1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.createRegExpFeaturePlugin = createRegExpFeaturePlugin;
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7 |
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8 | var _regexpuCore = _interopRequireDefault(require("regexpu-core"));
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9 |
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10 | var _features = require("./features");
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11 |
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12 | var _util = require("./util");
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13 |
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14 | var _package = _interopRequireDefault(require("../package.json"));
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15 |
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16 | var _core = require("@babel/core");
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17 |
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18 | var _helperRegex = require("@babel/helper-regex");
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19 |
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20 | var _helperAnnotateAsPure = _interopRequireDefault(require("@babel/helper-annotate-as-pure"));
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21 |
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22 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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23 |
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24 | const version = _package.default.version.split(".").reduce((v, x) => v * 1e5 + +x, 0);
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25 |
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26 | const versionKey = "@babel/plugin-regexp-features/version";
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27 |
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28 | function createRegExpFeaturePlugin({
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29 | name,
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30 | feature,
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31 | options = {}
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32 | }) {
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33 | return {
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34 | name,
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35 |
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36 | pre() {
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37 | var _file$get;
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38 |
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39 | const {
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40 | file
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41 | } = this;
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42 | const features = (_file$get = file.get(_features.featuresKey)) != null ? _file$get : 0;
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43 | let newFeatures = (0, _features.enableFeature)(features, _features.FEATURES[feature]);
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44 | const {
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45 | useUnicodeFlag,
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46 | runtime = true
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47 | } = options;
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48 |
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49 | if (useUnicodeFlag === false) {
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50 | newFeatures = (0, _features.enableFeature)(newFeatures, _features.FEATURES.unicodeFlag);
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51 | }
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52 |
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53 | if (newFeatures !== features) {
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54 | file.set(_features.featuresKey, newFeatures);
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55 | }
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56 |
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57 | if (!runtime) {
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58 | file.set(_features.runtimeKey, false);
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59 | }
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60 |
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61 | if (!file.has(versionKey) || file.get(versionKey) < version) {
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62 | file.set(versionKey, version);
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63 | }
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64 | },
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65 |
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66 | visitor: {
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67 | RegExpLiteral(path) {
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68 | var _file$get2;
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69 |
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70 | const {
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71 | node
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72 | } = path;
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73 | const {
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74 | file
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75 | } = this;
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76 | const features = file.get(_features.featuresKey);
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77 | const runtime = (_file$get2 = file.get(_features.runtimeKey)) != null ? _file$get2 : true;
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78 | const regexpuOptions = (0, _util.generateRegexpuOptions)(node, features);
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79 |
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80 | if (regexpuOptions === null) {
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81 | return;
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82 | }
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83 |
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84 | const namedCaptureGroups = {};
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85 |
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86 | if (regexpuOptions.namedGroup) {
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87 | regexpuOptions.onNamedGroup = (name, index) => {
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88 | namedCaptureGroups[name] = index;
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89 | };
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90 | }
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91 |
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92 | node.pattern = (0, _regexpuCore.default)(node.pattern, node.flags, regexpuOptions);
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93 |
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94 | if (regexpuOptions.namedGroup && Object.keys(namedCaptureGroups).length > 0 && runtime && !isRegExpTest(path)) {
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95 | const call = _core.types.callExpression(this.addHelper("wrapRegExp"), [node, _core.types.valueToNode(namedCaptureGroups)]);
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96 |
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97 | (0, _helperAnnotateAsPure.default)(call);
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98 | path.replaceWith(call);
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99 | }
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100 |
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101 | if ((0, _features.hasFeature)(features, _features.FEATURES.unicodeFlag)) {
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102 | (0, _helperRegex.pullFlag)(node, "u");
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103 | }
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104 |
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105 | if ((0, _features.hasFeature)(features, _features.FEATURES.dotAllFlag)) {
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106 | (0, _helperRegex.pullFlag)(node, "s");
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107 | }
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108 | }
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109 |
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110 | }
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111 | };
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112 | }
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113 |
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114 | function isRegExpTest(path) {
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115 | return path.parentPath.isMemberExpression({
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116 | object: path.node,
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117 | computed: false
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118 | }) && path.parentPath.get("property").isIdentifier({
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119 | name: "test"
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120 | });
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121 | } |
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