333 lines
6.3 KiB
Plaintext
333 lines
6.3 KiB
Plaintext
=== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/constructSignatureAssignabilityInInheritance4.ts ===
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// checking subtype relations for function types as it relates to contextual signature instantiation
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class Base { foo: string; }
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>Base : Base
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>foo : string
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class Derived extends Base { bar: string; }
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>Derived : Derived
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>Base : Base
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>bar : string
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class Derived2 extends Derived { baz: string; }
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>Derived2 : Derived2
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>Derived : Derived
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>baz : string
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class OtherDerived extends Base { bing: string; }
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>OtherDerived : OtherDerived
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>Base : Base
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>bing : string
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interface A { // T
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>A : A
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// M's
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a: new <T>(x: T) => T[];
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>a : new <T>(x: T) => T[]
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>T : T
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>x : T
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>T : T
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>T : T
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a2: new <T>(x: T) => string[];
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>a2 : new <T>(x: T) => string[]
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>T : T
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>x : T
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>T : T
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a3: new <T>(x: T) => void;
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>a3 : new <T>(x: T) => void
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>T : T
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>x : T
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>T : T
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a4: new <T, U>(x: T, y: U) => string;
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>a4 : new <T, U>(x: T, y: U) => string
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>T : T
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>U : U
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>x : T
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>T : T
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>y : U
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>U : U
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a5: new <T, U>(x: (arg: T) => U) => T;
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>a5 : new <T, U>(x: (arg: T) => U) => T
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>T : T
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>U : U
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>x : (arg: T) => U
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>arg : T
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>T : T
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>U : U
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>T : T
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a6: new <T extends Base>(x: (arg: T) => Derived) => T;
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>a6 : new <T extends Base>(x: (arg: T) => Derived) => T
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>T : T
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>Base : Base
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>x : (arg: T) => Derived
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>arg : T
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>T : T
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>Derived : Derived
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>T : T
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a11: new <T>(x: { foo: T }, y: { foo: T; bar: T }) => Base;
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>a11 : new <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
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>T : T
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>x : { foo: T; }
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>foo : T
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>T : T
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>y : { foo: T; bar: T; }
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>foo : T
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>T : T
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>bar : T
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>T : T
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>Base : Base
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a15: new <T>(x: { a: T; b: T }) => T[];
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>a15 : new <T>(x: { a: T; b: T; }) => T[]
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>T : T
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>x : { a: T; b: T; }
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>a : T
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>T : T
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>b : T
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>T : T
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>T : T
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a16: new <T extends Base>(x: { a: T; b: T }) => T[];
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>a16 : new <T extends Base>(x: { a: T; b: T; }) => T[]
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>T : T
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>Base : Base
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>x : { a: T; b: T; }
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>a : T
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>T : T
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>b : T
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>T : T
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>T : T
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a17: {
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>a17 : { new <T extends Base>(x: T): T[]; new <U extends Derived>(x: U): U[]; }
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new <T extends Base>(x: T): T[];
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>T : T
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>Base : Base
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>x : T
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>T : T
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>T : T
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new <U extends Derived>(x: U): U[];
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>U : U
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>Derived : Derived
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>x : U
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>U : U
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>U : U
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};
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a18: {
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>a18 : { new <T extends Derived>(x: T): number[]; new <U extends Base>(x: U): number[]; }
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new <T extends Derived>(x: T): number[];
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>T : T
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>Derived : Derived
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>x : T
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>T : T
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new <U extends Base>(x: U): number[];
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>U : U
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>Base : Base
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>x : U
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>U : U
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};
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a19: {
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>a19 : { new <T extends Derived>(x: new (a: T) => T): T[]; new <U extends Base>(x: new (a: U) => U): U[]; }
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new <T extends Derived>(x: new (a: T) => T): T[];
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>T : T
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>Derived : Derived
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>x : new (a: T) => T
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>a : T
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>T : T
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>T : T
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>T : T
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new <U extends Base>(x: new (a: U) => U): U[];
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>U : U
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>Base : Base
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>x : new (a: U) => U
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>a : U
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>U : U
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>U : U
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>U : U
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};
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a20: {
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>a20 : { new (x: { new <T extends Derived>(a: T): T; new <U extends Base>(a: U): U; }): any[]; new (x: { new <T extends Base>(a: T): T; new <U extends Derived2>(a: U): U; }): any[]; }
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new (x: {
