miri test -p typst-library test_miri

.github/workflows/release.yml

@@ -44,7 +44,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@1.87.0
+    - uses: dtolnay/rust-toolchain@1.88.0
       with:
         target: ${{ matrix.target }}
 

Cargo.lock

@@ -181,9 +181,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bitflags"
-version = "2.8.0"
+version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f68f53c83ab957f72c32642f3868eec03eb974d1fb82e453128456482613d36"
+checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
 dependencies = [
  "serde",
 ]
@@ -214,9 +214,9 @@ checksum = "64fa3c856b712db6612c019f14756e64e4bcea13337a6b33b696333a9eaa2d06"
 
 [[package]]
 name = "bytemuck"
-version = "1.21.0"
+version = "1.23.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef657dfab802224e671f5818e9a4935f9b1957ed18e58292690cc39e7a4092a3"
+checksum = "5c76a5792e44e4abe34d3abf15636779261d45a7450612059293d1d2cfc63422"
 dependencies = [
  "bytemuck_derive",
 ]
@@ -592,6 +592,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "diff"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56254986775e3233ffa9c4d7d3faaf6d36a2c09d30b20687e9f88bc8bafc16c8"
+
 [[package]]
 name = "dirs"
 version = "6.0.0"
@@ -964,6 +970,69 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "hayro"
+version = "0.1.0"
+source = "git+https://github.com/LaurenzV/hayro?rev=e701f95#e701f9569157a2fe4ade68930dc9e9283782dcca"
+dependencies = [
+ "bytemuck",
+ "hayro-interpret",
+ "image",
+ "kurbo",
+ "rustc-hash",
+ "smallvec",
+]
+
+[[package]]
+name = "hayro-font"
+version = "0.1.0"
+source = "git+https://github.com/LaurenzV/hayro?rev=e701f95#e701f9569157a2fe4ade68930dc9e9283782dcca"
+dependencies = [
+ "log",
+ "phf",
+]
+
+[[package]]
+name = "hayro-interpret"
+version = "0.1.0"
+source = "git+https://github.com/LaurenzV/hayro?rev=e701f95#e701f9569157a2fe4ade68930dc9e9283782dcca"
+dependencies = [
+ "bitflags 2.9.1",
+ "hayro-font",
+ "hayro-syntax",
+ "kurbo",
+ "log",
+ "phf",
+ "qcms",
+ "skrifa",
+ "smallvec",
+ "yoke 0.8.0",
+]
+
+[[package]]
+name = "hayro-syntax"
+version = "0.0.1"
+source = "git+https://github.com/LaurenzV/hayro?rev=e701f95#e701f9569157a2fe4ade68930dc9e9283782dcca"
+dependencies = [
+ "flate2",
+ "kurbo",
+ "log",
+ "rustc-hash",
+ "smallvec",
+ "zune-jpeg",
+]
+
+[[package]]
+name = "hayro-write"
+version = "0.1.0"
+source = "git+https://github.com/LaurenzV/hayro?rev=e701f95#e701f9569157a2fe4ade68930dc9e9283782dcca"
+dependencies = [
+ "flate2",
+ "hayro-syntax",
+ "log",
+ "pdf-writer",
+]
+
 [[package]]
 name = "heck"
 version = "0.5.0"
@@ -1198,17 +1267,11 @@ dependencies = [
  "icu_properties",
 ]
 
-[[package]]
-name = "if_chain"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb56e1aa765b4b4f3aadfab769793b7087bb03a4ea4920644a6d238e2df5b9ed"
-
 [[package]]
 name = "image"
-version = "0.25.5"
+version = "0.25.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd6f44aed642f18953a158afeb30206f4d50da59fbc66ecb53c66488de73563b"
+checksum = "db35664ce6b9810857a38a906215e75a9c879f0696556a39f59c62829710251a"
 dependencies = [
  "bytemuck",
  "byteorder-lite",
@@ -1271,7 +1334,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f37dccff2791ab604f9babef0ba14fbe0be30bd368dc541e2b08d07c8aa908f3"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "inotify-sys",
  "libc",
 ]
@@ -1367,7 +1430,7 @@ dependencies = [
 [[package]]
 name = "krilla"
 version = "0.4.0"
-source = "git+https://github.com/LaurenzV/krilla?rev=20c14fe#20c14fefee5002566b3d6668b338bbe2168784e7"
+source = "git+https://github.com/LaurenzV/krilla?branch=main#37b9a00bfac87ed0b347b7cf8e9d37a6f68fcccd"
 dependencies = [
  "base64",
  "bumpalo",
@@ -1376,6 +1439,7 @@ dependencies = [
  "float-cmp 0.10.0",
  "fxhash",
  "gif",
+ "hayro-write",
  "image-webp",
  "imagesize",
  "once_cell",
@@ -1385,6 +1449,7 @@ dependencies = [
  "rustybuzz",
  "siphasher",
  "skrifa",
+ "smallvec",
  "subsetter",
  "tiny-skia-path",
  "xmp-writer",
@@ -1395,7 +1460,7 @@ dependencies = [
 [[package]]
 name = "krilla-svg"
 version = "0.1.0"
-source = "git+https://github.com/LaurenzV/krilla?rev=20c14fe#20c14fefee5002566b3d6668b338bbe2168784e7"
+source = "git+https://github.com/LaurenzV/krilla?branch=main#37b9a00bfac87ed0b347b7cf8e9d37a6f68fcccd"
 dependencies = [
  "flate2",
  "fontdb",
@@ -1408,9 +1473,9 @@ dependencies = [
 
 [[package]]
 name = "kurbo"
-version = "0.11.1"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89234b2cc610a7dd927ebde6b41dd1a5d4214cffaef4cf1fb2195d592f92518f"
+checksum = "1077d333efea6170d9ccb96d3c3026f300ca0773da4938cc4c811daa6df68b0c"
 dependencies = [
  "arrayvec",
  "smallvec",
@@ -1462,7 +1527,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0ff37bd590ca25063e35af745c343cb7a0271906fb7b37e4813e8f79f00268d"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "libc",
  "redox_syscall",
 ]
@@ -1628,7 +1693,7 @@ version = "8.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fee8403b3d66ac7b26aee6e40a897d85dc5ce26f44da36b8b73e987cc52e943"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "filetime",
  "fsevent-sys",
  "inotify",
@@ -1710,7 +1775,7 @@ version = "0.10.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fedfea7d58a1f73118430a55da6a286e7b044961736ce96a16a17068ea25e5da"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "cfg-if",
  "foreign-types",
  "libc",
@@ -1847,7 +1912,7 @@ version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ea27c5015ab81753fc61e49f8cde74999346605ee148bb20008ef3d3150e0dc"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "itoa",
  "memchr",
  "ryu",
@@ -1981,6 +2046,16 @@ dependencies = [
  "zerocopy",
 ]
 
+[[package]]
+name = "pretty_assertions"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ae130e2f271fbc2ac3a40fb1d07180839cdbbe443c7a27e1e3c13c5cac0116d"
+dependencies = [
+ "diff",
+ "yansi",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.93"
@@ -2005,7 +2080,7 @@ version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57206b407293d2bcd3af849ce869d52068623f19e1b5ff8e8778e3309439682b"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "getopts",
  "memchr",
  "unicase",
@@ -2118,7 +2193,7 @@ version = "0.5.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "03a862b389f93e68874fbf580b9de08dd02facb9a788ebadaf4a3fd33cf58834"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
 ]
 
 [[package]]
@@ -2221,7 +2296,7 @@ version = "0.38.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fdb5bc1ae2baa591800df16c9ca78619bf65c0488b41b96ccec5d11220d8c154"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "errno",
  "libc",
  "linux-raw-sys",
@@ -2240,7 +2315,7 @@ version = "0.20.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd3c7c96f8a08ee34eff8857b11b49b07d71d1c3f4e88f8a88d4c9e9f90b1702"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "bytemuck",
  "core_maths",
  "log",
@@ -2288,7 +2363,7 @@ version = "2.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "897b2245f0b511c87893af39b033e5ca9cce68824c4d7e7630b5a1d339658d02"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "core-foundation",
  "core-foundation-sys",
  "libc",
@@ -2451,9 +2526,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.13.2"
+version = "1.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
+checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "spin"
@@ -2861,7 +2936,7 @@ dependencies = [
 [[package]]
 name = "typst-assets"
 version = "0.13.1"
-source = "git+https://github.com/typst/typst-assets?rev=edf0d64#edf0d648376e29738a05a933af9ea99bb81557b1"
+source = "git+https://github.com/typst/typst-assets?rev=fbf00f9#fbf00f9539fdb0825bef4d39fb57d5986c51b756"
 
 [[package]]
 name = "typst-cli"
@@ -2911,7 +2986,7 @@ dependencies = [
 [[package]]
 name = "typst-dev-assets"
 version = "0.13.1"
-source = "git+https://github.com/typst/typst-dev-assets?rev=bfa947f#bfa947f3433d7d13a995168c40ae788a2ebfe648"
+source = "git+https://github.com/typst/typst-dev-assets?rev=c6c2acf#c6c2acf6cdc31f99a23a478d3d614f8bf806a4f5"
 
 [[package]]
 name = "typst-docs"
@@ -2943,7 +3018,6 @@ version = "0.13.1"
 dependencies = [
  "comemo",
  "ecow",
- "if_chain",
  "indexmap 2.7.1",
  "stacker",
  "toml",
@@ -2991,7 +3065,6 @@ version = "0.13.1"
 dependencies = [
  "comemo",
  "ecow",
- "if_chain",
  "once_cell",
  "pathdiff",
  "serde",
@@ -3063,7 +3136,7 @@ name = "typst-library"
 version = "0.13.1"
 dependencies = [
  "az",
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "bumpalo",
  "chinese-number",
  "ciborium",
@@ -3075,6 +3148,7 @@ dependencies = [
  "fontdb",
  "glidesort",
  "hayagriva",
+ "hayro-syntax",
  "icu_properties",
  "icu_provider",
  "icu_provider_blob",
@@ -3135,6 +3209,7 @@ dependencies = [
 name = "typst-pdf"
 version = "0.13.1"
 dependencies = [
+ "az",
  "bytemuck",
  "comemo",
  "ecow",
@@ -3142,7 +3217,9 @@ dependencies = [
  "infer",
  "krilla",
  "krilla-svg",
+ "pretty_assertions",
  "serde",
+ "smallvec",
  "typst-assets",
  "typst-library",
  "typst-macros",
@@ -3173,11 +3250,13 @@ version = "0.13.1"
 dependencies = [
  "bytemuck",
  "comemo",
+ "hayro",
  "image",
  "pixglyph",
  "resvg",
  "tiny-skia",
  "ttf-parser",
+ "typst-assets",
  "typst-library",
  "typst-macros",
  "typst-timing",
@@ -3191,8 +3270,10 @@ dependencies = [
  "comemo",
  "ecow",
  "flate2",
+ "hayro",
  "image",
  "ttf-parser",
+ "typst-assets",
  "typst-library",
  "typst-macros",
  "typst-timing",
@@ -3589,7 +3670,7 @@ version = "0.221.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9845c470a2e10b61dd42c385839cdd6496363ed63b5c9e420b5488b77bd22083"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
  "indexmap 2.7.1",
 ]
 
@@ -3724,7 +3805,7 @@ version = "0.33.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3268f3d866458b787f390cf61f4bbb563b922d091359f9608842999eaee3943c"
 dependencies = [
- "bitflags 2.8.0",
+ "bitflags 2.9.1",
 ]
 
 [[package]]
@@ -3805,6 +3886,12 @@ dependencies = [
  "linked-hash-map",
 ]
 
+[[package]]
+name = "yansi"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfe53a6657fd280eaa890a3bc59152892ffa3e30101319d168b781ed6529b049"
+
 [[package]]
 name = "yoke"
 version = "0.7.5"

Cargo.toml

@@ -5,9 +5,9 @@ resolver = "2"
 
 [workspace.package]
 version = "0.13.1"
-rust-version = "1.83" # also change in ci.yml
+rust-version = "1.88" # also change in ci.yml
 authors = ["The Typst Project Developers"]
-edition = "2021"
+edition = "2024"
 homepage = "https://typst.app"
 repository = "https://github.com/typst/typst"
 license = "Apache-2.0"
@@ -32,8 +32,8 @@ typst-svg = { path = "crates/typst-svg", version = "0.13.1" }
 typst-syntax = { path = "crates/typst-syntax", version = "0.13.1" }
 typst-timing = { path = "crates/typst-timing", version = "0.13.1" }
 typst-utils = { path = "crates/typst-utils", version = "0.13.1" }
-typst-assets = { git = "https://github.com/typst/typst-assets", rev = "edf0d64" }
-typst-dev-assets = { git = "https://github.com/typst/typst-dev-assets", rev = "bfa947f" }
+typst-assets = { git = "https://github.com/typst/typst-assets", rev = "fbf00f9" }
+typst-dev-assets = { git = "https://github.com/typst/typst-dev-assets", rev = "c6c2acf" }
 arrayvec = "0.7.4"
 az = "1.2"
 base64 = "0.22"
@@ -61,6 +61,8 @@ fontdb = { version = "0.23", default-features = false }
 fs_extra = "1.3"
 glidesort = "0.1.2"
 hayagriva = "0.8.1"
+hayro-syntax = { git = "https://github.com/LaurenzV/hayro", rev = "e701f95" }
+hayro = { git = "https://github.com/LaurenzV/hayro", rev = "e701f95" }
 heck = "0.5"
 hypher = "0.1.4"
 icu_properties = { version = "1.4", features = ["serde"] }
@@ -68,13 +70,12 @@ icu_provider = { version = "1.4", features = ["sync"] }
 icu_provider_adapters = "1.4"
 icu_provider_blob = "1.4"
 icu_segmenter = { version = "1.4", features = ["serde"] }
-if_chain = "1"
 image = { version = "0.25.5", default-features = false, features = ["png", "jpeg", "gif", "webp"] }
 indexmap = { version = "2", features = ["serde"] }
 infer = { version = "0.19.0", default-features = false }
 kamadak-exif = "0.6"
-krilla = { git = "https://github.com/LaurenzV/krilla", rev = "20c14fe", default-features = false, features = ["raster-images", "comemo", "rayon"] }
-krilla-svg = { git = "https://github.com/LaurenzV/krilla", rev = "20c14fe" }
+krilla = { git = "https://github.com/LaurenzV/krilla", branch = "main", default-features = false, features = ["raster-images", "comemo", "rayon", "pdf"] }
+krilla-svg = { git = "https://github.com/LaurenzV/krilla", branch = "main" }
 kurbo = "0.11"
 libfuzzer-sys = "0.4"
 lipsum = "0.9"
@@ -92,6 +93,7 @@ phf = { version = "0.11", features = ["macros"] }
 pixglyph = "0.6"
 png = "0.17"
 portable-atomic = "1.6"
+pretty_assertions = "1.4.1"
 proc-macro2 = "1"
 pulldown-cmark = "0.9"
 qcms = "0.3.0"

crates/typst-cli/build.rs

@@ -1,10 +1,10 @@
 use std::env;
-use std::fs::{create_dir_all, File};
+use std::fs::{File, create_dir_all};
 use std::path::Path;
 use std::process::Command;
 
 use clap::{CommandFactory, ValueEnum};
-use clap_complete::{generate_to, Shell};
+use clap_complete::{Shell, generate_to};
 use clap_mangen::Man;
 
 #[path = "src/args.rs"]

crates/typst-cli/src/args.rs

@@ -258,6 +258,13 @@ pub struct CompileArgs {
     #[arg(long = "pdf-standard", value_delimiter = ',')]
     pub pdf_standard: Vec<PdfStandard>,
 
+    /// By default, even when not producing a `PDF/UA-1` document, a tagged PDF
+    /// document is written to provide a baseline of accessibility. In some
+    /// circumstances (for example when trying to reduce the size of a document)
+    /// it can be desirable to disable tagged PDF.
+    #[arg(long = "disable-pdf-tags")]
+    pub disable_pdf_tags: bool,
+
     /// The PPI (pixels per inch) to use for PNG export.
     #[arg(long = "ppi", default_value_t = 144.0)]
     pub ppi: f32,
@@ -518,6 +525,9 @@ pub enum PdfStandard {
     /// PDF/A-4e.
     #[value(name = "a-4e")]
     A_4e,
+    /// PDF/UA-1.
+    #[value(name = "ua-1")]
+    Ua_1,
 }
 
 display_possible_values!(PdfStandard);

crates/typst-cli/src/compile.rs

@@ -10,13 +10,13 @@ use ecow::eco_format;
 use parking_lot::RwLock;
 use pathdiff::diff_paths;
 use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
+use typst::WorldExt;
 use typst::diag::{
-    bail, At, Severity, SourceDiagnostic, SourceResult, StrResult, Warned,
+    At, Severity, SourceDiagnostic, SourceResult, StrResult, Warned, bail,
 };
 use typst::foundations::{Datetime, Smart};
 use typst::layout::{Frame, Page, PageRanges, PagedDocument};
 use typst::syntax::{FileId, Lines, Span};
-use typst::WorldExt;
 use typst_html::HtmlDocument;
 use typst_pdf::{PdfOptions, PdfStandards, Timestamp};
 
@@ -65,6 +65,8 @@ pub struct CompileConfig {
     pub open: Option<Option<String>>,
     /// A list of standards the PDF should conform to.
     pub pdf_standards: PdfStandards,
+    /// Whether to write PDF (accessibility) tags.
+    pub disable_pdf_tags: bool,
     /// A path to write a Makefile rule describing the current compilation.
     pub make_deps: Option<PathBuf>,
     /// The PPI (pixels per inch) to use for PNG export.
@@ -150,6 +152,7 @@ impl CompileConfig {
             output_format,
             pages,
             pdf_standards,
+            disable_pdf_tags: args.disable_pdf_tags,
             creation_timestamp: args.world.creation_timestamp,
             make_deps: args.make_deps.clone(),
             ppi: args.ppi,
@@ -291,6 +294,7 @@ fn export_pdf(document: &PagedDocument, config: &CompileConfig) -> SourceResult<
         timestamp,
         page_ranges: config.pages.clone(),
         standards: config.pdf_standards.clone(),
+        disable_tags: config.disable_pdf_tags,
     };
     let buffer = typst_pdf::pdf(document, &options)?;
     config
@@ -513,7 +517,9 @@ fn write_make_deps(
         })
         .collect::<Result<Vec<_>, _>>()
     else {
-        bail!("failed to create make dependencies file because output path was not valid unicode")
+        bail!(
+            "failed to create make dependencies file because output path was not valid unicode"
+        )
     };
     if output_paths.is_empty() {
         bail!("failed to create make dependencies file because output was stdout")
@@ -773,6 +779,7 @@ impl From<PdfStandard> for typst_pdf::PdfStandard {
             PdfStandard::A_4 => typst_pdf::PdfStandard::A_4,
             PdfStandard::A_4f => typst_pdf::PdfStandard::A_4f,
             PdfStandard::A_4e => typst_pdf::PdfStandard::A_4e,
+            PdfStandard::Ua_1 => typst_pdf::PdfStandard::Ua_1,
         }
     }
 }

crates/typst-cli/src/download.rs

@@ -8,8 +8,8 @@ use codespan_reporting::term::termcolor::WriteColor;
 use typst::utils::format_duration;
 use typst_kit::download::{DownloadState, Downloader, Progress};
 
-use crate::terminal::{self, TermOut};
 use crate::ARGS;
+use crate::terminal::{self, TermOut};
 
 /// Prints download progress by writing `downloading {0}` followed by repeatedly
 /// updating the last terminal line.

crates/typst-cli/src/init.rs

@@ -4,7 +4,7 @@ use std::path::Path;
 use codespan_reporting::term::termcolor::{Color, ColorSpec, WriteColor};
 use ecow::eco_format;
 use fs_extra::dir::CopyOptions;
-use typst::diag::{bail, FileError, StrResult};
+use typst::diag::{FileError, StrResult, bail};
 use typst::syntax::package::{
     PackageManifest, PackageSpec, TemplateInfo, VersionlessPackageSpec,
 };

crates/typst-cli/src/main.rs

@@ -21,8 +21,8 @@ use std::io::{self, Write};
 use std::process::ExitCode;
 use std::sync::LazyLock;
 
