diff options
Diffstat (limited to 'node_modules/@babel/helper-module-transforms/lib')
5 files changed, 1262 insertions, 0 deletions
diff --git a/node_modules/@babel/helper-module-transforms/lib/get-module-name.js b/node_modules/@babel/helper-module-transforms/lib/get-module-name.js new file mode 100644 index 0000000..87c2b83 --- /dev/null +++ b/node_modules/@babel/helper-module-transforms/lib/get-module-name.js @@ -0,0 +1,54 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = getModuleName; +{ + const originalGetModuleName = getModuleName; + + exports.default = getModuleName = function getModuleName(rootOpts, pluginOpts) { + var _pluginOpts$moduleId, _pluginOpts$moduleIds, _pluginOpts$getModule, _pluginOpts$moduleRoo; + + return originalGetModuleName(rootOpts, { + moduleId: (_pluginOpts$moduleId = pluginOpts.moduleId) != null ? _pluginOpts$moduleId : rootOpts.moduleId, + moduleIds: (_pluginOpts$moduleIds = pluginOpts.moduleIds) != null ? _pluginOpts$moduleIds : rootOpts.moduleIds, + getModuleId: (_pluginOpts$getModule = pluginOpts.getModuleId) != null ? _pluginOpts$getModule : rootOpts.getModuleId, + moduleRoot: (_pluginOpts$moduleRoo = pluginOpts.moduleRoot) != null ? _pluginOpts$moduleRoo : rootOpts.moduleRoot + }); + }; +} + +function getModuleName(rootOpts, pluginOpts) { + const { + filename, + filenameRelative = filename, + sourceRoot = pluginOpts.moduleRoot + } = rootOpts; + const { + moduleId, + moduleIds = !!moduleId, + getModuleId, + moduleRoot = sourceRoot + } = pluginOpts; + if (!moduleIds) return null; + + if (moduleId != null && !getModuleId) { + return moduleId; + } + + let moduleName = moduleRoot != null ? moduleRoot + "/" : ""; + + if (filenameRelative) { + const sourceRootReplacer = sourceRoot != null ? new RegExp("^" + sourceRoot + "/?") : ""; + moduleName += filenameRelative.replace(sourceRootReplacer, "").replace(/\.(\w*?)$/, ""); + } + + moduleName = moduleName.replace(/\\/g, "/"); + + if (getModuleId) { + return getModuleId(moduleName) || moduleName; + } else { + return moduleName; + } +}
\ No newline at end of file diff --git a/node_modules/@babel/helper-module-transforms/lib/index.js b/node_modules/@babel/helper-module-transforms/lib/index.js new file mode 100644 index 0000000..b9688eb --- /dev/null +++ b/node_modules/@babel/helper-module-transforms/lib/index.js @@ -0,0 +1,420 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.buildNamespaceInitStatements = buildNamespaceInitStatements; +exports.ensureStatementsHoisted = ensureStatementsHoisted; +Object.defineProperty(exports, "getModuleName", { + enumerable: true, + get: function () { + return _getModuleName.default; + } +}); +Object.defineProperty(exports, "hasExports", { + enumerable: true, + get: function () { + return _normalizeAndLoadMetadata.hasExports; + } +}); +Object.defineProperty(exports, "isModule", { + enumerable: true, + get: function () { + return _helperModuleImports.isModule; + } +}); +Object.defineProperty(exports, "isSideEffectImport", { + enumerable: true, + get: function () { + return _normalizeAndLoadMetadata.isSideEffectImport; + } +}); +exports.rewriteModuleStatementsAndPrepareHeader = rewriteModuleStatementsAndPrepareHeader; +Object.defineProperty(exports, "rewriteThis", { + enumerable: true, + get: function () { + return _rewriteThis.default; + } +}); +exports.wrapInterop = wrapInterop; + +var _assert = require("assert"); + +var _t = require("@babel/types"); + +var _template = require("@babel/template"); + +var _helperModuleImports = require("@babel/helper-module-imports"); + +var _rewriteThis = require("./rewrite-this"); + +var _rewriteLiveReferences = require("./rewrite-live-references"); + +var _normalizeAndLoadMetadata = require("./normalize-and-load-metadata"); + +var _getModuleName = require("./get-module-name"); + +const { + booleanLiteral, + callExpression, + cloneNode, + directive, + directiveLiteral, + expressionStatement, + identifier, + isIdentifier, + memberExpression, + stringLiteral, + valueToNode, + variableDeclaration, + variableDeclarator +} = _t; + +function rewriteModuleStatementsAndPrepareHeader(path, { + loose, + exportName, + strict, + allowTopLevelThis, + strictMode, + noInterop, + importInterop = noInterop ? "none" : "babel", + lazy, + esNamespaceOnly, + constantReexports = loose, + enumerableModuleMeta = loose, + noIncompleteNsImportDetection +}) { + (0, _normalizeAndLoadMetadata.validateImportInteropOption)(importInterop); + + _assert((0, _helperModuleImports.isModule)(path), "Cannot process module statements in a script"); + + path.node.sourceType = "script"; + const meta = (0, _normalizeAndLoadMetadata.default)(path, exportName, { + importInterop, + initializeReexports: constantReexports, + lazy, + esNamespaceOnly + }); + + if (!allowTopLevelThis) { + (0, _rewriteThis.default)(path); + } + + (0, _rewriteLiveReferences.default)(path, meta); + + if (strictMode !