Docs

1 files changed, 42 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 0000000..1cff010
--- /dev/null
+++ b/node_modules/resolve/lib/node-modules-paths.js
@@ -0,0 +1,42 @@
+var path = require('path');
+var parse = path.parse || require('path-parse'); // eslint-disable-line global-require
+
+var getNodeModulesDirs = function getNodeModulesDirs(absoluteStart, modules) {
+    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);
+    }
+
+    return paths.reduce(function (dirs, aPath) {
+        return dirs.concat(modules.map(function (moduleDir) {
+            return path.resolve(prefix, aPath, moduleDir);
+        }));
+    }, []);
+};
+
+module.exports = function nodeModulesPaths(start, opts, request) {
+    var modules = opts && opts.moduleDirectory
+        ? [].concat(opts.moduleDirectory)
+        : ['node_modules'];
+
+    if (opts && typeof opts.paths === 'function') {
+        return opts.paths(
+            request,
+            start,
+            function () { return getNodeModulesDirs(start, modules); },
+            opts
+        );
+    }
+
+    var dirs = getNodeModulesDirs(start, modules);
+    return opts && opts.paths ? dirs.concat(opts.paths) : dirs;
+};