-use clap::error::ErrorKind;
 use clap::Parser;
+use clap::error::ErrorKind;
 use codespan_reporting::term;
 use codespan_reporting::term::termcolor::WriteColor;
 use typst::diag::HintedStrResult;
@@ -102,7 +102,7 @@ fn print_error(msg: &str) -> io::Result<()> {
 
 #[cfg(not(feature = "self-update"))]
 mod update {
-    use typst::diag::{bail, StrResult};
+    use typst::diag::{StrResult, bail};
 
     use crate::args::UpdateCommand;
 

crates/typst-cli/src/query.rs

@@ -1,12 +1,12 @@
 use comemo::Track;
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use serde::Serialize;
-use typst::diag::{bail, HintedStrResult, StrResult, Warned};
+use typst::World;
+use typst::diag::{HintedStrResult, StrResult, Warned, bail};
 use typst::engine::Sink;
 use typst::foundations::{Content, IntoValue, LocatableSelector, Scope};
 use typst::layout::PagedDocument;
 use typst::syntax::{Span, SyntaxMode};
-use typst::World;
 use typst_eval::eval_string;
 
 use crate::args::{QueryCommand, SerializationFormat};

crates/typst-cli/src/server.rs

@@ -5,7 +5,7 @@ use std::sync::Arc;
 use ecow::eco_format;
 use parking_lot::{Condvar, Mutex, MutexGuard};
 use tiny_http::{Header, Request, Response, StatusCode};
-use typst::diag::{bail, StrResult};
+use typst::diag::{StrResult, bail};
 
 use crate::args::{Input, ServerArgs};
 
@@ -162,7 +162,7 @@ impl<T> Bucket<T> {
     }
 
     /// Retrieves the current data in the bucket.
-    fn get(&self) -> MutexGuard<T> {
+    fn get(&self) -> MutexGuard<'_, T> {
         self.mutex.lock()
     }
 

crates/typst-cli/src/timings.rs

@@ -2,9 +2,9 @@ use std::fs::File;
 use std::io::BufWriter;
 use std::path::{Path, PathBuf};
 
-use typst::diag::{bail, StrResult};
-use typst::syntax::Span;
 use typst::World;
+use typst::diag::{StrResult, bail};
+use typst::syntax::Span;
 
 use crate::args::{CliArguments, Command};
 use crate::world::SystemWorld;

crates/typst-cli/src/update.rs

@@ -6,7 +6,7 @@ use ecow::eco_format;
 use semver::Version;
 use serde::Deserialize;
 use tempfile::NamedTempFile;
-use typst::diag::{bail, StrResult};
+use typst::diag::{StrResult, bail};
 use typst_kit::download::Downloader;
 use xz2::bufread::XzDecoder;
 use zip::ZipArchive;

crates/typst-cli/src/watch.rs

@@ -10,12 +10,12 @@ use codespan_reporting::term::{self, termcolor};
 use ecow::eco_format;
 use notify::{Event, RecommendedWatcher, RecursiveMode, Watcher as _};
 use same_file::is_same_file;
-use typst::diag::{bail, warning, StrResult};
+use typst::diag::{StrResult, bail, warning};
 use typst::syntax::Span;
 use typst::utils::format_duration;
 
 use crate::args::{Input, Output, WatchCommand};
-use crate::compile::{compile_once, print_diagnostics, CompileConfig};
+use crate::compile::{CompileConfig, compile_once, print_diagnostics};
 use crate::timings::Timer;
 use crate::world::{SystemWorld, WorldCreationError};
 use crate::{print_error, terminal};

crates/typst-cli/src/world.rs

@@ -5,7 +5,7 @@ use std::sync::{LazyLock, OnceLock};
 use std::{fmt, fs, io, mem};
 
 use chrono::{DateTime, Datelike, FixedOffset, Local, Utc};
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use parking_lot::Mutex;
 use typst::diag::{FileError, FileResult};
 use typst::foundations::{Bytes, Datetime, Dict, IntoValue};
@@ -361,22 +361,22 @@ impl<T: Clone> SlotCell<T> {
         f: impl FnOnce(Vec<u8>, Option<T>) -> FileResult<T>,
     ) -> FileResult<T> {
         // If we accessed the file already in this compilation, retrieve it.
-        if mem::replace(&mut self.accessed, true) {
-            if let Some(data) = &self.data {
+        if mem::replace(&mut self.accessed, true)
+            && let Some(data) = &self.data
+        {
             return data.clone();
         }
-        }
 
         // Read and hash the file.
         let result = timed!("loading file", load());
         let fingerprint = timed!("hashing file", typst::utils::hash128(&result));
 
         // If the file contents didn't change, yield the old processed data.
-        if mem::replace(&mut self.fingerprint, fingerprint) == fingerprint {
-            if let Some(data) = &self.data {
+        if mem::replace(&mut self.fingerprint, fingerprint) == fingerprint
+            && let Some(data) = &self.data
+        {
             return data.clone();
         }
-        }
 
         let prev = self.data.take().and_then(Result::ok);
         let value = result.and_then(|data| f(data, prev));

crates/typst-eval/Cargo.toml

@@ -20,7 +20,6 @@ typst-timing = { workspace = true }
 typst-utils = { workspace = true }
 comemo = { workspace = true }
 ecow = { workspace = true }
-if_chain = { workspace = true }
 indexmap = { workspace = true }
 toml = { workspace = true }
 unicode-segmentation = { workspace = true }

crates/typst-eval/src/access.rs

@@ -1,9 +1,9 @@
 use ecow::eco_format;
-use typst_library::diag::{bail, At, Hint, SourceResult, Trace, Tracepoint};
+use typst_library::diag::{At, Hint, SourceResult, Trace, Tracepoint, bail};
 use typst_library::foundations::{Dict, Value};
 use typst_syntax::ast::{self, AstNode};
 
-use crate::{call_method_access, is_accessor_method, Eval, Vm};
+use crate::{Eval, Vm, call_method_access, is_accessor_method};
 
 /// Access an expression mutably.
 pub(crate) trait Access {
@@ -29,11 +29,11 @@ impl Access for ast::Expr<'_> {
 impl Access for ast::Ident<'_> {
     fn access<'a>(self, vm: &'a mut Vm) -> SourceResult<&'a mut Value> {
         let span = self.span();
-        if vm.inspected == Some(span) {
-            if let Ok(binding) = vm.scopes.get(&self) {
+        if vm.inspected == Some(span)
+            && let Ok(binding) = vm.scopes.get(&self)
+        {
             vm.trace(binding.read().clone());
         }
-        }
         vm.scopes
             .get_mut(&self)
             .and_then(|b| b.write().map_err(Into::into))

crates/typst-eval/src/binding.rs

@@ -1,7 +1,7 @@
 use std::collections::HashSet;
 
 use ecow::eco_format;
-use typst_library::diag::{bail, error, At, SourceDiagnostic, SourceResult};
+use typst_library::diag::{At, SourceDiagnostic, SourceResult, bail, error};
 use typst_library::foundations::{Array, Dict, Value};
 use typst_syntax::ast::{self, AstNode};
 

crates/typst-eval/src/call.rs

@@ -1,8 +1,9 @@
 use comemo::{Tracked, TrackedMut};
-use ecow::{eco_format, EcoString, EcoVec};
+use ecow::{EcoString, EcoVec, eco_format};
+use typst_library::World;
 use typst_library::diag::{
-    bail, error, At, HintedStrResult, HintedString, SourceDiagnostic, SourceResult,
-    Trace, Tracepoint,
+    At, HintedStrResult, HintedString, SourceDiagnostic, SourceResult, Trace, Tracepoint,
+    bail, error,
 };
 use typst_library::engine::{Engine, Sink, Traced};
 use typst_library::foundations::{
@@ -12,12 +13,11 @@ use typst_library::foundations::{
 use typst_library::introspection::Introspector;
 use typst_library::math::LrElem;
 use typst_library::routines::Routines;
-use typst_library::World;
 use typst_syntax::ast::{self, AstNode, Ident};
 use typst_syntax::{Span, Spanned, SyntaxNode};
 use typst_utils::LazyHash;
 
-use crate::{call_method_mut, is_mutating_method, Access, Eval, FlowEvent, Route, Vm};
+use crate::{Access, Eval, FlowEvent, Route, Vm, call_method_mut, is_mutating_method};
 
 impl Eval for ast::FuncCall<'_> {
     type Output = Value;

crates/typst-eval/src/code.rs

@@ -1,9 +1,9 @@
-use ecow::{eco_vec, EcoVec};
-use typst_library::diag::{bail, error, warning, At, SourceResult};
+use ecow::{EcoVec, eco_vec};
+use typst_library::diag::{At, SourceResult, bail, error, warning};
 use typst_library::engine::Engine;
 use typst_library::foundations::{
-    ops, Array, Capturer, Closure, Content, ContextElem, Dict, Func, NativeElement,
-    Selector, Str, Value,
+    Array, Capturer, Closure, Content, ContextElem, Dict, Func, NativeElement, Selector,
+    Str, Value, ops,
 };
 use typst_library::introspection::{Counter, State};
 use typst_syntax::ast::{self, AstNode};
@@ -324,22 +324,18 @@ impl Eval for ast::FieldAccess<'_> {
         };
 
         // Check whether this is a get rule field access.
-        if_chain::if_chain! {
-            if let Value::Func(func) = &value;
-            if let Some(element) = func.element();
-            if let Some(id) = element.field_id(&field);
-            let styles = vm.context.styles().at(field.span());
-            if let Ok(value) = element.field_from_styles(
-                id,
-                styles.as_ref().map(|&s| s).unwrap_or_default(),
-            );
-            then {
+        if let Value::Func(func) = &value
+            && let Some(element) = func.element()
+            && let Some(id) = element.field_id(&field)
+            && let styles = vm.context.styles().at(field.span())
+            && let Ok(value) = element
+                .field_from_styles(id, styles.as_ref().map(|&s| s).unwrap_or_default())
+        {
             // Only validate the context once we know that this is indeed
             // a field from the style chain.
             let _ = styles?;
             return Ok(value);
         }
-        }
 
         Err(err)
     }

crates/typst-eval/src/flow.rs

@@ -1,10 +1,10 @@
-use typst_library::diag::{bail, error, At, SourceDiagnostic, SourceResult};
-use typst_library::foundations::{ops, IntoValue, Value};
+use typst_library::diag::{At, SourceDiagnostic, SourceResult, bail, error};
+use typst_library::foundations::{IntoValue, Value, ops};
 use typst_syntax::ast::{self, AstNode};
 use typst_syntax::{Span, SyntaxKind, SyntaxNode};
 use unicode_segmentation::UnicodeSegmentation;
 
-use crate::{destructure, Eval, Vm};
+use crate::{Eval, Vm, destructure};
 
 /// The maximum number of loop iterations.
 const MAX_ITERATIONS: usize = 10_000;

crates/typst-eval/src/import.rs

@@ -1,16 +1,16 @@
 use comemo::TrackedMut;
-use ecow::{eco_format, eco_vec, EcoString};
+use ecow::{EcoString, eco_format, eco_vec};
+use typst_library::World;
 use typst_library::diag::{
-    bail, error, warning, At, FileError, SourceResult, Trace, Tracepoint,
+    At, FileError, SourceResult, Trace, Tracepoint, bail, error, warning,
 };
 use typst_library::engine::Engine;
 use typst_library::foundations::{Binding, Content, Module, Value};
-use typst_library::World;
 use typst_syntax::ast::{self, AstNode, BareImportError};
 use typst_syntax::package::{PackageManifest, PackageSpec};
 use typst_syntax::{FileId, Span, VirtualPath};
 
-use crate::{eval, Eval, Vm};
+use crate::{Eval, Vm, eval};
 
 impl Eval for ast::ModuleImport<'_> {
     type Output = Value;
@@ -46,15 +46,15 @@ impl Eval for ast::ModuleImport<'_> {
         // If there is a rename, import the source itself under that name.
         let new_name = self.new_name();
         if let Some(new_name) = new_name {
-            if let ast::Expr::Ident(ident) = self.source() {
-                if ident.as_str() == new_name.as_str() {
+            if let ast::Expr::Ident(ident) = self.source()
+                && ident.as_str() == new_name.as_str()
+            {
                 // Warn on `import x as x`
                 vm.engine.sink.warn(warning!(
                     new_name.span(),
                     "unnecessary import rename to same name",
                 ));
             }
-            }
 
             // Define renamed module on the scope.
             vm.define(new_name, source.clone());
@@ -142,8 +142,8 @@ impl Eval for ast::ModuleImport<'_> {
                             // it.
 
                             // Warn on `import ...: x as x`
-                            if let ast::ImportItem::Renamed(renamed_item) = &item {
-                                if renamed_item.original_name().as_str()
+                            if let ast::ImportItem::Renamed(renamed_item) = &item
+                                && renamed_item.original_name().as_str()
                                     == renamed_item.new_name().as_str()
                             {
                                 vm.engine.sink.warn(warning!(
@@ -151,7 +151,6 @@ impl Eval for ast::ModuleImport<'_> {
                                     "unnecessary import rename to same name",
                                 ));
                             }
-                            }
 
                             vm.bind(item.bound_name(), binding.clone());
                         }

crates/typst-eval/src/lib.rs

@@ -14,7 +14,7 @@ mod methods;
 mod rules;
 mod vm;
 
-pub use self::call::{eval_closure, CapturesVisitor};
+pub use self::call::{CapturesVisitor, eval_closure};
 pub use self::flow::FlowEvent;
 pub use self::import::import;
 pub use self::vm::Vm;
@@ -24,14 +24,14 @@ use self::binding::*;
 use self::methods::*;
 
 use comemo::{Track, Tracked, TrackedMut};
-use typst_library::diag::{bail, SourceResult};
+use typst_library::World;
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Context, Module, NativeElement, Scope, Scopes, Value};
 use typst_library::introspection::Introspector;
 use typst_library::math::EquationElem;
 use typst_library::routines::Routines;
-use typst_library::World;
-use typst_syntax::{ast, parse, parse_code, parse_math, Source, Span, SyntaxMode};
+use typst_syntax::{Source, Span, SyntaxMode, ast, parse, parse_code, parse_math};
 
 /// Evaluate a source file and return the resulting module.
 #[comemo::memoize]

crates/typst-eval/src/markup.rs

@@ -1,4 +1,4 @@
-use typst_library::diag::{warning, At, SourceResult};
+use typst_library::diag::{At, SourceResult, warning};
 use typst_library::foundations::{
     Content, Label, NativeElement, Repr, Smart, Symbol, Unlabellable, Value,
 };

crates/typst-eval/src/ops.rs

@@ -1,8 +1,8 @@
 use typst_library::diag::{At, HintedStrResult, SourceResult};
-use typst_library::foundations::{ops, IntoValue, Value};
+use typst_library::foundations::{IntoValue, Value, ops};
 use typst_syntax::ast::{self, AstNode};
 
-use crate::{access_dict, Access, Eval, Vm};
+use crate::{Access, Eval, Vm, access_dict};
 
 impl Eval for ast::Unary<'_> {
     type Output = Value;
@@ -76,13 +76,13 @@ fn apply_assignment(
 
     // An assignment to a dictionary field is different from a normal access
     // since it can create the field instead of just modifying it.
-    if binary.op() == ast::BinOp::Assign {
-        if let ast::Expr::FieldAccess(access) = lhs {
+    if binary.op() == ast::BinOp::Assign
+        && let ast::Expr::FieldAccess(access) = lhs
+    {
         let dict = access_dict(vm, access)?;
         dict.insert(access.field().get().clone().into(), rhs);
         return Ok(Value::None);
     }
-    }
 
     let location = binary.lhs().access(vm)?;
     let lhs = std::mem::take(&mut *location);

crates/typst-eval/src/rules.rs

@@ -1,4 +1,4 @@
-use typst_library::diag::{warning, At, SourceResult};
+use typst_library::diag::{At, SourceResult, warning};
 use typst_library::foundations::{
     Element, Func, Recipe, Selector, ShowableSelector, Styles, Transformation,
 };
@@ -12,11 +12,11 @@ impl Eval for ast::SetRule<'_> {
     type Output = Styles;
 
     fn eval(self, vm: &mut Vm) -> SourceResult<Self::Output> {
-        if let Some(condition) = self.condition() {
-            if !condition.eval(vm)?.cast::<bool>().at(condition.span())? {
+        if let Some(condition) = self.condition()
+            && !condition.eval(vm)?.cast::<bool>().at(condition.span())?
+        {
             return Ok(Styles::new());
         }
-        }
 
         let target = self.target();
         let target = target
@@ -58,12 +58,11 @@ impl Eval for ast::ShowRule<'_> {
 
 /// Migration hint for `show par: set block(spacing: ..)`.
 fn check_show_par_set_block(vm: &mut Vm, recipe: &Recipe) {
-    if_chain::if_chain! {
-        if let Some(Selector::Elem(elem, _)) = recipe.selector();
-        if *elem == Element::of::<ParElem>();
-        if let Transformation::Style(styles) = recipe.transform();
-        if styles.has(BlockElem::above) || styles.has(BlockElem::below);
-        then {
+    if let Some(Selector::Elem(elem, _)) = recipe.selector()
+        && *elem == Element::of::<ParElem>()
+        && let Transformation::Style(styles) = recipe.transform()
+        && (styles.has(BlockElem::above) || styles.has(BlockElem::below))
+    {
         vm.engine.sink.warn(warning!(
                 recipe.span(),
                 "`show par: set block(spacing: ..)` has no effect anymore";
@@ -71,5 +70,4 @@ fn check_show_par_set_block(vm: &mut Vm, recipe: &Recipe) {
                 hint: "this is specific to paragraphs as they are not considered blocks anymore"
             ))
     }
-    }
 }

crates/typst-eval/src/vm.rs

@@ -1,10 +1,10 @@
 use comemo::Tracked;
+use typst_library::World;
 use typst_library::diag::warning;
 use typst_library::engine::Engine;
 use typst_library::foundations::{Binding, Context, IntoValue, Scopes, Value};
-use typst_library::World;
-use typst_syntax::ast::{self, AstNode};
 use typst_syntax::Span;
+use typst_syntax::ast::{self, AstNode};
 
 use crate::FlowEvent;
 

crates/typst-html/src/convert.rs

@@ -1,4 +1,4 @@
-use typst_library::diag::{warning, SourceResult};
+use typst_library::diag::{SourceResult, warning};
 use typst_library::engine::Engine;
 use typst_library::foundations::{Content, StyleChain, Target, TargetElem};
 use typst_library::introspection::{SplitLocator, TagElem};
@@ -8,7 +8,7 @@ use typst_library::routines::Pair;
 use typst_library::text::{LinebreakElem, SmartQuoteElem, SpaceElem, TextElem};
 
 use crate::fragment::html_fragment;
-use crate::{attr, tag, FrameElem, HtmlElem, HtmlElement, HtmlFrame, HtmlNode};
+use crate::{FrameElem, HtmlElem, HtmlElement, HtmlFrame, HtmlNode, attr, tag};
 
 /// Converts realized content into HTML nodes.
 pub fn convert_to_nodes<'a>(

crates/typst-html/src/document.rs

@@ -2,7 +2,8 @@ use std::collections::HashSet;
 use std::num::NonZeroUsize;
 
 use comemo::{Tracked, TrackedMut};
-use typst_library::diag::{bail, SourceResult};
+use typst_library::World;
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Content, StyleChain};
 use typst_library::introspection::{
@@ -11,11 +12,10 @@ use typst_library::introspection::{
 use typst_library::layout::{Point, Position, Transform};
 use typst_library::model::DocumentInfo;
 use typst_library::routines::{Arenas, RealizationKind, Routines};
-use typst_library::World;
 use typst_syntax::Span;
 use typst_utils::NonZeroExt;
 
