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node_modules/@babel/helper-create-class-features-plugin/lib/decorators.js

@@ -0,0 +1,174 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.buildDecoratedClass = buildDecoratedClass;
+exports.hasDecorators = hasDecorators;
+exports.hasOwnDecorators = hasOwnDecorators;
+
+var _core = require("@babel/core");
+
+var _helperReplaceSupers = require("@babel/helper-replace-supers");
+
+var _helperFunctionName = require("@babel/helper-function-name");
+
+function hasOwnDecorators(node) {
+  return !!(node.decorators && node.decorators.length);
+}
+
+function hasDecorators(node) {
+  return hasOwnDecorators(node) || node.body.body.some(hasOwnDecorators);
+}
+
+function prop(key, value) {
+  if (!value) return null;
+  return _core.types.objectProperty(_core.types.identifier(key), value);
+}
+
+function method(key, body) {
+  return _core.types.objectMethod("method", _core.types.identifier(key), [], _core.types.blockStatement(body));
+}
+
+function takeDecorators(node) {
+  let result;
+
+  if (node.decorators && node.decorators.length > 0) {
+    result = _core.types.arrayExpression(node.decorators.map(decorator => decorator.expression));
+  }
+
+  node.decorators = undefined;
+  return result;
+}
+
+function getKey(node) {
+  if (node.computed) {
+    return node.key;
+  } else if (_core.types.isIdentifier(node.key)) {
+    return _core.types.stringLiteral(node.key.name);
+  } else {
+    return _core.types.stringLiteral(String(node.key.value));
+  }
+}
+
+function extractElementDescriptor(file, classRef, superRef, path) {
+  const isMethod = path.isClassMethod();
+
+  if (path.isPrivate()) {
+    throw path.buildCodeFrameError(`Private ${isMethod ? "methods" : "fields"} in decorated classes are not supported yet.`);
+  }
+
+  if (path.node.type === "ClassAccessorProperty") {
+    throw path.buildCodeFrameError(`Accessor properties are not supported in 2018-09 decorator transform, please specify { "version": "2021-12" } instead.`);
+  }
+
+  if (path.node.type === "StaticBlock") {
+    throw path.buildCodeFrameError(`Static blocks are not supported in 2018-09 decorator transform, please specify { "version": "2021-12" } instead.`);
+  }
+
+  const {
+    node,
+    scope
+  } = path;
+
+  if (!path.isTSDeclareMethod()) {
+    new _helperReplaceSupers.default({
+      methodPath: path,
+      objectRef: classRef,
+      superRef,
+      file,
+      refToPreserve: classRef
+    }).replace();
+  }
+
+  const properties = [prop("kind", _core.types.stringLiteral(_core.types.isClassMethod(node) ? node.kind : "field")), prop("decorators", takeDecorators(node)), prop("static", node.static && _core.types.booleanLiteral(true)), prop("key", getKey(node))].filter(Boolean);
+
+  if (_core.types.isClassMethod(node)) {
+    const id = node.computed ? null : node.key;
+
+    const transformed = _core.types.toExpression(node);
+
+    properties.push(prop("value", (0, _helperFunctionName.default)({
+      node: transformed,
+      id,
+      scope
+    }) || transformed));
+  } else if (_core.types.isClassProperty(node) && node.value) {
+    properties.push(method("value", _core.template.statements.ast`return ${node.value}`));
+  } else {
+    properties.push(prop("value", scope.buildUndefinedNode()));
+  }
+
+  path.remove();
+  return _core.types.objectExpression(properties);
+}
+
+function addDecorateHelper(file) {
+  try {
+    return file.addHelper("decorate");
+  } catch (err) {
+    if (err.code === "BABEL_HELPER_UNKNOWN") {
+      err.message += "\n  '@babel/plugin-transform-decorators' in non-legacy mode" + " requires '@babel/core' version ^7.0.2 and you appear to be using" + " an older version.";
+    }
+
+    throw err;
+  }
+}
+
+function buildDecoratedClass(ref, path, elements, file) {
+  const {
+    node,
+    scope
+  } = path;
+  const initializeId = scope.generateUidIdentifier("initialize");
+  const isDeclaration = node.id && path.isDeclaration();
+  const isStrict = path.isInStrictMode();
+  const {
