mirror of
https://github.com/typst/typst
synced 2025-05-13 20:46:23 +08:00
125 lines
2.1 KiB
Typst
125 lines
2.1 KiB
Typst
// Test for loops.
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// Ref: false
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---
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// Ref: true
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// Empty array.
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#for x in () [Nope]
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// Dictionary is not traversed in insertion order.
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// Should output `Age: 2. Name: Typst.`.
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#for k, v in (Name: "Typst", Age: 2) [
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#k: #v.
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]
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// Block body.
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// Should output `[1st, 2nd, 3rd, 4th]`.
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#{
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"["
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for v in (1, 2, 3, 4) {
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if v > 1 [, ]
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[#v]
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if v == 1 [st]
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if v == 2 [nd]
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if v == 3 [rd]
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if v >= 4 [th]
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}
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"]"
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}
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// Content block body.
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// Should output `2345`.
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#for v in (1, 2, 3, 4, 5, 6, 7) [#if v >= 2 and v <= 5 { repr(v) }]
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// Map captured arguments.
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#let f1(..args) = args.pos().map(repr)
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#let f2(..args) = args.named().pairs((k, v) => repr(k) + ": " + repr(v))
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#let f(..args) = (f1(..args) + f2(..args)).join(", ")
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#f(1, a: 2)
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---
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#let out = ()
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// Values of array.
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#for v in (1, 2, 3) {
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out += (v,)
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}
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// Indices and values of array.
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#for i, v in ("1", "2", "3") {
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test(repr(i + 1), v)
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}
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// Values of dictionary.
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#for v in (a: 4, b: 5) {
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out += (v,)
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}
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// Keys and values of dictionary.
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#for k, v in (a: 6, b: 7) {
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out += (k,)
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out += (v,)
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}
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#test(out, (1, 2, 3, 4, 5, "a", 6, "b", 7))
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// Grapheme clusters of string.
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#let first = true
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#let joined = for c in "abc👩👩👦👦" {
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if not first { ", " }
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first = false
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c
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}
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#test(joined, "a, b, c, 👩👩👦👦")
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// Return value.
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#test(for v in "" [], none)
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#test(type(for v in "1" []), "content")
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---
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// Uniterable expression.
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// Error: 11-15 cannot loop over boolean
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#for v in true {}
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---
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// Keys and values of strings.
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// Error: 6-10 mismatched pattern
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#for k, v in "hi" {
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dont-care
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}
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---
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// Error: 5 expected identifier
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#for
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// Error: 5 expected identifier
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#for//
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// Error: 6 expected identifier
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#{for}
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// Error: 7 expected keyword `in`
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#for v
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// Error: 10 expected expression
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#for v in
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// Error: 15 expected block
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#for v in iter
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// Error: 5 expected identifier
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#for
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v in iter {}
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// Error: 6 expected identifier
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// Error: 10 expected block
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A#for "v" thing
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// Error: 5 expected identifier
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#for "v" in iter {}
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// Error: 7 expected keyword `in`
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#for a + b in iter {}
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