== false) { + const hasStrict = path.node.directives.some(directive => { + return directive.value.value === "use strict"; + }); + + if (!hasStrict) { + path.unshiftContainer("directives", directive(directiveLiteral("use strict"))); + } + } + + const headers = []; + + if ((0, _normalizeAndLoadMetadata.hasExports)(meta) && !strict) { + headers.push(buildESModuleHeader(meta, enumerableModuleMeta)); + } + + const nameList = buildExportNameListDeclaration(path, meta); + + if (nameList) { + meta.exportNameListName = nameList.name; + headers.push(nameList.statement); + } + + headers.push(...buildExportInitializationStatements(path, meta, constantReexports, noIncompleteNsImportDetection)); + return { + meta, + headers + }; +} + +function ensureStatementsHoisted(statements) { + statements.forEach(header => { + header._blockHoist = 3; + }); +} + +function wrapInterop(programPath, expr, type) { + if (type === "none") { + return null; + } + + if (type === "node-namespace") { + return callExpression(programPath.hub.addHelper("interopRequireWildcard"), [expr, booleanLiteral(true)]); + } else if (type === "node-default") { + return null; + } + + let helper; + + if (type === "default") { + helper = "interopRequireDefault"; + } else if (type === "namespace") { + helper = "interopRequireWildcard"; + } else { + throw new Error(`Unknown interop: ${type}`); + } + + return callExpression(programPath.hub.addHelper(helper), [expr]); +} + +function buildNamespaceInitStatements(metadata, sourceMetadata, constantReexports = false) { + const statements = []; + let srcNamespace = identifier(sourceMetadata.name); + if (sourceMetadata.lazy) srcNamespace = callExpression(srcNamespace, []); + + for (const localName of sourceMetadata.importsNamespace) { + if (localName === sourceMetadata.name) continue; + statements.push(_template.default.statement`var NAME = SOURCE;`({ + NAME: localName, + SOURCE: cloneNode(srcNamespace) + })); + } + + if (constantReexports) { + statements.push(...buildReexportsFromMeta(metadata, sourceMetadata, true)); + } + + for (const exportName of sourceMetadata.reexportNamespace) { + statements.push((sourceMetadata.lazy ? _template.default.statement` + Object.defineProperty(EXPORTS, "NAME", { + enumerable: true, + get: function() { + return NAMESPACE; + } + }); + ` : _template.default.statement`EXPORTS.NAME = NAMESPACE;`)({ + EXPORTS: metadata.exportName, + NAME: exportName, + NAMESPACE: cloneNode(srcNamespace) + })); + } + + if (sourceMetadata.reexportAll) { + const statement = buildNamespaceReexport(metadata, cloneNode(srcNamespace), constantReexports); + statement.loc = sourceMetadata.reexportAll.loc; + statements.push(statement); + } + + return statements; +} + +const ReexportTemplate = { + constant: _template.default.statement`EXPORTS.EXPORT_NAME = NAMESPACE_IMPORT;`, + constantComputed: _template.default.statement`EXPORTS["EXPORT_NAME"] = NAMESPACE_IMPORT;`, + spec: _template.default.statement` + Object.defineProperty(EXPORTS, "EXPORT_NAME", { + enumerable: true, + get: function() { + return NAMESPACE_IMPORT; + }, + }); + ` +}; + +const buildReexportsFromMeta = (meta, metadata, constantReexports) => { + const namespace = metadata.lazy ? callExpression(identifier(metadata.name), []) : identifier(metadata.name); + const { + stringSpecifiers + } = meta; + return Array.from(metadata.reexports, ([exportName, importName]) => { + let NAMESPACE_IMPORT = cloneNode(namespace); + + if (importName === "default" && metadata.interop === "node-default") {} else if (stringSpecifiers.has(importName)) { + NAMESPACE_IMPORT = memberExpression(NAMESPACE_IMPORT, stringLiteral(importName), true); + } else { + NAMESPACE_IMPORT = memberExpression(NAMESPACE_IMPORT, identifier(importName)); + } + + const astNodes = { + EXPORTS: meta.exportName, + EXPORT_NAME: exportName, + NAMESPACE_IMPORT + }; + + if (constantReexports || isIdentifier(NAMESPACE_IMPORT)) { + if (stringSpecifiers.has(exportName)) { + return ReexportTemplate.constantComputed(astNodes); + } else { + return ReexportTemplate.constant(astNodes); + } + } else { + return ReexportTemplate.spec(astNodes); + } + }); +}; + +function buildESModuleHeader(metadata, enumerableModuleMeta = false) { + return (enumerableModuleMeta ? _template.default.statement` + EXPORTS.