| 1 | var path = require('path')
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| 2 | var fs = require('fs')
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| 3 |
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| 4 | function findRoot(start) {
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| 5 | start = start || module.parent.filename
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| 6 | if (typeof start === 'string') {
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| 7 | if (start[start.length-1] !== path.sep) {
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| 8 | start+=path.sep
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| 9 | }
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| 10 | start = start.split(path.sep)
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| 11 | }
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| 12 | if(!start.length) {
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| 13 | throw new Error('package.json not found in path')
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| 14 | }
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| 15 | start.pop()
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| 16 | var dir = start.join(path.sep)
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| 17 | try {
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| 18 | fs.statSync(path.join(dir, 'package.json'));
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| 19 | return dir;
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| 20 | } catch (e) {}
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| 21 | return findRoot(start)
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| 22 | }
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| 23 |
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| 24 | module.exports = findRoot
|