60 lines
1.8 KiB
JavaScript
60 lines
1.8 KiB
JavaScript
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var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
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var SPACES = '\t\n\x0B\f\r \xA0\u1680\u180E\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029';
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var PATH_COMMAND = new RegExp('([a-z])[' + SPACES + ',]*((-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?[' + SPACES + ']*,?[' + SPACES + ']*)+)', 'ig');
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var PATH_VALUES = new RegExp('(-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?)[' + SPACES + ']*,?[' + SPACES + ']*', 'ig');
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// Parses given path string into an array of arrays of path segments
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module.exports = function parsePathString(pathString) {
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if (!pathString) {
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return null;
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}
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if ((typeof pathString === 'undefined' ? 'undefined' : _typeof(pathString)) === _typeof([])) {
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return pathString;
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}
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var paramCounts = {
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a: 7,
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c: 6,
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o: 2,
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h: 1,
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l: 2,
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m: 2,
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r: 4,
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q: 4,
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s: 4,
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t: 2,
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v: 1,
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u: 3,
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z: 0
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};
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var data = [];
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String(pathString).replace(PATH_COMMAND, function (a, b, c) {
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var params = [];
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var name = b.toLowerCase();
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c.replace(PATH_VALUES, function (a, b) {
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b && params.push(+b);
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});
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if (name === 'm' && params.length > 2) {
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data.push([b].concat(params.splice(0, 2)));
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name = 'l';
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b = b === 'm' ? 'l' : 'L';
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}
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if (name === 'o' && params.length === 1) {
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data.push([b, params[0]]);
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}
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if (name === 'r') {
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data.push([b].concat(params));
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} else {
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while (params.length >= paramCounts[name]) {
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data.push([b].concat(params.splice(0, paramCounts[name])));
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if (!paramCounts[name]) {
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break;
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}
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}
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}
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});
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return data;
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};
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