mirror of
https://github.com/typst/typst
synced 2025-05-14 04:56:26 +08:00
66 lines
1.7 KiB
Typst
66 lines
1.7 KiB
Typst
// Test context expressions.
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--- context-body-atomic-in-markup ---
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// Test that context body is parsed as atomic expression.
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#let c = [#context "hello".]
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#test(c.children.first().func(), (context none).func())
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#test(c.children.last(), [.])
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--- context-element-constructor-forbidden ---
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// Test that manual construction is forbidden.
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// Error: 2-25 cannot be constructed manually
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#(context none).func()()
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--- context-in-show-rule ---
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// Test that show rule establishes context.
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#set heading(numbering: "1.")
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#show heading: it => test(
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counter(heading).get(),
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(intro: (1,), back: (2,)).at(str(it.label)),
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)
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= Introduction <intro>
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= Background <back>
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--- context-in-show-rule-query ---
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// Test that show rule on non-locatable element allows `query`.
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// Error: 18-47 Assertion failed: 2 != 3
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#show emph: _ => test(query(heading).len(), 3)
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#show strong: _ => test(query(heading).len(), 2)
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= Introduction
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= Background
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*Hi* _there_
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--- context-assign-to-captured-variable ---
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// Test error when captured variable is assigned to.
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#let i = 0
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// Error: 11-12 variables from outside the context expression are read-only and cannot be modified
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#context (i = 1)
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--- context-compatibility-locate ---
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#let s = state("x", 0)
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#let compute(expr) = [
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#s.update(x =>
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eval(expr.replace("x", str(x)))
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)
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New value is #s.display().
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]
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#locate(loc => {
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let elem = query(<here>, loc).first()
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test(s.at(elem.location()), 13)
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})
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#compute("10") \
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#compute("x + 3") \
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*Here.* <here> \
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#compute("x * 2") \
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#compute("x - 5")
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--- context-compatibility-styling ---
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#style(styles => measure([it], styles).width < 20pt)
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--- context-compatibility-counter-display ---
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#counter(heading).update(10)
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#counter(heading).display(n => test(n, 10))
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