* Change the default type parameter constraint and default to unknown from {} * Relax unknown checking outside of strictNullChecks a bit * Increase strictness on index signatures with type `unknown` so inference doesnt change surprisingly * Remove redundant switch
2049 lines
44 KiB
Text
2049 lines
44 KiB
Text
=== tests/cases/compiler/genericDefaults.ts ===
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interface A { a: number; }
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>a : number
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interface B { b: number; }
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>b : number
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interface C { c: number; }
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>c : number
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interface D { d: number; }
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>d : number
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interface AB { a: number; b: number; }
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>a : number
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>b : number
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interface BC { b: number; c: number; }
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>b : number
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>c : number
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declare const a: A;
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>a : A
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declare const b: B;
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>b : B
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declare const c: C;
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>c : C
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declare const d: D;
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>d : D
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declare const ab: AB;
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>ab : AB
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declare const bc: BC;
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>bc : BC
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declare const x: any;
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>x : any
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// function without type parameters
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declare function f00(a?: A): A;
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>f00 : (a?: A) => A
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>a : A
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// no inference
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f00();
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>f00() : A
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>f00 : (a?: A) => A
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f00(a);
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>f00(a) : A
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>f00 : (a?: A) => A
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>a : A
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// function with a type parameter without a default
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declare function f01<T>(a?: T): T;
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>f01 : <T>(a?: T) => T
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>a : T
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// inference
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f01();
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>f01() : unknown
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>f01 : <T>(a?: T) => T
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f01(a);
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>f01(a) : A
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>f01 : <T>(a?: T) => T
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>a : A
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// no inference, fully supplied
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f01<A>();
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>f01<A>() : A
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>f01 : <T>(a?: T) => T
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f01<A>(a);
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>f01<A>(a) : A
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>f01 : <T>(a?: T) => T
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>a : A
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// function with a type paramter with a default
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declare function f02<T = A>(a?: T): T;
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>f02 : <T = A>(a?: T) => T
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>a : T
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// inference
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f02();
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>f02() : A
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>f02 : <T = A>(a?: T) => T
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f02(a);
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>f02(a) : A
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>f02 : <T = A>(a?: T) => T
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>a : A
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f02(b);
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>f02(b) : B
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>f02 : <T = A>(a?: T) => T
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>b : B
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// no inference, fully supplied
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f02<A>();
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>f02<A>() : A
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>f02 : <T = A>(a?: T) => T
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f02<A>(a);
