Library functions behave more imperatively

- Templates scope state changes
- State-modifying function operate in place instead of returning a template
- Internal template representation contains actual owned nodes instead of a pointer to a syntax tree + an expression map
- No more wide calls

8 files changed, 58 insertions, 57 deletions

diff --git a/tests/typ/text/basic.typ b/tests/typ/text/basic.typ
index 6e36a210..d5f0de05 100644
--- a/tests/typ/text/basic.typ
+++ b/tests/typ/text/basic.typ
@@ -1,7 +1,7 @@
 // Test simple text.
 
 ---
-#page!(width: 250pt, height: 110pt)
+#page(width: 250pt, height: 110pt)
 
 But, soft! what light through yonder window breaks? It is the east, and Juliet
 is the sun. Arise, fair sun, and kill the envious moon, Who is already sick and
diff --git a/tests/typ/text/bidi.typ b/tests/typ/text/bidi.typ
index 0aab9079..078cb1f9 100644
--- a/tests/typ/text/bidi.typ
+++ b/tests/typ/text/bidi.typ
@@ -3,54 +3,54 @@
 ---
 // Test reordering with different top-level paragraph directions.
 #let text = [Text טֶקסט]
-#font!("EB Garamond", "Noto Serif Hebrew")
-#lang!("he") {text}
-#lang!("de") {text}
+#font("EB Garamond", "Noto Serif Hebrew")
+#lang("he") {text}
+#lang("de") {text}
 
 ---
 // Test that consecutive, embedded  LTR runs stay LTR.
 // Here, we have two runs: "A" and italic "B".
 #let text = [أنت A_B_مطرC]
-#font!("EB Garamond", "Noto Sans Arabic")
-#lang!("ar") {text}
-#lang!("de") {text}
+#font("EB Garamond", "Noto Sans Arabic")
+#lang("ar") {text}
+#lang("de") {text}
 
 ---
 // Test that consecutive, embedded RTL runs stay RTL.
 // Here, we have three runs: "גֶ", bold "שֶׁ", and "ם".
 #let text = [Aגֶ*שֶׁ*םB]
-#font!("EB Garamond", "Noto Serif Hebrew")
-#lang!("he") {text}
-#lang!("de") {text}
+#font("EB Garamond", "Noto Serif Hebrew")
+#lang("he") {text}
+#lang("de") {text}
 
 ---
 // Test embedding up to level 4 with isolates.
-#font!("EB Garamond", "Noto Serif Hebrew", "Twitter Color Emoji")
-#lang!(dir: rtl)
+#font("EB Garamond", "Noto Serif Hebrew", "Twitter Color Emoji")
+#lang(dir: rtl)
 א\u{2066}A\u{2067}Bב\u{2069}?
 
 ---
 // Test hard line break (leads to two paragraphs in unicode-bidi).
-#font!("Noto Sans Arabic", "EB Garamond")
-#lang!("ar")
+#font("Noto Sans Arabic", "EB Garamond")
+#lang("ar")
 Life المطر هو الحياة \
 الحياة تمطر is rain.
 
 ---
 // Test spacing.
-#font!("EB Garamond", "Noto Serif Hebrew")
+#font("EB Garamond", "Noto Serif Hebrew")
 L #h(1cm) ריווחR \
 Lריווח #h(1cm) R
 
 ---
 // Test inline object.
-#font!("Noto Serif Hebrew", "EB Garamond")
-#lang!("he")
+#font("Noto Serif Hebrew", "EB Garamond")
+#lang("he")
 קרנפיםRh#image("../../res/rhino.png", height: 11pt)inoחיים
 
 ---
 // Test the `lang` function.
 // Ref: false
 
-// Error: 13-16 must be horizontal
-#lang!(dir: ttb)
+// Error: 12-15 must be horizontal
+#lang(dir: ttb)
diff --git a/tests/typ/text/chinese.typ b/tests/typ/text/chinese.typ
index b6c3b3f9..0800a220 100644
--- a/tests/typ/text/chinese.typ
+++ b/tests/typ/text/chinese.typ
@@ -1,7 +1,7 @@
 // Test chinese text from Wikipedia.
 
 ---
-#font!("Noto Serif CJK SC")
+#font("Noto Serif CJK SC")
 
 是美国广播公司电视剧《迷失》第3季的第22和23集，也是全剧的第71集和72集
 由执行制作人戴蒙·林道夫和卡尔顿·库斯编剧，导演则是另一名执行制作人杰克·本德
diff --git a/tests/typ/text/decorations.typ b/tests/typ/text/decorations.typ
index 83b04650..bbda3de6 100644
--- a/tests/typ/text/decorations.typ
+++ b/tests/typ/text/decorations.typ
@@ -1,19 +1,19 @@
 // Test text decorations.
 
 ---
+#let red = rgb("fc0030")
+
 // Basic strikethrough.
-#strike[
-  Statements dreamt up by the utterly deranged.
-]
+#strike[Statements dreamt up by the utterly deranged.]
 
 // Move underline down.
 #underline(offset: 5pt)[Further below.]
 
 // Different color.
-#underline(rgb("fc0030"))[Critical information is conveyed here.]
+#underline(red)[Critical information is conveyed here.]
 
 // Inherits font color.
-#font(fill: rgb("fc0030"), underline[Change with the wind.])
+[#font(fill: red) #underline[Change with the wind.]]
 
