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node_modules/@babel/helper-replace-supers/lib/index.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var _helperMemberExpressionToFunctions = require("@babel/helper-member-expression-to-functions");
+var _helperOptimiseCallExpression = require("@babel/helper-optimise-call-expression");
+var _core = require("@babel/core");
+var _traverse = require("@babel/traverse");
+const {
+  assignmentExpression,
+  callExpression,
+  cloneNode,
+  identifier,
+  memberExpression,
+  sequenceExpression,
+  stringLiteral,
+  thisExpression
+} = _core.types;
+{
+  exports.environmentVisitor = _traverse.visitors.environmentVisitor({});
+  exports.skipAllButComputedKey = function skipAllButComputedKey(path) {
+    path.skip();
+    if (path.node.computed) {
+      path.context.maybeQueue(path.get("key"));
+    }
+  };
+}
+const visitor = _traverse.visitors.environmentVisitor({
+  Super(path, state) {
+    const {
+      node,
+      parentPath
+    } = path;
+    if (!parentPath.isMemberExpression({
+      object: node
+    })) return;
+    state.handle(parentPath);
+  }
+});
+const unshadowSuperBindingVisitor = _traverse.visitors.environmentVisitor({
+  Scopable(path, {
+    refName
+  }) {
+    const binding = path.scope.getOwnBinding(refName);
+    if (binding && binding.identifier.name === refName) {
+      path.scope.rename(refName);
+    }
+  }
+});
+const specHandlers = {
+  memoise(superMember, count) {
+    const {
+      scope,
+      node
+    } = superMember;
+    const {
+      computed,
+      property
+    } = node;
+    if (!computed) {
+      return;
+    }
+    const memo = scope.maybeGenerateMemoised(property);
+    if (!memo) {
+      return;
+    }
+    this.memoiser.set(property, memo, count);
+  },
+  prop(superMember) {
+    const {
+      computed,
+      property
+    } = superMember.node;
+    if (this.memoiser.has(property)) {
+      return cloneNode(this.memoiser.get(property));
+    }
+    if (computed) {
+      return cloneNode(property);
+    }
+    return stringLiteral(property.name);
+  },
+  _getPrototypeOfExpression() {
+    const objectRef = cloneNode(this.getObjectRef());
+    const targetRef = this.isStatic || this.isPrivateMethod ? objectRef : memberExpression(objectRef, identifier("prototype"));
+    return callExpression(this.file.addHelper("getPrototypeOf"), [targetRef]);
+  },
+  get(superMember) {
+    const objectRef = cloneNode(this.getObjectRef());
+    return callExpression(this.file.addHelper("superPropGet"), [this.isDerivedConstructor ? sequenceExpression([thisExpression(), objectRef]) : objectRef, this.prop(superMember), thisExpression(), ...(this.isStatic || this.isPrivateMethod ? [] : [_core.types.numericLiteral(1)])]);
+  },
+  _call(superMember, args, optional) {
+    const objectRef = cloneNode(this.getObjectRef());
+    let argsNode;
+    if (args.length === 1 && _core.types.isSpreadElement(args[0]) && (_core.types.isIdentifier(args[0].argument) || _core.types.isArrayExpression(args[0].argument))) {
+      argsNode = args[0].argument;
+    } else {
+      argsNode = _core.types.arrayExpression(args);
+    }
+    const call = _core.types.callExpression(this.file.addHelper("superPropGet"), [this.isDerivedConstructor ? sequenceExpression([thisExpression(), objectRef]) : objectRef, this.prop(superMember), thisExpression(), _core.types.numericLiteral(2 | (this.isStatic || this.isPrivateMethod ? 0 : 1))]);
+    if (optional) {
+      return _core.types.optionalCallExpression(call, [argsNode], true);
+    }
+    return callExpression(call, [argsNode]);
+  },
+  set(superMember, value) {
+    const objectRef = cloneNode(this.getObjectRef());
