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34 lines
607 B
34 lines
607 B
/**
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* @author Titus Wormer
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* @copyright 2015 Titus Wormer
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* @license MIT
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* @module remark:parse:locate:url
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* @fileoverview Locate a URL.
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*/
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'use strict';
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module.exports = locate;
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var PROTOCOLS = ['https://', 'http://', 'mailto:'];
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function locate(value, fromIndex) {
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var length = PROTOCOLS.length;
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var index = -1;
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var min = -1;
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var position;
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if (!this.options.gfm) {
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return -1;
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}
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while (++index < length) {
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position = value.indexOf(PROTOCOLS[index], fromIndex);
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if (position !== -1 && (position < min || min === -1)) {
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min = position;
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}
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}
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return min;
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}
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