 // Both over- and underline.
 #overline(underline[Running amongst the wolves.])
diff --git a/tests/typ/text/font.typ b/tests/typ/text/font.typ
index 1d28c331..fbb999f8 100644
--- a/tests/typ/text/font.typ
+++ b/tests/typ/text/font.typ
@@ -2,42 +2,43 @@
 
 ---
 // Set same font size in three different ways.
-#font(22pt)[A]
-#font(200%)[A]
-#font(size: 16.5pt + 50%)[A]
+[#font(22pt) A]
+[#font(200%) A]
+[#font(size: 16.5pt + 50%) A]
 
 // Do nothing.
-#font[Normal]
+[#font() Normal]
 
 // Set style (is available).
-#font(style: italic)[Italic]
+[#font(style: italic) Italic]
 
 // Set weight (is available).
-#font(weight: bold)[Bold]
+[#font(weight: bold) Bold]
 
 // Set stretch (not available, matching closest).
-#font(stretch: 50%)[Condensed]
+[#font(stretch: 50%) Condensed]
 
 // Set family.
-#font(family: "PT Sans")[Sans serif]
+[#font(family: "PT Sans") Sans serif]
 
 // Emoji.
 Emoji: 🐪, 🌋, 🏞
 
 // Math.
-#font("Latin Modern Math")[
-  ∫ 𝛼 + 3𝛽 d𝑡
-]
+[#font("Latin Modern Math") ∫ 𝛼 + 3𝛽 d𝑡]
 
 // Colors.
-#font(fill: eastern)[This is #font(fill: rgb("FA644B"))[way more] colorful.]
+[
+  #font(fill: eastern)
+  This is [#font(fill: rgb("FA644B")) way more] colorful.
+]
 
 ---
 // Test top and bottom edge.
 
-#page!(width: 170pt)
+#page(width: 170pt)
 #let try(top, bottom) = rect(fill: conifer)[
-  #font!(top-edge: top, bottom-edge: bottom)
+  #font(top-edge: top, bottom-edge: bottom)
   `From `#top` to `#bottom
 ]
 
@@ -48,31 +49,31 @@ Emoji: 🐪, 🌋, 🏞
 
 ---
 // Test class definitions.
-#font!(sans-serif: "PT Sans")
-#font(family: sans-serif)[Sans-serif.] \
-#font(monospace)[Monospace.] \
-#font(monospace, monospace: ("Nope", "Latin Modern Math"))[Math.]
+#font(sans-serif: "PT Sans")
+[#font(family: sans-serif) Sans-serif.] \
+[#font(monospace) Monospace.] \
+[#font(monospace, monospace: ("Nope", "Latin Modern Math")) Math.]
 
 ---
 // Error: 7-12 unexpected argument
-#font(false)[]
+#font(false)
 
 ---
 // Error: 14-18 expected font style, found font weight
-#font(style: bold, weight: "thin")[]
+#font(style: bold, weight: "thin")
 
 ---
 // Error: 14-15 expected string or array of strings, found integer
-#font(serif: 0)[]
+#font(serif: 0)
 
 ---
 // Error: 19-23 unexpected argument
-#font(size: 10pt, 12pt)[]
+#font(size: 10pt, 12pt)
 
 ---
 // Error: 28-35 unexpected argument
-#font(family: "Helvetica", "Arial")[]
+#font(family: "Helvetica", "Arial")
 
 ---
 // Error: 7-27 unexpected argument
-#font(something: "invalid")[]
+#font(something: "invalid")
diff --git a/tests/typ/text/par.typ b/tests/typ/text/par.typ
index 0c776c70..8f8d3946 100644
--- a/tests/typ/text/par.typ
+++ b/tests/typ/text/par.typ
@@ -1,7 +1,7 @@
 // Test configuring paragraph properties.
 
 ---
-#par!(spacing: 10pt, leading: 25%)
+#par(spacing: 10pt, leading: 25%)
 
 But, soft! what light through yonder window breaks? It is the east, and Juliet
 is the sun.
diff --git a/tests/typ/text/shaping.typ b/tests/typ/text/shaping.typ
index 23156aa4..ba543e71 100644
--- a/tests/typ/text/shaping.typ
+++ b/tests/typ/text/shaping.typ
@@ -7,11 +7,11 @@
 Le fira
 
 // This should just shape nicely.
-#font!("Noto Sans Arabic")
+#font("Noto Sans Arabic")
 دع النص يمطر عليك
 
 // This should form a three-member family.
-#font!("Twitter Color Emoji")
+#font("Twitter Color Emoji")
 👩‍👩‍👦 🤚🏿
 
 // These two shouldn't be affected by a zero-width joiner.
@@ -20,7 +20,7 @@ Le fira
 ---
 // Test font fallback.
 
-#font!("EB Garamond", "Noto Sans Arabic", "Twitter Color Emoji")
+#font("EB Garamond", "Noto Sans Arabic", "Twitter Color Emoji")
 
 // Font fallback for emoji.
 A😀B
@@ -40,6 +40,6 @@ A🐈中文B
 ---
 // Test reshaping.
 
-#font!("Noto Serif Hebrew")
-#lang!("he")
+#font("Noto Serif Hebrew")
+#lang("he")
 ס \ טֶ
diff --git a/tests/typ/text/whitespace.typ b/tests/typ/text/whitespace.typ
index c81513fa..7d5b1a68 100644
--- a/tests/typ/text/whitespace.typ
+++ b/tests/typ/text/whitespace.typ
@@ -30,11 +30,11 @@ A #for _ in (none,) {"B"}C
 
 ---
 // Test that a run consisting only of whitespace isn't trimmed.
-A#font("PT Sans")[ ]B
+A[#font("PT Sans") ]B
 
 ---
 // Test font change after space.
-Left #font("PT Sans")[Right].
+Left [#font("PT Sans")Right].
 
 ---
 // Test that space at start of line is not trimmed.