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>f02<A>(a) : A
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>f02 : <T = A>(a?: T) => T
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>a : A
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f02<B>();
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>f02<B>() : B
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>f02 : <T = A>(a?: T) => T
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f02<B>(b);
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>f02<B>(b) : B
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>f02 : <T = A>(a?: T) => T
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>b : B
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// function with a type parameter with a default that refers to itself
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declare function f03<T = T>(a?: T): T;
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>f03 : <T = T>(a?: T) => T
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>a : T
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// inference
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f03();
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>f03() : unknown
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>f03 : <T = T>(a?: T) => T
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f03(a);
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>f03(a) : A
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>f03 : <T = T>(a?: T) => T
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>a : A
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f03(b);
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>f03(b) : B
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>f03 : <T = T>(a?: T) => T
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>b : B
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// no inference, fully supplied
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f03<A>();
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>f03<A>() : A
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>f03 : <T = T>(a?: T) => T
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f03<A>(a);
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>f03<A>(a) : A
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>f03 : <T = T>(a?: T) => T
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>a : A
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f03<B>();
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>f03<B>() : B
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>f03 : <T = T>(a?: T) => T
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f03<B>(b);
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>f03<B>(b) : B
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>f03 : <T = T>(a?: T) => T
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>b : B
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// function with a type paramter without a default and a type parameter with a default
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declare function f04<T, U = B>(a?: T, b?: U): [T, U];
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : T
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>b : U
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// inference
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f04();
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>f04() : [unknown, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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f04(a);
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>f04(a) : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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f04(a, b);
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>f04(a, b) : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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f04(a, c);
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>f04(a, c) : [A, C]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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>c : C
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// no inference, partially supplied
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f04<A>();
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>f04<A>() : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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f04<A>(a);
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>f04<A>(a) : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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f04<A>(a, b);
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>f04<A>(a, b) : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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// no inference, fully supplied
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f04<A, B>();
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>f04<A, B>() : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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f04<A, B>(a);
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>f04<A, B>(a) : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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f04<A, B>(a, b);
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>f04<A, B>(a, b) : [A, B]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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f04<A, C>();
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>f04<A, C>() : [A, C]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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f04<A, C>(a);
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>f04<A, C>(a) : [A, C]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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f04<A, C>(a, c);
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>f04<A, C>(a, c) : [A, C]
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>f04 : <T, U = B>(a?: T, b?: U) => [T, U]
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>a : A
