docs: add theme to highlight code block (#831)

apps/www/.vitepress/config.mts

@@ -4,7 +4,6 @@ import autoprefixer from 'autoprefixer'
 import tailwind from 'tailwindcss'
 import Icons from 'unplugin-icons/vite'
 import { defineConfig } from 'vitepress'
-import { cssVariables } from './theme/config/shiki'
 
 import { siteConfig } from './theme/config/site'
 import CodeWrapperPlugin from './theme/plugins/codewrapper'
@@ -31,7 +30,6 @@ export default defineConfig({
     ['meta', { name: 'og:site_name', content: siteConfig.name }],
     ['meta', { name: 'og:image', content: siteConfig.ogImage }],
     ['meta', { name: 'twitter:image', content: siteConfig.ogImage }],
-
   ],
 
   sitemap: {
@@ -58,7 +56,6 @@ export default defineConfig({
 
   srcDir: path.resolve(__dirname, '../src'),
   markdown: {
-    theme: cssVariables,
     codeTransformers: [
       transformerMetaWordHighlight(),
     ],

apps/www/.vitepress/theme/components/ComponentPreview.vue

@@ -4,9 +4,8 @@ import { cn } from '@/lib/utils'
 import { useConfigStore } from '@/stores/config'
 import { useClipboard } from '@vueuse/core'
 import MagicString from 'magic-string'
-import { codeToHtml } from 'shiki'
 import { computed, ref, watch } from 'vue'
-import { cssVariables } from '../config/shiki'
+import { highlight } from '../config/shiki'
 import CodeSandbox from './CodeSandbox.vue'
 import ComponentLoader from './ComponentLoader.vue'
 import Stackblitz from './Stackblitz.vue'
@@ -37,10 +36,7 @@ function transformImportPath(code: string) {
 watch([style, codeConfig], async () => {
   try {
     rawString.value = await import(`../../../src/lib/registry/${style.value}/example/${props.name}.vue?raw`).then(res => res.default.trim())
-    codeHtml.value = await codeToHtml(transformedRawString.value, {
-      lang: 'vue',
-      theme: cssVariables,
-    })
+    codeHtml.value = highlight(transformedRawString.value, 'vue')
   }
   catch (err) {
     console.error(err)

apps/www/.vitepress/theme/config/shiki.ts

@@ -1,6 +1,41 @@
-import { createCssVariablesTheme } from 'shiki'
+import type { HighlighterCore } from 'shiki/core'
+import type { ThemeOptions } from 'vitepress'
+import { computedAsync } from '@vueuse/core'
+import { createHighlighterCore } from 'shiki/core'
+import { createJavaScriptRegexEngine } from 'shiki/engine/javascript'
 
-export const cssVariables = createCssVariablesTheme({
-  variablePrefix: '--shiki-',
-  variableDefaults: {},
+export const shikiThemes: ThemeOptions = {
+  light: 'github-light-default',
+  dark: 'github-dark-default',
+}
+
+export const highlighter = computedAsync<HighlighterCore>(async (onCancel) => {
+  const shiki = await createHighlighterCore({
+    engine: createJavaScriptRegexEngine(),
+    themes: [
+      () => import('shiki/themes/github-dark-default.mjs'),
+      () => import('shiki/themes/github-light-default.mjs'),
+    ],
+    langs: [
+      () => import('shiki/langs/javascript.mjs'),
+      () => import('shiki/langs/vue.mjs'),
+    ],
+  })
+
+  onCancel(() => shiki?.dispose())
+  return shiki
 })
+
+export function highlight(code: string, lang: string) {
+  if (!highlighter.value)
+    return code
+
+  return highlighter.value.codeToHtml(code, {
+    lang,
+    defaultColor: false,
+    themes: {
+      dark: 'github-dark-default',
+      light: 'github-light-default',
+    },
+  })
+}

apps/www/.vitepress/theme/style.css

@@ -127,6 +127,15 @@
 		scrollbar-color: hsl(215.4 16.3% 56.9% / 0.3);
 	}
 
+  html.dark .shiki,
+  html.dark .shiki span {
+    color: var(--shiki-dark);
+  }
+  html:not(.dark) .shiki,
+  html:not(.dark) .shiki span {
+    color: var(--shiki-light);
+  }
+
 	.antialised {
 		-webkit-font-smoothing: antialiased;
 		-moz-osx-font-smoothing: grayscale;
@@ -154,7 +163,7 @@
 }
 
 div[class^="language-"] {
-	@apply mb-4 mt-6 max-h-[650px] overflow-x-auto md:rounded-lg border !bg-secondary-foreground dark:!bg-secondary
+	@apply mb-4 mt-6 max-h-[650px] overflow-x-auto md:rounded-lg border
 }
 pre {
 	@apply py-4;