-use crate::{attr, tag, HtmlDocument, HtmlElement, HtmlNode};
+use crate::{HtmlDocument, HtmlElement, HtmlNode, attr, tag};
 
 /// Produce an HTML document from content.
 ///

crates/typst-html/src/dom.rs

@@ -1,8 +1,8 @@
 use std::fmt::{self, Debug, Display, Formatter};
 
 use ecow::{EcoString, EcoVec};
-use typst_library::diag::{bail, HintedStrResult, StrResult};
-use typst_library::foundations::{cast, Dict, Repr, Str, StyleChain};
+use typst_library::diag::{HintedStrResult, StrResult, bail};
+use typst_library::foundations::{Dict, Repr, Str, StyleChain, cast};
 use typst_library::introspection::{Introspector, Tag};
 use typst_library::layout::{Abs, Frame, Point};
 use typst_library::model::DocumentInfo;

crates/typst-html/src/encode.rs

@@ -1,12 +1,12 @@
 use std::fmt::Write;
 
-use typst_library::diag::{bail, At, SourceResult, StrResult};
+use typst_library::diag::{At, SourceResult, StrResult, bail};
 use typst_library::foundations::Repr;
 use typst_library::introspection::Introspector;
 use typst_syntax::Span;
 
 use crate::{
-    attr, charsets, tag, HtmlDocument, HtmlElement, HtmlFrame, HtmlNode, HtmlTag,
+    HtmlDocument, HtmlElement, HtmlFrame, HtmlNode, HtmlTag, attr, charsets, tag,
 };
 
 /// Encodes an HTML document into a string.
@@ -262,11 +262,7 @@ impl RawMode {
             {
                 // Template literals can be multi-line, so indent may change
                 // the semantics of the JavaScript.
-                if text.contains('`') {
-                    Self::Wrap
-                } else {
-                    Self::Indent
-                }
+                if text.contains('`') { Self::Wrap } else { Self::Indent }
             }
             tag::style => Self::Indent,
             _ => Self::Keep,

crates/typst-html/src/fragment.rs

@@ -4,8 +4,8 @@ use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Content, StyleChain};
 use typst_library::introspection::{Introspector, Locator, LocatorLink};
 
-use typst_library::routines::{Arenas, FragmentKind, RealizationKind, Routines};
 use typst_library::World;
+use typst_library::routines::{Arenas, FragmentKind, RealizationKind, Routines};
 
 use crate::HtmlNode;
 

crates/typst-html/src/lib.rs

@@ -19,8 +19,8 @@ pub use self::encode::html;
 pub use self::rules::register;
 
 use ecow::EcoString;
-use typst_library::foundations::{Content, Module, Scope};
 use typst_library::Category;
+use typst_library::foundations::{Content, Module, Scope};
 use typst_macros::elem;
 
 /// Creates the module with all HTML definitions.
@@ -86,11 +86,7 @@ impl HtmlElem {
         attr: HtmlAttr,
         value: Option<impl Into<EcoString>>,
     ) -> Self {
-        if let Some(value) = value {
-            self.with_attr(attr, value)
-        } else {
-            self
-        }
+        if let Some(value) = value { self.with_attr(attr, value) } else { self }
     }
 
     /// Adds CSS styles to an element.

crates/typst-html/src/link.rs

@@ -1,14 +1,14 @@
 use std::collections::{HashMap, HashSet, VecDeque};
 
 use comemo::Track;
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use typst_library::foundations::{Label, NativeElement};
 use typst_library::introspection::{Introspector, Location, Tag};
 use typst_library::layout::{Frame, FrameItem, Point};
 use typst_library::model::{Destination, LinkElem};
 use typst_utils::PicoStr;
 
-use crate::{attr, tag, HtmlElement, HtmlNode};
+use crate::{HtmlElement, HtmlNode, attr, tag};
 
 /// Searches for links within a frame.
 ///

crates/typst-html/src/rules.rs

@@ -1,12 +1,12 @@
 use std::num::NonZeroUsize;
 
-use ecow::{eco_format, EcoVec};
-use typst_library::diag::{warning, At};
+use ecow::{EcoVec, eco_format};
+use typst_library::diag::{At, warning};
 use typst_library::foundations::{
     Content, NativeElement, NativeRuleMap, ShowFn, Smart, StyleChain, Target,
 };
 use typst_library::introspection::{Counter, Locator};
-use typst_library::layout::resolve::{table_to_cellgrid, Cell, CellGrid, Entry};
+use typst_library::layout::resolve::{Cell, CellGrid, Entry, table_to_cellgrid};
 use typst_library::layout::{OuterVAlignment, Sizing};
 use typst_library::model::{
     Attribution, CiteElem, CiteGroup, Destination, EmphElem, EnumElem, FigureCaption,
@@ -19,7 +19,7 @@ use typst_library::text::{
 };
 use typst_library::visualize::ImageElem;
 
-use crate::{attr, css, tag, FrameElem, HtmlAttrs, HtmlElem, HtmlTag};
+use crate::{FrameElem, HtmlAttrs, HtmlElem, HtmlTag, attr, css, tag};
 
 /// Registers show rules for the [HTML target](Target::Html).
 pub fn register(rules: &mut NativeRuleMap) {
@@ -238,13 +238,11 @@ const QUOTE_RULE: ShowFn<QuoteElem> = |elem, _, styles| {
 
     if block {
         let mut blockquote = HtmlElem::new(tag::blockquote).with_body(Some(realized));
-        if let Some(Attribution::Content(attribution)) = attribution {
-            if let Some(link) = attribution.to_packed::<LinkElem>() {
-                if let LinkTarget::Dest(Destination::Url(url)) = &link.dest {
-                    blockquote =
-                        blockquote.with_attr(attr::cite, url.clone().into_inner());
-                }
-            }
+        if let Some(Attribution::Content(attribution)) = attribution
+            && let Some(link) = attribution.to_packed::<LinkElem>()
+            && let LinkTarget::Dest(Destination::Url(url)) = &link.dest
+        {
+            blockquote = blockquote.with_attr(attr::cite, url.clone().into_inner());
         }
 
         realized = blockquote.pack().spanned(span);

crates/typst-html/src/typed.rs

@@ -9,9 +9,9 @@ use std::sync::LazyLock;
 
 use bumpalo::Bump;
 use comemo::Tracked;
-use ecow::{eco_format, eco_vec, EcoString};
+use ecow::{EcoString, eco_format, eco_vec};
 use typst_assets::html as data;
-use typst_library::diag::{bail, At, Hint, HintedStrResult, SourceResult};
+use typst_library::diag::{At, Hint, HintedStrResult, SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{
     Args, Array, AutoValue, CastInfo, Content, Context, Datetime, Dict, Duration,
@@ -22,7 +22,7 @@ use typst_library::layout::{Axes, Axis, Dir, Length};
 use typst_library::visualize::Color;
 use typst_macros::cast;
 
-use crate::{css, tag, HtmlAttr, HtmlAttrs, HtmlElem, HtmlTag};
+use crate::{HtmlAttr, HtmlAttrs, HtmlElem, HtmlTag, css, tag};
 
 /// Hook up all typed HTML definitions.
 pub(super) fn define(html: &mut Scope) {

crates/typst-ide/Cargo.toml

@@ -17,7 +17,6 @@ typst = { workspace = true }
 typst-eval = { workspace = true }
 comemo = { workspace = true }
 ecow = { workspace = true }
-if_chain = { workspace = true }
 pathdiff = { workspace = true }
 serde = { workspace = true }
 unscanny = { workspace = true }

crates/typst-ide/src/analyze.rs

@@ -1,11 +1,11 @@
 use std::collections::HashSet;
 
 use comemo::Track;
-use ecow::{eco_vec, EcoString, EcoVec};
+use ecow::{EcoString, EcoVec, eco_vec};
 use typst::foundations::{Label, Styles, Value};
 use typst::layout::PagedDocument;
 use typst::model::{BibliographyElem, FigureElem};
-use typst::syntax::{ast, LinkedNode, SyntaxKind};
+use typst::syntax::{LinkedNode, SyntaxKind, ast};
 
 use crate::IdeWorld;
 
@@ -27,17 +27,18 @@ pub fn analyze_expr(
         ast::Expr::Numeric(v) => Value::numeric(v.get()),
         ast::Expr::Str(v) => Value::Str(v.get().into()),
         _ => {
-            if node.kind() == SyntaxKind::Contextual {
-                if let Some(child) = node.children().next_back() {
+            if node.kind() == SyntaxKind::Contextual
+                && let Some(child) = node.children().next_back()
+            {
                 return analyze_expr(world, &child);
             }
-            }
 
-            if let Some(parent) = node.parent() {
-                if parent.kind() == SyntaxKind::FieldAccess && node.index() > 0 {
+            if let Some(parent) = node.parent()
+                && parent.kind() == SyntaxKind::FieldAccess
+                && node.index() > 0
+            {
                 return analyze_expr(world, parent);
             }
-            }
 
             return typst::trace::<PagedDocument>(world.upcast(), node.span());
         }

crates/typst-ide/src/complete.rs

@@ -2,18 +2,17 @@ use std::cmp::Reverse;
 use std::collections::{BTreeMap, HashSet};
 use std::ffi::OsStr;
 
-use ecow::{eco_format, EcoString};
-use if_chain::if_chain;
+use ecow::{EcoString, eco_format};
 use serde::{Deserialize, Serialize};
 use typst::foundations::{
-    fields_on, repr, AutoValue, CastInfo, Func, Label, NoneValue, ParamInfo, Repr,
-    StyleChain, Styles, Type, Value,
+    AutoValue, CastInfo, Func, Label, NoneValue, ParamInfo, Repr, StyleChain, Styles,
+    Type, Value, fields_on, repr,
 };
 use typst::layout::{Alignment, Dir, PagedDocument};
 use typst::syntax::ast::AstNode;
 use typst::syntax::{
-    ast, is_id_continue, is_id_start, is_ident, FileId, LinkedNode, Side, Source,
-    SyntaxKind,
+    FileId, LinkedNode, Side, Source, SyntaxKind, ast, is_id_continue, is_id_start,
+    is_ident,
 };
 use typst::text::{FontFlags, RawElem};
 use typst::visualize::Color;
@@ -22,7 +21,7 @@ use unscanny::Scanner;
 use crate::utils::{
     check_value_recursively, globals, plain_docs_sentence, summarize_font_family,
 };
-use crate::{analyze_expr, analyze_import, analyze_labels, named_items, IdeWorld};
+use crate::{IdeWorld, analyze_expr, analyze_import, analyze_labels, named_items};
 
 /// Autocomplete a cursor position in a source file.
 ///
@@ -145,27 +144,23 @@ fn complete_markup(ctx: &mut CompletionContext) -> bool {
     }
 
     // Behind a half-completed binding: "#let x = |".
-    if_chain! {
-        if let Some(prev) = ctx.leaf.prev_leaf();
-        if prev.kind() == SyntaxKind::Eq;
-        if prev.parent_kind() == Some(SyntaxKind::LetBinding);
-        then {
+    if let Some(prev) = ctx.leaf.prev_leaf()
+        && prev.kind() == SyntaxKind::Eq
+        && prev.parent_kind() == Some(SyntaxKind::LetBinding)
+    {
         ctx.from = ctx.cursor;
         code_completions(ctx, false);
         return true;
     }
-    }
 
     // Behind a half-completed context block: "#context |".
-    if_chain! {
-        if let Some(prev) = ctx.leaf.prev_leaf();
-        if prev.kind() == SyntaxKind::Context;
-        then {
+    if let Some(prev) = ctx.leaf.prev_leaf()
+        && prev.kind() == SyntaxKind::Context
+    {
         ctx.from = ctx.cursor;
         code_completions(ctx, false);
         return true;
     }
-    }
 
     // Directly after a raw block.
     let mut s = Scanner::new(ctx.text);
@@ -373,38 +368,35 @@ fn complete_field_accesses(ctx: &mut CompletionContext) -> bool {
     );
 
     // Behind an expression plus dot: "emoji.|".
-    if_chain! {
-        if ctx.leaf.kind() == SyntaxKind::Dot
+    if (ctx.leaf.kind() == SyntaxKind::Dot
         || (matches!(ctx.leaf.kind(), SyntaxKind::Text | SyntaxKind::MathText)
-                && ctx.leaf.text() == ".");
-        if ctx.leaf.range().end == ctx.cursor;
-        if let Some(prev) = ctx.leaf.prev_sibling();
-        if !in_markup || prev.range().end == ctx.leaf.range().start;
-        if prev.is::<ast::Expr>();
-        if prev.parent_kind() != Some(SyntaxKind::Markup) ||
-           prev.prev_sibling_kind() == Some(SyntaxKind::Hash);
-        if let Some((value, styles)) = analyze_expr(ctx.world, &prev).into_iter().next();
-        then {
+            && ctx.leaf.text() == "."))
+        && ctx.leaf.range().end == ctx.cursor
+        && let Some(prev) = ctx.leaf.prev_sibling()
+        && (!in_markup || prev.range().end == ctx.leaf.range().start)
+        && prev.is::<ast::Expr>()
+        && (prev.parent_kind() != Some(SyntaxKind::Markup)
+            || prev.prev_sibling_kind() == Some(SyntaxKind::Hash))
+        && let Some((value, styles)) = analyze_expr(ctx.world, &prev).into_iter().next()
+    {
         ctx.from = ctx.cursor;
         field_access_completions(ctx, &value, &styles);
         return true;
     }
-    }
 
     // Behind a started field access: "emoji.fa|".
-    if_chain! {
-        if ctx.leaf.kind() == SyntaxKind::Ident;
-        if let Some(prev) = ctx.leaf.prev_sibling();
-        if prev.kind() == SyntaxKind::Dot;
-        if let Some(prev_prev) = prev.prev_sibling();
-        if prev_prev.is::<ast::Expr>();
-        if let Some((value, styles)) = analyze_expr(ctx.world, &prev_prev).into_iter().next();
-        then {
+    if ctx.leaf.kind() == SyntaxKind::Ident
+        && let Some(prev) = ctx.leaf.prev_sibling()
+        && prev.kind() == SyntaxKind::Dot
+        && let Some(prev_prev) = prev.prev_sibling()
+        && prev_prev.is::<ast::Expr>()
+        && let Some((value, styles)) =
+            analyze_expr(ctx.world, &prev_prev).into_iter().next()
+    {
         ctx.from = ctx.leaf.offset();
         field_access_completions(ctx, &value, &styles);
         return true;
     }
-    }
 
     false
 }
@@ -507,14 +499,11 @@ fn complete_open_labels(ctx: &mut CompletionContext) -> bool {
 fn complete_imports(ctx: &mut CompletionContext) -> bool {
     // In an import path for a file or package:
     // "#import "|",
-    if_chain! {
-        if matches!(
-            ctx.leaf.parent_kind(),
-            Some(SyntaxKind::ModuleImport | SyntaxKind::ModuleInclude)
-        );
-        if let Some(ast::Expr::Str(str)) = ctx.leaf.cast();
+    if let Some(SyntaxKind::ModuleImport | SyntaxKind::ModuleInclude) =
+        ctx.leaf.parent_kind()
+        && let Some(ast::Expr::Str(str)) = ctx.leaf.cast()
+    {
         let value = str.get();
-        then {
         ctx.from = ctx.leaf.offset();
         if value.starts_with('@') {
             let all_versions = value.contains(':');
@@ -524,41 +513,36 @@ fn complete_imports(ctx: &mut CompletionContext) -> bool {
         }
         return true;
     }
-    }
 
     // Behind an import list:
     // "#import "path.typ": |",
     // "#import "path.typ": a, b, |".
-    if_chain! {
-        if let Some(prev) = ctx.leaf.prev_sibling();
-        if let Some(ast::Expr::ModuleImport(import)) = prev.get().cast();
-        if let Some(ast::Imports::Items(items)) = import.imports();
-        if let Some(source) = prev.children().find(|child| child.is::<ast::Expr>());
-        then {
+    if let Some(prev) = ctx.leaf.prev_sibling()
+        && let Some(ast::Expr::ModuleImport(import)) = prev.get().cast()
+        && let Some(ast::Imports::Items(items)) = import.imports()
+        && let Some(source) = prev.children().find(|child| child.is::<ast::Expr>())
+    {
         ctx.from = ctx.cursor;
         import_item_completions(ctx, items, &source);
         return true;
     }
-    }
 
     // Behind a half-started identifier in an import list:
     // "#import "path.typ": thi|",
-    if_chain! {
-        if ctx.leaf.kind() == SyntaxKind::Ident;
-        if let Some(parent) = ctx.leaf.parent();
-        if parent.kind() == SyntaxKind::ImportItemPath;
-        if let Some(grand) = parent.parent();
-        if grand.kind() == SyntaxKind::ImportItems;
-        if let Some(great) = grand.parent();
-        if let Some(ast::Expr::ModuleImport(import)) = great.get().cast();
-        if let Some(ast::Imports::Items(items)) = import.imports();
-        if let Some(source) = great.children().find(|child| child.is::<ast::Expr>());
-        then {
+    if ctx.leaf.kind() == SyntaxKind::Ident
+        && let Some(parent) = ctx.leaf.parent()
+        && parent.kind() == SyntaxKind::ImportItemPath
+        && let Some(grand) = parent.parent()
+        && grand.kind() == SyntaxKind::ImportItems
+        && let Some(great) = grand.parent()
+        && let Some(ast::Expr::ModuleImport(import)) = great.get().cast()
+        && let Some(ast::Imports::Items(items)) = import.imports()
+        && let Some(source) = great.children().find(|child| child.is::<ast::Expr>())
+    {
         ctx.from = ctx.leaf.offset();
         import_item_completions(ctx, items, &source);
         return true;
     }
-    }
 
     false
 }
@@ -607,16 +591,14 @@ fn complete_rules(ctx: &mut CompletionContext) -> bool {
     }
 
     // Behind a half-completed show rule: "show strong: |".
-    if_chain! {
-        if let Some(prev) = ctx.leaf.prev_leaf();
-        if matches!(prev.kind(), SyntaxKind::Colon);
-        if matches!(prev.parent_kind(), Some(SyntaxKind::ShowRule));
-        then {
+    if let Some(prev) = ctx.leaf.prev_leaf()
+        && matches!(prev.kind(), SyntaxKind::Colon)
+        && matches!(prev.parent_kind(), Some(SyntaxKind::ShowRule))
+    {
         ctx.from = ctx.cursor;
         show_rule_recipe_completions(ctx);
         return true;
     }
-    }
 
     false
 }
@@ -682,26 +664,23 @@ fn show_rule_recipe_completions(ctx: &mut CompletionContext) {
 /// Complete call and set rule parameters.
 fn complete_params(ctx: &mut CompletionContext) -> bool {
     // Ensure that we are in a function call or set rule's argument list.
-    let (callee, set, args, args_linked) = if_chain! {
-        if let Some(parent) = ctx.leaf.parent();
-        if let Some(parent) = match parent.kind() {
+    let (callee, set, args, args_linked) = if let Some(parent) = ctx.leaf.parent()
+        && let Some(parent) = match parent.kind() {
             SyntaxKind::Named => parent.parent(),
             _ => Some(parent),
-        };
-        if let Some(args) = parent.get().cast::<ast::Args>();
-        if let Some(grand) = parent.parent();
-        if let Some(expr) = grand.get().cast::<ast::Expr>();
-        let set = matches!(expr, ast::Expr::SetRule(_));
-        if let Some(callee) = match expr {
+        }
+        && let Some(args) = parent.get().cast::<ast::Args>()
+        && let Some(grand) = parent.parent()
+        && let Some(expr) = grand.get().cast::<ast::Expr>()
+        && let set = matches!(expr, ast::Expr::SetRule(_))
+        && let Some(callee) = match expr {
             ast::Expr::FuncCall(call) => Some(call.callee()),
             ast::Expr::SetRule(set) => Some(set.target()),
             _ => None,
-        };
-        then {
+        } {
         (callee, set, args, parent)
     } else {
         return false;
-        }
     };
 