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>c : C
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// function with a type parameter without a default and a type parameter with a default that refers to an earlier type parameter
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declare function f05<T, U = T>(a?: T, b?: U): [T, U];
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : T
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>b : U
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// inference
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f05();
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>f05() : [unknown, unknown]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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f05(a);
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>f05(a) : [A, A]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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f05(a, a);
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>f05(a, a) : [A, A]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>a : A
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f05(a, b);
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>f05(a, b) : [A, B]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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// no inference, partially supplied
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f05<A>();
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>f05<A>() : [A, A]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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f05<A>(a);
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>f05<A>(a) : [A, A]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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f05<A>(a, a);
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>f05<A>(a, a) : [A, A]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>a : A
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// no inference, fully supplied
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f05<A, B>();
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>f05<A, B>() : [A, B]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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f05<A, B>(a);
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>f05<A, B>(a) : [A, B]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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f05<A, B>(a, b);
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>f05<A, B>(a, b) : [A, B]
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>f05 : <T, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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// function with a type parameter with a default that refers to an earlier type parameter with a default
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declare function f06<T = A, U = T>(a?: T, b?: U): [T, U];
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : T
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>b : U
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// inference
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f06();
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>f06() : [A, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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f06(a);
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>f06(a) : [A, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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f06(a, a);
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>f06(a, a) : [A, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>a : A
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f06(a, b);
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>f06(a, b) : [A, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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f06(b, a);
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>f06(b, a) : [B, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>b : B
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>a : A
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f06(b, b);
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>f06(b, b) : [B, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>b : B
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>b : B
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// no inference, partially supplied
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f06<A>();
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>f06<A>() : [A, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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f06<A>(a);
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>f06<A>(a) : [A, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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f06<A>(a, a);
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>f06<A>(a, a) : [A, A]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>a : A
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f06<B>();
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>f06<B>() : [B, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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f06<B>(b);
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>f06<B>(b) : [B, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>b : B
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f06<B>(b, b);
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>f06<B>(b, b) : [B, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>b : B
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>b : B
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// no inference, fully supplied
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f06<A, B>();
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>f06<A, B>() : [A, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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f06<A, B>(a);
