text: //// [assignmentCompatWithConstructSignatures4.ts]
  // checking assignment compatibility relations for function types.
  
  module Errors {
      class Base { foo: string; }
      class Derived extends Base { bar: string; }
      class Derived2 extends Derived { baz: string; }
      class OtherDerived extends Base { bing: string; }
  
      module WithNonGenericSignaturesInBaseType {
          // target type with non-generic call signatures
          var a2: new (x: number) => string[];
          var a7: new (x: (arg: Base) => Derived) => (r: Base) => Derived2;
          var a8: new (x: (arg: Base) => Derived, y: (arg2: Base) => Derived) => (r: Base) => Derived;
          var a10: new (...x: Base[]) => Base;
          var a11: new (x: { foo: string }, y: { foo: string; bar: string }) => Base;
          var a12: new (x: Array<Base>, y: Array<Derived2>) => Array<Derived>;
          var a14: {
                  new (x: number): number[];
                  new (x: string): string[];
              };
          var a15: new (x: { a: string; b: number }) => number;
          var a16: {
                  new (x: {
                      new (a: number): number;
                      new (a?: number): number;
                  }): number[];
                  new (x: {
                      new (a: boolean): boolean;
                      new (a?: boolean): boolean;
                  }): boolean[];
              };
          var a17: {
                  new (x: {
                      new <T extends Derived>(a: T): T;
                      new <T extends Base>(a: T): T;
                  }): any[];
                  new (x: {
                      new <T extends Derived2>(a: T): T;
                      new <T extends Base>(a: T): T;
                  }): any[];
              };
  
          var b2: new <T, U>(x: T) => U[]; 
          a2 = b2; // ok
          b2 = a2; // ok
  
          var b7: new <T extends Base, U extends Derived, V extends Derived2>(x: (arg: T) => U) => (r: T) => V;
          a7 = b7; // ok
          b7 = a7; // ok
  
          var b8: new <T extends Base, U extends Derived>(x: (arg: T) => U, y: (arg2: { foo: number; }) => U) => (r: T) => U; 
          a8 = b8; // error, type mismatch
          b8 = a8; // error
  
          
          var b10: new <T extends Derived>(...x: T[]) => T; 
          a10 = b10; // ok
          b10 = a10; // ok
  
          var b11: new <T extends Derived>(x: T, y: T) => T; 
          a11 = b11; // ok
          b11 = a11; // ok
  
          var b12: new <T extends Array<Derived2>>(x: Array<Base>, y: Array<Base>) => T; 
          a12 = b12; // ok
          b12 = a12; // ok
  
          var b15: new <T>(x: { a: T; b: T }) => T; 
          a15 = b15; // ok
          b15 = a15; // ok
  
          var b15a: new <T extends Base>(x: { a: T; b: T }) => number; 
          a15 = b15a; // ok
          b15a = a15; // ok
  
          var b16: new <T>(x: (a: T) => T) => T[];
          a16 = b16; // error
          b16 = a16; // error
  
          var b17: new <T>(x: (a: T) => T) => any[];
          a17 = b17; // error
          b17 = a17; // error
      }
  
      module WithGenericSignaturesInBaseType {
          // target type has generic call signature
          var a2: new <T>(x: T) => T[];
          var b2: new <T>(x: T) => string[];
          a2 = b2; // ok
          b2 = a2; // ok
  
          // target type has generic call signature
          var a3: new <T>(x: T) => string[];
          var b3: new <T>(x: T) => T[]; 
          a3 = b3; // ok
          b3 = a3; // ok
      }
  }
  
  //// [assignmentCompatWithConstructSignatures4.js]
  // checking assignment compatibility relations for function types.
  var __extends = (this && this.__extends) || function (d, b) {
      for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
      function __() { this.constructor = d; }
      d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
  };
  var Errors;
  (function (Errors) {
      var Base = (function () {
          function Base() {
          }
          return Base;
      }());
      var Derived = (function (_super) {
          __extends(Derived, _super);
          function Derived() {
              return _super.apply(this, arguments) || this;
          }
          return Derived;
      }(Base));
      var Derived2 = (function (_super) {
          __extends(Derived2, _super);
          function Derived2() {
              return _super.apply(this, arguments) || this;
          }
          return Derived2;
      }(Derived));
      var OtherDerived = (function (_super) {
          __extends(OtherDerived, _super);
          function OtherDerived() {
              return _super.apply(this, arguments) || this;
          }
          return OtherDerived;
      }(Base));
      var WithNonGenericSignaturesInBaseType;
      (function (WithNonGenericSignaturesInBaseType) {
          // target type with non-generic call signatures
          var a2;
          var a7;
          var a8;
          var a10;
          var a11;
          var a12;
          var a14;
          var a15;
          var a16;
          var a17;
          var b2;
          a2 = b2; // ok
          b2 = a2; // ok
          var b7;
          a7 = b7; // ok
          b7 = a7; // ok
          var b8;
          a8 = b8; // error, type mismatch
          b8 = a8; // error
          var b10;
          a10 = b10; // ok
          b10 = a10; // ok
          var b11;
          a11 = b11; // ok
          b11 = a11; // ok
          var b12;
          a12 = b12; // ok
          b12 = a12; // ok
          var b15;
          a15 = b15; // ok
          b15 = a15; // ok
          var b15a;
          a15 = b15a; // ok
          b15a = a15; // ok
          var b16;
          a16 = b16; // error
          b16 = a16; // error
          var b17;
          a17 = b17; // error
          b17 = a17; // error
      })(WithNonGenericSignaturesInBaseType || (WithNonGenericSignaturesInBaseType = {}));
      var WithGenericSignaturesInBaseType;
      (function (WithGenericSignaturesInBaseType) {
          // target type has generic call signature
          var a2;
          var b2;
          a2 = b2; // ok
          b2 = a2; // ok
          // target type has generic call signature
          var a3;
          var b3;
          a3 = b3; // ok
          b3 = a3; // ok
      })(WithGenericSignaturesInBaseType || (WithGenericSignaturesInBaseType = {}));
  })(Errors || (Errors = {}));
  