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57 lines
1.3 KiB
57 lines
1.3 KiB
'use strict'; |
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exports.repeat = function (str, num) { |
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var result = ''; |
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for (var i = 0; i < num; i++) { result += str; } |
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return result; |
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}; |
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exports.arrayEqual = function (a, b) { |
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if (a.length !== b.length) { return false; } |
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for (var i = 0; i < a.length; i++) { |
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if (a[i] !== b[i]) { return false; } |
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} |
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return true; |
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}; |
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exports.trimChars = function (str, chars) { |
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var start = 0; |
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var end = str.length - 1; |
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while (chars.indexOf(str.charAt(start)) >= 0) { start++; } |
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while (chars.indexOf(str.charAt(end)) >= 0) { end--; } |
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return str.slice(start, end + 1); |
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}; |
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exports.capitalize = function (str) { |
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return str.charAt(0).toUpperCase() + str.slice(1); |
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}; |
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exports.arrayUnion = function () { |
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var result = []; |
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for (var i = 0, values = {}; i < arguments.length; i++) { |
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var arr = arguments[i]; |
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for (var j = 0; j < arr.length; j++) { |
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if (!values[arr[j]]) { |
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values[arr[j]] = true; |
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result.push(arr[j]); |
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} |
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} |
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} |
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return result; |
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}; |
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function has(obj, key) { |
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return Object.prototype.hasOwnProperty.call(obj, key); |
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} |
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exports.has = has; |
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exports.extend = function (dest, src) { |
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for (var i in src) { |
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if (has(src, i)) { dest[i] = src[i]; } |
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} |
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}; |
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exports.trimEnd = function (str) { |
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return str.replace(/\s+$/g, ''); |
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};
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