You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					106 lines
				
				3.7 KiB
			
		
		
			
		
	
	
					106 lines
				
				3.7 KiB
			| 
											3 years ago
										 | "use strict"; | ||
|  | 
 | ||
|  | Object.defineProperty(exports, "__esModule", { | ||
|  |   value: true | ||
|  | }); | ||
|  | exports.createRegExpFeaturePlugin = createRegExpFeaturePlugin; | ||
|  | var _regexpuCore = require("regexpu-core"); | ||
|  | var _features = require("./features"); | ||
|  | var _util = require("./util"); | ||
|  | var _core = require("@babel/core"); | ||
|  | var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure"); | ||
|  | const version = "7.20.5".split(".").reduce((v, x) => v * 1e5 + +x, 0); | ||
|  | const versionKey = "@babel/plugin-regexp-features/version"; | ||
|  | function createRegExpFeaturePlugin({ | ||
|  |   name, | ||
|  |   feature, | ||
|  |   options = {}, | ||
|  |   manipulateOptions = () => {} | ||
|  | }) { | ||
|  |   return { | ||
|  |     name, | ||
|  |     manipulateOptions, | ||
|  |     pre() { | ||
|  |       var _file$get; | ||
|  |       const { | ||
|  |         file | ||
|  |       } = this; | ||
|  |       const features = (_file$get = file.get(_features.featuresKey)) != null ? _file$get : 0; | ||
|  |       let newFeatures = (0, _features.enableFeature)(features, _features.FEATURES[feature]); | ||
|  |       const { | ||
|  |         useUnicodeFlag, | ||
|  |         runtime | ||
|  |       } = options; | ||
|  |       if (useUnicodeFlag === false) { | ||
|  |         newFeatures = (0, _features.enableFeature)(newFeatures, _features.FEATURES.unicodeFlag); | ||
|  |       } | ||
|  |       if (newFeatures !== features) { | ||
|  |         file.set(_features.featuresKey, newFeatures); | ||
|  |       } | ||
|  |       if (runtime !== undefined) { | ||
|  |         if (file.has(_features.runtimeKey) && file.get(_features.runtimeKey) !== runtime && | ||
|  |         (0, _features.hasFeature)(newFeatures, _features.FEATURES.duplicateNamedCaptureGroups)) { | ||
|  |           throw new Error(`The 'runtime' option must be the same for ` + `'@babel/plugin-transform-named-capturing-groups-regex' and ` + `'@babel/plugin-proposal-duplicate-named-capturing-groups-regex'.`); | ||
|  |         } | ||
|  |         if (feature === "namedCaptureGroups") { | ||
|  |           if (!runtime || !file.has(_features.runtimeKey)) file.set(_features.runtimeKey, runtime); | ||
|  |         } else { | ||
|  |           file.set(_features.runtimeKey, runtime); | ||
|  |         } | ||
|  |       } | ||
|  |       if (!file.has(versionKey) || file.get(versionKey) < version) { | ||
|  |         file.set(versionKey, version); | ||
|  |       } | ||
|  |     }, | ||
|  |     visitor: { | ||
|  |       RegExpLiteral(path) { | ||
|  |         var _file$get2; | ||
|  |         const { | ||
|  |           node | ||
|  |         } = path; | ||
|  |         const { | ||
|  |           file | ||
|  |         } = this; | ||
|  |         const features = file.get(_features.featuresKey); | ||
|  |         const runtime = (_file$get2 = file.get(_features.runtimeKey)) != null ? _file$get2 : true; | ||
|  |         const regexpuOptions = (0, _util.generateRegexpuOptions)(node.pattern, features); | ||
|  |         if ((0, _util.canSkipRegexpu)(node, regexpuOptions)) { | ||
|  |           return; | ||
|  |         } | ||
|  |         const namedCaptureGroups = { | ||
|  |           __proto__: null | ||
|  |         }; | ||
|  |         if (regexpuOptions.namedGroups === "transform") { | ||
|  |           regexpuOptions.onNamedGroup = (name, index) => { | ||
|  |             const prev = namedCaptureGroups[name]; | ||
|  |             if (typeof prev === "number") { | ||
|  |               namedCaptureGroups[name] = [prev, index]; | ||
|  |             } else if (Array.isArray(prev)) { | ||
|  |               prev.push(index); | ||
|  |             } else { | ||
|  |               namedCaptureGroups[name] = index; | ||
|  |             } | ||
|  |           }; | ||
|  |         } | ||
|  |         node.pattern = _regexpuCore(node.pattern, node.flags, regexpuOptions); | ||
|  |         if (regexpuOptions.namedGroups === "transform" && Object.keys(namedCaptureGroups).length > 0 && runtime && !isRegExpTest(path)) { | ||
|  |           const call = _core.types.callExpression(this.addHelper("wrapRegExp"), [node, _core.types.valueToNode(namedCaptureGroups)]); | ||
|  |           (0, _helperAnnotateAsPure.default)(call); | ||
|  |           path.replaceWith(call); | ||
|  |         } | ||
|  |         node.flags = (0, _util.transformFlags)(regexpuOptions, node.flags); | ||
|  |       } | ||
|  |     } | ||
|  |   }; | ||
|  | } | ||
|  | function isRegExpTest(path) { | ||
|  |   return path.parentPath.isMemberExpression({ | ||
|  |     object: path.node, | ||
|  |     computed: false | ||
|  |   }) && path.parentPath.get("property").isIdentifier({ | ||
|  |     name: "test" | ||
|  |   }); | ||
|  | } | ||
|  | 
 | ||
|  | //# sourceMappingURL=index.js.map
 |