     // Find the piece of syntax that decides what we're completing.
@@ -718,11 +697,10 @@ fn complete_params(ctx: &mut CompletionContext) -> bool {
     }
 
     // Parameter values: "func(param:|)", "func(param: |)".
-    if_chain! {
-        if deciding.kind() == SyntaxKind::Colon;
-        if let Some(prev) = deciding.prev_leaf();
-        if let Some(param) = prev.get().cast::<ast::Ident>();
-        then {
+    if let SyntaxKind::Colon = deciding.kind()
+        && let Some(prev) = deciding.prev_leaf()
+        && let Some(param) = prev.get().cast::<ast::Ident>()
+    {
         if let Some(next) = deciding.next_leaf() {
             ctx.from = ctx.cursor.min(next.offset());
         }
@@ -730,13 +708,11 @@ fn complete_params(ctx: &mut CompletionContext) -> bool {
         named_param_value_completions(ctx, callee, &param);
         return true;
     }
-    }
 
     // Parameters: "func(|)", "func(hi|)", "func(12,|)".
-    if_chain! {
-        if matches!(deciding.kind(), SyntaxKind::LeftParen | SyntaxKind::Comma);
-        if deciding.kind() != SyntaxKind::Comma || deciding.range().end < ctx.cursor;
-        then {
+    if let SyntaxKind::LeftParen | SyntaxKind::Comma = deciding.kind()
+        && (deciding.kind() != SyntaxKind::Comma || deciding.range().end < ctx.cursor)
+    {
         if let Some(next) = deciding.next_leaf() {
             ctx.from = ctx.cursor.min(next.offset());
         }
@@ -744,7 +720,6 @@ fn complete_params(ctx: &mut CompletionContext) -> bool {
         param_completions(ctx, callee, set, args, args_linked);
         return true;
     }
-    }
 
     false
 }
@@ -859,7 +834,7 @@ fn param_value_completions<'a>(
 fn path_completion(func: &Func, param: &ParamInfo) -> Option<&'static [&'static str]> {
     Some(match (func.name(), param.name) {
         (Some("image"), "source") => {
-            &["png", "jpg", "jpeg", "gif", "svg", "svgz", "webp"]
+            &["png", "jpg", "jpeg", "gif", "svg", "svgz", "webp", "pdf"]
         }
         (Some("csv"), "source") => &["csv"],
         (Some("plugin"), "source") => &["wasm"],
@@ -1104,15 +1079,13 @@ fn code_completions(ctx: &mut CompletionContext, hash: bool) {
 fn is_in_equation_show_rule(leaf: &LinkedNode<'_>) -> bool {
     let mut node = leaf;
     while let Some(parent) = node.parent() {
-        if_chain! {
-            if let Some(expr) = parent.get().cast::<ast::Expr>();
-            if let ast::Expr::ShowRule(show) = expr;
-            if let Some(ast::Expr::FieldAccess(field)) = show.selector();
-            if field.field().as_str() == "equation";
-            then {
+        if let Some(expr) = parent.get().cast::<ast::Expr>()
+            && let ast::Expr::ShowRule(show) = expr
+            && let Some(ast::Expr::FieldAccess(field)) = show.selector()
+            && field.field().as_str() == "equation"
+        {
             return true;
         }
-        }
         node = parent;
     }
     false
@@ -1382,11 +1355,12 @@ impl<'a> CompletionContext<'a> {
             }
         } else if at {
             apply = Some(eco_format!("at(\"{label}\")"));
-        } else if label.starts_with('"') && self.after.starts_with('"') {
-            if let Some(trimmed) = label.strip_suffix('"') {
+        } else if label.starts_with('"')
+            && self.after.starts_with('"')
+            && let Some(trimmed) = label.strip_suffix('"')
+        {
             apply = Some(trimmed.into());
         }
-        }
 
         self.completions.push(Completion {
             kind: kind.unwrap_or_else(|| match value {
@@ -1571,7 +1545,7 @@ mod tests {
 
     use typst::layout::PagedDocument;
 
-    use super::{autocomplete, Completion, CompletionKind};
+    use super::{Completion, CompletionKind, autocomplete};
     use crate::tests::{FilePos, TestWorld, WorldLike};
 
     /// Quote a string.

crates/typst-ide/src/definition.rs

@@ -1,12 +1,12 @@
 use typst::foundations::{Label, Selector, Value};
 use typst::layout::PagedDocument;
-use typst::syntax::{ast, LinkedNode, Side, Source, Span};
+use typst::syntax::{LinkedNode, Side, Source, Span, ast};
 use typst::utils::PicoStr;
 
 use crate::utils::globals;
 use crate::{
-    analyze_expr, analyze_import, deref_target, named_items, DerefTarget, IdeWorld,
-    NamedItem,
+    DerefTarget, IdeWorld, NamedItem, analyze_expr, analyze_import, deref_target,
+    named_items,
 };
 
 /// A definition of some item.
@@ -90,11 +90,11 @@ mod tests {
     use std::borrow::Borrow;
     use std::ops::Range;
 
+    use typst::WorldExt;
     use typst::foundations::{IntoValue, NativeElement};
     use typst::syntax::Side;
-    use typst::WorldExt;
 
-    use super::{definition, Definition};
+    use super::{Definition, definition};
     use crate::tests::{FilePos, TestWorld, WorldLike};
 
     type Response = (TestWorld, Option<Definition>);

crates/typst-ide/src/jump.rs

@@ -1,10 +1,10 @@
 use std::num::NonZeroUsize;
 
+use typst::WorldExt;
 use typst::layout::{Frame, FrameItem, PagedDocument, Point, Position, Size};
 use typst::model::{Destination, Url};
 use typst::syntax::{FileId, LinkedNode, Side, Source, Span, SyntaxKind};
 use typst::visualize::{Curve, CurveItem, FillRule, Geometry};
-use typst::WorldExt;
 
 use crate::IdeWorld;
 
@@ -36,8 +36,9 @@ pub fn jump_from_click(
 ) -> Option<Jump> {
     // Try to find a link first.
     for (pos, item) in frame.items() {
-        if let FrameItem::Link(dest, size) = item {
-            if is_in_rect(*pos, *size, click) {
+        if let FrameItem::Link(dest, size) = item
+            && is_in_rect(*pos, *size, click)
+        {
             return Some(match dest {
                 Destination::Url(url) => Jump::Url(url.clone()),
                 Destination::Position(pos) => Jump::Position(*pos),
@@ -47,18 +48,17 @@ pub fn jump_from_click(
             });
         }
     }
-    }
 
     // If there's no link, search for a jump target.
-    for (mut pos, item) in frame.items().rev() {
+    for &(mut pos, ref item) in frame.items().rev() {
         match item {
             FrameItem::Group(group) => {
                 let pos = click - pos;
-                if let Some(clip) = &group.clip {
-                    if !clip.contains(FillRule::NonZero, pos) {
+                if let Some(clip) = &group.clip
+                    && !clip.contains(FillRule::NonZero, pos)
+                {
                     continue;
                 }
-                }
                 // Realistic transforms should always be invertible.
                 // An example of one that isn't is a scale of 0, which would
                 // not be clickable anyway.
@@ -177,12 +177,12 @@ pub fn jump_from_cursor(
 
 /// Find the position of a span in a frame.
 fn find_in_frame(frame: &Frame, span: Span) -> Option<Point> {
-    for (mut pos, item) in frame.items() {
-        if let FrameItem::Group(group) = item {
-            if let Some(point) = find_in_frame(&group.frame, span) {
+    for &(mut pos, ref item) in frame.items() {
+        if let FrameItem::Group(group) = item
+            && let Some(point) = find_in_frame(&group.frame, span)
+        {
             return Some(pos + point.transform(group.transform));
         }
-        }
 
         if let FrameItem::Text(text) = item {
             for glyph in &text.glyphs {
@@ -222,7 +222,7 @@ mod tests {
 
     use typst::layout::{Abs, Point, Position};
 
-    use super::{jump_from_click, jump_from_cursor, Jump};
+    use super::{Jump, jump_from_click, jump_from_cursor};
     use crate::tests::{FilePos, TestWorld, WorldLike};
 
     fn point(x: f64, y: f64) -> Point {

crates/typst-ide/src/lib.rs

@@ -9,16 +9,16 @@ mod tooltip;
 mod utils;
 
 pub use self::analyze::{analyze_expr, analyze_import, analyze_labels};
-pub use self::complete::{autocomplete, Completion, CompletionKind};
-pub use self::definition::{definition, Definition};
-pub use self::jump::{jump_from_click, jump_from_cursor, Jump};
-pub use self::matchers::{deref_target, named_items, DerefTarget, NamedItem};
-pub use self::tooltip::{tooltip, Tooltip};
+pub use self::complete::{Completion, CompletionKind, autocomplete};
+pub use self::definition::{Definition, definition};
+pub use self::jump::{Jump, jump_from_click, jump_from_cursor};
+pub use self::matchers::{DerefTarget, NamedItem, deref_target, named_items};
+pub use self::tooltip::{Tooltip, tooltip};
 
 use ecow::EcoString;
-use typst::syntax::package::PackageSpec;
-use typst::syntax::FileId;
 use typst::World;
+use typst::syntax::FileId;
+use typst::syntax::package::PackageSpec;
 
 /// Extends the `World` for IDE functionality.
 pub trait IdeWorld: World {

crates/typst-ide/src/matchers.rs

@@ -1,9 +1,9 @@
 use ecow::EcoString;
 use typst::foundations::{Module, Value};
 use typst::syntax::ast::AstNode;
-use typst::syntax::{ast, LinkedNode, Span, SyntaxKind};
+use typst::syntax::{LinkedNode, Span, SyntaxKind, ast};
 
-use crate::{analyze_import, IdeWorld};
+use crate::{IdeWorld, analyze_import};
 
 /// Find the named items starting from the given position.
 pub fn named_items<T>(
@@ -59,11 +59,11 @@ pub fn named_items<T>(
                 };
 
                 // Seeing the module itself.
-                if let Some((name, span)) = name_and_span {
-                    if let Some(res) = recv(NamedItem::Module(&name, span, module)) {
+                if let Some((name, span)) = name_and_span
+                    && let Some(res) = recv(NamedItem::Module(&name, span, module))
+                {
                     return Some(res);
                 }
-                }
 
                 // Seeing the imported items.
                 match imports {
@@ -124,8 +124,9 @@ pub fn named_items<T>(
         }
 
         if let Some(parent) = node.parent() {
-            if let Some(v) = parent.cast::<ast::ForLoop>() {
-                if node.prev_sibling_kind() != Some(SyntaxKind::In) {
+            if let Some(v) = parent.cast::<ast::ForLoop>()
+                && node.prev_sibling_kind() != Some(SyntaxKind::In)
+            {
                 let pattern = v.pattern();
                 for ident in pattern.bindings() {
                     if let Some(res) = recv(NamedItem::Var(ident)) {
@@ -133,7 +134,6 @@ pub fn named_items<T>(
                     }
                 }
             }
-            }
 
             if let Some(v) = parent.cast::<ast::Closure>().filter(|v| {
                 // Check if the node is in the body of the closure.
@@ -155,15 +155,15 @@ pub fn named_items<T>(
                             }
                         }
                         ast::Param::Spread(s) => {
-                            if let Some(sink_ident) = s.sink_ident() {
-                                if let Some(t) = recv(NamedItem::Var(sink_ident)) {
+                            if let Some(sink_ident) = s.sink_ident()
+                                && let Some(t) = recv(NamedItem::Var(sink_ident))
+                            {
                                 return Some(t);
                             }
                         }
                     }
                 }
             }
-            }
 
             ancestor = Some(parent.clone());
             continue;
@@ -216,7 +216,7 @@ impl<'a> NamedItem<'a> {
 
 /// Categorize an expression into common classes IDE functionality can operate
 /// on.
-pub fn deref_target(node: LinkedNode) -> Option<DerefTarget<'_>> {
+pub fn deref_target(node: LinkedNode<'_>) -> Option<DerefTarget<'_>> {
     // Move to the first ancestor that is an expression.
     let mut ancestor = node;
     while !ancestor.is::<ast::Expr>() {

crates/typst-ide/src/tests.rs

@@ -9,7 +9,7 @@ use typst::layout::{Abs, Margin, PageElem};
 use typst::syntax::package::{PackageSpec, PackageVersion};
 use typst::syntax::{FileId, Source, VirtualPath};
 use typst::text::{Font, FontBook, TextElem, TextSize};
-use typst::utils::{singleton, LazyHash};
+use typst::utils::{LazyHash, singleton};
 use typst::{Feature, Library, LibraryExt, World};
 
 use crate::IdeWorld;

crates/typst-ide/src/tooltip.rs

@@ -1,17 +1,16 @@
 use std::fmt::Write;
 
-use ecow::{eco_format, EcoString};
-use if_chain::if_chain;
+use ecow::{EcoString, eco_format};
 use typst::engine::Sink;
-use typst::foundations::{repr, Binding, Capturer, CastInfo, Repr, Value};
+use typst::foundations::{Binding, Capturer, CastInfo, Repr, Value, repr};
 use typst::layout::{Length, PagedDocument};
 use typst::syntax::ast::AstNode;
-use typst::syntax::{ast, LinkedNode, Side, Source, SyntaxKind};
-use typst::utils::{round_with_precision, Numeric};
+use typst::syntax::{LinkedNode, Side, Source, SyntaxKind, ast};
+use typst::utils::{Numeric, round_with_precision};
 use typst_eval::CapturesVisitor;
 
 use crate::utils::{plain_docs_sentence, summarize_font_family};
-use crate::{analyze_expr, analyze_import, analyze_labels, IdeWorld};
+use crate::{IdeWorld, analyze_expr, analyze_import, analyze_labels};
 
 /// Describe the item under the cursor.
 ///
@@ -66,12 +65,12 @@ fn expr_tooltip(world: &dyn IdeWorld, leaf: &LinkedNode) -> Option<Tooltip> {
             return Some(Tooltip::Text(plain_docs_sentence(docs)));
         }
 
-        if let &Value::Length(length) = value {
-            if let Some(tooltip) = length_tooltip(length) {
+        if let &Value::Length(length) = value
+            && let Some(tooltip) = length_tooltip(length)
+        {
             return Some(tooltip);
         }
     }
-    }
 
     if expr.is_literal() {
         return None;
@@ -93,11 +92,11 @@ fn expr_tooltip(world: &dyn IdeWorld, leaf: &LinkedNode) -> Option<Tooltip> {
         last = Some((value, 1));
     }
 
-    if let Some((_, count)) = last {
-        if count > 1 {
+    if let Some((_, count)) = last
+        && count > 1
+    {
         write!(pieces.last_mut().unwrap(), " (×{count})").unwrap();
     }
-    }
 
     if iter.next().is_some() {
         pieces.push("...".into());
@@ -109,20 +108,18 @@ fn expr_tooltip(world: &dyn IdeWorld, leaf: &LinkedNode) -> Option<Tooltip> {
 
 /// Tooltips for imports.
 fn import_tooltip(world: &dyn IdeWorld, leaf: &LinkedNode) -> Option<Tooltip> {
-    if_chain! {
-        if leaf.kind() == SyntaxKind::Star;
-        if let Some(parent) = leaf.parent();
-        if let Some(import) = parent.cast::<ast::ModuleImport>();
-        if let Some(node) = parent.find(import.source().span());
-        if let Some(value) = analyze_import(world, &node);
-        if let Some(scope) = value.scope();
-        then {
+    if leaf.kind() == SyntaxKind::Star
+        && let Some(parent) = leaf.parent()
+        && let Some(import) = parent.cast::<ast::ModuleImport>()
+        && let Some(node) = parent.find(import.source().span())
+        && let Some(value) = analyze_import(world, &node)
+        && let Some(scope) = value.scope()
+    {
         let names: Vec<_> =
             scope.iter().map(|(name, ..)| eco_format!("`{name}`")).collect();
         let list = repr::separated_list(&names, "and");
         return Some(Tooltip::Text(eco_format!("This star imports {list}")));
     }
-    }
 
     None
 }
@@ -190,51 +187,46 @@ fn label_tooltip(document: &PagedDocument, leaf: &LinkedNode) -> Option<Tooltip>
 
 /// Tooltips for components of a named parameter.
 fn named_param_tooltip(world: &dyn IdeWorld, leaf: &LinkedNode) -> Option<Tooltip> {
-    let (func, named) = if_chain! {
+    let (func, named) =
         // Ensure that we are in a named pair in the arguments to a function
         // call or set rule.
-        if let Some(parent) = leaf.parent();
-        if let Some(named) = parent.cast::<ast::Named>();
-        if let Some(grand) = parent.parent();
-        if matches!(grand.kind(), SyntaxKind::Args);
-        if let Some(grand_grand) = grand.parent();
-        if let Some(expr) = grand_grand.cast::<ast::Expr>();
-        if let Some(ast::Expr::Ident(callee)) = match expr {
+        if let Some(parent) = leaf.parent()
+        && let Some(named) = parent.cast::<ast::Named>()
+        && let Some(grand) = parent.parent()
+        && matches!(grand.kind(), SyntaxKind::Args)
+        && let Some(grand_grand) = grand.parent()
+        && let Some(expr) = grand_grand.cast::<ast::Expr>()
+        && let Some(ast::Expr::Ident(callee)) = match expr {
             ast::Expr::FuncCall(call) => Some(call.callee()),
             ast::Expr::SetRule(set) => Some(set.target()),
             _ => None,
-        };
+        }
 
         // Find metadata about the function.
-        if let Some(Value::Func(func)) = world
+        && let Some(Value::Func(func)) = world
             .library()
             .global
             .scope()
             .get(&callee)
-            .map(Binding::read);
-        then { (func, named) }
-        else { return None; }
-    };
+            .map(Binding::read)
+         { (func, named) }
+        else { return None; };
 
     // Hovering over the parameter name.
-    if_chain! {
-        if leaf.index() == 0;
-        if let Some(ident) = leaf.cast::<ast::Ident>();
-        if let Some(param) = func.param(&ident);
-        then {
+    if leaf.index() == 0
+        && let Some(ident) = leaf.cast::<ast::Ident>()
+        && let Some(param) = func.param(&ident)
+    {
         return Some(Tooltip::Text(plain_docs_sentence(param.docs)));
     }
-    }
 
     // Hovering over a string parameter value.
-    if_chain! {
-        if let Some(string) = leaf.cast::<ast::Str>();
-        if let Some(param) = func.param(&named.name());
-        if let Some(docs) = find_string_doc(&param.input, &string.get());
-        then {
+    if let Some(string) = leaf.cast::<ast::Str>()
+        && let Some(param) = func.param(&named.name())
+        && let Some(docs) = find_string_doc(&param.input, &string.get())
+    {
         return Some(Tooltip::Text(docs.into()));
     }
-    }
 
     None
 }
@@ -252,27 +244,24 @@ fn find_string_doc(info: &CastInfo, string: &str) -> Option<&'static str> {
 
 /// Tooltip for font.
 fn font_tooltip(world: &dyn IdeWorld, leaf: &LinkedNode) -> Option<Tooltip> {
-    if_chain! {
     // Ensure that we are on top of a string.
-        if let Some(string) = leaf.cast::<ast::Str>();
-        let lower = string.get().to_lowercase();
+    if let Some(string) = leaf.cast::<ast::Str>()
+        && let lower = string.get().to_lowercase()
 
         // Ensure that we are in the arguments to the text function.
-        if let Some(parent) = leaf.parent();
-        if let Some(named) = parent.cast::<ast::Named>();
-        if named.name().as_str() == "font";
+        && let Some(parent) = leaf.parent()
+        && let Some(named) = parent.cast::<ast::Named>()
+        && named.name().as_str() == "font"
 