__esModule = true; + ` : _template.default.statement` + Object.defineProperty(EXPORTS, "__esModule", { + value: true, + }); + `)({ + EXPORTS: metadata.exportName + }); +} + +function buildNamespaceReexport(metadata, namespace, constantReexports) { + return (constantReexports ? _template.default.statement` + Object.keys(NAMESPACE).forEach(function(key) { + if (key === "default" || key === "__esModule") return; + VERIFY_NAME_LIST; + if (key in EXPORTS && EXPORTS[key] === NAMESPACE[key]) return; + + EXPORTS[key] = NAMESPACE[key]; + }); + ` : _template.default.statement` + Object.keys(NAMESPACE).forEach(function(key) { + if (key === "default" || key === "__esModule") return; + VERIFY_NAME_LIST; + if (key in EXPORTS && EXPORTS[key] === NAMESPACE[key]) return; + + Object.defineProperty(EXPORTS, key, { + enumerable: true, + get: function() { + return NAMESPACE[key]; + }, + }); + }); + `)({ + NAMESPACE: namespace, + EXPORTS: metadata.exportName, + VERIFY_NAME_LIST: metadata.exportNameListName ? (0, _template.default)` + if (Object.prototype.hasOwnProperty.call(EXPORTS_LIST, key)) return; + `({ + EXPORTS_LIST: metadata.exportNameListName + }) : null + }); +} + +function buildExportNameListDeclaration(programPath, metadata) { + const exportedVars = Object.create(null); + + for (const data of metadata.local.values()) { + for (const name of data.names) { + exportedVars[name] = true; + } + } + + let hasReexport = false; + + for (const data of metadata.source.values()) { + for (const exportName of data.reexports.keys()) { + exportedVars[exportName] = true; + } + + for (const exportName of data.reexportNamespace) { + exportedVars[exportName] = true; + } + + hasReexport = hasReexport || !!data.reexportAll; + } + + if (!hasReexport || Object.keys(exportedVars).length === 0) return null; + const name = programPath.scope.generateUidIdentifier("exportNames"); + delete exportedVars.default; + return { + name: name.name, + statement: variableDeclaration("var", [variableDeclarator(name, valueToNode(exportedVars))]) + }; +} + +function buildExportInitializationStatements(programPath, metadata, constantReexports = false, noIncompleteNsImportDetection = false) { + const initStatements = []; + + for (const [localName, data] of metadata.local) { + if (data.kind === "import") {} else if (data.kind === "hoisted") { + initStatements.push([data.names[0], buildInitStatement(metadata, data.names, identifier(localName))]); + } else if (!noIncompleteNsImportDetection) { + for (const exportName of data.names) { + initStatements.push([exportName, null]); + } + } + } + + for (const data of metadata.source.values()) { + if (!constantReexports) { + const reexportsStatements = buildReexportsFromMeta(metadata, data, false); + const reexports = [...data.reexports.keys()]; + + for (let i = 0; i < reexportsStatements.length; i++) { + initStatements.push([reexports[i], reexportsStatements[i]]); + } + } + + if (!noIncompleteNsImportDetection) { + for (const exportName of data.reexportNamespace) { + initStatements.push([exportName, null]); + } + } + } + + initStatements.sort(([a], [b]) => { + if (a < b) return -1; + if (b < a) return 1; + return 0; + }); + const results = []; + + if (noIncompleteNsImportDetection) { + for (const [, initStatement] of initStatements) { + results.push(initStatement); + } + } else { + const chunkSize = 100; + + for (let i = 0, uninitializedExportNames = []; i < initStatements.length; i += chunkSize) { + for (let j = 0; j < chunkSize && i + j < initStatements.length; j++) { + const [exportName, initStatement] = initStatements[i + j]; + + if (initStatement !== null) { + if (uninitializedExportNames.length > 0) { + results.push(buildInitStatement(metadata, uninitializedExportNames, programPath.scope.buildUndefinedNode())); + uninitializedExportNames = []; + } + + results.push(initStatement); + } else { + uninitializedExportNames.push(exportName); + } + } + + if (uninitializedExportNames.length > 0) { + results.push(buildInitStatement(metadata, uninitializedExportNames, programPath.scope.buildUndefinedNode())); + } + } + } + + return results; +} + +const InitTemplate = { + computed: _template.default.expression`EXPORTS["NAME"] = VALUE`, + default: _template.default.expression`EXPORTS.NAME = VALUE` +}; + +function buildInitStatement(metadata, exportNames, initExpr) { + const { + stringSpecifiers, + exportName: EXPORTS + } = metadata; + return expressionStatement(exportNames.reduce((acc, exportName) => { + const params = { + EXPORTS, + NAME: exportName, + VALUE: acc + }; + + if (stringSpecifiers.has(exportName)) { + return InitTemplate.computed(params); + } else { + return InitTemplate.default(params); + } + }, initExpr)); +}
