72 lines
1.6 KiB
JavaScript
72 lines
1.6 KiB
JavaScript
(function() {
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var extend, flatten;
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exports.starts = function(string, literal, start) {
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return literal === string.substr(start, literal.length);
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};
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exports.ends = function(string, literal, back) {
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var len;
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len = literal.length;
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return literal === string.substr(string.length - len - (back || 0), len);
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};
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exports.compact = function(array) {
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var item, _i, _len, _results;
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_results = [];
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for (_i = 0, _len = array.length; _i < _len; _i++) {
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item = array[_i];
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if (item) _results.push(item);
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}
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return _results;
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};
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exports.count = function(string, substr) {
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var num, pos;
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num = pos = 0;
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if (!substr.length) return 1 / 0;
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while (pos = 1 + string.indexOf(substr, pos)) {
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num++;
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}
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return num;
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};
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exports.merge = function(options, overrides) {
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return extend(extend({}, options), overrides);
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};
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extend = exports.extend = function(object, properties) {
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var key, val;
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for (key in properties) {
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val = properties[key];
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object[key] = val;
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}
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return object;
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};
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exports.flatten = flatten = function(array) {
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var element, flattened, _i, _len;
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flattened = [];
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for (_i = 0, _len = array.length; _i < _len; _i++) {
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element = array[_i];
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if (element instanceof Array) {
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flattened = flattened.concat(flatten(element));
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} else {
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flattened.push(element);
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}
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}
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return flattened;
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};
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exports.del = function(obj, key) {
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var val;
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val = obj[key];
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delete obj[key];
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return val;
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};
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exports.last = function(array, back) {
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return array[array.length - (back || 0) - 1];
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};
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}).call(this);
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