2023-07-02 20:07:43 +02:00

120 lines
3.2 KiB
Rust

use std::fmt::{self, Display, Formatter};
use std::path::PathBuf;
use clap::{ArgAction, Parser, Subcommand, ValueEnum};
/// typst creates PDF files from .typ files
#[derive(Debug, Clone, Parser)]
#[clap(name = "typst", version = crate::typst_version(), author)]
pub struct CliArguments {
/// The typst command to run
#[command(subcommand)]
pub command: Command,
/// Sets the level of logging verbosity:
/// -v = warning & error, -vv = info, -vvv = debug, -vvvv = trace
#[clap(short, long, action = ArgAction::Count)]
pub verbosity: u8,
}
/// What to do.
#[derive(Debug, Clone, Subcommand)]
#[command()]
pub enum Command {
/// Compiles the input file into a PDF file
#[command(visible_alias = "c")]
Compile(CompileCommand),
/// Watches the input file and recompiles on changes
#[command(visible_alias = "w")]
Watch(CompileCommand),
/// List all discovered fonts in system and custom font paths
Fonts(FontsCommand),
}
/// Compiles the input file into a PDF file
#[derive(Debug, Clone, Parser)]
pub struct CompileCommand {
/// Path to input Typst file
pub input: PathBuf,
/// Path to output PDF file or PNG file(s)
pub output: Option<PathBuf>,
/// Configure the project root
#[clap(long = "root", env = "TYPST_ROOT", value_name = "DIR")]
pub root: Option<PathBuf>,
/// Add additional directories to search for fonts
#[clap(
long = "font-path",
env = "TYPST_FONT_PATHS",
value_name = "DIR",
action = ArgAction::Append,
)]
pub font_paths: Vec<PathBuf>,
/// Opens the output file after compilation using the default PDF viewer
#[arg(long = "open")]
pub open: Option<Option<String>>,
/// The PPI to use if exported as PNG
#[arg(long = "ppi", default_value_t = 144.0)]
pub ppi: f32,
/// In which format to emit diagnostics
#[clap(
long,
default_value_t = DiagnosticFormat::Human,
value_parser = clap::value_parser!(DiagnosticFormat)
)]
pub diagnostic_format: DiagnosticFormat,
/// Produces a flamegraph of the compilation process
#[arg(long = "flamegraph", value_name = "OUTPUT_SVG")]
pub flamegraph: Option<Option<PathBuf>>,
}
impl CompileCommand {
/// The output path.
pub fn output(&self) -> PathBuf {
self.output
.clone()
.unwrap_or_else(|| self.input.with_extension("pdf"))
}
}
/// List all discovered fonts in system and custom font paths
#[derive(Debug, Clone, Parser)]
pub struct FontsCommand {
/// Add additional directories to search for fonts
#[clap(
long = "font-path",
env = "TYPST_FONT_PATHS",
value_name = "DIR",
action = ArgAction::Append,
)]
pub font_paths: Vec<PathBuf>,
/// Also list style variants of each font family
#[arg(long)]
pub variants: bool,
}
/// Which format to use for diagnostics.
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, ValueEnum)]
pub enum DiagnosticFormat {
Human,
Short,
}
impl Display for DiagnosticFormat {
fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
self.to_possible_value()
.expect("no values are skipped")
.get_name()
.fmt(f)
}
}