\ No newline at end of file diff --git a/node_modules/@babel/helper-module-transforms/lib/normalize-and-load-metadata.js b/node_modules/@babel/helper-module-transforms/lib/normalize-and-load-metadata.js new file mode 100644 index 0000000..f98ee95 --- /dev/null +++ b/node_modules/@babel/helper-module-transforms/lib/normalize-and-load-metadata.js @@ -0,0 +1,398 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = normalizeModuleAndLoadMetadata; +exports.hasExports = hasExports; +exports.isSideEffectImport = isSideEffectImport; +exports.validateImportInteropOption = validateImportInteropOption; + +var _path = require("path"); + +var _helperValidatorIdentifier = require("@babel/helper-validator-identifier"); + +var _helperSplitExportDeclaration = require("@babel/helper-split-export-declaration"); + +function hasExports(metadata) { + return metadata.hasExports; +} + +function isSideEffectImport(source) { + return source.imports.size === 0 && source.importsNamespace.size === 0 && source.reexports.size === 0 && source.reexportNamespace.size === 0 && !source.reexportAll; +} + +function validateImportInteropOption(importInterop) { + if (typeof importInterop !== "function" && importInterop !== "none" && importInterop !== "babel" && importInterop !== "node") { + throw new Error(`.importInterop must be one of "none", "babel", "node", or a function returning one of those values (received ${importInterop}).`); + } + + return importInterop; +} + +function resolveImportInterop(importInterop, source) { + if (typeof importInterop === "function") { + return validateImportInteropOption(importInterop(source)); + } + + return importInterop; +} + +function normalizeModuleAndLoadMetadata(programPath, exportName, { + importInterop, + initializeReexports = false, + lazy = false, + esNamespaceOnly = false +}) { + if (!exportName) { + exportName = programPath.scope.generateUidIdentifier("exports").name; + } + + const stringSpecifiers = new Set(); + nameAnonymousExports(programPath); + const { + local, + source, + hasExports + } = getModuleMetadata(programPath, { + initializeReexports, + lazy + }, stringSpecifiers); + removeModuleDeclarations(programPath); + + for (const [, metadata] of source) { + if (metadata.importsNamespace.size > 0) { + metadata.name = metadata.importsNamespace.values().next().value; + } + + const resolvedInterop = resolveImportInterop(importInterop, metadata.source); + + if (resolvedInterop === "none") { + metadata.interop = "none"; + } else if (resolvedInterop === "node" && metadata.interop === "namespace") { + metadata.interop = "node-namespace"; + } else if (resolvedInterop === "node" && metadata.interop === "default") { + metadata.interop = "node-default"; + } else if (esNamespaceOnly && metadata.interop === "namespace") { + metadata.interop = "default"; + } + } + + return { + exportName, + exportNameListName: null, + hasExports, + local, + source, + stringSpecifiers + }; +} + +function getExportSpecifierName(path, stringSpecifiers) { + if (path.isIdentifier()) { + return path.node.name; + } else if (path.isStringLiteral()) { + const stringValue = path.node.value; + + if (!(0, _helperValidatorIdentifier.isIdentifierName)(stringValue)) { + stringSpecifiers.add(stringValue); + } + + return stringValue; + } else { + throw new Error(`Expected export specifier to be either Identifier or StringLiteral, got ${path.node.type}`); + } +} + +function assertExportSpecifier(path) { + if (path.isExportSpecifier()) { + return; + } else if (path.isExportNamespaceSpecifier()) { + throw path.buildCodeFrameError("Export namespace should be first transformed by `@babel/plugin-proposal-export-namespace-from`."); + } else { + throw path.buildCodeFrameError("Unexpected export specifier type"); + } +} + +function getModuleMetadata(programPath, { + lazy, + initializeReexports +}, stringSpecifiers) { + const localData = getLocalExportMetadata(programPath, initializeReexports, stringSpecifiers); + const sourceData = new Map(); + + const getData = sourceNode => { + const source = sourceNode.value; + let data = sourceData.get(source); + + if (!data) { + data = { + name: programPath.scope.generateUidIdentifier((0, _path.basename)(source, (0, _path.extname)(source))).name, + interop: "none", + loc: null, + imports: new Map(), + importsNamespace: new Set(), + reexports: new Map(), + reexportNamespace: new Set(), + reexportAll: null, + lazy: false, + source + }; + sourceData.set(source, data); + } + + return data; + }; + + let hasExports = false; + programPath.get("body").forEach(child => { + if (child.isImportDeclaration()) { + const data = getData(child.node.source); + if (!data.loc) data.loc = child.node.loc; + child.get("specifiers").forEach(spec => { + if (spec.isImportDefaultSpecifier()) { + const localName = spec.get("local").node.name; + data.imports.set(localName, "default"); + const reexport = localData.get(localName); + + if (reexport) { + localData.delete(localName); + reexport.names.forEach(name => { + data.reexports.set(name, "default"); + }); + } + } else if (spec.isImportNamespaceSpecifier()) { + const localName = spec.get("local").node.name; + data.importsNamespace.add(localName); + const reexport = localData.get(localName); + + if (reexport) { + localData.delete(localName); + reexport.names.forEach(name => { + data.reexportNamespace.add(name); + }); + } + } else if (spec.isImportSpecifier()) { + const importName = getExportSpecifierName(spec.get("imported"), stringSpecifiers); + const localName = spec.get("local").node.name; + data.imports.set(localName, importName); + const reexport = localData.get(localName); + + if (reexport) { + localData.delete(localName); + reexport.names.forEach(name => { + data.reexports.set(name, importName); + }); + } + } + }); + } else if (child.isExportAllDeclaration()) { + hasExports = true; + const data = getData(child.node.source); + if (!data.loc) data.loc = child.node.loc; + data.reexportAll = { + loc: child.node.loc + }; + } else if (child.isExportNamedDeclaration() && child.node.source) { + hasExports = true; + const data = getData(child.node.source); + if (!data.loc) data.loc = child.node.loc; + child.get("specifiers").forEach(spec => { + assertExportSpecifier(spec); + const importName = getExportSpecifierName(spec.get("local"), stringSpecifiers); + const exportName = getExportSpecifierName(spec.get("exported"), stringSpecifiers); + data.reexports.set(exportName, importName); + + if (exportName === "__esModule") { + throw spec.get("exported").buildCodeFrameError('Illegal export "__esModule".'); + } + }); + } else if (child.isExportNamedDeclaration() || child.isExportDefaultDeclaration()) { + hasExports = true; + } + }); + + for (const metadata of sourceData.values()) { + let needsDefault = false; + let needsNamed = false; + + if (metadata.importsNamespace.size > 0) { + needsDefault = true; + needsNamed = true; + } + + if (metadata.reexportAll) { + needsNamed = true; + } + + for (const importName of metadata.imports.values()) { + if (importName === "default") needsDefault = true;else needsNamed = true; + } + + for (const importName of metadata.reexports.values()) { + if (importName === "default") needsDefault = true;else needsNamed = true; + } + + if (needsDefault && needsNamed) { + metadata.interop = "namespace"; + } else if (needsDefault) { + metadata.interop = "default"; + } + } + + for (const [source, metadata] of sourceData) { + if (lazy !== false && !(isSideEffectImport(metadata) || metadata.reexportAll)) { + if (lazy === true) { + metadata.lazy = !/\./.test(source); + } else if (Array.isArray(lazy)) { + metadata.lazy = lazy.indexOf(source) !== -1; + } else if (typeof lazy === "function") { + metadata.lazy = lazy(source); + } else { + throw new Error(`.lazy must be a boolean, string array, or function`); + } + } + } + + return { + hasExports, + local: localData, + source: sourceData + }; +} + +function getLocalExportMetadata(programPath, initializeReexports, stringSpecifiers) { + const bindingKindLookup = new Map(); + programPath.get("body").forEach(child => { + let kind; + + if (child.isImportDeclaration()) { + kind = "import"; + } else { + if (child.isExportDefaultDeclaration()) child = child.get("declaration"); + + if (child.isExportNamedDeclaration()) { + if (child.node.declaration) { + child = child.get("declaration"); + } else if (initializeReexports && child.node.source && child.get("source").isStringLiteral()) { + child.get("specifiers").forEach(spec => { + assertExportSpecifier(spec); + bindingKindLookup.set(spec.get("local").node.name, "block"); + }); + return; + } + } + + if (child.isFunctionDeclaration()) { + kind = "hoisted"; + } else if (child.isClassDeclaration()) { + kind = "block"; + } else if (child.isVariableDeclaration({ + kind: "var" + })) { + kind = "var"; + } else if (child.isVariableDeclaration()) { + kind = "block"; + } else { + return; + } + } + + Object.keys(child.getOuterBindingIdentifiers()).forEach(name => { + bindingKindLookup.set(name, kind); + }); + }); + const localMetadata = new Map(); + + const getLocalMetadata = idPath => { + const localName = idPath.node.name; + let metadata = localMetadata.get(localName); + + if (!metadata) { + const kind = bindingKindLookup.get(localName); + + if (kind === undefined) { + throw idPath.buildCodeFrameError(`Exporting local "${localName}", which is not declared.