+    return callExpression(this.file.addHelper("superPropSet"), [this.isDerivedConstructor ? sequenceExpression([thisExpression(), objectRef]) : objectRef, this.prop(superMember), value, thisExpression(), _core.types.numericLiteral(superMember.isInStrictMode() ? 1 : 0), ...(this.isStatic || this.isPrivateMethod ? [] : [_core.types.numericLiteral(1)])]);
+  },
+  destructureSet(superMember) {
+    throw superMember.buildCodeFrameError(`Destructuring to a super field is not supported yet.`);
+  },
+  call(superMember, args) {
+    return this._call(superMember, args, false);
+  },
+  optionalCall(superMember, args) {
+    return this._call(superMember, args, true);
+  },
+  delete(superMember) {
+    if (superMember.node.computed) {
+      return sequenceExpression([callExpression(this.file.addHelper("toPropertyKey"), [cloneNode(superMember.node.property)]), _core.template.expression.ast`
+          function () { throw new ReferenceError("'delete super[expr]' is invalid"); }()
+        `]);
+    } else {
+      return _core.template.expression.ast`
+        function () { throw new ReferenceError("'delete super.prop' is invalid"); }()
+      `;
+    }
+  }
+};
+const specHandlers_old = {
+  memoise(superMember, count) {
+    const {
+      scope,
+      node
+    } = superMember;
+    const {
+      computed,
+      property
+    } = node;
+    if (!computed) {
+      return;
+    }
+    const memo = scope.maybeGenerateMemoised(property);
+    if (!memo) {
+      return;
+    }
+    this.memoiser.set(property, memo, count);
+  },
+  prop(superMember) {
+    const {
+      computed,
+      property
+    } = superMember.node;
+    if (this.memoiser.has(property)) {
+      return cloneNode(this.memoiser.get(property));
+    }
+    if (computed) {
+      return cloneNode(property);
+    }
+    return stringLiteral(property.name);
+  },
+  _getPrototypeOfExpression() {
+    const objectRef = cloneNode(this.getObjectRef());
+    const targetRef = this.isStatic || this.isPrivateMethod ? objectRef : memberExpression(objectRef, identifier("prototype"));
+    return callExpression(this.file.addHelper("getPrototypeOf"), [targetRef]);
+  },
+  get(superMember) {
+    return this._get(superMember);
+  },
+  _get(superMember) {
+    const proto = this._getPrototypeOfExpression();
+    return callExpression(this.file.addHelper("get"), [this.isDerivedConstructor ? sequenceExpression([thisExpression(), proto]) : proto, this.prop(superMember), thisExpression()]);
+  },
+  set(superMember, value) {
+    const proto = this._getPrototypeOfExpression();
+    return callExpression(this.file.addHelper("set"), [this.isDerivedConstructor ? sequenceExpression([thisExpression(), proto]) : proto, this.prop(superMember), value, thisExpression(), _core.types.booleanLiteral(superMember.isInStrictMode())]);
+  },
+  destructureSet(superMember) {
+    throw superMember.buildCodeFrameError(`Destructuring to a super field is not supported yet.`);
+  },
+  call(superMember, args) {
+    return (0, _helperOptimiseCallExpression.default)(this._get(superMember), thisExpression(), args, false);
+  },
+  optionalCall(superMember, args) {
+    return (0, _helperOptimiseCallExpression.default)(this._get(superMember), cloneNode(thisExpression()), args, true);
+  },
+  delete(superMember) {
+    if (superMember.node.computed) {
+      return sequenceExpression([callExpression(this.file.addHelper("toPropertyKey"), [cloneNode(superMember.node.property)]), _core.template.expression.ast`
+          function () { throw new ReferenceError("'delete super[expr]' is invalid"); }()
+        `]);
+    } else {
+      return _core.template.expression.ast`
