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Scope #2

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Scope #2

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697dd6a
whitespace
schloerke Mar 29, 2012
8313d62
fixed scope problem
schloerke Mar 29, 2012
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28 changes: 16 additions & 12 deletions lib/filechangeemitter.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@
* Module dependencies.
*/

var fs = require('fs'),
var fs = require('fs'),
EventEmitter = require('events').EventEmitter,
basename = require('path').basename,
extname = require('path').extname;
Expand All @@ -29,34 +29,34 @@ var fs = require('fs'),
*/

var FileChangeEmitter = exports.FileChangeEmitter = function(files, options){

var self = this;
EventEmitter.call(this);

options = options || {};
var interval = options.interval || 100,
extensions = options.extensions || ['.js'],
openStat = 0;

self.files = 0;

if (!files) files = process.execPath;
if (!Array.isArray(files)) files = [files];
//files.forEach(traverse);
traverse( files, watch );

// traverse file if it is a directory
// otherwise setup the watcher
function traverse( files, fileCallback, level ) {
//file = master.resolve(file);
if ( !level ) level = 0;
for ( var i = 0; i < files.length; i++ ){
var file = files[i];

function do_file(file) {
fs.stat( file, function( err, stat ){
if ( !err ) {
if ( stat.isDirectory() ) {
fs.readdir( file, function( err, files ){
traverse( files.map( function( f ){
fs.readdir( file, function( err, dirFiles ){
traverse( dirFiles.map( function( f ){
return file + '/' + f;
}), fileCallback, level+1 );
});
Expand All @@ -66,6 +66,10 @@ var FileChangeEmitter = exports.FileChangeEmitter = function(files, options){
}
});
}

for ( var i = 0; i < files.length; i++ ){
do_file(files[i]);
}
}

// watch file for changes
Expand All @@ -78,13 +82,13 @@ var FileChangeEmitter = exports.FileChangeEmitter = function(files, options){
}
});
}

// remove listeners
function unwatch(file) {
self.files--;
fs.unwatchFile( file );
}

self.close = function(){
traverse( files, unwatch );
};
Expand Down