`); + } + + metadata = { + names: [], + kind + }; + localMetadata.set(localName, metadata); + } + + return metadata; + }; + + programPath.get("body").forEach(child => { + if (child.isExportNamedDeclaration() && (initializeReexports || !child.node.source)) { + if (child.node.declaration) { + const declaration = child.get("declaration"); + const ids = declaration.getOuterBindingIdentifierPaths(); + Object.keys(ids).forEach(name => { + if (name === "__esModule") { + throw declaration.buildCodeFrameError('Illegal export "__esModule".'); + } + + getLocalMetadata(ids[name]).names.push(name); + }); + } else { + child.get("specifiers").forEach(spec => { + const local = spec.get("local"); + const exported = spec.get("exported"); + const localMetadata = getLocalMetadata(local); + const exportName = getExportSpecifierName(exported, stringSpecifiers); + + if (exportName === "__esModule") { + throw exported.buildCodeFrameError('Illegal export "__esModule".'); + } + + localMetadata.names.push(exportName); + }); + } + } else if (child.isExportDefaultDeclaration()) { + const declaration = child.get("declaration"); + + if (declaration.isFunctionDeclaration() || declaration.isClassDeclaration()) { + getLocalMetadata(declaration.get("id")).names.push("default"); + } else { + throw declaration.buildCodeFrameError("Unexpected default expression export."); + } + } + }); + return localMetadata; +} + +function nameAnonymousExports(programPath) { + programPath.get("body").forEach(child => { + if (!child.isExportDefaultDeclaration()) return; + (0, _helperSplitExportDeclaration.default)(child); + }); +} + +function removeModuleDeclarations(programPath) { + programPath.get("body").forEach(child => { + if (child.isImportDeclaration()) { + child.remove(); + } else if (child.isExportNamedDeclaration()) { + if (child.node.declaration) { + child.node.declaration._blockHoist = child.node._blockHoist; + child.replaceWith(child.node.declaration); + } else { + child.remove(); + } + } else if (child.isExportDefaultDeclaration()) { + const declaration = child.get("declaration"); + + if (declaration.isFunctionDeclaration() || declaration.isClassDeclaration()) { + declaration._blockHoist = child.node._blockHoist; + child.replaceWith(declaration); + } else { + throw declaration.buildCodeFrameError("Unexpected default expression export."); + } + } else if (child.isExportAllDeclaration()) { + child.remove(); + } + }); +}
\ No newline at end of file diff --git a/node_modules/@babel/helper-module-transforms/lib/rewrite-live-references.js b/node_modules/@babel/helper-module-transforms/lib/rewrite-live-references.js new file mode 100644 index 0000000..8173fd5 --- /dev/null +++ b/node_modules/@babel/helper-module-transforms/lib/rewrite-live-references.js @@ -0,0 +1,360 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = rewriteLiveReferences; + +var _assert = require("assert"); + +var _t = require("@babel/types"); + +var _template = require("@babel/template"); + +var _helperSimpleAccess = require("@babel/helper-simple-access"); + +const { + assignmentExpression, + callExpression, + cloneNode, + expressionStatement, + getOuterBindingIdentifiers, + identifier, + isMemberExpression, + isVariableDeclaration, + jsxIdentifier, + jsxMemberExpression, + memberExpression, + numericLiteral, + sequenceExpression, + stringLiteral, + variableDeclaration, + variableDeclarator +} = _t; + +function isInType(path) { + do { + switch (path.parent.type) { + case "TSTypeAnnotation": + case "TSTypeAliasDeclaration": + case "TSTypeReference": + case "TypeAnnotation": + case "TypeAlias": + return true; + + case "ExportSpecifier": + return path.parentPath.parent.exportKind === "type"; + + default: + if (path.parentPath.isStatement() || path.parentPath.isExpression()) { + return false; + } + + } + } while (path = path.parentPath); +} + +function rewriteLiveReferences(programPath, metadata) { + const imported = new Map(); + const exported = new Map(); + + const requeueInParent = path => { + programPath.requeue(path); + }; + + for (const [source, data] of