         // Find the font family.
-        if let Some((_, iter)) = world
+        && let Some((_, iter)) = world
             .book()
             .families()
-            .find(|&(family, _)| family.to_lowercase().as_str() == lower.as_str());
-
-        then {
+            .find(|&(family, _)| family.to_lowercase().as_str() == lower.as_str())
+    {
         let detail = summarize_font_family(iter.collect());
         return Some(Tooltip::Text(detail));
     }
-    };
 
     None
 }
@@ -283,7 +272,7 @@ mod tests {
 
     use typst::syntax::Side;
 
-    use super::{tooltip, Tooltip};
+    use super::{Tooltip, tooltip};
     use crate::tests::{FilePos, TestWorld, WorldLike};
 
     type Response = Option<Tooltip>;

crates/typst-ide/src/utils.rs

@@ -2,7 +2,7 @@ use std::fmt::Write;
 use std::ops::ControlFlow;
 
 use comemo::Track;
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use typst::engine::{Engine, Route, Sink, Traced};
 use typst::foundations::{Scope, Value};
 use typst::introspection::Introspector;
@@ -119,11 +119,7 @@ pub fn globals<'a>(world: &'a dyn IdeWorld, leaf: &LinkedNode) -> &'a Scope {
         .is_none_or(|prev| !matches!(prev.kind(), SyntaxKind::Hash));
 
     let library = world.library();
-    if in_math {
-        library.math.scope()
-    } else {
-        library.global.scope()
-    }
+    if in_math { library.math.scope() } else { library.global.scope() }
 }
 
 /// Checks whether the given value or any of its constituent parts satisfy the

crates/typst-kit/src/package.rs

@@ -7,7 +7,7 @@ use std::path::{Path, PathBuf};
 use ecow::eco_format;
 use once_cell::sync::OnceCell;
 use serde::Deserialize;
-use typst_library::diag::{bail, PackageError, PackageResult, StrResult};
+use typst_library::diag::{PackageError, PackageResult, StrResult, bail};
 use typst_syntax::package::{PackageSpec, PackageVersion, VersionlessPackageSpec};
 
 use crate::download::{Downloader, Progress};
@@ -189,7 +189,7 @@ impl PackageStorage {
                 }
             }
             Err(err) => {
-                return Err(PackageError::NetworkFailed(Some(eco_format!("{err}"))))
+                return Err(PackageError::NetworkFailed(Some(eco_format!("{err}"))));
             }
         };
 

crates/typst-layout/src/flow/block.rs

@@ -407,11 +407,11 @@ fn distribute<'a>(
     // If there is still something remaining, apply it to the
     // last region (it will overflow, but there's nothing else
     // we can do).
-    if !remaining.approx_empty() {
-        if let Some(last) = buf.last_mut() {
+    if !remaining.approx_empty()
+        && let Some(last) = buf.last_mut()
+    {
         *last += remaining;
     }
-    }
 
     // Distribute the heights to the first region and the
     // backlog. There is no last region, since the height is

crates/typst-layout/src/flow/collect.rs

@@ -2,10 +2,11 @@ use std::cell::{LazyCell, RefCell};
 use std::fmt::{self, Debug, Formatter};
 use std::hash::Hash;
 
-use bumpalo::boxed::Box as BumpBox;
 use bumpalo::Bump;
+use bumpalo::boxed::Box as BumpBox;
 use comemo::{Track, Tracked, TrackedMut};
-use typst_library::diag::{bail, warning, SourceResult};
+use typst_library::World;
+use typst_library::diag::{SourceResult, bail, warning};
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Packed, Resolve, Smart, StyleChain};
 use typst_library::introspection::{
@@ -19,10 +20,9 @@ use typst_library::layout::{
 use typst_library::model::ParElem;
 use typst_library::routines::{Pair, Routines};
 use typst_library::text::TextElem;
-use typst_library::World;
 use typst_utils::SliceExt;
 
-use super::{layout_multi_block, layout_single_block, FlowMode};
+use super::{FlowMode, layout_multi_block, layout_single_block};
 use crate::inline::ParSituation;
 use crate::modifiers::layout_and_modify;
 
@@ -684,11 +684,11 @@ impl<T> CachedCell<T> {
         let input_hash = typst_utils::hash128(&input);
 
         let mut slot = self.0.borrow_mut();
-        if let Some((hash, output)) = &*slot {
-            if *hash == input_hash {
+        if let Some((hash, output)) = &*slot
+            && *hash == input_hash
+        {
             return output.clone();
         }
-        }
 
         let output = f(input);
         *slot = Some((input_hash, output.clone()));

crates/typst-layout/src/flow/compose.rs

@@ -18,7 +18,7 @@ use typst_syntax::Span;
 use typst_utils::{NonZeroExt, Numeric};
 
 use super::{
-    distribute, Config, FlowMode, FlowResult, LineNumberConfig, PlacedChild, Stop, Work,
+    Config, FlowMode, FlowResult, LineNumberConfig, PlacedChild, Stop, Work, distribute,
 };
 
 /// Composes the contents of a single page/region. A region can have multiple
@@ -319,11 +319,7 @@ impl<'a, 'b> Composer<'a, 'b, '_, '_> {
             let used = base.y - remaining;
             let half = need / 2.0;
             let ratio = (used + half) / base.y;
-            if ratio <= 0.5 {
-                FixedAlignment::Start
-            } else {
-                FixedAlignment::End
-            }
+            if ratio <= 0.5 { FixedAlignment::Start } else { FixedAlignment::End }
         });
 
         // Select the insertion area where we'll put this float.

crates/typst-layout/src/flow/mod.rs

@@ -14,7 +14,8 @@ use std::rc::Rc;
 use bumpalo::Bump;
 use comemo::{Track, Tracked, TrackedMut};
 use ecow::EcoVec;
-use typst_library::diag::{bail, At, SourceDiagnostic, SourceResult};
+use typst_library::World;
+use typst_library::diag::{At, SourceDiagnostic, SourceResult, bail};
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Content, Packed, Resolve, StyleChain};
 use typst_library::introspection::{
@@ -27,14 +28,13 @@ use typst_library::layout::{
 use typst_library::model::{FootnoteElem, FootnoteEntry, LineNumberingScope, ParLine};
 use typst_library::routines::{Arenas, FragmentKind, Pair, RealizationKind, Routines};
 use typst_library::text::TextElem;
-use typst_library::World;
 use typst_utils::{NonZeroExt, Numeric};
 
 use self::block::{layout_multi_block, layout_single_block};
 use self::collect::{
-    collect, Child, LineChild, MultiChild, MultiSpill, PlacedChild, SingleChild,
+    Child, LineChild, MultiChild, MultiSpill, PlacedChild, SingleChild, collect,
 };
-use self::compose::{compose, Composer};
+use self::compose::{Composer, compose};
 use self::distribute::distribute;
 
 /// Lays out content into a single region, producing a single frame.

crates/typst-layout/src/grid/layouter.rs

@@ -1,6 +1,6 @@
 use std::fmt::Debug;
 
-use typst_library::diag::{bail, SourceResult};
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{Resolve, StyleChain};
 use typst_library::layout::grid::resolve::{
@@ -16,8 +16,8 @@ use typst_syntax::Span;
 use typst_utils::Numeric;
 
 use super::{
-    generate_line_segments, hline_stroke_at_column, layout_cell, vline_stroke_at_row,
-    LineSegment, Rowspan, UnbreakableRowGroup,
+    LineSegment, Rowspan, UnbreakableRowGroup, generate_line_segments,
+    hline_stroke_at_column, layout_cell, vline_stroke_at_row,
 };
 
 /// Performs grid layout.
@@ -274,32 +274,33 @@ impl<'a> GridLayouter<'a> {
     pub fn layout(mut self, engine: &mut Engine) -> SourceResult<Fragment> {
         self.measure_columns(engine)?;
 
-        if let Some(footer) = &self.grid.footer {
-            if footer.repeated {
+        if let Some(footer) = &self.grid.footer
+            && footer.repeated
+        {
             // Ensure rows in the first region will be aware of the
             // possible presence of the footer.
             self.prepare_footer(footer, engine, 0)?;
             self.regions.size.y -= self.current.footer_height;
             self.current.initial_after_repeats = self.regions.size.y;
         }
-        }
 
         let mut y = 0;
         let mut consecutive_header_count = 0;
         while y < self.grid.rows.len() {
             if let Some(next_header) = self.upcoming_headers.get(consecutive_header_count)
+                && next_header.range.contains(&y)
             {
-                if next_header.range.contains(&y) {
                 self.place_new_headers(&mut consecutive_header_count, engine)?;
                 y = next_header.range.end;
 
                 // Skip header rows during normal layout.
                 continue;
             }
-            }
 
-            if let Some(footer) = &self.grid.footer {
-                if footer.repeated && y >= footer.start {
+            if let Some(footer) = &self.grid.footer
+                && footer.repeated
+                && y >= footer.start
+            {
                 if y == footer.start {
                     self.layout_footer(footer, engine, self.finished.len())?;
                     self.flush_orphans();
@@ -307,7 +308,6 @@ impl<'a> GridLayouter<'a> {
                 y = footer.end;
                 continue;
             }
-            }
 
             self.layout_row(y, engine, 0)?;
 
@@ -1228,7 +1228,7 @@ impl<'a> GridLayouter<'a> {
                     .skip(parent.y)
                     .take(rowspan)
                     .rev()
-                    .find(|(_, &row)| row == Sizing::Auto)
+                    .find(|&(_, &row)| row == Sizing::Auto)
                     .map(|(y, _)| y);
 
                 if last_spanned_auto_row != Some(y) {
@@ -1279,19 +1279,26 @@ impl<'a> GridLayouter<'a> {
             let frames =
                 layout_cell(cell, engine, disambiguator, self.styles, pod)?.into_frames();
 
+            // HACK: reconsider if this is the right decision
+            fn is_empty_frame(frame: &Frame) -> bool {
+                !frame.items().any(|(_, item)| match item {
+                    FrameItem::Group(group) => is_empty_frame(&group.frame),
+                    FrameItem::Tag(_) => false,
+                    _ => true,
+                })
+            }
+
             // Skip the first region if one cell in it is empty. Then,
             // remeasure.
             if let Some([first, rest @ ..]) =
                 frames.get(measurement_data.frames_in_previous_regions..)
-            {
-                if can_skip
+                && can_skip
                 && breakable
-                    && first.is_empty()
-                    && rest.iter().any(|frame| !frame.is_empty())
+                && is_empty_frame(first)
+                && rest.iter().any(|frame| !is_empty_frame(frame))
             {
                 return Ok(None);
             }
-            }
 
             // Skip frames from previous regions if applicable.
             let mut sizes = frames
@@ -1529,8 +1536,9 @@ impl<'a> GridLayouter<'a> {
         // The latest rows have orphan prevention (headers) and no other rows
         // were placed, so remove those rows and try again in a new region,
         // unless this is the last region.
-        if let Some(orphan_snapshot) = self.current.lrows_orphan_snapshot.take() {
-            if !last {
+        if let Some(orphan_snapshot) = self.current.lrows_orphan_snapshot.take()
+            && !last
+        {
             self.current.lrows.truncate(orphan_snapshot);
             self.current.repeated_header_rows =
                 self.current.repeated_header_rows.min(orphan_snapshot);
@@ -1540,7 +1548,6 @@ impl<'a> GridLayouter<'a> {
                 self.current.last_repeated_header_end = 0;
             }
         }
-        }
 
         if self
             .current
@@ -1571,8 +1578,7 @@ impl<'a> GridLayouter<'a> {
             && self.current.could_progress_at_top;
 
         let mut laid_out_footer_start = None;
-        if !footer_would_be_widow {
-            if let Some(footer) = &self.grid.footer {
+        if !footer_would_be_widow && let Some(footer) = &self.grid.footer {
             // Don't layout the footer if it would be alone with the header
             // in the page (hence the widow check), and don't layout it
             // twice (check below).
@@ -1587,7 +1593,6 @@ impl<'a> GridLayouter<'a> {
                 self.layout_footer(footer, engine, self.finished.len())?;
             }
         }
-        }
 
         // Determine the height of existing rows in the region.
         let mut used = Abs::zero();

crates/typst-layout/src/grid/lines.rs

@@ -1,8 +1,8 @@
 use std::sync::Arc;
 
 use typst_library::foundations::{AlternativeFold, Fold};
-use typst_library::layout::grid::resolve::{CellGrid, Line, Repeatable};
 use typst_library::layout::Abs;
+use typst_library::layout::grid::resolve::{CellGrid, Line, Repeatable};
 use typst_library::visualize::Stroke;
 
 use super::RowPiece;
@@ -291,14 +291,14 @@ pub fn vline_stroke_at_row(
         // We would then analyze the cell one column after (if at a gutter
         // column), and/or one row below (if at a gutter row), in order to
         // check if it would be merged with a cell before the vline.
-        if let Some(parent) = grid.effective_parent_cell_position(x, y) {
-            if parent.x < x {
+        if let Some(parent) = grid.effective_parent_cell_position(x, y)
+            && parent.x < x
+        {
             // There is a colspan cell going through this vline's position,
             // so don't draw it here.
             return None;
         }
     }
-    }
 
     let (left_cell_stroke, left_cell_prioritized) = x
         .checked_sub(1)
@@ -416,8 +416,9 @@ pub fn hline_stroke_at_column(
         // We would then analyze the cell one column after (if at a gutter
         // column), and/or one row below (if at a gutter row), in order to
         // check if it would be merged with a cell before the hline.
-        if let Some(parent) = grid.effective_parent_cell_position(x, y) {
-            if parent.y < y {
+        if let Some(parent) = grid.effective_parent_cell_position(x, y)
+            && parent.y < y
+        {
             // Get the first 'y' spanned by the possible rowspan in this region.
             // The 'parent.y' row and any other spanned rows above 'y' could be
             // missing from this region, which could have lead the check above
@@ -438,7 +439,6 @@ pub fn hline_stroke_at_column(
             }
         }
     }
-    }
 
     // When the hline is at the top of the region and this isn't the first
     // region, fold with the top stroke of the topmost cell at this column,

crates/typst-layout/src/grid/mod.rs

@@ -9,13 +9,13 @@ use typst_library::diag::SourceResult;
 use typst_library::engine::Engine;
 use typst_library::foundations::{Packed, StyleChain};
 use typst_library::introspection::Locator;
-use typst_library::layout::grid::resolve::{grid_to_cellgrid, table_to_cellgrid, Cell};
+use typst_library::layout::grid::resolve::{Cell, grid_to_cellgrid, table_to_cellgrid};
 use typst_library::layout::{Fragment, GridElem, Regions};
 use typst_library::model::TableElem;
 
 use self::layouter::RowPiece;
 use self::lines::{
-    generate_line_segments, hline_stroke_at_column, vline_stroke_at_row, LineSegment,
+    LineSegment, generate_line_segments, hline_stroke_at_column, vline_stroke_at_row,
 };
 use self::rowspans::{Rowspan, UnbreakableRowGroup};
 

crates/typst-layout/src/grid/repeated.rs

@@ -240,8 +240,10 @@ impl<'a> GridLayouter<'a> {
             self.current.initial_after_repeats = self.regions.size.y;
         }
 
-        if let Some(footer) = &self.grid.footer {
-            if footer.repeated && skipped_region {
+        if let Some(footer) = &self.grid.footer
+            && footer.repeated
+            && skipped_region
+        {
             // Simulate the footer again; the region's 'full' might have
             // changed.
             self.regions.size.y += self.current.footer_height;
@@ -250,7 +252,6 @@ impl<'a> GridLayouter<'a> {
                 .height;
             self.regions.size.y -= self.current.footer_height;
         }
-        }
 
         let repeating_header_rows =
             total_header_row_count(self.repeating_headers.iter().copied());

crates/typst-layout/src/grid/rowspans.rs

@@ -4,8 +4,8 @@ use typst_library::foundations::Resolve;
 use typst_library::layout::grid::resolve::Repeatable;
 use typst_library::layout::{Abs, Axes, Frame, Point, Region, Regions, Size, Sizing};
 
-use super::layouter::{points, Row};
-use super::{layout_cell, Cell, GridLayouter};
+use super::layouter::{Row, points};
+use super::{Cell, GridLayouter, layout_cell};
 
 /// All information needed to layout a single rowspan.
 pub struct Rowspan {
@@ -238,8 +238,10 @@ impl GridLayouter<'_> {
             // current row is dynamic and depends on the amount of upcoming
             // unbreakable cells (with or without a rowspan setting).
             let mut amount_unbreakable_rows = None;
-            if let Some(footer) = &self.grid.footer {
-                if !footer.repeated && current_row >= footer.start {
+            if let Some(footer) = &self.grid.footer
+                && !footer.repeated
+                && current_row >= footer.start
+            {
                 // Non-repeated footer, so keep it unbreakable.
                 //
                 // TODO(subfooters): This will become unnecessary
@@ -247,7 +249,6 @@ impl GridLayouter<'_> {
                 // have widow prevention.
                 amount_unbreakable_rows = Some(self.grid.rows.len() - footer.start);
             }
-            }
 
             let row_group = self.simulate_unbreakable_row_group(
                 current_row,
@@ -1268,9 +1269,9 @@ fn subtract_end_sizes(sizes: &mut Vec<Abs>, mut subtract: Abs) {
     while subtract > Abs::zero() && sizes.last().is_some_and(|&size| size <= subtract) {
         subtract -= sizes.pop().unwrap();
     }
-    if subtract > Abs::zero() {
-        if let Some(last_size) = sizes.last_mut() {
+    if subtract > Abs::zero()
+        && let Some(last_size) = sizes.last_mut()
+    {
         *last_size -= subtract;
     }
-    }
 }

crates/typst-layout/src/inline/collect.rs

@@ -6,14 +6,14 @@ use typst_library::layout::{
 };
 use typst_library::routines::Pair;
 use typst_library::text::{
-    is_default_ignorable, LinebreakElem, SmartQuoteElem, SmartQuoter, SmartQuotes,
-    SpaceElem, TextElem,
+    LinebreakElem, SmartQuoteElem, SmartQuoter, SmartQuotes, SpaceElem, TextElem,
+    is_default_ignorable,
 };
 use typst_syntax::Span;
 use typst_utils::Numeric;
 
 use super::*;
-use crate::modifiers::{layout_and_modify, FrameModifiers, FrameModify};
+use crate::modifiers::{FrameModifiers, FrameModify, layout_and_modify};
 
 // The characters by which spacing, inline content and pins are replaced in the
 // full text.
@@ -274,12 +274,12 @@ impl<'a> Collector<'a> {
         let segment_len = self.full.len() - prev;
 
         // Merge adjacent text segments with the same styles.
-        if let Some(Segment::Text(last_len, last_styles)) = self.segments.last_mut() {
-            if *last_styles == styles {
+        if let Some(Segment::Text(last_len, last_styles)) = self.segments.last_mut()
+            && *last_styles == styles
+        {
             *last_len += segment_len;
             return;
         }
-        }
 
         self.segments.push(Segment::Text(segment_len, styles));
     }

crates/typst-layout/src/inline/line.rs

@@ -6,7 +6,7 @@ use typst_library::foundations::Resolve;
 use typst_library::introspection::{SplitLocator, Tag};
 use typst_library::layout::{Abs, Dir, Em, Fr, Frame, FrameItem, Point};
 use typst_library::model::ParLineMarker;
-use typst_library::text::{variant, Lang, TextElem};
+use typst_library::text::{Lang, TextElem, variant};
 use typst_utils::Numeric;
 
 use super::*;
@@ -155,18 +155,18 @@ pub fn line<'a>(
     let mut items = collect_items(engine, p, range, trim);
 
     // Add a hyphen at the line start, if a previous dash should be repeated.
-    if pred.is_some_and(|pred| should_repeat_hyphen(pred, full)) {
-        if let Some(shaped) = items.first_text_mut() {
+    if pred.is_some_and(|pred| should_repeat_hyphen(pred, full))
+        && let Some(shaped) = items.first_text_mut()
+    {
         shaped.prepend_hyphen(engine, p.config.fallback);
     }
-    }
 