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>f06<A, B>(a) : [A, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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f06<A, B>(a, b);
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>f06<A, B>(a, b) : [A, B]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>a : A
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>b : B
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f06<B, C>();
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>f06<B, C>() : [B, C]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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f06<B, C>(b);
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>f06<B, C>(b) : [B, C]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>b : B
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f06<B, C>(b, c);
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>f06<B, C>(b, c) : [B, C]
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>f06 : <T = A, U = T>(a?: T, b?: U) => [T, U]
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>b : B
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>c : C
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// function with a type parameter without a default and a type parameter with a default that refers to an earlier type parameter with a default
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declare function f07<T, U = B, V = U>(a?: T, b?: U, c?: V): [T, U, V];
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : T
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>b : U
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>c : V
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// inference
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f07();
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>f07() : [unknown, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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f07(a, b);
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>f07(a, b) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>b : B
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f07(a, c);
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>f07(a, c) : [A, C, C]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>c : C
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f07(a, b, b);
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>f07(a, b, b) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>b : B
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>b : B
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f07(a, b, c);
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>f07(a, b, c) : [A, B, C]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>b : B
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>c : C
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f07(a, c, b);
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>f07(a, c, b) : [A, C, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>c : C
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>b : B
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f07(a, c, c);
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>f07(a, c, c) : [A, C, C]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>c : C
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>c : C
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// no inference, partially supplied
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f07<A>();
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>f07<A>() : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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f07<A>(a);
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>f07<A>(a) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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f07<A>(a, b);
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>f07<A>(a, b) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>b : B
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f07<A>(a, b, b);
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>f07<A>(a, b, b) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>b : B
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>b : B
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f07<A, B>();
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>f07<A, B>() : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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f07<A, B>(a);
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>f07<A, B>(a) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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f07<A, B>(a, b);
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>f07<A, B>(a, b) : [A, B, B]
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>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
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>a : A
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>b : B
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|
|
f07<A, B>(a, b, b);
|
|
>f07<A, B>(a, b, b) : [A, B, B]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
f07<A, C>();
|
|
>f07<A, C>() : [A, C, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f07<A, C>(a);
|
|
>f07<A, C>(a) : [A, C, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f07<A, C>(a, c);
|
|
>f07<A, C>(a, c) : [A, C, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>c : C
|
|
|
|
f07<A, C>(a, c, c);
|
|
>f07<A, C>(a, c, c) : [A, C, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>c : C
|
|
>c : C
|
|
|
|
// no inference, fully supplied
|
|
f07<A, B, C>();
|
|
>f07<A, B, C>() : [A, B, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f07<A, B, C>(a);
|
|
>f07<A, B, C>(a) : [A, B, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f07<A, B, C>(a, b);
|
|
>f07<A, B, C>(a, b) : [A, B, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f07<A, B, C>(a, b, c);
|
|
>f07<A, B, C>(a, b, c) : [A, B, C]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
f07<A, C, A>();
|
|
>f07<A, C, A>() : [A, C, A]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f07<A, C, A>(a);
|
|