metadata.source) { + for (const [localName, importName] of data.imports) { + imported.set(localName, [source, importName, null]); + } + + for (const localName of data.importsNamespace) { + imported.set(localName, [source, null, localName]); + } + } + + for (const [local, data] of metadata.local) { + let exportMeta = exported.get(local); + + if (!exportMeta) { + exportMeta = []; + exported.set(local, exportMeta); + } + + exportMeta.push(...data.names); + } + + const rewriteBindingInitVisitorState = { + metadata, + requeueInParent, + scope: programPath.scope, + exported + }; + programPath.traverse(rewriteBindingInitVisitor, rewriteBindingInitVisitorState); + (0, _helperSimpleAccess.default)(programPath, new Set([...Array.from(imported.keys()), ...Array.from(exported.keys())])); + const rewriteReferencesVisitorState = { + seen: new WeakSet(), + metadata, + requeueInParent, + scope: programPath.scope, + imported, + exported, + buildImportReference: ([source, importName, localName], identNode) => { + const meta = metadata.source.get(source); + + if (localName) { + if (meta.lazy) identNode = callExpression(identNode, []); + return identNode; + } + + let namespace = identifier(meta.name); + if (meta.lazy) namespace = callExpression(namespace, []); + + if (importName === "default" && meta.interop === "node-default") { + return namespace; + } + + const computed = metadata.stringSpecifiers.has(importName); + return memberExpression(namespace, computed ? stringLiteral(importName) : identifier(importName), computed); + } + }; + programPath.traverse(rewriteReferencesVisitor, rewriteReferencesVisitorState); +} + +const rewriteBindingInitVisitor = { + Scope(path) { + path.skip(); + }, + + ClassDeclaration(path) { + const { + requeueInParent, + exported, + metadata + } = this; + const { + id + } = path.node; + if (!id) throw new Error("Expected class to have a name"); + const localName = id.name; + const exportNames = exported.get(localName) || []; + + if (exportNames.length > 0) { + const statement = expressionStatement(buildBindingExportAssignmentExpression(metadata, exportNames, identifier(localName))); + statement._blockHoist = path.node._blockHoist; + requeueInParent(path.insertAfter(statement)[0]); + } + }, + + VariableDeclaration(path) { + const { + requeueInParent, + exported, + metadata + } = this; + Object.keys(path.getOuterBindingIdentifiers()).forEach(localName => { + const exportNames = exported.get(localName) || []; + + if (exportNames.length > 0) { + const statement = expressionStatement(buildBindingExportAssignmentExpression(metadata, exportNames, identifier(localName))); + statement._blockHoist = path.node._blockHoist; + requeueInParent(path.insertAfter(statement)[0]); + } + }); + } + +}; + +const buildBindingExportAssignmentExpression = (metadata, exportNames, localExpr) => { + return (exportNames || []).reduce((expr, exportName) => { + const { + stringSpecifiers + } = metadata; + const computed = stringSpecifiers.has(exportName); + return assignmentExpression("=", memberExpression(identifier(metadata.exportName), computed ? stringLiteral(exportName) : identifier(exportName), computed), expr); + }, localExpr); +}; + +const buildImportThrow = localName => { + return _template.default.expression.ast` + (function() { + throw new Error('"' + '${localName}' + '" is read-only.'); + })() + `; +}; + +const rewriteReferencesVisitor = { + ReferencedIdentifier(path) { + const { + seen, + buildImportReference, + scope, + imported, + requeueInParent + } = this; + if (seen.has(path.node)) return; + seen.add(path.node); + const localName = path.node.name; + const importData = imported.get(localName); + + if (importData) { + if (isInType(path)) { + throw path.buildCodeFrameError(`Cannot transform the imported binding "${localName}" since it's also used in a type annotation. ` + `Please strip type annotations using @babel/preset-typescript or @babel/preset-flow.`); + } + + const localBinding = path.scope.getBinding(localName); + const rootBinding = scope.getBinding(localName); + if (rootBinding !