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							232 lines
						
					
					
						
							7.8 KiB
						
					
					
				
			
		
		
	
	
							232 lines
						
					
					
						
							7.8 KiB
						
					
					
				"use strict"; | 
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 | 
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Object.defineProperty(exports, "__esModule", { | 
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  value: true | 
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}); | 
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exports.createClassFeaturePlugin = createClassFeaturePlugin; | 
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Object.defineProperty(exports, "injectInitialization", { | 
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  enumerable: true, | 
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  get: function () { | 
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    return _misc.injectInitialization; | 
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  } | 
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}); | 
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Object.defineProperty(exports, "enableFeature", { | 
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  enumerable: true, | 
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  get: function () { | 
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    return _features.enableFeature; | 
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  } | 
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}); | 
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Object.defineProperty(exports, "FEATURES", { | 
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  enumerable: true, | 
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  get: function () { | 
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    return _features.FEATURES; | 
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  } | 
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}); | 
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 | 
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var _core = require("@babel/core"); | 
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 | 
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var _helperFunctionName = require("@babel/helper-function-name"); | 
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 | 
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var _helperSplitExportDeclaration = require("@babel/helper-split-export-declaration"); | 
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 | 
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var _fields = require("./fields"); | 
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 | 
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var _decorators = require("./decorators"); | 
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 | 
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var _misc = require("./misc"); | 
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 | 
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var _features = require("./features"); | 
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 | 
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const version = "7.15.4".split(".").reduce((v, x) => v * 1e5 + +x, 0); | 
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const versionKey = "@babel/plugin-class-features/version"; | 
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 | 
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function createClassFeaturePlugin({ | 
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  name, | 
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  feature, | 
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  loose, | 
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  manipulateOptions, | 
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  api = { | 
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    assumption: () => void 0 | 
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  } | 
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}) { | 
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  const setPublicClassFields = api.assumption("setPublicClassFields"); | 
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  const privateFieldsAsProperties = api.assumption("privateFieldsAsProperties"); | 
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  const constantSuper = api.assumption("constantSuper"); | 
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  const noDocumentAll = api.assumption("noDocumentAll"); | 
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 | 
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  if (loose === true) { | 
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    const explicit = []; | 
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 | 
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    if (setPublicClassFields !== undefined) { | 
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      explicit.push(`"setPublicClassFields"`); | 
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    } | 
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 | 
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    if (privateFieldsAsProperties !== undefined) { | 
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      explicit.push(`"privateFieldsAsProperties"`); | 
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    } | 
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 | 
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    if (explicit.length !== 0) { | 
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      console.warn(`[${name}]: You are using the "loose: true" option and you are` + ` explicitly setting a value for the ${explicit.join(" and ")}` + ` assumption${explicit.length > 1 ? "s" : ""}. The "loose" option` + ` can cause incompatibilities with the other class features` + ` plugins, so it's recommended that you replace it with the` + ` following top-level option:\n` + `\t"assumptions": {\n` + `\t\t"setPublicClassFields": true,\n` + `\t\t"privateFieldsAsProperties": true\n` + `\t}`); | 
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    } | 
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  } | 
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 | 
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  return { | 
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    name, | 
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    manipulateOptions, | 
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 | 
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    pre() { | 
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      (0, _features.enableFeature)(this.file, feature, loose); | 
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 | 
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      if (!this.file.get(versionKey) || this.file.get(versionKey) < version) { | 
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        this.file.set(versionKey, version); | 
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      } | 
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    }, | 
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 | 
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    visitor: { | 
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      Class(path, state) { | 
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        if (this.file.get(versionKey) !== version) return; | 
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        (0, _features.verifyUsedFeatures)(path, this.file); | 
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        const loose = (0, _features.isLoose)(this.file, feature); | 
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        let constructor; | 
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        const isDecorated = (0, _decorators.hasDecorators)(path.node); | 
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        const props = []; | 
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        const elements = []; | 
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        const computedPaths = []; | 
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        const privateNames = new Set(); | 
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        const body = path.get("body"); | 
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 | 
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        for (const path of body.get("body")) { | 
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          (0, _features.verifyUsedFeatures)(path, this.file); | 
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 | 
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          if ((path.isClassProperty() || path.isClassMethod()) && path.node.computed) { | 
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            computedPaths.push(path); | 
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          } | 
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 | 
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          if (path.isPrivate()) { | 
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            const { | 
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              name | 
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            } = path.node.key.id; | 
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            const getName = `get ${name}`; | 
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            const setName = `set ${name}`; | 
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 | 
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            if (path.isClassPrivateMethod()) { | 
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              if (path.node.kind === "get") { | 
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                if (privateNames.has(getName) || privateNames.has(name) && !privateNames.has(setName)) { | 
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                  throw path.buildCodeFrameError("Duplicate private field"); | 
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                } | 
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 | 
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                privateNames.add(getName).add(name); | 
