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22 lines
517 B
22 lines
517 B
import { dirname, resolve } from 'path'; |
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import { readdir, stat } from 'fs'; |
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import { promisify } from 'util'; |
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const toStats = promisify(stat); |
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const toRead = promisify(readdir); |
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export default async function (start, callback) { |
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let dir = resolve('.', start); |
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let tmp, stats = await toStats(dir); |
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if (!stats.isDirectory()) { |
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dir = dirname(dir); |
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} |
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while (true) { |
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tmp = await callback(dir, await toRead(dir)); |
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if (tmp) return resolve(dir, tmp); |
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dir = dirname(tmp = dir); |
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if (tmp === dir) break; |
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} |
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}
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