Merge pull request #11 from millermedeiros/master

add readdirSyncRecursive, normalize tabs, add tests/runner

lib/wrench.js

@@ -11,7 +11,50 @@
  *  ~ Ryan McGrath (ryan [at] venodesigns.net)
  */
 
-var fs = require("fs");
+var fs = require("fs"),
+    _path = require("path");
+
+
+/*  wrench.readdirSyncRecursive("directory_path");
+ *
+ *  Recursively dives through directories and read the contents of all the
+ *  children directories.
+ */
+exports.readdirSyncRecursive = function(baseDir) {
+    baseDir = baseDir.replace(/\/$/, '');
+
+    var readdirSyncRecursive = function(baseDir) {
+        var files = [],
+            curFiles,
+            nextDirs,
+            isDir = function(fname){
+                return fs.statSync( _path.join(baseDir, fname) ).isDirectory();
+            },
+            prependBaseDir = function(fname){
+                return _path.join(baseDir, fname);
+            };
+
+        curFiles = fs.readdirSync(baseDir);
+        nextDirs = curFiles.filter(isDir);
+        curFiles = curFiles.map(prependBaseDir);
+
+        files = files.concat( curFiles );
+
+        while (nextDirs.length) {
+            files = files.concat( readdirSyncRecursive( _path.join(baseDir, nextDirs.shift()) ) );
+        }
+
+        return files;
+    };
+
+    // convert absolute paths to relative
+    var fileList = readdirSyncRecursive(baseDir).map(function(val){
+        return val.replace(baseDir + '/', '');
+    });
+
+    return fileList;
+};
+
 
 /*  wrench.rmdirSyncRecursive("directory_path", forceDelete, failSilent);
  *
@@ -248,7 +291,7 @@ exports.LineReader = function(filename, bufferSize) {
     this.buffer = "";
     this.fd = fs.openSync(filename, "r");
     this.currentPosition = 0;
-}
+};
 
 exports.LineReader.prototype = {
     getBufferAndSetCurrentPosition: function(position) {

readme.md

@@ -25,6 +25,9 @@ wrench.mkdirSyncRecursive(dir, 0777);
 // Recursively delete the entire sub-tree of a directory, then kill the directory
 wrench.rmdirSyncRecursive('my_directory_name', failSilently);
 
+// Recursively read directories contents.
+wrench.readdirSyncRecursive('my_directory_name');
+
 // Recursively chmod the entire sub-tree of a directory
 wrench.chmodSyncRecursive('my_directory_name', 0755);
 

tests/mkdirSyncRecursive.js

@@ -4,7 +4,7 @@ var wrench = require('wrench');
 var path = require('path');
 
 module.exports = testCase({
-    testMkdirSyncRecursive: function(test) {
+    test_mkdirSyncRecursive: function(test) {
         var dir = __dirname + '/_tmp/foo/bar';
 
         test.equals(path.existsSync(dir), false, 'Dir shouldn\'t exist - clean it up manually?');

tests/readdirSyncRecursive.js

@@ -0,0 +1,30 @@
+var testCase = require('nodeunit').testCase;
+var fs = require('fs');
+var wrench = require('wrench');
+var path = require('path');
+
+module.exports = testCase({
+    test_readdirSyncRecursive: function(test) {
+        var dir = __dirname + '/readdir';
+
+        test.equals(path.existsSync(dir), true, 'Folders should exist');
+
+        var check = [
+                'bar.txt',
+                'foo',
+                'foo/bar',
+                'foo/dolor.md',
+                'foo/lorem.txt',
+                'foo/bar/ipsum.js'
+            ];
+
+        var files = wrench.readdirSyncRecursive(dir);
+
+        test.equals(files.length, check.length, 'number of paths is correct');
+        test.deepEqual(files, check, 'list shows all files and folders');
+
+        test.done();
+    }
+});
+
+// vim: et ts=4 sw=4

tests/runner.js

@@ -0,0 +1,7 @@
+// `nodeunit tests/runner`
+// will run all the tests
+
+module.exports = {
+    group_mkdirSyncRecursive : require('./mkdirSyncRecursive'),
+    group_readdirSyncRecursive : require('./readdirSyncRecursive')
+};