3bc72ab274
* Remove pinning of eslint-plugin-markdown An issue affecting Node.js source has been fixed in eslint-plugin-markdown so we don't need to pin it to beta-4 anymore. Refs: https://github.com/eslint/eslint-plugin-markdown/issues/69 * Update eslint-plugin-markdown up to 1.0.0-beta.7 * Fix docs for eslint-plugin-markdown@1.0.0-beta.7 PR-URL: https://github.com/nodejs/node/pull/14047 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com> Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
46 lines
983 B
JavaScript
46 lines
983 B
JavaScript
/**
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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:unescape
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* @fileoverview Unescape escapes.
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*/
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'use strict';
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/* Expose. */
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module.exports = factory;
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/* Factory to de-escape a value, based on a list at `key`
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* in `ctx`. */
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function factory(ctx, key) {
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return unescape;
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/* De-escape a string using the expression at `key`
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* in `ctx`. */
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function unescape(value) {
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var prev = 0;
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var index = value.indexOf('\\');
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var escape = ctx[key];
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var queue = [];
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var character;
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while (index !== -1) {
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queue.push(value.slice(prev, index));
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prev = index + 1;
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character = value.charAt(prev);
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/* If the following character is not a valid escape,
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* add the slash. */
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if (!character || escape.indexOf(character) === -1) {
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queue.push('\\');
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}
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index = value.indexOf('\\', prev);
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}
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queue.push(value.slice(prev));
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return queue.join('');
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}
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}
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