     // Add a hyphen at the line end, if we ended on a soft hyphen.
-    if dash == Some(Dash::Soft) {
-        if let Some(shaped) = items.last_text_mut() {
+    if dash == Some(Dash::Soft)
+        && let Some(shaped) = items.last_text_mut()
+    {
         shaped.push_hyphen(engine, p.config.fallback);
     }
-    }
 
     // Deal with CJ characters at line boundaries.
     adjust_cj_at_line_boundaries(p, full, &mut items);
@@ -218,11 +218,11 @@ fn collect_items<'a>(
     }
 
     // Add fallback text to expand the line height, if necessary.
-    if !items.iter().any(|item| matches!(item, Item::Text(_))) {
-        if let Some(fallback) = fallback {
+    if !items.iter().any(|item| matches!(item, Item::Text(_)))
+        && let Some(fallback) = fallback
+    {
         items.push(fallback, usize::MAX);
     }
-    }
 
     items
 }
@@ -461,9 +461,9 @@ pub fn commit(
     }
 
     // Handle hanging punctuation to the left.
-    if let Some(Item::Text(text)) = line.items.first() {
-        if let Some(glyph) = text.glyphs.first() {
-            if !text.dir.is_positive()
+    if let Some(Item::Text(text)) = line.items.first()
+        && let Some(glyph) = text.glyphs.first()
+        && !text.dir.is_positive()
         && text.styles.get(TextElem::overhang)
         && (line.items.len() > 1 || text.glyphs.len() > 1)
     {
@@ -471,21 +471,17 @@ pub fn commit(
         offset -= amount;
         remaining += amount;
     }
-        }
-    }
 
     // Handle hanging punctuation to the right.
-    if let Some(Item::Text(text)) = line.items.last() {
-        if let Some(glyph) = text.glyphs.last() {
-            if text.dir.is_positive()
+    if let Some(Item::Text(text)) = line.items.last()
+        && let Some(glyph) = text.glyphs.last()
+        && text.dir.is_positive()
         && text.styles.get(TextElem::overhang)
         && (line.items.len() > 1 || text.glyphs.len() > 1)
     {
         let amount = overhang(glyph.c) * glyph.x_advance.at(glyph.size);
         remaining += amount;
     }
-        }
-    }
 
     // Determine how much additional space is needed. The justification_ratio is
     // for the first step justification, extra_justification is for the last

crates/typst-layout/src/inline/linebreak.rs

@@ -2,8 +2,8 @@ use std::ops::{Add, Sub};
 use std::sync::LazyLock;
 
 use az::SaturatingAs;
-use icu_properties::maps::{CodePointMapData, CodePointMapDataBorrowed};
 use icu_properties::LineBreak;
+use icu_properties::maps::{CodePointMapData, CodePointMapDataBorrowed};
 use icu_provider::AsDeserializingBufferProvider;
 use icu_provider_adapters::fork::ForkByKeyProvider;
 use icu_provider_blob::BlobDataProvider;
@@ -11,7 +11,7 @@ use icu_segmenter::LineSegmenter;
 use typst_library::engine::Engine;
 use typst_library::layout::{Abs, Em};
 use typst_library::model::Linebreaks;
-use typst_library::text::{is_default_ignorable, Lang, TextElem};
+use typst_library::text::{Lang, TextElem, is_default_ignorable};
 use typst_syntax::link_prefix;
 use unicode_segmentation::UnicodeSegmentation;
 
@@ -136,13 +136,13 @@ fn linebreak_simple<'a>(
         // If the line doesn't fit anymore, we push the last fitting attempt
         // into the stack and rebuild the line from the attempt's end. The
         // resulting line cannot be broken up further.
-        if !width.fits(attempt.width) {
-            if let Some((last_attempt, last_end)) = last.take() {
+        if !width.fits(attempt.width)
+            && let Some((last_attempt, last_end)) = last.take()
+        {
             lines.push(last_attempt);
             start = last_end;
             attempt = line(engine, p, start..end, breakpoint, lines.last());
         }
-        }
 
         // Finish the current line if there is a mandatory line break (i.e. due
         // to "\n") or if the line doesn't fit horizontally already since then
@@ -894,11 +894,7 @@ impl CostMetrics {
     /// we allow less because otherwise we get an invalid layout fairly often,
     /// which makes our bound useless.
     fn min_ratio(&self, approx: bool) -> f64 {
-        if approx {
-            self.min_approx_ratio
-        } else {
-            self.min_ratio
-        }
+        if approx { self.min_approx_ratio } else { self.min_ratio }
     }
 }
 

crates/typst-layout/src/inline/mod.rs

@@ -12,6 +12,7 @@ pub use self::box_::layout_box;
 pub use self::shaping::create_shape_plan;
 
 use comemo::{Track, Tracked, TrackedMut};
+use typst_library::World;
 use typst_library::diag::SourceResult;
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Packed, Smart, StyleChain};
@@ -23,18 +24,17 @@ use typst_library::model::{
 };
 use typst_library::routines::{Arenas, Pair, RealizationKind, Routines};
 use typst_library::text::{Costs, Lang, TextElem};
-use typst_library::World;
 use typst_utils::{Numeric, SliceExt};
 
-use self::collect::{collect, Item, Segment, SpanMapper};
+use self::collect::{Item, Segment, SpanMapper, collect};
 use self::deco::decorate;
 use self::finalize::finalize;
-use self::line::{apply_shift, commit, line, Line};
-use self::linebreak::{linebreak, Breakpoint};
-use self::prepare::{prepare, Preparation};
+use self::line::{Line, apply_shift, commit, line};
+use self::linebreak::{Breakpoint, linebreak};
+use self::prepare::{Preparation, prepare};
 use self::shaping::{
-    cjk_punct_style, is_of_cj_script, shape_range, ShapedGlyph, ShapedText,
-    BEGIN_PUNCT_PAT, END_PUNCT_PAT,
+    BEGIN_PUNCT_PAT, END_PUNCT_PAT, ShapedGlyph, ShapedText, cjk_punct_style,
+    is_of_cj_script, shape_range,
 };
 
 /// Range of a substring of text.
@@ -190,11 +190,7 @@ fn configuration(
     Config {
         justify,
         linebreaks: base.linebreaks.unwrap_or_else(|| {
-            if justify {
-                Linebreaks::Optimized
-            } else {
-                Linebreaks::Simple
-            }
+            if justify { Linebreaks::Optimized } else { Linebreaks::Simple }
         }),
         first_line_indent: {
             let FirstLineIndent { amount, all } = base.first_line_indent;

crates/typst-layout/src/inline/shaping.rs

@@ -4,21 +4,21 @@ use std::sync::Arc;
 
 use az::SaturatingAs;
 use rustybuzz::{BufferFlags, Feature, ShapePlan, UnicodeBuffer};
-use ttf_parser::gsub::SubstitutionSubtable;
 use ttf_parser::Tag;
+use ttf_parser::gsub::SubstitutionSubtable;
+use typst_library::World;
 use typst_library::engine::Engine;
 use typst_library::foundations::{Smart, StyleChain};
 use typst_library::layout::{Abs, Dir, Em, Frame, FrameItem, Point, Size};
 use typst_library::text::{
-    families, features, is_default_ignorable, language, variant, Font, FontFamily,
-    FontVariant, Glyph, Lang, Region, ShiftSettings, TextEdgeBounds, TextElem, TextItem,
+    Font, FontFamily, FontVariant, Glyph, Lang, Region, ShiftSettings, TextEdgeBounds,
+    TextElem, TextItem, families, features, is_default_ignorable, language, variant,
 };
-use typst_library::World;
 use typst_utils::SliceExt;
 use unicode_bidi::{BidiInfo, Level as BidiLevel};
 use unicode_script::{Script, UnicodeScript};
 
-use super::{decorate, Item, Range, SpanMapper};
+use super::{Item, Range, SpanMapper, decorate};
 use crate::modifiers::FrameModifyText;
 
 /// The result of shaping text.
@@ -539,11 +539,7 @@ impl<'a> ShapedText<'a> {
         // Find any glyph with the text index.
         let found = self.glyphs.binary_search_by(|g: &ShapedGlyph| {
             let ordering = g.range.start.cmp(&text_index);
-            if ltr {
-                ordering
-            } else {
-                ordering.reverse()
-            }
+            if ltr { ordering } else { ordering.reverse() }
         });
 
         let mut idx = match found {

crates/typst-layout/src/lists.rs

@@ -7,6 +7,7 @@ use typst_library::introspection::Locator;
 use typst_library::layout::grid::resolve::{Cell, CellGrid};
 use typst_library::layout::{Axes, Fragment, HAlignment, Regions, Sizing, VAlignment};
 use typst_library::model::{EnumElem, ListElem, Numbering, ParElem, ParbreakElem};
+use typst_library::pdf::PdfMarkerTag;
 use typst_library::text::TextElem;
 
 use crate::grid::GridLayouter;
@@ -24,11 +25,7 @@ pub fn layout_list(
     let body_indent = elem.body_indent.get(styles);
     let tight = elem.tight.get(styles);
     let gutter = elem.spacing.get(styles).unwrap_or_else(|| {
-        if tight {
-            styles.get(ParElem::leading)
-        } else {
-            styles.get(ParElem::spacing)
-        }
+        if tight { styles.get(ParElem::leading) } else { styles.get(ParElem::spacing) }
     });
 
     let Depth(depth) = styles.get(ListElem::depth);
@@ -48,12 +45,16 @@ pub fn layout_list(
         if !tight {
             body += ParbreakElem::shared();
         }
+        let body = body.set(ListElem::depth, Depth(1));
 
         cells.push(Cell::new(Content::empty(), locator.next(&())));
-        cells.push(Cell::new(marker.clone(), locator.next(&marker.span())));
+        cells.push(Cell::new(
+            PdfMarkerTag::ListItemLabel(marker.clone()),
+            locator.next(&marker.span()),
+        ));
         cells.push(Cell::new(Content::empty(), locator.next(&())));
         cells.push(Cell::new(
-            body.set(ListElem::depth, Depth(1)),
+            PdfMarkerTag::ListItemBody(body),
             locator.next(&item.body.span()),
         ));
     }
@@ -88,22 +89,15 @@ pub fn layout_enum(
     let body_indent = elem.body_indent.get(styles);
     let tight = elem.tight.get(styles);
     let gutter = elem.spacing.get(styles).unwrap_or_else(|| {
-        if tight {
-            styles.get(ParElem::leading)
-        } else {
-            styles.get(ParElem::spacing)
-        }
+        if tight { styles.get(ParElem::leading) } else { styles.get(ParElem::spacing) }
     });
 
     let mut cells = vec![];
     let mut locator = locator.split();
-    let mut number = elem.start.get(styles).unwrap_or_else(|| {
-        if reversed {
-            elem.children.len() as u64
-        } else {
-            1
-        }
-    });
+    let mut number = elem
+        .start
+        .get(styles)
+        .unwrap_or_else(|| if reversed { elem.children.len() as u64 } else { 1 });
     let mut parents = styles.get_cloned(EnumElem::parents);
 
     let full = elem.full.get(styles);
@@ -142,11 +136,13 @@ pub fn layout_enum(
             body += ParbreakElem::shared();
         }
 
+        let body = body.set(EnumElem::parents, smallvec![number]);
+
         cells.push(Cell::new(Content::empty(), locator.next(&())));
-        cells.push(Cell::new(resolved, locator.next(&())));
+        cells.push(Cell::new(PdfMarkerTag::ListItemLabel(resolved), locator.next(&())));
         cells.push(Cell::new(Content::empty(), locator.next(&())));
         cells.push(Cell::new(
-            body.set(EnumElem::parents, smallvec![number]),
+            PdfMarkerTag::ListItemBody(body),
             locator.next(&item.body.span()),
         ));
         number =

crates/typst-layout/src/math/accent.rs

@@ -4,8 +4,8 @@ use typst_library::layout::{Em, Frame, Point, Size};
 use typst_library::math::AccentElem;
 
 use super::{
-    style_cramped, style_dtls, style_flac, FrameFragment, GlyphFragment, MathContext,
-    MathFragment,
+    FrameFragment, GlyphFragment, MathContext, MathFragment, style_cramped, style_dtls,
+    style_flac,
 };
 
 /// How much the accent can be shorter than the base.

crates/typst-layout/src/math/attach.rs

@@ -7,8 +7,8 @@ use typst_library::math::{
 use typst_utils::OptionExt;
 
 use super::{
-    stretch_fragment, style_for_subscript, style_for_superscript, FrameFragment, Limits,
-    MathContext, MathFragment,
+    FrameFragment, Limits, MathContext, MathFragment, stretch_fragment,
+    style_for_subscript, style_for_superscript,
 };
 
 macro_rules! measure {

crates/typst-layout/src/math/frac.rs

@@ -7,8 +7,8 @@ use typst_library::visualize::{FixedStroke, Geometry};
 use typst_syntax::Span;
 
 use super::{
-    style_for_denominator, style_for_numerator, FrameFragment, GlyphFragment,
-    MathContext, DELIM_SHORT_FALL,
+    DELIM_SHORT_FALL, FrameFragment, GlyphFragment, MathContext, style_for_denominator,
+    style_for_numerator,
 };
 
 const FRAC_AROUND: Em = Em::new(0.1);

crates/typst-layout/src/math/fragment.rs

@@ -2,18 +2,18 @@ use std::fmt::{self, Debug, Formatter};
 
 use az::SaturatingAs;
 use rustybuzz::{BufferFlags, UnicodeBuffer};
-use ttf_parser::math::{GlyphAssembly, GlyphConstruction, GlyphPart};
 use ttf_parser::GlyphId;
-use typst_library::diag::{bail, warning, SourceResult};
+use ttf_parser::math::{GlyphAssembly, GlyphConstruction, GlyphPart};
+use typst_library::diag::{SourceResult, bail, warning};
 use typst_library::foundations::StyleChain;
 use typst_library::introspection::Tag;
 use typst_library::layout::{
     Abs, Axes, Axis, Corner, Em, Frame, FrameItem, Point, Size, VAlignment,
 };
 use typst_library::math::{EquationElem, MathSize};
-use typst_library::text::{features, language, Font, Glyph, TextElem, TextItem};
+use typst_library::text::{Font, Glyph, TextElem, TextItem, features, language};
 use typst_syntax::Span;
-use typst_utils::{default_math_class, Get};
+use typst_utils::{Get, default_math_class};
 use unicode_math_class::MathClass;
 
 use super::MathContext;
@@ -681,7 +681,11 @@ fn min_connector_overlap(font: &Font) -> Option<Em> {
         .map(|variants| font.to_em(variants.min_connector_overlap))
 }
 
-fn glyph_construction(font: &Font, id: GlyphId, axis: Axis) -> Option<GlyphConstruction> {
+fn glyph_construction(
+    font: &Font,
+    id: GlyphId,
+    axis: Axis,
+) -> Option<GlyphConstruction<'_>> {
     font.ttf()
         .tables()
         .math?
@@ -810,7 +814,10 @@ fn assemble(
 
 /// Return an iterator over the assembly's parts with extenders repeated the
 /// specified number of times.
-fn parts(assembly: GlyphAssembly, repeat: usize) -> impl Iterator<Item = GlyphPart> + '_ {
+fn parts(
+    assembly: GlyphAssembly<'_>,
+    repeat: usize,
+) -> impl Iterator<Item = GlyphPart> + '_ {
     assembly.parts.into_iter().flat_map(move |part| {
         let count = if part.part_flags.extender() { repeat } else { 1 };
         std::iter::repeat_n(part, count)

crates/typst-layout/src/math/lr.rs

@@ -5,7 +5,7 @@ use typst_library::math::{EquationElem, LrElem, MidElem};
 use typst_utils::SliceExt;
 use unicode_math_class::MathClass;
 
-use super::{stretch_fragment, MathContext, MathFragment, DELIM_SHORT_FALL};
+use super::{DELIM_SHORT_FALL, MathContext, MathFragment, stretch_fragment};
 
 /// Lays out an [`LrElem`].
 #[typst_macros::time(name = "math.lr", span = elem.span())]
@@ -21,11 +21,11 @@ pub fn layout_lr(
     }
 
     // Extract implicit LrElem.
-    if let Some(lr) = body.to_packed::<LrElem>() {
-        if lr.size.get(styles).is_one() {
+    if let Some(lr) = body.to_packed::<LrElem>()
+        && lr.size.get(styles).is_one()
+    {
         body = &lr.body;
     }
-    }
 
     let mut fragments = ctx.layout_into_fragments(body, styles)?;
 
@@ -55,13 +55,13 @@ pub fn layout_lr(
 
     // Handle MathFragment::Glyph fragments that should be scaled up.
     for fragment in inner_fragments.iter_mut() {
-        if let MathFragment::Glyph(ref mut glyph) = fragment {
-            if glyph.mid_stretched == Some(false) {
+        if let MathFragment::Glyph(glyph) = fragment
+            && glyph.mid_stretched == Some(false)
+        {
             glyph.mid_stretched = Some(true);
             scale(ctx, fragment, relative_to, height);
         }
     }
-    }
 
     // Remove weak SpacingFragment immediately after the opening or immediately
     // before the closing.
@@ -95,7 +95,7 @@ pub fn layout_mid(
     let mut fragments = ctx.layout_into_fragments(&elem.body, styles)?;
 
     for fragment in &mut fragments {
-        if let MathFragment::Glyph(ref mut glyph) = fragment {
+        if let MathFragment::Glyph(glyph) = fragment {
             glyph.mid_stretched = Some(false);
             glyph.class = MathClass::Relation;
         }

crates/typst-layout/src/math/mat.rs

@@ -1,4 +1,4 @@
-use typst_library::diag::{bail, warning, SourceResult};
+use typst_library::diag::{SourceResult, bail, warning};
 use typst_library::foundations::{Content, Packed, Resolve, StyleChain};
 use typst_library::layout::{
     Abs, Axes, Em, FixedAlignment, Frame, FrameItem, Point, Ratio, Rel, Size,
@@ -9,8 +9,8 @@ use typst_library::visualize::{FillRule, FixedStroke, Geometry, LineCap, Shape};
 use typst_syntax::Span;
 
 use super::{
-    alignments, style_for_denominator, AlignmentResult, FrameFragment, GlyphFragment,
-    LeftRightAlternator, MathContext, DELIM_SHORT_FALL,
+    AlignmentResult, DELIM_SHORT_FALL, FrameFragment, GlyphFragment, LeftRightAlternator,
+    MathContext, alignments, style_for_denominator,
 };
 
 const VERTICAL_PADDING: Ratio = Ratio::new(0.1);

crates/typst-layout/src/math/mod.rs

@@ -13,7 +13,8 @@ mod stretch;
 mod text;
 mod underover;
 
-use typst_library::diag::{bail, SourceResult};
+use typst_library::World;
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{
     Content, NativeElement, Packed, Resolve, StyleChain, SymbolElem,
@@ -28,15 +29,14 @@ use typst_library::math::*;
 use typst_library::model::ParElem;
 use typst_library::routines::{Arenas, RealizationKind};
 use typst_library::text::{
-    families, variant, Font, LinebreakElem, SpaceElem, TextEdgeBounds, TextElem,
+    Font, LinebreakElem, SpaceElem, TextEdgeBounds, TextElem, families, variant,
 };
-use typst_library::World;
 use typst_syntax::Span;
 use typst_utils::Numeric;
 use unicode_math_class::MathClass;
 
 use self::fragment::{
-    has_dtls_feat, stretch_axes, FrameFragment, GlyphFragment, Limits, MathFragment,
+    FrameFragment, GlyphFragment, Limits, MathFragment, has_dtls_feat, stretch_axes,
 };
 use self::run::{LeftRightAlternator, MathRun, MathRunFrameBuilder};
 use self::shared::*;
@@ -603,13 +603,10 @@ fn layout_h(
     ctx: &mut MathContext,
     styles: StyleChain,
 ) -> SourceResult<()> {
-    if let Spacing::Rel(rel) = elem.amount {
-        if rel.rel.is_zero() {
-            ctx.push(MathFragment::Spacing(
-                rel.abs.resolve(styles),
-                elem.weak.get(styles),
-            ));
-        }
+    if let Spacing::Rel(rel) = elem.amount
+        && rel.rel.is_zero()
+    {
+        ctx.push(MathFragment::Spacing(rel.abs.resolve(styles), elem.weak.get(styles)));
     }
     Ok(())
 }

crates/typst-layout/src/math/root.rs

@@ -5,7 +5,7 @@ use typst_library::math::{EquationElem, MathSize, RootElem};
 use typst_library::text::TextElem;
 use typst_library::visualize::{FixedStroke, Geometry};
 