== localBinding) return; + const ref = buildImportReference(importData, path.node); + ref.loc = path.node.loc; + + if ((path.parentPath.isCallExpression({ + callee: path.node + }) || path.parentPath.isOptionalCallExpression({ + callee: path.node + }) || path.parentPath.isTaggedTemplateExpression({ + tag: path.node + })) && isMemberExpression(ref)) { + path.replaceWith(sequenceExpression([numericLiteral(0), ref])); + } else if (path.isJSXIdentifier() && isMemberExpression(ref)) { + const { + object, + property + } = ref; + path.replaceWith(jsxMemberExpression(jsxIdentifier(object.name), jsxIdentifier(property.name))); + } else { + path.replaceWith(ref); + } + + requeueInParent(path); + path.skip(); + } + }, + + AssignmentExpression: { + exit(path) { + const { + scope, + seen, + imported, + exported, + requeueInParent, + buildImportReference + } = this; + if (seen.has(path.node)) return; + seen.add(path.node); + const left = path.get("left"); + if (left.isMemberExpression()) return; + + if (left.isIdentifier()) { + const localName = left.node.name; + + if (scope.getBinding(localName) !== path.scope.getBinding(localName)) { + return; + } + + const exportedNames = exported.get(localName); + const importData = imported.get(localName); + + if ((exportedNames == null ? void 0 : exportedNames.length) > 0 || importData) { + _assert(path.node.operator === "=", "Path was not simplified"); + + const assignment = path.node; + + if (importData) { + assignment.left = buildImportReference(importData, assignment.left); + assignment.right = sequenceExpression([assignment.right, buildImportThrow(localName)]); + } + + path.replaceWith(buildBindingExportAssignmentExpression(this.metadata, exportedNames, assignment)); + requeueInParent(path); + } + } else { + const ids = left.getOuterBindingIdentifiers(); + const programScopeIds = Object.keys(ids).filter(localName => scope.getBinding(localName) === path.scope.getBinding(localName)); + const id = programScopeIds.find(localName => imported.has(localName)); + + if (id) { + path.node.right = sequenceExpression([path.node.right, buildImportThrow(id)]); + } + + const items = []; + programScopeIds.forEach(localName => { + const exportedNames = exported.get(localName) || []; + + if (exportedNames.length > 0) { + items.push(buildBindingExportAssignmentExpression(this.metadata, exportedNames, identifier(localName))); + } + }); + + if (items.length > 0) { + let node = sequenceExpression(items); + + if (path.parentPath.isExpressionStatement()) { + node = expressionStatement(node); + node._blockHoist = path.parentPath.node._blockHoist; + } + + const statement = path.insertAfter(node)[0]; + requeueInParent(statement); + } + } + } + + }, + + "ForOfStatement|ForInStatement"(path) { + const { + scope, + node + } = path; + const { + left + } = node; + const { + exported, + imported, + scope: programScope + } = this; + + if (!isVariableDeclaration(left)) { + let didTransformExport = false, + importConstViolationName; + const loopBodyScope = path.get("body").scope; + + for (const name of Object.keys(getOuterBindingIdentifiers(left))) { + if (programScope.getBinding(name) === scope.getBinding(name)) { + if (exported.has(name)) { + didTransformExport = true; + + if (loopBodyScope.hasOwnBinding(name)) { + loopBodyScope.rename(name); + } + } + + if (imported.has(name) && !importConstViolationName) { + importConstViolationName = name; + } + } + } + + if (!didTransformExport && !importConstViolationName) { + return; + } + + path.ensureBlock(); + const bodyPath = path.get("body"); + const newLoopId = scope.generateUidIdentifierBasedOnNode(left); + path.get("left").replaceWith(variableDeclaration("let", [variableDeclarator(cloneNode(newLoopId))])); + scope.registerDeclaration(path.get("left")); + + if (didTransformExport) { + bodyPath.unshiftContainer("body", expressionStatement(assignmentExpression("=", left, newLoopId))); + } + + if (importConstViolationName) { + bodyPath.unshiftContainer("body", expressionStatement(buildImportThrow(importConstViolationName))); + } + } + } + +};
\ No newline at end of file diff --git a/node_modules/@babel/helper-module-transforms/lib/rewrite-this.js b/node_modules/@babel/helper-module-transforms/lib/rewrite-this.js new file mode 100644 index 0000000..9165539 --- /dev/null +++ b/node_modules/@babel/helper-module-transforms/lib/rewrite-this.js @@ -0,0 +1,30 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = rewriteThis; + +var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor"); + +var _traverse = require("@babel/traverse"); + +var _t = require("@babel/types"); + +const { + numericLiteral, + unaryExpression +} = _t; + +function rewriteThis(programPath) { + (0, _traverse.default)(programPath.node, Object.assign({}, rewriteThisVisitor, { + noScope: true + })); +} + +const rewriteThisVisitor = _traverse.default.visitors.merge([_helperEnvironmentVisitor.default, { + ThisExpression(path) { + path.replaceWith(unaryExpression("void", numericLiteral(0), true)); + } + +}]);
\ No newline at end of file |