.

qwen/nodejs/node_modules/require-directory/index.js

@@ -0,0 +1,86 @@
+'use strict';
+
+var fs = require('fs'),
+  join = require('path').join,
+  resolve = require('path').resolve,
+  dirname = require('path').dirname,
+  defaultOptions = {
+    extensions: ['js', 'json', 'coffee'],
+    recurse: true,
+    rename: function (name) {
+      return name;
+    },
+    visit: function (obj) {
+      return obj;
+    }
+  };
+
+function checkFileInclusion(path, filename, options) {
+  return (
+    // verify file has valid extension
+    (new RegExp('\\.(' + options.extensions.join('|') + ')$', 'i').test(filename)) &&
+
+    // if options.include is a RegExp, evaluate it and make sure the path passes
+    !(options.include && options.include instanceof RegExp && !options.include.test(path)) &&
+
+    // if options.include is a function, evaluate it and make sure the path passes
+    !(options.include && typeof options.include === 'function' && !options.include(path, filename)) &&
+
+    // if options.exclude is a RegExp, evaluate it and make sure the path doesn't pass
+    !(options.exclude && options.exclude instanceof RegExp && options.exclude.test(path)) &&
+
+    // if options.exclude is a function, evaluate it and make sure the path doesn't pass
+    !(options.exclude && typeof options.exclude === 'function' && options.exclude(path, filename))
+  );
+}
+
+function requireDirectory(m, path, options) {
+  var retval = {};
+
+  // path is optional
+  if (path && !options && typeof path !== 'string') {
+    options = path;
+    path = null;
+  }
+
+  // default options
+  options = options || {};
+  for (var prop in defaultOptions) {
+    if (typeof options[prop] === 'undefined') {
+      options[prop] = defaultOptions[prop];
+    }
+  }
+
+  // if no path was passed in, assume the equivelant of __dirname from caller
+  // otherwise, resolve path relative to the equivalent of __dirname
+  path = !path ? dirname(m.filename) : resolve(dirname(m.filename), path);
+
+  // get the path of each file in specified directory, append to current tree node, recurse
+  fs.readdirSync(path).forEach(function (filename) {
+    var joined = join(path, filename),
+      files,
+      key,
+      obj;
+
+    if (fs.statSync(joined).isDirectory() && options.recurse) {
+      // this node is a directory; recurse
+      files = requireDirectory(m, joined, options);
+      // exclude empty directories
+      if (Object.keys(files).length) {
+        retval[options.rename(filename, joined, filename)] = files;
+      }
+    } else {
+      if (joined !== m.filename && checkFileInclusion(joined, filename, options)) {
+        // hash node key shouldn't include file extension
+        key = filename.substring(0, filename.lastIndexOf('.'));
+        obj = m.require(joined);
+        retval[options.rename(key, joined, filename)] = options.visit(obj, joined, filename) || obj;
+      }
+    }
+  });
+
+  return retval;
+}
+
+module.exports = requireDirectory;
+module.exports.defaults = defaultOptions;