2014-07-13 01:04:16 +02:00
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//// [assignmentCompatWithObjectMembersOptionality.ts]
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// Derived member is not optional but base member is, should be ok
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class Base { foo: string; }
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class Derived extends Base { bar: string; }
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class Derived2 extends Derived { baz: string; }
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module TargetHasOptional {
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// targets
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interface C {
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opt?: Base
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}
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var c: C;
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var a: { opt?: Base; }
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var b: typeof a = { opt: new Base() }
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// sources
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interface D {
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opt: Base;
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}
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interface E {
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opt: Derived;
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}
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interface F {
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opt?: Derived;
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}
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var d: D;
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var e: E;
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var f: F;
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// all ok
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c = d;
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c = e;
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c = f;
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c = a;
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a = d;
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a = e;
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a = f;
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a = c;
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b = d;
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b = e;
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b = f;
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b = a;
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b = c;
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}
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module SourceHasOptional {
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// targets
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interface C {
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opt: Base
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}
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var c: C;
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var a: { opt: Base; }
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var b = { opt: new Base() }
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// sources
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interface D {
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opt?: Base;
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}
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interface E {
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opt?: Derived;
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}
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interface F {
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opt: Derived;
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}
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var d: D;
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var e: E;
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var f: F;
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c = d; // error
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c = e; // error
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c = f; // ok
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c = a; // ok
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a = d; // error
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a = e; // error
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a = f; // ok
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a = c; // ok
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b = d; // error
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b = e; // error
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b = f; // ok
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b = a; // ok
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b = c; // ok
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}
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//// [assignmentCompatWithObjectMembersOptionality.js]
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2014-08-19 19:43:13 +02:00
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// Derived member is not optional but base member is, should be ok
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2014-07-13 01:04:16 +02:00
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var __extends = this.__extends || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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__.prototype = b.prototype;
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d.prototype = new __();
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};
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var Base = (function () {
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function Base() {
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}
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return Base;
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})();
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var Derived = (function (_super) {
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__extends(Derived, _super);
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function Derived() {
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_super.apply(this, arguments);
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}
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return Derived;
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})(Base);
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var Derived2 = (function (_super) {
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__extends(Derived2, _super);
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function Derived2() {
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_super.apply(this, arguments);
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}
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return Derived2;
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})(Derived);
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var TargetHasOptional;
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(function (TargetHasOptional) {
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var c;
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var a;
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2015-03-26 21:46:35 +01:00
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var b = { opt: new Base() };
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2014-07-13 01:04:16 +02:00
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var d;
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var e;
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var f;
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2014-08-16 00:49:09 +02:00
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// all ok
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2014-07-13 01:04:16 +02:00
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c = d;
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c = e;
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c = f;
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c = a;
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a = d;
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a = e;
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a = f;
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a = c;
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b = d;
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b = e;
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b = f;
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b = a;
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b = c;
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})(TargetHasOptional || (TargetHasOptional = {}));
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var SourceHasOptional;
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(function (SourceHasOptional) {
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var c;
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var a;
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2015-03-26 21:46:35 +01:00
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var b = { opt: new Base() };
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2014-07-13 01:04:16 +02:00
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var d;
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var e;
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var f;
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2014-08-16 00:49:09 +02:00
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c = d; // error
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c = e; // error
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c = f; // ok
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c = a; // ok
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a = d; // error
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a = e; // error
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a = f; // ok
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a = c; // ok
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b = d; // error
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b = e; // error
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b = f; // ok
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b = a; // ok
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b = c; // ok
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2014-07-13 01:04:16 +02:00
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})(SourceHasOptional || (SourceHasOptional = {}));
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