+        function () { throw new ReferenceError("'delete super.prop' is invalid"); }()
+      `;
+    }
+  }
+};
+const looseHandlers = Object.assign({}, specHandlers, {
+  prop(superMember) {
+    const {
+      property
+    } = superMember.node;
+    if (this.memoiser.has(property)) {
+      return cloneNode(this.memoiser.get(property));
+    }
+    return cloneNode(property);
+  },
+  get(superMember) {
+    const {
+      isStatic,
+      getSuperRef
+    } = this;
+    const {
+      computed
+    } = superMember.node;
+    const prop = this.prop(superMember);
+    let object;
+    if (isStatic) {
+      var _getSuperRef;
+      object = (_getSuperRef = getSuperRef()) != null ? _getSuperRef : memberExpression(identifier("Function"), identifier("prototype"));
+    } else {
+      var _getSuperRef2;
+      object = memberExpression((_getSuperRef2 = getSuperRef()) != null ? _getSuperRef2 : identifier("Object"), identifier("prototype"));
+    }
+    return memberExpression(object, prop, computed);
+  },
+  set(superMember, value) {
+    const {
+      computed
+    } = superMember.node;
+    const prop = this.prop(superMember);
+    return assignmentExpression("=", memberExpression(thisExpression(), prop, computed), value);
+  },
+  destructureSet(superMember) {
+    const {
+      computed
+    } = superMember.node;
+    const prop = this.prop(superMember);
+    return memberExpression(thisExpression(), prop, computed);
+  },
+  call(superMember, args) {
+    return (0, _helperOptimiseCallExpression.default)(this.get(superMember), thisExpression(), args, false);
+  },
+  optionalCall(superMember, args) {
+    return (0, _helperOptimiseCallExpression.default)(this.get(superMember), thisExpression(), args, true);
+  }
+});
+class ReplaceSupers {
+  constructor(opts) {
+    var _opts$constantSuper;
+    const path = opts.methodPath;
+    this.methodPath = path;
+    this.isDerivedConstructor = path.isClassMethod({
+      kind: "constructor"
+    }) && !!opts.superRef;
+    this.isStatic = path.isObjectMethod() || path.node.static || (path.isStaticBlock == null ? void 0 : path.isStaticBlock());
+    this.isPrivateMethod = path.isPrivate() && path.isMethod();
+    this.file = opts.file;
+    this.constantSuper = (_opts$constantSuper = opts.constantSuper) != null ? _opts$constantSuper : opts.isLoose;
+    this.opts = opts;
+  }
+  getObjectRef() {
+    return cloneNode(this.opts.objectRef || this.opts.getObjectRef());
+  }
+  getSuperRef() {
+    if (this.opts.superRef) return cloneNode(this.opts.superRef);
+    if (this.opts.getSuperRef) {
+      return cloneNode(this.opts.getSuperRef());
+    }
+  }
+  replace() {
+    const {
+      methodPath
+    } = this;
+    if (this.opts.refToPreserve) {
+      methodPath.traverse(unshadowSuperBindingVisitor, {
+        refName: this.opts.refToPreserve.name
+      });
+    }
+    const handler = this.constantSuper ? looseHandlers : this.file.availableHelper("superPropSet") ? specHandlers : specHandlers_old;
+    visitor.shouldSkip = path => {
+      if (path.parentPath === methodPath) {
+        if (path.parentKey === "decorators" || path.parentKey === "key") {
+          return true;
+        }
+      }
+    };
+    (0, _helperMemberExpressionToFunctions.default)(methodPath, visitor, Object.assign({
+      file: this.file,
+      scope: this.methodPath.scope,
+      isDerivedConstructor: this.isDerivedConstructor,
+      isStatic: this.isStatic,
+      isPrivateMethod: this.isPrivateMethod,
+      getObjectRef: this.getObjectRef.bind(this),
+      getSuperRef: this.getSuperRef.bind(this),
+      boundGet: handler.get
+    }, handler));
+  }
+}
+exports.default = ReplaceSupers;
+
+//# sourceMappingURL=index.js.map