-use super::{style_cramped, FrameFragment, GlyphFragment, MathContext};
+use super::{FrameFragment, GlyphFragment, MathContext, style_cramped};
 
 /// Lays out a [`RootElem`].
 ///

crates/typst-layout/src/math/run.rs

@@ -2,11 +2,11 @@ use std::iter::once;
 
 use typst_library::foundations::{Resolve, StyleChain};
 use typst_library::layout::{Abs, AlignElem, Em, Frame, InlineItem, Point, Size};
-use typst_library::math::{EquationElem, MathSize, MEDIUM, THICK, THIN};
+use typst_library::math::{EquationElem, MEDIUM, MathSize, THICK, THIN};
 use typst_library::model::ParElem;
 use unicode_math_class::MathClass;
 
-use super::{alignments, FrameFragment, MathFragment};
+use super::{FrameFragment, MathFragment, alignments};
 
 const TIGHT_LEADING: Em = Em::new(0.25);
 
@@ -87,11 +87,11 @@ impl MathRun {
 
             // Insert spacing between the last and this non-ignorant item.
             if !fragment.is_ignorant() {
-                if let Some(i) = last {
-                    if let Some(s) = spacing(&resolved[i], space.take(), &fragment) {
+                if let Some(i) = last
+                    && let Some(s) = spacing(&resolved[i], space.take(), &fragment)
+                {
                     resolved.insert(i + 1, s);
                 }
-                }
 
                 last = Some(resolved.len());
             }
@@ -123,11 +123,11 @@ impl MathRun {
             1 + self.0.iter().filter(|f| matches!(f, MathFragment::Linebreak)).count();
 
         // A linebreak at the very end does not introduce an extra row.
-        if let Some(f) = self.0.last() {
-            if matches!(f, MathFragment::Linebreak) {
+        if let Some(f) = self.0.last()
+            && matches!(f, MathFragment::Linebreak)
+        {
             count -= 1
         }
-        }
         count
     }
 
@@ -344,11 +344,11 @@ impl MathRun {
                 descent = Abs::zero();
 
                 space_is_visible = true;
-                if let Some(f_next) = iter.peek() {
-                    if !is_space(f_next) {
+                if let Some(f_next) = iter.peek()
+                    && !is_space(f_next)
+                {
                     items.push(InlineItem::Space(Abs::zero(), true));
                 }
-                }
             } else {
                 space_is_visible = false;
             }

crates/typst-layout/src/math/shared.rs

@@ -1,5 +1,5 @@
-use ttf_parser::math::MathValue;
 use ttf_parser::Tag;
+use ttf_parser::math::MathValue;
 use typst_library::foundations::{Style, StyleChain};
 use typst_library::layout::{Abs, Em, FixedAlignment, Frame, Point, Size};
 use typst_library::math::{EquationElem, MathSize};

crates/typst-layout/src/math/stretch.rs

@@ -1,10 +1,10 @@
-use typst_library::diag::{warning, SourceResult};
+use typst_library::diag::{SourceResult, warning};
 use typst_library::foundations::{Packed, StyleChain};
 use typst_library::layout::{Abs, Axis, Rel};
 use typst_library::math::StretchElem;
 use typst_utils::Get;
 
-use super::{stretch_axes, MathContext, MathFragment};
+use super::{MathContext, MathFragment, stretch_axes};
 
 /// Lays out a [`StretchElem`].
 #[typst_macros::time(name = "math.stretch", span = elem.span())]
@@ -37,7 +37,7 @@ pub fn stretch_fragment(
 ) {
     let size = fragment.size();
 
-    let MathFragment::Glyph(ref mut glyph) = fragment else { return };
+    let MathFragment::Glyph(glyph) = fragment else { return };
 
     // Return if we attempt to stretch along an axis which isn't stretchable,
     // so that the original fragment isn't modified.

crates/typst-layout/src/math/text.rs

@@ -1,6 +1,6 @@
 use std::f64::consts::SQRT_2;
 
-use codex::styling::{to_style, MathStyle};
+use codex::styling::{MathStyle, to_style};
 use ecow::EcoString;
 use typst_library::diag::SourceResult;
 use typst_library::foundations::{Packed, StyleChain, SymbolElem};
@@ -9,13 +9,13 @@ use typst_library::math::{EquationElem, MathSize};
 use typst_library::text::{
     BottomEdge, BottomEdgeMetric, TextElem, TopEdge, TopEdgeMetric,
 };
-use typst_syntax::{is_newline, Span};
+use typst_syntax::{Span, is_newline};
 use unicode_math_class::MathClass;
 use unicode_segmentation::UnicodeSegmentation;
 
 use super::{
-    has_dtls_feat, style_dtls, FrameFragment, GlyphFragment, MathContext, MathFragment,
-    MathRun,
+    FrameFragment, GlyphFragment, MathContext, MathFragment, MathRun, has_dtls_feat,
+    style_dtls,
 };
 
 /// Lays out a [`TextElem`].

crates/typst-layout/src/math/underover.rs

@@ -10,8 +10,8 @@ use typst_library::visualize::{FixedStroke, Geometry};
 use typst_syntax::Span;
 
 use super::{
-    stack, style_cramped, style_for_subscript, style_for_superscript, FrameFragment,
-    GlyphFragment, LeftRightAlternator, MathContext, MathRun,
+    FrameFragment, GlyphFragment, LeftRightAlternator, MathContext, MathRun, stack,
+    style_cramped, style_for_subscript, style_for_superscript,
 };
 
 const BRACE_GAP: Em = Em::new(0.25);

crates/typst-layout/src/pages/mod.rs

@@ -7,6 +7,7 @@ mod run;
 use std::num::NonZeroUsize;
 
 use comemo::{Tracked, TrackedMut};
+use typst_library::World;
 use typst_library::diag::SourceResult;
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{Content, StyleChain};
@@ -16,11 +17,10 @@ use typst_library::introspection::{
 use typst_library::layout::{FrameItem, Page, PagedDocument, Point, Transform};
 use typst_library::model::DocumentInfo;
 use typst_library::routines::{Arenas, Pair, RealizationKind, Routines};
-use typst_library::World;
 
-use self::collect::{collect, Item};
+use self::collect::{Item, collect};
 use self::finalize::finalize;
-use self::run::{layout_blank_page, layout_page_run, LayoutedPage};
+use self::run::{LayoutedPage, layout_blank_page, layout_page_run};
 
 /// Layout content into a document.
 ///

crates/typst-layout/src/pages/run.rs

@@ -1,4 +1,5 @@
 use comemo::{Track, Tracked, TrackedMut};
+use typst_library::World;
 use typst_library::diag::SourceResult;
 use typst_library::engine::{Engine, Route, Sink, Traced};
 use typst_library::foundations::{
@@ -13,13 +14,13 @@ use typst_library::layout::{
     VAlignment,
 };
 use typst_library::model::Numbering;
+use typst_library::pdf::ArtifactKind;
 use typst_library::routines::{Pair, Routines};
 use typst_library::text::{LocalName, TextElem};
 use typst_library::visualize::Paint;
-use typst_library::World;
 use typst_utils::Numeric;
 
-use crate::flow::{layout_flow, FlowMode};
+use crate::flow::{FlowMode, layout_flow};
 
 /// A mostly finished layout for one page. Needs only knowledge of its exact
 /// page number to be finalized into a `Page`. (Because the margins can depend
@@ -202,6 +203,11 @@ fn layout_page_run_impl(
 
     // Layout marginals.
     let mut layouted = Vec::with_capacity(fragment.len());
+
+    let header = header.as_ref().map(|h| h.clone().artifact(ArtifactKind::Header));
+    let footer = footer.as_ref().map(|f| f.clone().artifact(ArtifactKind::Footer));
+    let background = background.as_ref().map(|b| b.clone().artifact(ArtifactKind::Page));
+
     for inner in fragment {
         let header_size = Size::new(inner.width(), margin.top - header_ascent);
         let footer_size = Size::new(inner.width(), margin.bottom - footer_descent);
@@ -212,9 +218,9 @@ fn layout_page_run_impl(
             fill: fill.clone(),
             numbering: numbering.clone(),
             supplement: supplement.clone(),
-            header: layout_marginal(header, header_size, Alignment::BOTTOM)?,
-            footer: layout_marginal(footer, footer_size, Alignment::TOP)?,
-            background: layout_marginal(background, full_size, mid)?,
+            header: layout_marginal(&header, header_size, Alignment::BOTTOM)?,
+            footer: layout_marginal(&footer, footer_size, Alignment::TOP)?,
+            background: layout_marginal(&background, full_size, mid)?,
             foreground: layout_marginal(foreground, full_size, mid)?,
             margin,
             binding,

crates/typst-layout/src/repeat.rs

@@ -1,4 +1,4 @@
-use typst_library::diag::{bail, SourceResult};
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{Packed, Resolve, StyleChain};
 use typst_library::introspection::Locator;

crates/typst-layout/src/rules.rs

@@ -1,20 +1,19 @@
 use std::num::NonZeroUsize;
 
 use comemo::Track;
-use ecow::{eco_format, EcoVec};
+use ecow::{EcoVec, eco_format};
 use smallvec::smallvec;
-use typst_library::diag::{bail, At, SourceResult};
+use typst_library::diag::{At, SourceResult, bail};
 use typst_library::foundations::{
-    dict, Content, Context, NativeElement, NativeRuleMap, Packed, Resolve, ShowFn, Smart,
-    StyleChain, Target,
+    dict, Content, Context, LinkMarker, NativeElement, NativeRuleMap, Packed, Resolve, ShowFn, Smart, StyleChain, Target
 };
 use typst_library::introspection::{Counter, Locator, LocatorLink};
 use typst_library::layout::{
     Abs, AlignElem, Alignment, Axes, BlockBody, BlockElem, ColumnsElem, Em, GridCell,
     GridChild, GridElem, GridItem, HAlignment, HElem, HideElem, InlineElem, LayoutElem,
-    Length, MoveElem, OuterVAlignment, PadElem, PlaceElem, PlacementScope, Region, Rel,
-    RepeatElem, RotateElem, ScaleElem, Sides, Size, Sizing, SkewElem, Spacing,
-    StackChild, StackElem, TrackSizings, VElem,
+    Length, MoveElem, OuterVAlignment, PadElem, PageElem, PlaceElem, PlacementScope,
+    Region, Rel, RepeatElem, RotateElem, ScaleElem, Sides, Size, Sizing, SkewElem,
+    Spacing, StackChild, StackElem, TrackSizings, VElem,
 };
 use typst_library::math::EquationElem;
 use typst_library::model::{
@@ -23,12 +22,12 @@ use typst_library::model::{
     LinkElem, ListElem, Outlinable, OutlineElem, OutlineEntry, ParElem, ParbreakElem,
     QuoteElem, RefElem, StrongElem, TableCell, TableElem, TermsElem, Works,
 };
-use typst_library::pdf::EmbedElem;
+use typst_library::pdf::{ArtifactElem, EmbedElem, PdfMarkerTag};
 use typst_library::text::{
     DecoLine, Decoration, HighlightElem, ItalicToggle, LinebreakElem, LocalName,
     OverlineElem, RawElem, RawLine, ScriptKind, ShiftSettings, Smallcaps, SmallcapsElem,
-    SpaceElem, StrikeElem, SubElem, SuperElem, TextElem, TextSize, UnderlineElem,
-    WeightDelta,
+    SmartQuoteElem, SmartQuotes, SpaceElem, StrikeElem, SubElem, SuperElem, TextElem,
+    TextSize, UnderlineElem, WeightDelta,
 };
 use typst_library::visualize::{
     CircleElem, CurveElem, EllipseElem, ImageElem, LineElem, PathElem, PolygonElem,
@@ -46,6 +45,7 @@ pub fn register(rules: &mut NativeRuleMap) {
     rules.register(Paged, LIST_RULE);
     rules.register(Paged, ENUM_RULE);
     rules.register(Paged, TERMS_RULE);
+    rules.register(Paged, LINK_MARKER_RULE);
     rules.register(Paged, LINK_RULE);
     rules.register(Paged, HEADING_RULE);
     rules.register(Paged, FIGURE_RULE);
@@ -103,6 +103,8 @@ pub fn register(rules: &mut NativeRuleMap) {
 
     // PDF.
     rules.register(Paged, EMBED_RULE);
+    rules.register(Paged, PDF_ARTIFACT_RULE);
+    rules.register(Paged, PDF_MARKER_TAG_RULE);
 }
 
 const STRONG_RULE: ShowFn<StrongElem> = |elem, _, styles| {
@@ -161,11 +163,7 @@ const TERMS_RULE: ShowFn<TermsElem> = |elem, _, styles| {
     let indent = elem.indent.get(styles);
     let hanging_indent = elem.hanging_indent.get(styles);
     let gutter = elem.spacing.get(styles).unwrap_or_else(|| {
-        if tight {
-            styles.get(ParElem::leading)
-        } else {
-            styles.get(ParElem::spacing)
-        }
+        if tight { styles.get(ParElem::leading) } else { styles.get(ParElem::spacing) }
     });
 
     let pad = hanging_indent + indent;
@@ -176,9 +174,9 @@ const TERMS_RULE: ShowFn<TermsElem> = |elem, _, styles| {
     for child in elem.children.iter() {
         let mut seq = vec![];
         seq.extend(unpad.clone());
-        seq.push(child.term.clone().strong());
+        seq.push(PdfMarkerTag::ListItemLabel(child.term.clone().strong()));
         seq.push(separator.clone());
-        seq.push(child.description.clone());
+        seq.push(PdfMarkerTag::ListItemBody(child.description.clone()));
 
         // Text in wide term lists shall always turn into paragraphs.
         if !tight {
@@ -214,10 +212,16 @@ const TERMS_RULE: ShowFn<TermsElem> = |elem, _, styles| {
     Ok(realized)
 };
 
-const LINK_RULE: ShowFn<LinkElem> = |elem, engine, _| {
+const LINK_MARKER_RULE: ShowFn<LinkMarker> = |elem, _, _| Ok(elem.body.clone());
+
+const LINK_RULE: ShowFn<LinkElem> = |elem, engine, styles| {
     let body = elem.body.clone();
     let dest = elem.dest.resolve(engine.introspector).at(elem.span())?;
-    Ok(body.linked(dest))
+    let alt = match elem.alt.get_cloned(styles) {
+        Some(alt) => Some(alt),
+        None => dest.alt_text(engine, styles)?,
+    };
+    Ok(body.linked(dest, alt))
 };
 
 const HEADING_RULE: ShowFn<HeadingElem> = |elem, engine, styles| {
@@ -258,7 +262,7 @@ const HEADING_RULE: ShowFn<HeadingElem> = |elem, engine, styles| {
 
         let spacing = HElem::new(SPACING_TO_NUMBERING.into()).with_weak(true).pack();
 
-        realized = numbering + spacing + realized;
+        realized = PdfMarkerTag::Label(numbering) + spacing + realized;
     }
 
     let block = if indent != Abs::zero() {
@@ -277,7 +281,7 @@ const HEADING_RULE: ShowFn<HeadingElem> = |elem, engine, styles| {
 
 const FIGURE_RULE: ShowFn<FigureElem> = |elem, _, styles| {
     let span = elem.span();
-    let mut realized = elem.body.clone();
+    let mut realized = PdfMarkerTag::FigureBody(elem.body.clone());
 
     // Build the caption, if any.
     if let Some(caption) = elem.caption.get_cloned(styles) {
@@ -376,10 +380,11 @@ const FOOTNOTE_RULE: ShowFn<FootnoteElem> = |elem, engine, styles| {
     let numbering = elem.numbering.get_ref(styles);
     let counter = Counter::of(FootnoteElem::ELEM);
     let num = counter.display_at_loc(engine, loc, styles, numbering)?;
-    let sup = SuperElem::new(num).pack().spanned(span);
+    let alt = FootnoteElem::alt_text(styles, &num.plain_text());
+    let sup = PdfMarkerTag::Label(SuperElem::new(num).pack().spanned(span));
     let loc = loc.variant(1);
     // Add zero-width weak spacing to make the footnote "sticky".
-    Ok(HElem::hole().pack() + sup.linked(Destination::Location(loc)))
+    Ok(HElem::hole().pack() + sup.linked(Destination::Location(loc), Some(alt)))
 };
 
 const FOOTNOTE_ENTRY_RULE: ShowFn<FootnoteEntry> = |elem, engine, styles| {
@@ -396,10 +401,9 @@ const FOOTNOTE_ENTRY_RULE: ShowFn<FootnoteEntry> = |elem, engine, styles| {
     };
 
     let num = counter.display_at_loc(engine, loc, styles, numbering)?;
-    let sup = SuperElem::new(num)
-        .pack()
-        .spanned(span)
-        .linked(Destination::Location(loc))
+    let alt = num.plain_text();
+    let sup = PdfMarkerTag::Label(SuperElem::new(num).pack().spanned(span))
+        .linked(Destination::Location(loc), Some(alt))
         .located(loc.variant(1));
 
     Ok(Content::sequence([
@@ -430,6 +434,7 @@ const OUTLINE_RULE: ShowFn<OutlineElem> = |elem, engine, styles| {
     let depth = elem.depth.get(styles).unwrap_or(NonZeroUsize::MAX);
 
     // Build the outline entries.
+    let mut entries = vec![];
     for elem in elems {
         let Some(outlinable) = elem.with::<dyn Outlinable>() else {
             bail!(span, "cannot outline {}", elem.func().name());
@@ -438,10 +443,13 @@ const OUTLINE_RULE: ShowFn<OutlineElem> = |elem, engine, styles| {
         let level = outlinable.level();
         if outlinable.outlined() && level <= depth {
             let entry = OutlineEntry::new(level, elem);
-            seq.push(entry.pack().spanned(span));
+            entries.push(entry.pack().spanned(span));
         }
     }
 
+    // Wrap the entries into a marker for pdf tagging.
+    seq.push(PdfMarkerTag::OutlineBody(Content::sequence(entries)));
+
     Ok(Content::sequence(seq))
 };
 
