15 lines
610 B
TypeScript
15 lines
610 B
TypeScript
import LRUCache from 'next/dist/compiled/lru-cache'
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import { withPromiseCache } from '../../lib/with-promise-cache'
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import { createHash } from 'crypto'
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import { parse } from '../swc'
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/**
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* Parses a module with SWC using an LRU cache where the parsed module will
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* be indexed by a sha of its content holding up to 500 entries.
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*/
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export const parseModule = withPromiseCache(
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new LRUCache<string, any>({ max: 500 }),
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async (filename: string, content: string) =>
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parse(content, { isModule: 'unknown', filename }).catch(() => null),
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(_, content) => createHash('sha1').update(content).digest('hex')
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)
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