>f07<A, C, A>(a) : [A, C, A]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f07<A, C, D>(a, c);
|
|
>f07<A, C, D>(a, c) : [A, C, D]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>c : C
|
|
|
|
f07<A, C, D>(a, c, d);
|
|
>f07<A, C, D>(a, c, d) : [A, C, D]
|
|
>f07 : <T, U = B, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>c : C
|
|
>d : D
|
|
|
|
// function with a type parameter with a default that refers to an earlier type parameter with a constraint
|
|
declare function f08<T extends A, U = T>(a?: T, b?: U): [T, U];
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f08();
|
|
>f08() : [A, A]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f08(a);
|
|
>f08(a) : [A, A]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f08(a, a);
|
|
>f08(a, a) : [A, A]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f08(a, b);
|
|
>f08(a, b) : [A, B]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// no inference, partially supplied
|
|
f08<A>();
|
|
>f08<A>() : [A, A]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f08<A>(a);
|
|
>f08<A>(a) : [A, A]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f08<A>(a, a);
|
|
>f08<A>(a, a) : [A, A]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
// no inference, fully supplied
|
|
f08<A, B>();
|
|
>f08<A, B>() : [A, B]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f08<A, B>(a);
|
|
>f08<A, B>(a) : [A, B]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f08<A, B>(a, b);
|
|
>f08<A, B>(a, b) : [A, B]
|
|
>f08 : <T extends A, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// function with a type parameter with a constraint and a default that refers to an earlier type parameter
|
|
declare function f09<T, U extends T = T>(a?: T, b?: U): [T, U];
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f09();
|
|
>f09() : [unknown, unknown]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f09(a);
|
|
>f09(a) : [A, A]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f09(a, a);
|
|
>f09(a, a) : [A, A]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f09(a, ab);
|
|
>f09(a, ab) : [A, AB]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// no inference, partially supplied
|
|
f09<A>();
|
|
>f09<A>() : [A, A]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f09<A>(a);
|
|
>f09<A>(a) : [A, A]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f09<A>(a, a);
|
|
>f09<A>(a, a) : [A, A]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f09<A>(a, ab);
|
|
>f09<A>(a, ab) : [A, A]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// no inference, fully supplied
|
|
f09<A, AB>();
|
|
>f09<A, AB>() : [A, AB]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f09<A, AB>(a);
|
|
>f09<A, AB>(a) : [A, AB]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f09<A, AB>(a, ab);
|
|
>f09<A, AB>(a, ab) : [A, AB]
|
|
>f09 : <T, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// function with a type parameter with a constraint and a default that refers to an earlier type parameter with a constraint
|
|
declare function f10<T extends A, U extends T = T>(a?: T, b?: U): [T, U];
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f10();
|
|
>f10() : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f10(a);
|
|
>f10(a) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f10(a, a);
|
|
>f10(a, a) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f10(a, ab);
|
|
>f10(a, ab) : [A, AB]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// no inference, partially supplied
|
|
f10<A>();
|
|
>f10<A>() : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f10<A>(a);
|
|
>f10<A>(a) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f10<A>(a, a);
|
|
>f10<A>(a, a) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f10<A>(a, ab);
|
|
>f10<A>(a, ab) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// no inference, fully supplied
|
|
f10<A, A>();
|
|
>f10<A, A>() : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f10<A, A>(a);
|
|
>f10<A, A>(a) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f10<A, A>(a, a);
|
|
>f10<A, A>(a, a) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f10<A, A>(a, ab);
|
|
>f10<A, A>(a, ab) : [A, A]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
f10<A, AB>();
|
|
>f10<A, AB>() : [A, AB]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f10<A, AB>(a);
|
|
>f10<A, AB>(a) : [A, AB]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f10<A, AB>(a, ab);
|
|
>f10<A, AB>(a, ab) : [A, AB]
|
|
>f10 : <T extends A, U extends T = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// function with a type parameter with a default that refers to an earier type parameter in a union
|
|
declare function f11<T, U = T | B>(a?: T, b?: U): [T, U];
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f11();
|
|
>f11() : [unknown, unknown]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
|
|
f11(a);
|
|
>f11(a) : [A, A | B]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f11(a, a);
|
|
>f11(a, a) : [A, A]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f11(a, b);
|
|
>f11(a, b) : [A, B]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
f11(a, c);
|
|
>f11(a, c) : [A, C]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f11<A>();
|
|
>f11<A>() : [A, A | B]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
|
|
f11<A>(a);
|
|
>f11<A>(a) : [A, A | B]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f11<A>(a, a);
|
|
>f11<A>(a, a) : [A, A | B]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f11<A>(a, b);
|
|
>f11<A>(a, b) : [A, A | B]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// no inference, fully supplied
|
|
f11<A, C>();
|
|
>f11<A, C>() : [A, C]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
|
|
f11<A, C>(a);
|
|
>f11<A, C>(a) : [A, C]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f11<A, C>(a, c);
|
|
>f11<A, C>(a, c) : [A, C]
|
|
>f11 : <T, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// function with a type parameter with a default that refers to an earlier type parameter in an intersection
|
|
declare function f12<T, U = T & B>(a?: T, b?: U): [T, U];
