fix: broken headings with single quote

fixes #955
Redocly · Jul 7, 2019 · 51d3b9b · 51d3b9b
1 parent 4bd499f
commit 51d3b9b
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/src/services/MarkdownRenderer.ts b/src/services/MarkdownRenderer.ts
@@ -1,6 +1,6 @@
 import * as marked from 'marked';
 
-import { highlight, safeSlugify } from '../utils';
+import { highlight, safeSlugify, unescapeHTMLChars } from '../utils';
 import { AppStore } from './AppStore';
 import { RedocNormalizedOptions } from './RedocNormalizedOptions';
 
@@ -65,6 +65,7 @@ export class MarkdownRenderer {
     container: MarkdownHeading[] = this.headings,
     parentId?: string,
   ): MarkdownHeading {
+    name = unescapeHTMLChars(name);
     const item = {
       id: parentId ? `${parentId}/${safeSlugify(name)}` : `section/${safeSlugify(name)}`,
       name,
@@ -88,7 +89,7 @@ export class MarkdownRenderer {
   }
 
   attachHeadingsDescriptions(rawText: string) {
-    const buildRegexp = heading => {
+    const buildRegexp = (heading: MarkdownHeading) => {
       return new RegExp(`##?\\s+${heading.name.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&')}`);
     };
 

diff --git a/src/utils/helpers.ts b/src/utils/helpers.ts
@@ -194,3 +194,7 @@ function parseURL(url: string) {
     return new URL(url);
   }
 }
+
+export function unescapeHTMLChars(str: string): string {
+  return str.replace(/&#(\d+);/g, (_m, code) => String.fromCharCode(parseInt(code, 10)));
+}