From 6b13768a07398ad63dae4713636ced44198486d3 Mon Sep 17 00:00:00 2001
From: Rowan Cockett <rowanc1@gmail.com>
Date: Fri, 17 Jul 2026 07:02:20 -0600
Subject: [PATCH] =?UTF-8?q?=F0=9F=93=90=20Update=20angle=20->=20chevron?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

See jupyter-book/mystmd#3007
---
 .changeset/angle-to-chevron.md | 5 +++++
 src/macros.ts                  | 8 ++++----
 tests/math.yml                 | 8 +++++++-
 3 files changed, 16 insertions(+), 5 deletions(-)
 create mode 100644 .changeset/angle-to-chevron.md

diff --git a/.changeset/angle-to-chevron.md b/.changeset/angle-to-chevron.md
new file mode 100644
index 0000000..69b8264
--- /dev/null
+++ b/.changeset/angle-to-chevron.md
@@ -0,0 +1,5 @@
+---
+"tex-to-typst": patch
+---
+
+Replace deprecated `angle.l`/`angle.r` output with `chevron.l`/`chevron.r` for `\langle`, `\rangle`, and `\left\langle`/`\right\rangle`.
diff --git a/src/macros.ts b/src/macros.ts
index a851c75..5ab7527 100644
--- a/src/macros.ts
+++ b/src/macros.ts
@@ -128,7 +128,7 @@ export const typstMacros: Record<string, string | ((state: IState, node: LatexNo
     if (left === 'lbrack') return '[';
     if (left === 'vert' || left === 'lvert') return '|';
     if (left === 'Vert' || left === 'lVert') return 'bar.v.double';
-    if (left === 'langle') return 'angle.l';
+    if (left === 'langle') return 'chevron.l';
     if (left === 'lfloor') return 'floor.l';
     if (left === 'lceil') return 'ceil.l';
     throw new Error(`Undefined left bracket: ${left}`);
@@ -146,7 +146,7 @@ export const typstMacros: Record<string, string | ((state: IState, node: LatexNo
     if (right === 'rbrack') return ']';
     if (right === 'vert' || right === 'rvert') return '|';
     if (right === 'Vert' || right === 'rVert') return 'bar.v.double';
-    if (right === 'rangle') return 'angle.r';
+    if (right === 'rangle') return 'chevron.r';
     if (right === 'rfloor') return 'floor.r';
     if (right === 'rceil') return 'ceil.r';
     throw new Error(`Undefined right bracket: ${right}`);
@@ -247,8 +247,8 @@ export const typstMacros: Record<string, string | ((state: IState, node: LatexNo
   prod: 'product',
   lfloor: 'floor.l',
   rfloor: 'floor.r',
-  langle: 'angle.l',
-  rangle: 'angle.r',
+  langle: 'chevron.l',
+  rangle: 'chevron.r',
   implies: 'arrow.r.double.long',
   notin: 'not in',
   ' ': '" "',
diff --git a/tests/math.yml b/tests/math.yml
index a2ded3d..444eec9 100644
--- a/tests/math.yml
+++ b/tests/math.yml
@@ -389,13 +389,19 @@ cases:
     typst: 'diff_(bracket.l i) f_(j bracket.r)'
   - title: angle
     tex: '\langle A \rangle'
-    typst: 'angle.l A angle.r'
+    typst: 'chevron.l A chevron.r'
+  - title: left right angle
+    tex: '\left\langle A \right\rangle'
+    typst: 'chevron.l A chevron.r'
   - title: horizontal space
     tex: '\hspace{1cm}'
     typst: '#h(1cm)'
   - title: text with spaces
     tex: '\text{ Hello  !!}'
     typst: '" Hello  !!"'
+  - title: text
+    tex: '\text{text}'
+    typst: '"text"'
   - title: mathsf
     tex: '\mathsf{k}'
     typst: 'sans(k)'