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f12();
|
|
>f12() : [unknown, B]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
|
|
f12(a);
|
|
>f12(a) : [A, A & B]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f12(a, a);
|
|
>f12(a, a) : [A, A]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f12(a, b);
|
|
>f12(a, b) : [A, B]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
f12(a, c);
|
|
>f12(a, c) : [A, C]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f12<A>();
|
|
>f12<A>() : [A, A & B]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
|
|
f12<A>(a);
|
|
>f12<A>(a) : [A, A & B]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f12<A>(a, ab);
|
|
>f12<A>(a, ab) : [A, A & B]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// no inference, fully supplied
|
|
f12<A, C>();
|
|
>f12<A, C>() : [A, C]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
|
|
f12<A, C>(a);
|
|
>f12<A, C>(a) : [A, C]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f12<A, C>(a, c);
|
|
>f12<A, C>(a, c) : [A, C]
|
|
>f12 : <T, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// function with a type parameter with a default that refers to a later type parameter with a default
|
|
declare function f13<T = U, U = B>(a?: T, b?: U): [T, U];
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f13();
|
|
>f13() : [unknown, B]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
|
|
f13(a);
|
|
>f13(a) : [A, B]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f13(a, b);
|
|
>f13(a, b) : [A, B]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
f13(a, c);
|
|
>f13(a, c) : [A, C]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f13<A>();
|
|
>f13<A>() : [A, B]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
|
|
f13<A>(a);
|
|
>f13<A>(a) : [A, B]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f13<A>(a, b);
|
|
>f13<A>(a, b) : [A, B]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// no inference, fully supplied
|
|
f13<A, C>();
|
|
>f13<A, C>() : [A, C]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
|
|
f13<A, C>(a);
|
|
>f13<A, C>(a) : [A, C]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f13<A, C>(a, c);
|
|
>f13<A, C>(a, c) : [A, C]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
f13<A, C>(a, c);
|
|
>f13<A, C>(a, c) : [A, C]
|
|
>f13 : <T = U, U = B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// function with a type parameter without a default and a type parameter with a default that refers to a later type parameter with a default
|
|
declare function f14<T, U = V, V = C>(a?: T, b?: U, c?: V): [T, U, V];
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : T
|
|
>b : U
|
|
>c : V
|
|
|
|
// inference
|
|
f14();
|
|
>f14() : [unknown, unknown, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f14(a);
|
|
>f14(a) : [A, unknown, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f14(a, b);
|
|
>f14(a, b) : [A, B, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f14(a, b, c);
|
|
>f14(a, b, c) : [A, B, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
f14(a, b, d);
|
|
>f14(a, b, d) : [A, B, D]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>d : D
|
|
|
|
// no inference, partially supplied
|
|
f14<A>();
|
|
>f14<A>() : [A, any, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f14<A>(a);
|
|
>f14<A>(a) : [A, any, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f14<A>(a, b);
|
|
>f14<A>(a, b) : [A, any, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f14<A>(a, b, c);
|
|
>f14<A>(a, b, c) : [A, any, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
f14<A, B>();
|
|
>f14<A, B>() : [A, B, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f14<A, B>(a);
|
|
>f14<A, B>(a) : [A, B, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f14<A, B>(a, b);
|
|
>f14<A, B>(a, b) : [A, B, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f14<A, B>(a, b, c);
|
|
>f14<A, B>(a, b, c) : [A, B, C]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
// no inference fully supplied
|
|
f14<A, B, D>();
|
|
>f14<A, B, D>() : [A, B, D]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f14<A, B, D>(a);
|
|
>f14<A, B, D>(a) : [A, B, D]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f14<A, B, D>(a, b);
|
|
>f14<A, B, D>(a, b) : [A, B, D]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f14<A, B, D>(a, b, d);
|
|
>f14<A, B, D>(a, b, d) : [A, B, D]
|
|
>f14 : <T, U = V, V = C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>d : D
|
|
|
|
// function with two type parameters with defaults that mutually refer to each other
|
|
declare function f15<T = U, U = T>(a?: T, b?: U): [T, U];
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f15();
|
|
>f15() : [unknown, unknown]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f15(a);
|
|
>f15(a) : [A, A]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f15(a, b);
|
|
>f15(a, b) : [A, B]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// no inference, partially supplied
|
|
f15<A>();
|
|
>f15<A>() : [A, A]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f15<A>(a);
|
|
>f15<A>(a) : [A, A]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f15<A>(a, a);
|
|
>f15<A>(a, a) : [A, A]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
// no inference, fully supplied
|
|
f15<A, B>();
|
|
>f15<A, B>() : [A, B]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
|
|
f15<A, B>(a);
|
|
>f15<A, B>(a) : [A, B]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f15<A, B>(a, b);
|
|
>f15<A, B>(a, b) : [A, B]
|
|
>f15 : <T = U, U = T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// function with a type parameter without a default and two type parameters with defaults that mutually refer to each other
|
|
declare function f16<T, U = V, V = U>(a?: T, b?: U, c?: V): [T, U, V];
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : T
|
|
>b : U
|
|
>c : V
|
|
|
|
// no inference
|
|
f16();
|
|
>f16() : [unknown, unknown, unknown]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f16(a);
|
|
>f16(a) : [A, unknown, unknown]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f16(a, b);
