“use strict”;

Object.defineProperty(exports, “__esModule”, {

value: true

}); exports.default = exports.environmentVisitor = void 0;

function _traverse() {

const data = _interopRequireDefault(require("@babel/traverse"));

_traverse = function () {
  return data;
};

return data;

}

function _helperMemberExpressionToFunctions() {

const data = _interopRequireDefault(require("@babel/helper-member-expression-to-functions"));

_helperMemberExpressionToFunctions = function () {
  return data;
};

return data;

}

function _helperOptimiseCallExpression() {

const data = _interopRequireDefault(require("@babel/helper-optimise-call-expression"));

_helperOptimiseCallExpression = function () {
  return data;
};

return data;

}

function t() {

const data = _interopRequireWildcard(require("@babel/types"));

t = function () {
  return data;
};

return data;

}

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj = obj; } } } } newObj.default = obj; return newObj; } }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function getPrototypeOfExpression(objectRef, isStatic, file, isPrivateMethod) {

objectRef = t().cloneNode(objectRef);
const targetRef = isStatic || isPrivateMethod ? objectRef : t().memberExpression(objectRef, t().identifier("prototype"));
return t().callExpression(file.addHelper("getPrototypeOf"), [targetRef]);

}

function skipAllButComputedKey(path) {

if (!path.node.computed) {
  path.skip();
  return;
}

const keys = t().VISITOR_KEYS[path.type];

for (const key of keys) {
  if (key !== "key") path.skipKey(key);
}

}

const environmentVisitor = {

TypeAnnotation(path) {
  path.skip();
},

Function(path) {
  if (path.isMethod()) return;
  if (path.isArrowFunctionExpression()) return;
  path.skip();
},

"Method|ClassProperty|ClassPrivateProperty"(path) {
  skipAllButComputedKey(path);
}

}; exports.environmentVisitor = environmentVisitor;

const visitor = _traverse().default.visitors.merge([environmentVisitor, {

Super(path, state) {
  const {
    node,
    parentPath
  } = path;
  if (!parentPath.isMemberExpression({
    object: node
  })) return;
  state.handle(parentPath);
}

}]);

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 t().cloneNode(this.memoiser.get(property));
  }

  if (computed) {
    return t().cloneNode(property);
  }

  return t().stringLiteral(property.name);
},

get(superMember) {
  return t().callExpression(this.file.addHelper("get"), [getPrototypeOfExpression(this.getObjectRef(), this.isStatic, this.file, this.isPrivateMethod), this.prop(superMember), t().thisExpression()]);
},

set(superMember, value) {
  return t().callExpression(this.file.addHelper("set"), [getPrototypeOfExpression(this.getObjectRef(), this.isStatic, this.file, this.isPrivateMethod), this.prop(superMember), value, t().thisExpression(), t().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), t().thisExpression(), args);
}

}; const looseHandlers = Object.assign({}, specHandlers, {

prop(superMember) {
  const {
    property
  } = superMember.node;

  if (this.memoiser.has(property)) {
    return t().cloneNode(this.memoiser.get(property));
  }

  return t().cloneNode(property);
},

get(superMember) {
  const {
    isStatic,
    superRef
  } = this;
  const {
    computed
  } = superMember.node;
  const prop = this.prop(superMember);
  let object;

  if (isStatic) {
    object = superRef ? t().cloneNode(superRef) : t().memberExpression(t().identifier("Function"), t().identifier("prototype"));
  } else {
    object = superRef ? t().memberExpression(t().cloneNode(superRef), t().identifier("prototype")) : t().memberExpression(t().identifier("Object"), t().identifier("prototype"));
  }

  return t().memberExpression(object, prop, computed);
},

set(superMember, value) {
  const {
    computed
  } = superMember.node;
  const prop = this.prop(superMember);
  return t().assignmentExpression("=", t().memberExpression(t().thisExpression(), prop, computed), value);
},

destructureSet(superMember) {
  const {
    computed
  } = superMember.node;
  const prop = this.prop(superMember);
  return t().memberExpression(t().thisExpression(), prop, computed);
}

});

class ReplaceSupers {

constructor(opts) {
  const path = opts.methodPath;
  this.methodPath = path;
  this.isStatic = path.isObjectMethod() || path.node.static;
  this.isPrivateMethod = path.isPrivate() && path.isMethod();
  this.file = opts.file;
  this.superRef = opts.superRef;
  this.isLoose = opts.isLoose;
  this.opts = opts;
}

getObjectRef() {
  return t().cloneNode(this.opts.objectRef || this.opts.getObjectRef());
}

replace() {
  const handler = this.isLoose ? looseHandlers : specHandlers;
  (0, _helperMemberExpressionToFunctions().default)(this.methodPath, visitor, Object.assign({
    file: this.file,
    isStatic: this.isStatic,
    isPrivateMethod: this.isPrivateMethod,
    getObjectRef: this.getObjectRef.bind(this),
    superRef: this.superRef
  }, handler));
}

}

exports.default = ReplaceSupers;