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perf(nuxt): clear route meta build cache when pages change (#25514)
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541a802fef
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@ -135,18 +135,25 @@ export function extractScriptContent (html: string) {
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const PAGE_META_RE = /(definePageMeta\([\s\S]*?\))/
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const DYNAMIC_META_KEY = '__nuxt_dynamic_meta_key' as const
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const pageContentsCache: Record<string, string> = {}
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const metaCache: Record<string, Partial<Record<keyof NuxtPage, any>>> = {}
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async function getRouteMeta (contents: string, absolutePath?: string): Promise<Partial<Record<keyof NuxtPage, any>>> {
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if (contents in metaCache) { return metaCache[contents] }
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async function getRouteMeta (contents: string, absolutePath: string): Promise<Partial<Record<keyof NuxtPage, any>>> {
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// set/update pageContentsCache, invalidate metaCache on cache mismatch
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if (!(absolutePath in pageContentsCache) || pageContentsCache[absolutePath] !== contents) {
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pageContentsCache[absolutePath] = contents
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delete metaCache[absolutePath]
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}
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if (absolutePath in metaCache) { return metaCache[absolutePath] }
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const script = extractScriptContent(contents)
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if (!script) {
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metaCache[contents] = {}
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metaCache[absolutePath] = {}
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return {}
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}
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if (!PAGE_META_RE.test(script)) {
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metaCache[contents] = {}
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metaCache[absolutePath] = {}
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return {}
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}
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@ -158,7 +165,7 @@ async function getRouteMeta (contents: string, absolutePath?: string): Promise<P
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}) as unknown as Program
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const pageMetaAST = ast.body.find(node => node.type === 'ExpressionStatement' && node.expression.type === 'CallExpression' && node.expression.callee.type === 'Identifier' && node.expression.callee.name === 'definePageMeta')
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if (!pageMetaAST) {
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metaCache[contents] = {}
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metaCache[absolutePath] = {}
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return {}
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}
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@ -221,7 +228,7 @@ async function getRouteMeta (contents: string, absolutePath?: string): Promise<P
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extractedMeta.meta[DYNAMIC_META_KEY] = dynamicProperties
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}
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metaCache[contents] = extractedMeta
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metaCache[absolutePath] = extractedMeta
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return extractedMeta
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}
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