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16 lines
535 B
16 lines
535 B
var has = require('./has');
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var isArr = require('./isArr');
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exports = function(str, obj) {
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if (isArr(str)) return str;
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if (obj && has(obj, str)) return [str];
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var ret = [];
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str.replace(regPropName, function(match, number, quote, str) {
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ret.push(quote ? str.replace(regEscapeChar, '$1') : number || match);
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});
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return ret;
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};
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var regPropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
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var regEscapeChar = /\\(\\)?/g;
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module.exports = exports;
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