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>x : { new <T extends Derived>(a: T): T; new <U extends Base>(a: U): U; }
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new <T extends Derived>(a: T): T;
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>T : T
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>Derived : Derived
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>a : T
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>T : T
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>T : T
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new <U extends Base>(a: U): U;
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>U : U
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>Base : Base
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>a : U
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>U : U
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>U : U
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}): any[];
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new (x: {
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>x : { new <T extends Base>(a: T): T; new <U extends Derived2>(a: U): U; }
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new <T extends Base>(a: T): T;
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>T : T
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>Base : Base
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>a : T
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>T : T
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>T : T
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new <U extends Derived2>(a: U): U;
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>U : U
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>Derived2 : Derived2
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>a : U
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>U : U
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>U : U
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}): any[];
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};
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}
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// S's
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interface I extends A {
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>I : I
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>A : A
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// N's
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a: new <T>(x: T) => T[]; // ok, instantiation of N is a subtype of M, T is number
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>a : new <T>(x: T) => T[]
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>T : T
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>x : T
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>T : T
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>T : T
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a2: new <T>(x: T) => string[]; // ok
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>a2 : new <T>(x: T) => string[]
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>T : T
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>x : T
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>T : T
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a3: new <T>(x: T) => T; // ok since Base returns void
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>a3 : new <T>(x: T) => T
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>T : T
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>x : T
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>T : T
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>T : T
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a4: new <T, U>(x: T, y: U) => string; // ok, instantiation of N is a subtype of M, T is string, U is number
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>a4 : new <T, U>(x: T, y: U) => string
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>T : T
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>U : U
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>x : T
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>T : T
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>y : U
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>U : U
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a5: new <T, U>(x: (arg: T) => U) => T; // ok, U is in a parameter position so inferences can be made
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>a5 : new <T, U>(x: (arg: T) => U) => T
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>T : T
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>U : U
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>x : (arg: T) => U
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>arg : T
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>T : T
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>U : U
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>T : T
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a6: new <T extends Base, U extends Derived>(x: (arg: T) => U) => T; // ok, same as a5 but with object type hierarchy
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>a6 : new <T extends Base, U extends Derived>(x: (arg: T) => U) => T
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>T : T
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>Base : Base
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>U : U
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>Derived : Derived
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>x : (arg: T) => U
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>arg : T
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>T : T
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>U : U
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>T : T
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a11: new <T, U>(x: { foo: T }, y: { foo: U; bar: U }) => Base; // ok
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>a11 : new <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
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>T : T
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>U : U
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>x : { foo: T; }
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>foo : T
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>T : T
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>y : { foo: U; bar: U; }
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>foo : U
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>U : U
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>bar : U
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>U : U
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>Base : Base
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a15: new <U, V>(x: { a: U; b: V; }) => U[]; // ok, T = U, T = V
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>a15 : new <U, V>(x: { a: U; b: V; }) => U[]
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>U : U
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>V : V
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>x : { a: U; b: V; }
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>a : U
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>U : U
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>b : V
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>V : V
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>U : U
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a16: new <T>(x: { a: T; b: T }) => T[]; // ok, more general parameter type
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>a16 : new <T>(x: { a: T; b: T; }) => T[]
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>T : T
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>x : { a: T; b: T; }
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>a : T
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>T : T
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>b : T
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>T : T
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>T : T
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a17: new <T extends Base>(x: T) => T[]; // ok, more general parameter type
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>a17 : new <T extends Base>(x: T) => T[]
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>T : T
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>Base : Base
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>x : T
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>T : T
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>T : T
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a18: new <T extends Base>(x: T) => number[]; // ok, more general parameter type
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>a18 : new <T extends Base>(x: T) => number[]
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>T : T
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>Base : Base
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>x : T
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>T : T
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a19: new <T extends Base>(x: new (a: T) => T) => T[]; // ok
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>a19 : new <T extends Base>(x: new (a: T) => T) => T[]
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>T : T
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>Base : Base
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>x : new (a: T) => T
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>a : T
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>T : T
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>T : T
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>T : T
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a20: new (x: new <T extends Base>(a: T) => T) => any[]; // ok
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>a20 : new (x: new <T extends Base>(a: T) => T) => any[]
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>x : new <T extends Base>(a: T) => T
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>T : T
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>Base : Base
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>a : T
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>T : T
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>T : T
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}
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