dongyuwei · March 30, 2012 07:31 · Mar 30, 2012
diff --git a/dir2tree.js b/dir2tree.js
@@ -0,0 +1,70 @@
+(function() {
+	var path = require('path'), fs = require('fs');
+
+	function walk(uri,filter,tree) {
+		var node = {
+			name		: null,
+			children	: [],
+			pNode		: null,
+		}; 
+
+		if(filter(uri)){
+			var stat = fs.lstatSync(uri);
+			if(stat.isFile()){
+				//转换成绝对路径
+				uri = path.resolve(uri);
+				switch(path.extname(uri)){
+					case '.js':
+						node.name = uri;
+						break;
+				}
+			}
+			if(stat.isDirectory()){
+				node.name = uri;
+				fs.readdirSync(uri).forEach(function(part){
+					var n  = walk(path.join(uri, part),filter,tree);
+					if(n.name){
+						n.pNode = node.name;//增加父节点名称
+						node.children.push(n);
+					}
+					n = null;
+				});
+				if(node.name && node.name === tree.name){
+					tree.children.push(node);
+				}
+			}
+			stat = null;
+		}
+
+		return node;
+	}
+
+	//排除basename以.或者_开头的目录|文件(如.svn,_html,_psd, _a.psd等)
+	function defaultFilter(uri){
+		var start = path.basename(uri).charAt(0);
+		if(start === '.' || start === '_'){
+			start = null;
+			return false;
+		}
+		return true;
+	}
+
+	/**
+	 * 递归遍历目录文件,获取所有文件路径.
+	 * @param{String}rootDir
+	 * @param{Function}filter:过滤函数,返回false就排除目录|文件
+	 * @return{Object}
+	 * */
+	module.exports = function(rootDir, filter) {
+		filter = filter || defaultFilter;
+
+		var tree = {
+			name		: rootDir,
+			children	: []
+		};
+
+		walk(rootDir,filter,tree);
+
+		return tree.children[0];
+	};
+})();