hexo/node_modules/gaze/lib/helper.js

85 lines
2.3 KiB
JavaScript

'use strict';
var path = require('path');
var helper = module.exports = {};
// Returns boolean whether filepath is dir terminated
helper.isDir = function isDir (dir) {
if (typeof dir !== 'string') {
return false;
}
return (dir.slice(-(path.sep.length)) === path.sep);
};
// Create a `key:[]` if doesnt exist on `obj` then push or concat the `val`
helper.objectPush = function objectPush (obj, key, val) {
if (obj[key] == null) {
obj[key] = [];
}
if (Array.isArray(val)) {
obj[key] = obj[key].concat(val);
} else if (val) {
obj[key].push(val);
}
obj[key] = helper.unique(obj[key]);
return obj[key];
};
// Ensures the dir is marked with path.sep
helper.markDir = function markDir (dir) {
if (typeof dir === 'string' &&
dir.slice(-(path.sep.length)) !== path.sep &&
dir !== '.') {
dir += path.sep;
}
return dir;
};
// Changes path.sep to unix ones for testing
helper.unixifyPathSep = function unixifyPathSep (filepath) {
return (process.platform === 'win32') ? String(filepath).replace(/\\/g, '/') : filepath;
};
/**
* Lo-Dash 1.0.1 <http://lodash.com/>
* Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
* Based on Underscore.js 1.4.4 <http://underscorejs.org/>
* Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud Inc.
* Available under MIT license <http://lodash.com/license>
*/
helper.unique = function unique () {
var array = Array.prototype.concat.apply(Array.prototype, arguments);
var result = [];
for (var i = 0; i < array.length; i++) {
if (result.indexOf(array[i]) === -1) {
result.push(array[i]);
}
}
return result;
};
/**
* Copyright (c) 2010 Caolan McMahon
* Available under MIT license <https://raw.github.com/caolan/async/master/LICENSE>
*/
helper.forEachSeries = function forEachSeries (arr, iterator, callback) {
if (!arr.length) { return callback(); }
var completed = 0;
var iterate = function () {
iterator(arr[completed], function (err) {
if (err) {
callback(err);
callback = function () {};
} else {
completed += 1;
if (completed === arr.length) {
callback(null);
} else {
iterate();
}
}
});
};
iterate();
};