38 lines
844 B
TypeScript
38 lines
844 B
TypeScript
|
import type { Highlighter, Lang } from 'shiki'
|
||
|
|
|
||
|
|
export const shiki = ref<Highlighter>()
|
||
|
|
|
||
|
|
const registeredLang = ref(new Map<string, boolean>())
|
||
|
|
let shikiImport: Promise<void> | undefined
|
||
|
|
|
||
|
|
export function highlightCode(code: string, lang: Lang) {
|
||
|
|
if (!shikiImport) {
|
||
|
|
shikiImport = import('shiki')
|
||
|
|
.then(async (r) => {
|
||
|
|
r.setCDN('/shiki/')
|
||
|
|
shiki.value = await r.getHighlighter({
|
||
|
|
themes: [
|
||
|
|
'vitesse-dark',
|
||
|
|
'vitesse-light',
|
||
|
|
],
|
||
|
|
})
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!shiki.value)
|
||
|
|
return code
|
||
|
|
|
||
|
|
if (!registeredLang.value.get(lang)) {
|
||
|
|
shiki.value.loadLanguage(lang)
|
||
|
|
.then(() => {
|
||
|
|
registeredLang.value.set(lang, true)
|
||
|
|
})
|
||
|
|
return code
|
||
|
|
}
|
||
|
|
|
||
|
|
return shiki.value.codeToHtml(code, {
|
||
|
|
lang,
|
||
|
|
theme: isDark.value ? 'vitesse-dark' : 'vitesse-light',
|
||
|
|
})
|
||
|
|
}
|