|
|
>f16(a, b) : [A, B, B]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f16(a, b, b);
|
|
>f16(a, b, b) : [A, B, B]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
// no inference, partially supplied
|
|
f16<A>();
|
|
>f16<A>() : [A, any, any]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f16<A>(a);
|
|
>f16<A>(a) : [A, any, any]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f16<A>(a, b);
|
|
>f16<A>(a, b) : [A, any, any]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f16<A>(a, b, b);
|
|
>f16<A>(a, b, b) : [A, any, any]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
f16<A, B>();
|
|
>f16<A, B>() : [A, B, B]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f16<A, B>(a);
|
|
>f16<A, B>(a) : [A, B, B]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f16<A, B>(a, b);
|
|
>f16<A, B>(a, b) : [A, B, B]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f16<A, B>(a, b, b);
|
|
>f16<A, B>(a, b, b) : [A, B, B]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
// no inference, fully supplied
|
|
f16<A, B, D>();
|
|
>f16<A, B, D>() : [A, B, D]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f16<A, B, D>(a);
|
|
>f16<A, B, D>(a) : [A, B, D]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f16<A, B, D>(a, b);
|
|
>f16<A, B, D>(a, b) : [A, B, D]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f16<A, B, D>(a, b, d);
|
|
>f16<A, B, D>(a, b, d) : [A, B, D]
|
|
>f16 : <T, U = V, V = U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>d : D
|
|
|
|
// function with a type parameter with a default that refers to a later type parameter with a default that refers to an earlier type parameter in a union
|
|
declare function f17<T = U, U = T | B>(a?: T, b?: U): [T, U];
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f17();
|
|
>f17() : [unknown, unknown]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
|
|
f17(a);
|
|
>f17(a) : [A, A | B]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f17(a, a);
|
|
>f17(a, a) : [A, A]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f17(a, b);
|
|
>f17(a, b) : [A, B]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
f17(a, c);
|
|
>f17(a, c) : [A, C]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f17<A>();
|
|
>f17<A>() : [A, A | B]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
|
|
f17<A>(a);
|
|
>f17<A>(a) : [A, A | B]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f17<A>(a, a);
|
|
>f17<A>(a, a) : [A, A | B]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f17<A>(a, b);
|
|
>f17<A>(a, b) : [A, A | B]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
// no inference, fully supplied
|
|
f17<A, C>();
|
|
>f17<A, C>() : [A, C]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
|
|
f17<A, C>(a);
|
|
>f17<A, C>(a) : [A, C]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f17<A, C>(a, c);
|
|
>f17<A, C>(a, c) : [A, C]
|
|
>f17 : <T = U, U = B | T>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// function with a type parameter without a default and a type parameter with a default that refers to a later type parameter with a default that refers to an earlier type parameter in a union
|
|
declare function f18<T, U = V, V = U | C>(a?: T, b?: U, c?: V): [T, U, V];
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : T
|
|
>b : U
|
|
>c : V
|
|
|
|
// inference
|
|
f18();
|
|
>f18() : [unknown, unknown, unknown]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f18(a);
|
|
>f18(a) : [A, unknown, unknown]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f18(a, b);
|
|
>f18(a, b) : [A, B, B | C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f18(a, b, b);
|
|
>f18(a, b, b) : [A, B, B]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
f18(a, b, c);
|
|
>f18(a, b, c) : [A, B, C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f18<A>();
|
|
>f18<A>() : [A, any, any]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f18<A>(a);
|
|
>f18<A>(a) : [A, any, any]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f18<A>(a, b);
|
|
>f18<A>(a, b) : [A, any, any]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f18<A>(a, b, b);
|
|
>f18<A>(a, b, b) : [A, any, any]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
f18<A>(a, b, c);
|
|
>f18<A>(a, b, c) : [A, any, any]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
f18<A, B>();
|
|
>f18<A, B>() : [A, B, B | C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f18<A, B>(a);
|
|
>f18<A, B>(a) : [A, B, B | C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f18<A, B>(a, b);
|
|
>f18<A, B>(a, b) : [A, B, B | C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f18<A, B>(a, b, b);
|
|
>f18<A, B>(a, b, b) : [A, B, B | C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>b : B
|
|
|
|
f18<A, B>(a, b, c);
|
|
>f18<A, B>(a, b, c) : [A, B, B | C]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
// no inference, fully supplied
|
|
f18<A, B, D>();
|
|
>f18<A, B, D>() : [A, B, D]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f18<A, B, D>(a);
|
|
>f18<A, B, D>(a) : [A, B, D]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f18<A, B, D>(a, b);
|
|
>f18<A, B, D>(a, b) : [A, B, D]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f18<A, B, D>(a, b, d);
|
|
>f18<A, B, D>(a, b, d) : [A, B, D]
|
|
>f18 : <T, U = V, V = C | U>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>d : D
|
|
|
|
// function with a type parameter with a default that refers to a later type parameter with a default that refers to an earlier type parameter in an intersection
|
|
declare function f19<T = U, U = T & B>(a?: T, b?: U): [T, U];
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : T
|
|
>b : U
|
|
|
|
// inference
|
|
f19();
|
|
>f19() : [unknown, B]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
|
|
f19(a);
|
|
>f19(a) : [A, A & B]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f19(a, a);
|
|
>f19(a, a) : [A, A]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>a : A
|
|
|
|
f19(a, b);
|
|
>f19(a, b) : [A, B]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>b : B
|
|
|
|
f19(a, ab);
|
