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| author | ruki <waruqi@gmail.com> | 2018-11-08 00:38:48 +0800 |
|---|---|---|
| committer | ruki <waruqi@gmail.com> | 2018-11-07 21:53:09 +0800 |
| commit | 26105034da4fcce7ac883c899d781f016559310d (patch) | |
| tree | c459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/resolve/lib/node-modules-paths.js | |
| parent | 2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff) | |
| download | xmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip | |
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Diffstat (limited to 'node_modules/resolve/lib/node-modules-paths.js')
| -rw-r--r-- | node_modules/resolve/lib/node-modules-paths.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/node_modules/resolve/lib/node-modules-paths.js b/node_modules/resolve/lib/node-modules-paths.js new file mode 100644 index 00000000..a4bde6a9 --- /dev/null +++ b/node_modules/resolve/lib/node-modules-paths.js @@ -0,0 +1,45 @@ +var path = require('path'); +var fs = require('fs'); +var parse = path.parse || require('path-parse'); + +module.exports = function nodeModulesPaths(start, opts) { + var modules = opts && opts.moduleDirectory + ? [].concat(opts.moduleDirectory) + : ['node_modules']; + + // ensure that `start` is an absolute path at this point, + // resolving against the process' current working directory + var absoluteStart = path.resolve(start); + + if (opts && opts.preserveSymlinks === false) { + try { + absoluteStart = fs.realpathSync(absoluteStart); + } catch (err) { + if (err.code !== 'ENOENT') { + throw err; + } + } + } + + var prefix = '/'; + if (/^([A-Za-z]:)/.test(absoluteStart)) { + prefix = ''; + } else if (/^\\\\/.test(absoluteStart)) { + prefix = '\\\\'; + } + + var paths = [absoluteStart]; + var parsed = parse(absoluteStart); + while (parsed.dir !== paths[paths.length - 1]) { + paths.push(parsed.dir); + parsed = parse(parsed.dir); + } + + var dirs = paths.reduce(function (dirs, aPath) { + return dirs.concat(modules.map(function (moduleDir) { + return path.join(prefix, aPath, moduleDir); + })); + }, []); + + return opts && opts.paths ? dirs.concat(opts.paths) : dirs; +}; |
