1 | 'use strict';
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2 | /**
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3 | * Copyright (C) 2017-present by Andrea Giammarchi - @WebReflection
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4 | *
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5 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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6 | * of this software and associated documentation files (the "Software"), to deal
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7 | * in the Software without restriction, including without limitation the rights
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8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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9 | * copies of the Software, and to permit persons to whom the Software is
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10 | * furnished to do so, subject to the following conditions:
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11 | *
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12 | * The above copyright notice and this permission notice shall be included in
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13 | * all copies or substantial portions of the Software.
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14 | *
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15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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18 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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21 | * THE SOFTWARE.
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22 | */
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23 |
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24 | var replace = ''.replace;
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25 |
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26 | var ca = /[&<>'"]/g;
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27 | var es = /&(?:amp|#38|lt|#60|gt|#62|apos|#39|quot|#34);/g;
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28 |
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29 | var esca = {
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30 | '&': '&',
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31 | '<': '<',
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32 | '>': '>',
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33 | "'": ''',
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34 | '"': '"'
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35 | };
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36 | var unes = {
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37 | '&': '&',
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38 | '&': '&',
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39 | '<': '<',
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40 | '<': '<',
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41 | '>': '>',
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42 | '>': '>',
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43 | ''': "'",
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44 | ''': "'",
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45 | '"': '"',
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46 | '"': '"'
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47 | };
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48 |
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49 | function escape(es) {
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50 | return replace.call(es, ca, pe);
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51 | }
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52 | exports.escape = escape;
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53 |
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54 | function unescape(un) {
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55 | return replace.call(un, es, cape);
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56 | }
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57 | exports.unescape = unescape;
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58 |
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59 | function pe(m) {
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60 | return esca[m];
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61 | }
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62 |
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63 | function cape(m) {
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64 | return unes[m];
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65 | }
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