+    superClass
+  } = node;
+  node.type = "ClassDeclaration";
+  if (!node.id) node.id = _core.types.cloneNode(ref);
+  let superId;
+
+  if (superClass) {
+    superId = scope.generateUidIdentifierBasedOnNode(node.superClass, "super");
+    node.superClass = superId;
+  }
+
+  const classDecorators = takeDecorators(node);
+
+  const definitions = _core.types.arrayExpression(elements.filter(element => !element.node.abstract && element.node.type !== "TSIndexSignature").map(path => extractElementDescriptor(file, node.id, superId, path)));
+
+  const wrapperCall = _core.template.expression.ast`
+    ${addDecorateHelper(file)}(
+      ${classDecorators || _core.types.nullLiteral()},
+      function (${initializeId}, ${superClass ? _core.types.cloneNode(superId) : null}) {
+        ${node}
+        return { F: ${_core.types.cloneNode(node.id)}, d: ${definitions} };
+      },
+      ${superClass}
+    )
+  `;
+
+  if (!isStrict) {
+    wrapperCall.arguments[1].body.directives.push(_core.types.directive(_core.types.directiveLiteral("use strict")));
+  }
+
+  let replacement = wrapperCall;
+  let classPathDesc = "arguments.1.body.body.0";
+
+  if (isDeclaration) {
+    replacement = _core.template.statement.ast`let ${ref} = ${wrapperCall}`;
+    classPathDesc = "declarations.0.init." + classPathDesc;
+  }
+
+  return {
+    instanceNodes: [_core.template.statement.ast`${_core.types.cloneNode(initializeId)}(this)`],
+
+    wrapClass(path) {
+      path.replaceWith(replacement);
+      return path.get(classPathDesc);
+    }
+
+  };
+}

node_modules/@babel/helper-create-class-features-plugin/lib/features.js

@@ -0,0 +1,151 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.FEATURES = void 0;
+exports.enableFeature = enableFeature;
+exports.isLoose = isLoose;
+exports.shouldTransform = shouldTransform;
+
+var _decorators = require("./decorators");
+
+const FEATURES = Object.freeze({
+  fields: 1 << 1,
+  privateMethods: 1 << 2,
+  decorators: 1 << 3,
+  privateIn: 1 << 4,
+  staticBlocks: 1 << 5
+});
+exports.FEATURES = FEATURES;
+const featuresSameLoose = new Map([[FEATURES.fields, "@babel/plugin-proposal-class-properties"], [FEATURES.privateMethods, "@babel/plugin-proposal-private-methods"], [FEATURES.privateIn, "@babel/plugin-proposal-private-property-in-object"]]);
+const featuresKey = "@babel/plugin-class-features/featuresKey";
+const looseKey = "@babel/plugin-class-features/looseKey";
+const looseLowPriorityKey = "@babel/plugin-class-features/looseLowPriorityKey/#__internal__@babel/preset-env__please-overwrite-loose-instead-of-throwing";
+
+function enableFeature(file, feature, loose) {
+  if (!hasFeature(file, feature) || canIgnoreLoose(file, feature)) {
+    file.set(featuresKey, file.get(featuresKey) | feature);
+
+    if (loose === "#__internal__@babel/preset-env__prefer-true-but-false-is-ok-if-it-prevents-an-error") {
+      setLoose(file, feature, true);
+      file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) | feature);
+    } else if (loose === "#__internal__@babel/preset-env__prefer-false-but-true-is-ok-if-it-prevents-an-error") {
+      setLoose(file, feature, false);
+      file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) | feature);
+    } else {
+      setLoose(file, feature, loose);
+    }
+  }
+
+  let resolvedLoose;
+  let higherPriorityPluginName;
+
+  for (const [mask, name] of featuresSameLoose) {
+    if (!hasFeature(file, mask)) continue;
+    const loose = isLoose(file, mask);
+
+    if (canIgnoreLoose(file, mask)) {
+      continue;
+    } else if (resolvedLoose === !loose) {
+      throw new Error("'loose' mode configuration must be the same for @babel/plugin-proposal-class-properties, " + "@babel/plugin-proposal-private-methods and " + "@babel/plugin-proposal-private-property-in-object (when they are enabled).");
+    } else {
+      resolvedLoose = loose;
+      higherPriorityPluginName = name;
+    }
+  }
+
+  if (resolvedLoose !== undefined) {
+    for (const [mask, name] of featuresSameLoose) {