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              } else if (path.node.kind === "set") { | 
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                if (privateNames.has(setName) || privateNames.has(name) && !privateNames.has(getName)) { | 
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                  throw path.buildCodeFrameError("Duplicate private field"); | 
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                } | 
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 | 
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                privateNames.add(setName).add(name); | 
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              } | 
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            } else { | 
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              if (privateNames.has(name) && !privateNames.has(getName) && !privateNames.has(setName) || privateNames.has(name) && (privateNames.has(getName) || privateNames.has(setName))) { | 
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                throw path.buildCodeFrameError("Duplicate private field"); | 
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              } | 
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 | 
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              privateNames.add(name); | 
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            } | 
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          } | 
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 | 
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          if (path.isClassMethod({ | 
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            kind: "constructor" | 
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          })) { | 
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            constructor = path; | 
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          } else { | 
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            elements.push(path); | 
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 | 
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            if (path.isProperty() || path.isPrivate() || path.isStaticBlock != null && path.isStaticBlock()) { | 
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              props.push(path); | 
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            } | 
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          } | 
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        } | 
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 | 
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        if (!props.length && !isDecorated) return; | 
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        const innerBinding = path.node.id; | 
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        let ref; | 
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 | 
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        if (!innerBinding || path.isClassExpression()) { | 
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          (0, _helperFunctionName.default)(path); | 
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          ref = path.scope.generateUidIdentifier("class"); | 
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        } else { | 
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          ref = _core.types.cloneNode(path.node.id); | 
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        } | 
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 | 
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        const privateNamesMap = (0, _fields.buildPrivateNamesMap)(props); | 
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        const privateNamesNodes = (0, _fields.buildPrivateNamesNodes)(privateNamesMap, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, state); | 
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        (0, _fields.transformPrivateNamesUsage)(ref, path, privateNamesMap, { | 
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          privateFieldsAsProperties: privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, | 
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          noDocumentAll, | 
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          innerBinding | 
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        }, state); | 
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        let keysNodes, staticNodes, instanceNodes, pureStaticNodes, wrapClass; | 
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 | 
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        if (isDecorated) { | 
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          staticNodes = pureStaticNodes = keysNodes = []; | 
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          ({ | 
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            instanceNodes, | 
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            wrapClass | 
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          } = (0, _decorators.buildDecoratedClass)(ref, path, elements, this.file)); | 
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        } else { | 
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          keysNodes = (0, _misc.extractComputedKeys)(ref, path, computedPaths, this.file); | 
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          ({ | 
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            staticNodes, | 
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            pureStaticNodes, | 
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            instanceNodes, | 
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            wrapClass | 
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          } = (0, _fields.buildFieldsInitNodes)(ref, path.node.superClass, props, privateNamesMap, state, setPublicClassFields != null ? setPublicClassFields : loose, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, constantSuper != null ? constantSuper : loose, innerBinding)); | 
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        } | 
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 | 
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        if (instanceNodes.length > 0) { | 
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          (0, _misc.injectInitialization)(path, constructor, instanceNodes, (referenceVisitor, state) => { | 
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            if (isDecorated) return; | 
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 | 
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            for (const prop of props) { | 
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              if (prop.node.static) continue; | 
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              prop.traverse(referenceVisitor, state); | 
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            } | 
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          }); | 
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        } | 
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 | 
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        const wrappedPath = wrapClass(path); | 
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        wrappedPath.insertBefore([...privateNamesNodes, ...keysNodes]); | 
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 | 
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        if (staticNodes.length > 0) { | 
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          wrappedPath.insertAfter(staticNodes); | 
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        } | 
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 | 
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        if (pureStaticNodes.length > 0) { | 
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          wrappedPath.find(parent => parent.isStatement() || parent.isDeclaration()).insertAfter(pureStaticNodes); | 
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        } | 
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      }, | 
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 | 
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      PrivateName(path) { | 
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        if (this.file.get(versionKey) !== version || path.parentPath.isPrivate({ | 
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          key: path.node | 
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        })) { | 
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          return; | 
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        } | 
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 | 
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        throw path.buildCodeFrameError(`Unknown PrivateName "${path}"`); | 
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      }, | 
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 | 
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      ExportDefaultDeclaration(path) { | 
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        if (this.file.get(versionKey) !== version) return; | 
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        const decl = path.get("declaration"); | 
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 | 
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        if (decl.isClassDeclaration() && (0, _decorators.hasDecorators)(decl.node)) { | 
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          if (decl.node.id) { | 
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            (0, _helperSplitExportDeclaration.default)(path); | 
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          } else { | 
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            decl.node.type = "ClassExpression"; | 
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          } | 
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        } | 
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      } | 
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 | 
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    } | 
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  }; | 
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} |