@@ -451,7 +459,24 @@ const OUTLINE_ENTRY_RULE: ShowFn<OutlineEntry> = |elem, engine, styles| {
     let context = context.track();
 
     let prefix = elem.prefix(engine, context, span)?;
-    let inner = elem.inner(engine, context, span)?;
+    let body = elem.body().at(span)?;
+    let page = elem.page(engine, context, span)?;
+    let alt = {
+        let prefix = prefix.as_ref().map(|p| p.plain_text()).unwrap_or_default();
+        let body = body.plain_text();
+        let page_str = PageElem::local_name_in(styles);
+        let page_nr = page.plain_text();
+        let quotes = SmartQuotes::get(
+            styles.get_ref(SmartQuoteElem::quotes),
+            styles.get(TextElem::lang),
+            styles.get(TextElem::region),
+            styles.get(SmartQuoteElem::alternative),
+        );
+        let open = quotes.double_open;
+        let close = quotes.double_close;
+        eco_format!("{prefix} {open}{body}{close} {page_str} {page_nr}",)
+    };
+    let inner = elem.build_inner(context, span, body, page)?;
     let block = if elem.element.is::<EquationElem>() {
         let body = prefix.unwrap_or_default() + inner;
         BlockElem::new()
@@ -463,7 +488,7 @@ const OUTLINE_ENTRY_RULE: ShowFn<OutlineEntry> = |elem, engine, styles| {
     };
 
     let loc = elem.element_location().at(span)?;
-    Ok(block.linked(Destination::Location(loc)))
+    Ok(block.linked(Destination::Location(loc), Some(alt)))
 };
 
 const REF_RULE: ShowFn<RefElem> = |elem, engine, styles| elem.realize(engine, styles);
@@ -511,25 +536,29 @@ const BIBLIOGRAPHY_RULE: ShowFn<BibliographyElem> = |elem, engine, styles| {
 
         let mut cells = vec![];
         for (prefix, reference) in references {
+            let prefix = PdfMarkerTag::ListItemLabel(prefix.clone().unwrap_or_default());
             cells.push(GridChild::Item(GridItem::Cell(
-                Packed::new(GridCell::new(prefix.clone().unwrap_or_default()))
-                    .spanned(span),
+                Packed::new(GridCell::new(prefix)).spanned(span),
             )));
+
+            let reference = PdfMarkerTag::BibEntry(reference.clone());
             cells.push(GridChild::Item(GridItem::Cell(
-                Packed::new(GridCell::new(reference.clone())).spanned(span),
+                Packed::new(GridCell::new(reference)).spanned(span),
             )));
         }
-        seq.push(
-            GridElem::new(cells)
+
+        let grid = GridElem::new(cells)
             .with_columns(TrackSizings(smallvec![Sizing::Auto; 2]))
             .with_column_gutter(TrackSizings(smallvec![COLUMN_GUTTER.into()]))
             .with_row_gutter(TrackSizings(smallvec![row_gutter.into()]))
             .pack()
-                .spanned(span),
-        );
+            .spanned(span);
+        // TODO(accessibility): infer list numbering from style?
+        seq.push(PdfMarkerTag::Bibliography(true, grid));
     } else {
+        let mut body = vec![];
         for (_, reference) in references {
-            let realized = reference.clone();
+            let realized = PdfMarkerTag::BibEntry(reference.clone());
             let block = if works.hanging_indent {
                 let body = HElem::new((-INDENT).into()).pack() + realized;
                 let inset = Sides::default()
@@ -541,8 +570,9 @@ const BIBLIOGRAPHY_RULE: ShowFn<BibliographyElem> = |elem, engine, styles| {
                 BlockElem::new().with_body(Some(BlockBody::Content(realized)))
             };
 
-            seq.push(block.pack().spanned(span));
+            body.push(block.pack().spanned(span));
         }
+        seq.push(PdfMarkerTag::Bibliography(false, Content::sequence(body)));
     }
 
     Ok(Content::sequence(seq))
@@ -844,3 +874,7 @@ const EQUATION_RULE: ShowFn<EquationElem> = |elem, _, styles| {
 };
 
 const EMBED_RULE: ShowFn<EmbedElem> = |_, _, _| Ok(Content::empty());
+
+const PDF_ARTIFACT_RULE: ShowFn<ArtifactElem> = |elem, _, _| Ok(elem.body.clone());
+
+const PDF_MARKER_TAG_RULE: ShowFn<PdfMarkerTag> = |elem, _, _| Ok(elem.body.clone());

crates/typst-layout/src/shapes.rs

@@ -1,7 +1,7 @@
 use std::f64::consts::SQRT_2;
 
 use kurbo::{CubicBez, ParamCurveExtrema};
-use typst_library::diag::{bail, SourceResult};
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{Content, Packed, Resolve, Smart, StyleChain};
 use typst_library::introspection::Locator;

crates/typst-layout/src/stack.rs

@@ -1,4 +1,4 @@
-use typst_library::diag::{bail, SourceResult};
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{Content, Packed, Resolve, StyleChain, StyledElem};
 use typst_library::introspection::{Locator, SplitLocator};

crates/typst-layout/src/transforms.rs

@@ -1,6 +1,6 @@
 use std::cell::LazyCell;
 
-use typst_library::diag::{bail, SourceResult};
+use typst_library::diag::{SourceResult, bail};
 use typst_library::engine::Engine;
 use typst_library::foundations::{Content, Packed, Resolve, Smart, StyleChain};
 use typst_library::introspection::Locator;

crates/typst-library/Cargo.toml

@@ -31,6 +31,7 @@ flate2 = { workspace = true }
 fontdb = { workspace = true }
 glidesort = { workspace = true }
 hayagriva = { workspace = true }
+hayro-syntax = { workspace = true }
 icu_properties = { workspace = true }
 icu_provider = { workspace = true }
 icu_provider_blob = { workspace = true }

crates/typst-library/src/diag.rs

@@ -8,7 +8,7 @@ use std::string::FromUtf8Error;
 
 use az::SaturatingAs;
 use comemo::Tracked;
-use ecow::{eco_vec, EcoVec};
+use ecow::{EcoVec, eco_vec};
 use typst_syntax::package::{PackageSpec, PackageVersion};
 use typst_syntax::{Lines, Span, Spanned, SyntaxError};
 use utf8_iter::ErrorReportingUtf8Chars;
@@ -296,14 +296,13 @@ impl<T> Trace<T> for SourceResult<T> {
             let Some(trace_range) = world.range(span) else { return errors };
             for error in errors.make_mut().iter_mut() {
                 // Skip traces that surround the error.
-                if let Some(error_range) = world.range(error.span) {
-                    if error.span.id() == span.id()
+                if let Some(error_range) = world.range(error.span)
+                    && error.span.id() == span.id()
                     && trace_range.start <= error_range.start
                     && trace_range.end >= error_range.end
                 {
                     continue;
                 }
-                }
 
                 error.trace.push(Spanned::new(make_point(), span));
             }
@@ -839,7 +838,9 @@ pub fn format_xml_like_error(format: &str, error: roxmltree::Error) -> LoadError
     let pos = LineCol::one_based(error.pos().row as usize, error.pos().col as usize);
     let message = match error {
         roxmltree::Error::UnexpectedCloseTag(expected, actual, _) => {
-            eco_format!("failed to parse {format} (found closing tag '{actual}' instead of '{expected}')")
+            eco_format!(
+                "failed to parse {format} (found closing tag '{actual}' instead of '{expected}')"
+            )
         }
         roxmltree::Error::UnknownEntityReference(entity, _) => {
             eco_format!("failed to parse {format} (unknown entity '{entity}')")

crates/typst-library/src/engine.rs

@@ -8,11 +8,11 @@ use ecow::EcoVec;
 use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
 use typst_syntax::{FileId, Span};
 
-use crate::diag::{bail, HintedStrResult, SourceDiagnostic, SourceResult, StrResult};
+use crate::World;
+use crate::diag::{HintedStrResult, SourceDiagnostic, SourceResult, StrResult, bail};
 use crate::foundations::{Styles, Value};
 use crate::introspection::Introspector;
 use crate::routines::Routines;
-use crate::World;
 
 /// Holds all data needed during compilation.
 pub struct Engine<'a> {
@@ -47,7 +47,11 @@ impl Engine<'_> {
     }
 
     /// Runs tasks on the engine in parallel.
-    pub fn parallelize<P, I, T, U, F>(&mut self, iter: P, f: F) -> impl Iterator<Item = U>
+    pub fn parallelize<P, I, T, U, F>(
+        &mut self,
+        iter: P,
+        f: F,
+    ) -> impl Iterator<Item = U> + use<P, I, T, U, F>
     where
         P: IntoIterator<IntoIter = I>,
         I: Iterator<Item = T>,
@@ -111,11 +115,7 @@ impl Traced {
     /// We hide the span if it isn't in the given file so that only results for
     /// the file with the traced span are invalidated.
     pub fn get(&self, id: FileId) -> Option<Span> {
-        if self.0.and_then(Span::id) == Some(id) {
-            self.0
-        } else {
-            None
-        }
+        if self.0.and_then(Span::id) == Some(id) { self.0 } else { None }
     }
 }
 

crates/typst-library/src/foundations/args.rs

@@ -1,12 +1,12 @@
 use std::fmt::{self, Debug, Formatter};
 use std::ops::Add;
 
-use ecow::{eco_format, eco_vec, EcoString, EcoVec};
+use ecow::{EcoString, EcoVec, eco_format, eco_vec};
 use typst_syntax::{Span, Spanned};
 
-use crate::diag::{bail, error, At, SourceDiagnostic, SourceResult, StrResult};
+use crate::diag::{At, SourceDiagnostic, SourceResult, StrResult, bail, error};
 use crate::foundations::{
-    cast, func, repr, scope, ty, Array, Dict, FromValue, IntoValue, Repr, Str, Value,
+    Array, Dict, FromValue, IntoValue, Repr, Str, Value, cast, func, repr, scope, ty,
 };
 
 /// Captured arguments to a function.

crates/typst-library/src/foundations/array.rs

@@ -4,16 +4,16 @@ use std::num::{NonZeroI64, NonZeroUsize};
 use std::ops::{Add, AddAssign};
 
 use comemo::Tracked;
-use ecow::{eco_format, EcoString, EcoVec};
+use ecow::{EcoString, EcoVec, eco_format};
 use serde::{Deserialize, Serialize};
 use smallvec::SmallVec;
 use typst_syntax::{Span, Spanned};
 
-use crate::diag::{bail, At, HintedStrResult, SourceDiagnostic, SourceResult, StrResult};
+use crate::diag::{At, HintedStrResult, SourceDiagnostic, SourceResult, StrResult, bail};
 use crate::engine::Engine;
 use crate::foundations::{
-    cast, func, ops, repr, scope, ty, Args, Bytes, CastInfo, Context, Dict, FromValue,
-    Func, IntoValue, Reflect, Repr, Str, Value, Version,
+    Args, Bytes, CastInfo, Context, Dict, FromValue, Func, IntoValue, Reflect, Repr, Str,
+    Value, Version, cast, func, ops, repr, scope, ty,
 };
 
 /// Create a new [`Array`] from values.

crates/typst-library/src/foundations/auto.rs

@@ -4,8 +4,8 @@ use ecow::EcoString;
 
 use crate::diag::HintedStrResult;
 use crate::foundations::{
-    ty, CastInfo, Fold, FromValue, IntoValue, Reflect, Repr, Resolve, StyleChain, Type,
-    Value,
+    CastInfo, Fold, FromValue, IntoValue, Reflect, Repr, Resolve, StyleChain, Type,
+    Value, ty,
 };
 
 /// A value that indicates a smart default.

crates/typst-library/src/foundations/bool.rs

@@ -1,6 +1,6 @@
 use ecow::EcoString;
 
-use crate::foundations::{ty, Repr};
+use crate::foundations::{Repr, ty};
 
 /// A type with two states.
 ///

crates/typst-library/src/foundations/bytes.rs

@@ -5,13 +5,13 @@ use std::ops::{Add, AddAssign, Deref};
 use std::str::Utf8Error;
 use std::sync::Arc;
 
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use serde::{Serialize, Serializer};
 use typst_syntax::Lines;
 use typst_utils::LazyHash;
 
-use crate::diag::{bail, StrResult};
-use crate::foundations::{cast, func, scope, ty, Array, Reflect, Repr, Str, Value};
+use crate::diag::{StrResult, bail};
+use crate::foundations::{Array, Reflect, Repr, Str, Value, cast, func, scope, ty};
 
 /// A sequence of bytes.
 ///

crates/typst-library/src/foundations/calc.rs

@@ -7,8 +7,8 @@ use az::SaturatingAs;
 use typst_syntax::{Span, Spanned};
 use typst_utils::{round_int_with_precision, round_with_precision};
 
-use crate::diag::{bail, At, HintedString, SourceResult, StrResult};
-use crate::foundations::{cast, func, ops, Decimal, IntoValue, Module, Scope, Value};
+use crate::diag::{At, HintedString, SourceResult, StrResult, bail};
+use crate::foundations::{Decimal, IntoValue, Module, Scope, Value, cast, func, ops};
 use crate::layout::{Angle, Fr, Length, Ratio};
 
 /// A module with calculation definitions.

crates/typst-library/src/foundations/cast.rs

@@ -14,7 +14,7 @@ use unicode_math_class::MathClass;
 
 use crate::diag::{At, HintedStrResult, HintedString, SourceResult, StrResult};
 use crate::foundations::{
-    array, repr, Fold, NativeElement, Packed, Repr, Str, Type, Value,
+    Fold, NativeElement, Packed, Repr, Str, Type, Value, array, repr,
 };
 
 /// Determine details of a type.
@@ -347,14 +347,15 @@ impl CastInfo {
                     msg.hint(eco_format!("use `label({})` to create a label", s.repr()));
                 }
             }
-        } else if let Value::Decimal(_) = found {
-            if !matching_type && parts.iter().any(|p| p == "float") {
+        } else if let Value::Decimal(_) = found
+            && !matching_type
+            && parts.iter().any(|p| p == "float")
+        {
             msg.hint(eco_format!(
                 "if loss of precision is acceptable, explicitly cast the \
                      decimal to a float with `float(value)`"
             ));
         }
-        }
 
         msg
     }

crates/typst-library/src/foundations/content/element.rs

@@ -11,8 +11,8 @@ use typst_utils::Static;
 use crate::diag::SourceResult;
 use crate::engine::Engine;
 use crate::foundations::{
-    cast, Args, Content, ContentVtable, FieldAccessError, Func, ParamInfo, Repr, Scope,
-    Selector, StyleChain, Styles, Value,
+    Args, Content, ContentVtable, FieldAccessError, Func, ParamInfo, Repr, Scope,
+    Selector, StyleChain, Styles, Value, cast,
 };
 use crate::text::{Lang, Region};
 

crates/typst-library/src/foundations/content/field.rs

@@ -3,7 +3,7 @@ use std::hash::Hash;
 use std::marker::PhantomData;
 use std::sync::OnceLock;
 
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 
 use crate::foundations::{
     Container, Content, FieldVtable, Fold, FoldFn, IntoValue, NativeElement, Packed,

crates/typst-library/src/foundations/content/mod.rs

@@ -17,21 +17,22 @@ use std::iter::{self, Sum};
 use std::ops::{Add, AddAssign, ControlFlow};
 
 use comemo::Tracked;
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use serde::{Serialize, Serializer};
 
 use typst_syntax::Span;
 use typst_utils::singleton;
 
-use crate::diag::{SourceResult, StrResult};
+use crate::diag::{SourceResult, StrResult, bail};
 use crate::engine::Engine;
 use crate::foundations::{
-    func, repr, scope, ty, Context, Dict, IntoValue, Label, Property, Recipe,
-    RecipeIndex, Repr, Selector, Str, Style, StyleChain, Styles, Value,
+    Args, Context, Dict, IntoValue, Label, Property, Recipe, RecipeIndex, Repr, Selector,
+    Str, Style, StyleChain, Styles, Value, func, repr, scope, ty,
 };
-use crate::introspection::Location;
+use crate::introspection::{Locatable, Location};
 use crate::layout::{AlignElem, Alignment, Axes, Length, MoveElem, PadElem, Rel, Sides};
 use crate::model::{Destination, EmphElem, LinkElem, StrongElem};
+use crate::pdf::{ArtifactElem, ArtifactKind};
 use crate::text::UnderlineElem;
 
 /// A piece of document content.
@@ -174,11 +175,11 @@ impl Content {
         id: u8,
         styles: Option<StyleChain>,
     ) -> Result<Value, FieldAccessError> {
-        if id == 255 {
-            if let Some(label) = self.label() {
+        if id == 255
+            && let Some(label) = self.label()
+        {
             return Ok(label.into_value());
         }
-        }
 
         match self.0.handle().field(id) {
             Some(handle) => match styles {
@@ -476,8 +477,12 @@ impl Content {
     }
 
     /// Link the content somewhere.
-    pub fn linked(self, dest: Destination) -> Self {
-        self.set(LinkElem::current, Some(dest))
+    pub fn linked(self, dest: Destination, alt: Option<EcoString>) -> Self {
+        let span = self.span();
+        LinkMarker::new(self, dest.clone(), alt, span)
+            .pack()
+            .spanned(span)
+            .set(LinkElem::current, Some(dest))
     }
 
     /// Set alignments for this content.
@@ -506,6 +511,12 @@ impl Content {
             .pack()
             .spanned(span)
     }
+
+    /// Link the content somewhere.
+    pub fn artifact(self, kind: ArtifactKind) -> Self {
+        let span = self.span();
+        ArtifactElem::new(self).with_kind(kind).pack().spanned(span)
+    }
 }
 
 #[scope]
@@ -773,6 +784,30 @@ impl Repr for StyledElem {
     }
 }
 
+/// An element that associates the body of a link with the destination.
+#[elem(Locatable, Construct)]
+pub struct LinkMarker {
+    /// The content.
+    #[internal]
+    #[required]
+    pub body: Content,
+    #[internal]
+    #[required]
+    pub dest: Destination,
+    #[internal]
+    #[required]
+    pub alt: Option<EcoString>,
+    #[internal]
+    #[required]
+    pub span: Span,
+}
+
+impl Construct for LinkMarker {
+    fn construct(_: &mut Engine, args: &mut Args) -> SourceResult<Content> {
+        bail!(args.span, "cannot be constructed manually");
+    }
+}
+
 impl<T: NativeElement> IntoValue for T {
     fn into_value(self) -> Value {
         Value::Content(self.pack())

crates/typst-library/src/foundations/content/raw.rs

@@ -5,7 +5,7 @@ use std::ptr::NonNull;
 use std::sync::atomic::{self, AtomicUsize, Ordering};
 
 use typst_syntax::Span;
-use typst_utils::{fat, HashLock, SmallBitSet};
+use typst_utils::{HashLock, SmallBitSet, fat};
 
 use super::vtable;
 use crate::foundations::{Element, Label, NativeElement, Packed};

crates/typst-library/src/foundations/context.rs

@@ -1,9 +1,9 @@
 use comemo::Track;
 
-use crate::diag::{bail, Hint, HintedStrResult, SourceResult};
+use crate::diag::{Hint, HintedStrResult, SourceResult, bail};
 use crate::engine::Engine;
 use crate::foundations::{
-    elem, Args, Construct, Content, Func, ShowFn, StyleChain, Value,
+    Args, Construct, Content, Func, ShowFn, StyleChain, Value, elem,
 };
 use crate::introspection::{Locatable, Location};
 

crates/typst-library/src/foundations/datetime.rs

@@ -2,17 +2,17 @@ use std::cmp::Ordering;
 use std::hash::Hash;
 use std::ops::{Add, Sub};
 
-use ecow::{eco_format, EcoString, EcoVec};
+use ecow::{EcoString, EcoVec, eco_format};
 use time::error::{Format, InvalidFormatDescription};
 use time::macros::format_description;
-use time::{format_description, Month, PrimitiveDateTime};
+use time::{Month, PrimitiveDateTime, format_description};
 
-use crate::diag::{bail, StrResult};
+use crate::World;
+use crate::diag::{StrResult, bail};
 use crate::engine::Engine;
 use crate::foundations::{
-    cast, func, repr, scope, ty, Dict, Duration, Repr, Smart, Str, Value,
+    Dict, Duration, Repr, Smart, Str, Value, cast, func, repr, scope, ty,
 };
-use crate::World;
 
 /// Represents a date, a time, or a combination of both.
 ///

crates/typst-library/src/foundations/decimal.rs

@@ -3,14 +3,14 @@ use std::hash::{Hash, Hasher};
 use std::ops::Neg;
 use std::str::FromStr;
 
-use ecow::{eco_format, EcoString};
+use ecow::{EcoString, eco_format};
 use rust_decimal::MathematicalOps;
-use typst_syntax::{ast, Span, Spanned};
+use typst_syntax::{Span, Spanned, ast};
 
-use crate::diag::{warning, At, SourceResult};
-use crate::engine::Engine;
-use crate::foundations::{cast, func, repr, scope, ty, Repr, Str};
 use crate::World;
+use crate::diag::{At, SourceResult, warning};
+use crate::engine::Engine;
+use crate::foundations::{Repr, Str, cast, func, repr, scope, ty};
 
 /// A fixed-point decimal number type.
 ///