+      if (hasFeature(file, mask) && isLoose(file, mask) !== resolvedLoose) {
+        setLoose(file, mask, resolvedLoose);
+        console.warn(`Though the "loose" option was set to "${!resolvedLoose}" in your @babel/preset-env ` + `config, it will not be used for ${name} since the "loose" mode option was set to ` + `"${resolvedLoose}" for ${higherPriorityPluginName}.\nThe "loose" option must be the ` + `same for @babel/plugin-proposal-class-properties, @babel/plugin-proposal-private-methods ` + `and @babel/plugin-proposal-private-property-in-object (when they are enabled): you can ` + `silence this warning by explicitly adding\n` + `\t["${name}", { "loose": ${resolvedLoose} }]\n` + `to the "plugins" section of your Babel config.`);
+      }
+    }
+  }
+}
+
+function hasFeature(file, feature) {
+  return !!(file.get(featuresKey) & feature);
+}
+
+function isLoose(file, feature) {
+  return !!(file.get(looseKey) & feature);
+}
+
+function setLoose(file, feature, loose) {
+  if (loose) file.set(looseKey, file.get(looseKey) | feature);else file.set(looseKey, file.get(looseKey) & ~feature);
+  file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) & ~feature);
+}
+
+function canIgnoreLoose(file, feature) {
+  return !!(file.get(looseLowPriorityKey) & feature);
+}
+
+function shouldTransform(path, file) {
+  let decoratorPath = null;
+  let publicFieldPath = null;
+  let privateFieldPath = null;
+  let privateMethodPath = null;
+  let staticBlockPath = null;
+
+  if ((0, _decorators.hasOwnDecorators)(path.node)) {
+    decoratorPath = path.get("decorators.0");
+  }
+
+  for (const el of path.get("body.body")) {
+    if (!decoratorPath && (0, _decorators.hasOwnDecorators)(el.node)) {
+      decoratorPath = el.get("decorators.0");
+    }
+
+    if (!publicFieldPath && el.isClassProperty()) {
+      publicFieldPath = el;
+    }
+
+    if (!privateFieldPath && el.isClassPrivateProperty()) {
+      privateFieldPath = el;
+    }
+
+    if (!privateMethodPath && el.isClassPrivateMethod != null && el.isClassPrivateMethod()) {
+      privateMethodPath = el;
+    }
+
+    if (!staticBlockPath && el.isStaticBlock != null && el.isStaticBlock()) {
+      staticBlockPath = el;
+    }
+  }
+
+  if (decoratorPath && privateFieldPath) {
+    throw privateFieldPath.buildCodeFrameError("Private fields in decorated classes are not supported yet.");
+  }
+
+  if (decoratorPath && privateMethodPath) {
+    throw privateMethodPath.buildCodeFrameError("Private methods in decorated classes are not supported yet.");
+  }
+
+  if (decoratorPath && !hasFeature(file, FEATURES.decorators)) {
+    throw path.buildCodeFrameError("Decorators are not enabled." + "\nIf you are using " + '["@babel/plugin-proposal-decorators", { "version": "legacy" }], ' + 'make sure it comes *before* "@babel/plugin-proposal-class-properties" ' + "and enable loose mode, like so:\n" + '\t["@babel/plugin-proposal-decorators", { "version": "legacy" }]\n' + '\t["@babel/plugin-proposal-class-properties", { "loose": true }]');
+  }
+
+  if (privateMethodPath && !hasFeature(file, FEATURES.privateMethods)) {
+    throw privateMethodPath.buildCodeFrameError("Class private methods are not enabled. " + "Please add `@babel/plugin-proposal-private-methods` to your configuration.");
+  }
+
+  if ((publicFieldPath || privateFieldPath) && !hasFeature(file, FEATURES.fields) && !hasFeature(file, FEATURES.privateMethods)) {
+    throw path.buildCodeFrameError("Class fields are not enabled. " + "Please add `@babel/plugin-proposal-class-properties` to your configuration.");
+  }
+
+  if (staticBlockPath && !hasFeature(file, FEATURES.staticBlocks)) {
+    throw path.buildCodeFrameError("Static class blocks are not enabled. " + "Please add `@babel/plugin-proposal-class-static-block` to your configuration.");
+  }
+
+  if (decoratorPath || privateMethodPath || staticBlockPath) {
+    return true;
+  }
+
+  if ((publicFieldPath || privateFieldPath) && hasFeature(file, FEATURES.fields)) {
+    return true;
+  }
+
+  return false;
+}

