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fix: parse correct language for code blocks with multiple classes (see #1845)

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This commit is contained in:
Philipp Kühn 2021-09-08 11:36:05 +02:00
parent 99ea9c87da
commit 472f2139c5
1 changed files with 8 additions and 5 deletions
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13
packages/extension-code-block/src/code-block.ts
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@ -47,16 +47,19 @@ export const CodeBlock = Node.create<CodeBlockOptions>({
language: {
default: null,
parseHTML: element => {
const classAttribute = element.firstElementChild?.getAttribute('class')
const { languageClassPrefix } = this.options
const classNames = [...element.firstElementChild?.classList || []]
const languages = classNames
.filter(className => className.startsWith(languageClassPrefix))
.map(className => className.replace(languageClassPrefix, ''))
const language = languages[0]
if (!classAttribute) {
if (!language) {
return null
}
const regexLanguageClassPrefix = new RegExp(`^(${this.options.languageClassPrefix})`)
return {
language: classAttribute.replace(regexLanguageClassPrefix, ''),
language,
}
},
renderHTML: attributes => {