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Support jsonc for code block type with highlightjs

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This commit is contained in:
Matt Bierner
2019-10-04 17:31:28 -07:00
parent 36aa903d5a
commit 8e944be15c
1 changed files with 22 additions and 10 deletions
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32
extensions/markdown-language-features/src/markdownEngine.ts
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@@ -312,16 +312,7 @@ async function getMarkdownOptions(md: () => MarkdownIt) {
return {
html: true,
highlight: (str: string, lang?: string) => {
// Workaround for highlight not supporting tsx: https://github.com/isagalaev/highlight.js/issues/1155
if (lang && ['tsx', 'typescriptreact'].includes(lang.toLocaleLowerCase())) {
lang = 'jsx';
}
if (lang && lang.toLocaleLowerCase() === 'json5') {
lang = 'json';
}
if (lang && ['c#', 'csharp'].includes(lang.toLocaleLowerCase())) {
lang = 'cs';
}
lang = normalizeHighlightLang(lang);
if (lang && hljs.getLanguage(lang)) {
try {
return `<div>${hljs.highlight(lang, str, true).value}</div>`;
@@ -332,3 +323,24 @@ async function getMarkdownOptions(md: () => MarkdownIt) {
}
};
}
function normalizeHighlightLang(lang: string | undefined) {
switch (lang && lang.toLowerCase()) {
case 'tsx':
case 'typescriptreact':
// Workaround for highlight not supporting tsx: https://github.com/isagalaev/highlight.js/issues/1155
return 'jsx';
case 'json5':
case 'jsonc':
return 'json';
case 'c#':
case 'csharp':
return 'cs';
default:
return lang;
}
}