node_modules/@babel/helper-create-class-features-plugin/lib/index.js

@@ -0,0 +1,236 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+Object.defineProperty(exports, "FEATURES", {
+  enumerable: true,
+  get: function () {
+    return _features.FEATURES;
+  }
+});
+exports.createClassFeaturePlugin = createClassFeaturePlugin;
+Object.defineProperty(exports, "enableFeature", {
+  enumerable: true,
+  get: function () {
+    return _features.enableFeature;
+  }
+});
+Object.defineProperty(exports, "injectInitialization", {
+  enumerable: true,
+  get: function () {
+    return _misc.injectInitialization;
+  }
+});
+
+var _core = require("@babel/core");
+
+var _helperFunctionName = require("@babel/helper-function-name");
+
+var _helperSplitExportDeclaration = require("@babel/helper-split-export-declaration");
+
+var _fields = require("./fields");
+
+var _decorators = require("./decorators");
+
+var _misc = require("./misc");
+
+var _features = require("./features");
+
+var _typescript = require("./typescript");
+
+const version = "7.18.9".split(".").reduce((v, x) => v * 1e5 + +x, 0);
+const versionKey = "@babel/plugin-class-features/version";
+
+function createClassFeaturePlugin({
+  name,
+  feature,
+  loose,
+  manipulateOptions,
+  api = {
+    assumption: () => void 0
+  },
+  inherits
+}) {
+  const setPublicClassFields = api.assumption("setPublicClassFields");
+  const privateFieldsAsProperties = api.assumption("privateFieldsAsProperties");
+  const constantSuper = api.assumption("constantSuper");
+  const noDocumentAll = api.assumption("noDocumentAll");
+
+  if (loose === true) {
+    const explicit = [];
+
+    if (setPublicClassFields !== undefined) {
+      explicit.push(`"setPublicClassFields"`);
+    }
+
+    if (privateFieldsAsProperties !== undefined) {
+      explicit.push(`"privateFieldsAsProperties"`);
+    }
+
+    if (explicit.length !== 0) {
+      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}`);
+    }
+  }
+
+  return {
+    name,
+    manipulateOptions,
+    inherits,
+
+    pre(file) {
+      (0, _features.enableFeature)(file, feature, loose);
+
+      if (!file.get(versionKey) || file.get(versionKey) < version) {
+        file.set(versionKey, version);
+      }
+    },
+
+    visitor: {
+      Class(path, {
+        file
+      }) {
+        if (file.get(versionKey) !== version) return;
+        if (!(0, _features.shouldTransform)(path, file)) return;
+        if (path.isClassDeclaration()) (0, _typescript.assertFieldTransformed)(path);
+        const loose = (0, _features.isLoose)(file, feature);
+        let constructor;
+        const isDecorated = (0, _decorators.hasDecorators)(path.node);
+        const props = [];
+        const elements = [];
+        const computedPaths = [];
+        const privateNames = new Set();
+        const body = path.get("body");
+
+        for (const path of body.get("body")) {
+          if ((path.isClassProperty() || path.isClassMethod()) && path.node.computed) {
+            computedPaths.push(path);
+          }
+
+          if (path.isPrivate()) {
+            const {
+              name
+            } = path.node.key.id;
+            const getName = `get ${name}`;
+            const setName = `set ${name}`;
+
+            if (path.isClassPrivateMethod()) {
+              if (path.node.kind === "get") {
+                if (privateNames.has(getName) || privateNames.has(name) && !privateNames.has(setName)) {
+                  throw path.buildCodeFrameError("Duplicate private field");
+                }
+
+                privateNames.add(getName).add(name);
+              } else if (path.node.kind === "set") {
+                if (privateNames.has(setName) || privateNames.has(name) && !privateNames.has(getName)) {
+                  throw path.buildCodeFrameError("Duplicate private field");
+                }
+
+                privateNames.add(setName).add(name);
+              }
+            } else {
