\\ Latex support improvement for in-paragraph breaks (#931)

jupyter-book · Feb 22, 2024 · 822ee74 · 822ee74
1 parent 6a97176
commit 822ee74
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diff --git a/.changeset/rich-cows-roll.md b/.changeset/rich-cows-roll.md
@@ -0,0 +1,5 @@
+---
+"tex-to-myst": patch
+---
+
+Change \\ in latex to add a break, already supported in tables.
diff --git a/packages/tex-to-myst/src/basic.ts b/packages/tex-to-myst/src/basic.ts
@@ -83,7 +83,9 @@ export const BASIC_TEXT_HANDLERS: Record<string, Handler> = {
   parbreak: closeParagraph,
   macro_par: closeParagraph,
   macro_break: closeParagraph,
-  ['macro_\\']: closeParagraph,
+  ['macro_\\'](node: GenericNode, state: ITexParser) {
+    state.addLeaf('break');
+  },
   // newpage isn't really appropriate in a web context
   // We could make this into a block in the future?
   macro_newpage: closeParagraph,

diff --git a/packages/tex-to-myst/src/frontmatter.ts b/packages/tex-to-myst/src/frontmatter.ts
@@ -57,6 +57,7 @@ function extractEmailFromName(author: { name?: GenericNode | string; email?: str
 function getAuthorOrEmailFromNode(node: GenericNode | string) {
   if (typeof node === 'string') return extractEmailFromName({ name: node });
   const copy = copyNode(node);
+  remove(copy, 'break');
   const author: { name?: GenericNode | string; email?: string } = {};
   (selectAll('inlineCode,link', copy) as GenericNode[]).forEach((n) => {
     const maybeEmail = toText(n);