ace/lib/ace/mode/coffee/helpers.js
2012-03-23 21:00:47 +04:00

100 lines
No EOL
2.8 KiB
JavaScript

/**
* Copyright (c) 2011 Jeremy Ashkenas
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
define(function(require, exports, module) {
// Generated by CoffeeScript 1.2.1-pre
var extend, flatten;
exports.starts = function(string, literal, start) {
return literal === string.substr(start, literal.length);
};
exports.ends = function(string, literal, back) {
var len;
len = literal.length;
return literal === string.substr(string.length - len - (back || 0), len);
};
exports.compact = function(array) {
var item, _i, _len, _results;
_results = [];
for (_i = 0, _len = array.length; _i < _len; _i++) {
item = array[_i];
if (item) _results.push(item);
}
return _results;
};
exports.count = function(string, substr) {
var num, pos;
num = pos = 0;
if (!substr.length) return 1 / 0;
while (pos = 1 + string.indexOf(substr, pos)) {
num++;
}
return num;
};
exports.merge = function(options, overrides) {
return extend(extend({}, options), overrides);
};
extend = exports.extend = function(object, properties) {
var key, val;
for (key in properties) {
val = properties[key];
object[key] = val;
}
return object;
};
exports.flatten = flatten = function(array) {
var element, flattened, _i, _len;
flattened = [];
for (_i = 0, _len = array.length; _i < _len; _i++) {
element = array[_i];
if (element instanceof Array) {
flattened = flattened.concat(flatten(element));
} else {
flattened.push(element);
}
}
return flattened;
};
exports.del = function(obj, key) {
var val;
val = obj[key];
delete obj[key];
return val;
};
exports.last = function(array, back) {
return array[array.length - (back || 0) - 1];
};
});