+              if (privateNames.has(name) && !privateNames.has(getName) && !privateNames.has(setName) || privateNames.has(name) && (privateNames.has(getName) || privateNames.has(setName))) {
+                throw path.buildCodeFrameError("Duplicate private field");
+              }
+
+              privateNames.add(name);
+            }
+          }
+
+          if (path.isClassMethod({
+            kind: "constructor"
+          })) {
+            constructor = path;
+          } else {
+            elements.push(path);
+
+            if (path.isProperty() || path.isPrivate() || path.isStaticBlock != null && path.isStaticBlock()) {
+              props.push(path);
+            }
+          }
+        }
+
+        {
+          if (!props.length && !isDecorated) return;
+        }
+        const innerBinding = path.node.id;
+        let ref;
+
+        if (!innerBinding || path.isClassExpression()) {
+          (0, _helperFunctionName.default)(path);
+          ref = path.scope.generateUidIdentifier("class");
+        } else {
+          ref = _core.types.cloneNode(path.node.id);
+        }
+
+        const privateNamesMap = (0, _fields.buildPrivateNamesMap)(props);
+        const privateNamesNodes = (0, _fields.buildPrivateNamesNodes)(privateNamesMap, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, file);
+        (0, _fields.transformPrivateNamesUsage)(ref, path, privateNamesMap, {
+          privateFieldsAsProperties: privateFieldsAsProperties != null ? privateFieldsAsProperties : loose,
+          noDocumentAll,
+          innerBinding
+        }, file);
+        let keysNodes, staticNodes, instanceNodes, pureStaticNodes, wrapClass;
+        {
+          if (isDecorated) {
+            staticNodes = pureStaticNodes = keysNodes = [];
+            ({
+              instanceNodes,
+              wrapClass
+            } = (0, _decorators.buildDecoratedClass)(ref, path, elements, file));
+          } else {
+            keysNodes = (0, _misc.extractComputedKeys)(path, computedPaths, file);
+            ({
+              staticNodes,
+              pureStaticNodes,
+              instanceNodes,
+              wrapClass
+            } = (0, _fields.buildFieldsInitNodes)(ref, path.node.superClass, props, privateNamesMap, file, setPublicClassFields != null ? setPublicClassFields : loose, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, constantSuper != null ? constantSuper : loose, innerBinding));
+          }
+        }
+
+        if (instanceNodes.length > 0) {
+          (0, _misc.injectInitialization)(path, constructor, instanceNodes, (referenceVisitor, state) => {
+            {
+              if (isDecorated) return;
+            }
+
+            for (const prop of props) {
+              if (_core.types.isStaticBlock != null && _core.types.isStaticBlock(prop.node) || prop.node.static) continue;
+              prop.traverse(referenceVisitor, state);
+            }
+          });
+        }
+
+        const wrappedPath = wrapClass(path);
+        wrappedPath.insertBefore([...privateNamesNodes, ...keysNodes]);
+
+        if (staticNodes.length > 0) {
+          wrappedPath.insertAfter(staticNodes);
+        }
+
+        if (pureStaticNodes.length > 0) {
+          wrappedPath.find(parent => parent.isStatement() || parent.isDeclaration()).insertAfter(pureStaticNodes);
+        }
+      },
+
+      ExportDefaultDeclaration(path, {
+        file
+      }) {
+        {
+          if (file.get(versionKey) !== version) return;
+          const decl = path.get("declaration");
+
+          if (decl.isClassDeclaration() && (0, _decorators.hasDecorators)(decl.node)) {
+            if (decl.node.id) {
+              (0, _helperSplitExportDeclaration.default)(path);
+            } else {
+              decl.node.type = "ClassExpression";
+            }
+          }
+        }
+      }
+
+    }
+  };
+}

node_modules/@babel/helper-create-class-features-plugin/lib/misc.js

@@ -0,0 +1,129 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.extractComputedKeys = extractComputedKeys;
+exports.injectInitialization = injectInitialization;
