fix: handle code block meta string parsing error

haocheng6 · Dec 28, 2023 · f7f8141 · f7f8141
1 parent 1b23507
commit f7f8141
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 3 deletions.
diff --git a/src/utils.ts b/src/utils.ts
@@ -3,8 +3,12 @@ import parse from 'fenceparser';
 const lineRangeRegex = /^L(\d+)(?:-L(\d+))?$/;
 
 export function isCodeReference(meta: string): boolean {
-  // @ts-expect-error: the library definition is wrong.
-  return parse(meta).reference === true;
+  try {
+    // @ts-expect-error: the library definition is wrong.
+    return parse(meta).reference === true;
+  } catch {
+    return meta.endsWith(' reference');
+  }
 }
 
 export function parseLineRange(

diff --git a/test/utils.test.ts b/test/utils.test.ts
@@ -10,7 +10,7 @@ import {
 import { getFixtureString } from './helpers.js';
 
 describe('isCodeReference', () => {
-  it.each(['', 'random'])(
+  it.each(['', 'random', '[index.js]'])(
     'returns false when the given meta string does not contain "reference"',
     (input) => {
       expect(isCodeReference(input)).toBe(false);
@@ -33,6 +33,7 @@ describe('isCodeReference', () => {
     'reference',
     'reference title="code title"',
     'title="code title" reference',
+    '[index.js] reference',
   ])(
     'returns true when the given meta string contains the "reference" property',
     (input) => {