apps/www/package.json

@@ -68,7 +68,7 @@
     "markdown-it": "^14.1.0",
     "pathe": "^1.1.2",
     "rimraf": "^6.0.1",
-    "shiki": "^1.17.7",
+    "shiki": "^1.22.1",
     "tailwind-merge": "^2.5.2",
     "tailwindcss": "^3.4.12",
     "tsx": "^4.19.1",

apps/www/src/content/docs/components/switch.md

@@ -53,10 +53,10 @@ import { Switch } from '@/components/ui/switch'
 ```vue
 <template>
   <Switch :checked="isDark" @update:checked="toggleTheme">
-      <template #thumb>
-          <Icon v-if="isDark" icon="lucide:moon" class="size-3"></Icon>
-          <Icon v-else icon="lucide:sun" class="size-3"></Icon>
-      </template>
+    <template #thumb>
+      <Icon v-if="isDark" icon="lucide:moon" class="size-3" />
+      <Icon v-else icon="lucide:sun" class="size-3" />
+    </template>
   </Switch>
 </template>
 ```

apps/www/src/lib/registry/default/ui/switch/Switch.vue

@@ -8,14 +8,20 @@ import {
   useForwardPropsEmits,
 } from 'radix-vue'
 import { computed, type HTMLAttributes } from 'vue'
+
 const props = defineProps<SwitchRootProps & { class?: HTMLAttributes['class'] }>()
+
 const emits = defineEmits<SwitchRootEmits>()
+
 const delegatedProps = computed(() => {
   const { class: _, ...delegated } = props
+
   return delegated
 })
+
 const forwarded = useForwardPropsEmits(delegatedProps, emits)
 </script>
+
 <template>
   <SwitchRoot
     v-bind="forwarded"

apps/www/src/public/registry/styles/default/switch.json

@@ -7,7 +7,7 @@
   "files": [
     {
       "name": "Switch.vue",
-      "content": "<script setup lang=\"ts\">\nimport { cn } from '@/lib/utils'\nimport {\n  SwitchRoot,\n  type SwitchRootEmits,\n  type SwitchRootProps,\n  SwitchThumb,\n  useForwardPropsEmits,\n} from 'radix-vue'\nimport { computed, type HTMLAttributes } from 'vue'\nconst props = defineProps<SwitchRootProps & { class?: HTMLAttributes['class'] }>()\nconst emits = defineEmits<SwitchRootEmits>()\nconst delegatedProps = computed(() => {\n  const { class: _, ...delegated } = props\n  return delegated\n})\nconst forwarded = useForwardPropsEmits(delegatedProps, emits)\n</script>\n<template>\n  <SwitchRoot\n    v-bind=\"forwarded\"\n    :class=\"cn(\n      'peer inline-flex h-6 w-11 shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=unchecked]:bg-input',\n      props.class,\n    )\"\n  >\n    <SwitchThumb\n      :class=\"cn('pointer-events-none block h-5 w-5 rounded-full bg-background shadow-lg ring-0 transition-transform data-[state=checked]:translate-x-5')\"\n    >\n      <slot name=\"thumb\" />\n    </SwitchThumb>\n  </SwitchRoot>\n</template>\n"
+      "content": "<script setup lang=\"ts\">\nimport { cn } from '@/lib/utils'\nimport {\n  SwitchRoot,\n  type SwitchRootEmits,\n  type SwitchRootProps,\n  SwitchThumb,\n  useForwardPropsEmits,\n} from 'radix-vue'\nimport { computed, type HTMLAttributes } from 'vue'\n\nconst props = defineProps<SwitchRootProps & { class?: HTMLAttributes['class'] }>()\n\nconst emits = defineEmits<SwitchRootEmits>()\n\nconst delegatedProps = computed(() => {\n  const { class: _, ...delegated } = props\n\n  return delegated\n})\n\nconst forwarded = useForwardPropsEmits(delegatedProps, emits)\n</script>\n\n<template>\n  <SwitchRoot\n    v-bind=\"forwarded\"\n    :class=\"cn(\n      'peer inline-flex h-6 w-11 shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=unchecked]:bg-input',\n      props.class,\n    )\"\n  >\n    <SwitchThumb\n      :class=\"cn('pointer-events-none block h-5 w-5 rounded-full bg-background shadow-lg ring-0 transition-transform data-[state=checked]:translate-x-5')\"\n    >\n      <slot name=\"thumb\" />\n    </SwitchThumb>\n  </SwitchRoot>\n</template>\n"
     },
     {
       "name": "index.ts",