+
+var _core = require("@babel/core");
+
+var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
+
+const findBareSupers = _core.traverse.visitors.merge([{
+  Super(path) {
+    const {
+      node,
+      parentPath
+    } = path;
+
+    if (parentPath.isCallExpression({
+      callee: node
+    })) {
+      this.push(parentPath);
+    }
+  }
+
+}, _helperEnvironmentVisitor.default]);
+
+const referenceVisitor = {
+  "TSTypeAnnotation|TypeAnnotation"(path) {
+    path.skip();
+  },
+
+  ReferencedIdentifier(path, {
+    scope
+  }) {
+    if (scope.hasOwnBinding(path.node.name)) {
+      scope.rename(path.node.name);
+      path.skip();
+    }
+  }
+
+};
+
+function handleClassTDZ(path, state) {
+  if (state.classBinding && state.classBinding === path.scope.getBinding(path.node.name)) {
+    const classNameTDZError = state.file.addHelper("classNameTDZError");
+
+    const throwNode = _core.types.callExpression(classNameTDZError, [_core.types.stringLiteral(path.node.name)]);
+
+    path.replaceWith(_core.types.sequenceExpression([throwNode, path.node]));
+    path.skip();
+  }
+}
+
+const classFieldDefinitionEvaluationTDZVisitor = {
+  ReferencedIdentifier: handleClassTDZ
+};
+
+function injectInitialization(path, constructor, nodes, renamer) {
+  if (!nodes.length) return;
+  const isDerived = !!path.node.superClass;
+
+  if (!constructor) {
+    const newConstructor = _core.types.classMethod("constructor", _core.types.identifier("constructor"), [], _core.types.blockStatement([]));
+
+    if (isDerived) {
+      newConstructor.params = [_core.types.restElement(_core.types.identifier("args"))];
+      newConstructor.body.body.push(_core.template.statement.ast`super(...args)`);
+    }
+
+    [constructor] = path.get("body").unshiftContainer("body", newConstructor);
+  }
+
+  if (renamer) {
+    renamer(referenceVisitor, {
+      scope: constructor.scope
+    });
+  }
+
+  if (isDerived) {
+    const bareSupers = [];
+    constructor.traverse(findBareSupers, bareSupers);
+    let isFirst = true;
+
+    for (const bareSuper of bareSupers) {
+      if (isFirst) {
+        bareSuper.insertAfter(nodes);
+        isFirst = false;
+      } else {
+        bareSuper.insertAfter(nodes.map(n => _core.types.cloneNode(n)));
+      }
+    }
+  } else {
+    constructor.get("body").unshiftContainer("body", nodes);
+  }
+}
+
+function extractComputedKeys(path, computedPaths, file) {
+  const declarations = [];
+  const state = {
+    classBinding: path.node.id && path.scope.getBinding(path.node.id.name),
+    file
+  };
+
+  for (const computedPath of computedPaths) {
+    const computedKey = computedPath.get("key");
+
+    if (computedKey.isReferencedIdentifier()) {
+      handleClassTDZ(computedKey, state);
+    } else {
+      computedKey.traverse(classFieldDefinitionEvaluationTDZVisitor, state);
+    }
+
+    const computedNode = computedPath.node;
+
+    if (!computedKey.isConstantExpression()) {
+      const ident = path.scope.generateUidIdentifierBasedOnNode(computedNode.key);
+      path.scope.push({
+        id: ident,
+        kind: "let"
+      });
+      declarations.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(ident), computedNode.key)));
+      computedNode.key = _core.types.cloneNode(ident);
+    }
+  }
+
+  return declarations;
+}

node_modules/@babel/helper-create-class-features-plugin/lib/typescript.js

@@ -0,0 +1,12 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.assertFieldTransformed = assertFieldTransformed;
+
+function assertFieldTransformed(path) {
+  if (path.node.declare) {
+    throw path.buildCodeFrameError(`TypeScript 'declare' fields must first be transformed by ` + `@babel/plugin-transform-typescript.\n` + `If you have already enabled that plugin (or '@babel/preset-typescript'), make sure ` + `that it runs before any plugin related to additional class features:\n` + ` - @babel/plugin-proposal-class-properties\n` + ` - @babel/plugin-proposal-private-methods\n` + ` - @babel/plugin-proposal-decorators`);
+  }
+}