|
>f19(a, ab) : [A, AB]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
f19(a, c);
|
|
>f19(a, c) : [A, C]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f19<A>();
|
|
>f19<A>() : [A, A & B]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
|
|
f19<A>(a);
|
|
>f19<A>(a) : [A, A & B]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f19<A>(a, ab);
|
|
>f19<A>(a, ab) : [A, A & B]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>ab : AB
|
|
|
|
// no inference, fully supplied
|
|
f19<A, C>();
|
|
>f19<A, C>() : [A, C]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
|
|
f19<A, C>(a);
|
|
>f19<A, C>(a) : [A, C]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
|
|
f19<A, C>(a, c);
|
|
>f19<A, C>(a, c) : [A, C]
|
|
>f19 : <T = U, U = T & B>(a?: T, b?: U) => [T, U]
|
|
>a : A
|
|
>c : C
|
|
|
|
// function with a type parameter without a default and a type parameter with a default that refers to a later type parameter with a default that refers to an earlier type parameter in an intersection
|
|
declare function f20<T, U = V, V = U & C>(a?: T, b?: U, c?: V): [T, U, V];
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : T
|
|
>b : U
|
|
>c : V
|
|
|
|
// inference
|
|
f20();
|
|
>f20() : [unknown, unknown, C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f20(a);
|
|
>f20(a) : [A, unknown, C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f20(a, b);
|
|
>f20(a, b) : [A, B, B & C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f20(a, b, c);
|
|
>f20(a, b, c) : [A, B, C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>c : C
|
|
|
|
// no inference, partially supplied
|
|
f20<A>();
|
|
>f20<A>() : [A, any, any]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f20<A>(a);
|
|
>f20<A>(a) : [A, any, any]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f20<A>(a, b);
|
|
>f20<A>(a, b) : [A, any, any]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f20<A>(a, b, bc);
|
|
>f20<A>(a, b, bc) : [A, any, any]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>bc : BC
|
|
|
|
f20<A, B>();
|
|
>f20<A, B>() : [A, B, B & C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f20<A, B>(a);
|
|
>f20<A, B>(a) : [A, B, B & C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f20<A, B>(a, b);
|
|
>f20<A, B>(a, b) : [A, B, B & C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f20<A, B>(a, b, bc);
|
|
>f20<A, B>(a, b, bc) : [A, B, B & C]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>bc : BC
|
|
|
|
// no inference, fully supplied
|
|
f20<A, B, D>();
|
|
>f20<A, B, D>() : [A, B, D]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
|
|
f20<A, B, D>(a);
|
|
>f20<A, B, D>(a) : [A, B, D]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
|
|
f20<A, B, D>(a, b);
|
|
>f20<A, B, D>(a, b) : [A, B, D]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
|
|
f20<A, B, D>(a, b, d);
|
|
>f20<A, B, D>(a, b, d) : [A, B, D]
|
|
>f20 : <T, U = V, V = U & C>(a?: T, b?: U, c?: V) => [T, U, V]
|
|
>a : A
|
|
>b : B
|
|
>d : D
|
|
|
|
interface i00<T = number> { a: T; }
|
|
>a : T
|
|
|
|
const i00c00 = (<i00>x).a;
|
|
>i00c00 : number
|
|
>(<i00>x).a : number
|
|
>(<i00>x) : i00<number>
|
|
><i00>x : i00<number>
|
|
>x : any
|
|
>a : number
|
|
|
|
const i00c01 = (<i00<number>>x).a;
|
|
>i00c01 : number
|
|
>(<i00<number>>x).a : number
|
|
>(<i00<number>>x) : i00<number>
|
|
><i00<number>>x : i00<number>
|
|
>x : any
|
|
>a : number
|
|
|
|
interface i01<T, U = T> { a: [T, U]; }
|
|
>a : [T, U]
|
|
|
|
const i01c00 = (<i01<number>>x).a;
|
|
>i01c00 : [number, number]
|
|
>(<i01<number>>x).a : [number, number]
|
|
>(<i01<number>>x) : i01<number, number>
|
|
><i01<number>>x : i01<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const i01c01 = (<i01<number, string>>x).a;
|
|
>i01c01 : [number, string]
|
|
>(<i01<number, string>>x).a : [number, string]
|
|
>(<i01<number, string>>x) : i01<number, string>
|
|
><i01<number, string>>x : i01<number, string>
|
|
>x : any
|
|
>a : [number, string]
|
|
|
|
interface i02<T extends number, U = T> { a: [T, U]; }
|
|
>a : [T, U]
|
|
|
|
const i02c00 = (<i02<number>>x).a;
|
|
>i02c00 : [number, number]
|
|
>(<i02<number>>x).a : [number, number]
|
|
>(<i02<number>>x) : i02<number, number>
|
|
><i02<number>>x : i02<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const i02c01 = (<i02<1>>x).a;
|
|
>i02c01 : [1, 1]
|
|
>(<i02<1>>x).a : [1, 1]
|
|
>(<i02<1>>x) : i02<1, 1>
|
|
><i02<1>>x : i02<1, 1>
|
|
>x : any
|
|
>a : [1, 1]
|
|
|
|
const i02c02 = (<i02<number, number>>x).a;
|
|
>i02c02 : [number, number]
|
|
>(<i02<number, number>>x).a : [number, number]
|
|
>(<i02<number, number>>x) : i02<number, number>
|
|
><i02<number, number>>x : i02<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const i02c03 = (<i02<1, number>>x).a;
|
|
>i02c03 : [1, number]
|
|
>(<i02<1, number>>x).a : [1, number]
|
|
>(<i02<1, number>>x) : i02<1, number>
|
|
><i02<1, number>>x : i02<1, number>
|
|
>x : any
|
|
>a : [1, number]
|
|
|
|
const i02c04 = (<i02<number, 1>>x).a;
|
|
>i02c04 : [number, 1]
|
|
>(<i02<number, 1>>x).a : [number, 1]
|
|
>(<i02<number, 1>>x) : i02<number, 1>
|
|
><i02<number, 1>>x : i02<number, 1>
|
|
>x : any
|
|
>a : [number, 1]
|
|
|
|
interface i03<T extends number, U extends T = T> { a: [T, U]; }
|
|
>a : [T, U]
|
|
|
|
const i03c00 = (<i03<number>>x).a;
|
|
>i03c00 : [number, number]
|
|
>(<i03<number>>x).a : [number, number]
|
|
>(<i03<number>>x) : i03<number, number>
|
|
><i03<number>>x : i03<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const i03c01 = (<i03<1>>x).a;
|
|
>i03c01 : [1, 1]
|
|
>(<i03<1>>x).a : [1, 1]
|
|
>(<i03<1>>x) : i03<1, 1>
|
|
><i03<1>>x : i03<1, 1>
|
|
>x : any
|
|
>a : [1, 1]
|
|
|
|
const i03c02 = (<i03<number, number>>x).a;
|
|
>i03c02 : [number, number]
|
|
>(<i03<number, number>>x).a : [number, number]
|
|
>(<i03<number, number>>x) : i03<number, number>
|
|
><i03<number, number>>x : i03<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const i03c03 = (<i03<1, 1>>x).a;
|
|
>i03c03 : [1, 1]
|
|
>(<i03<1, 1>>x).a : [1, 1]
|
|
>(<i03<1, 1>>x) : i03<1, 1>
|
|
><i03<1, 1>>x : i03<1, 1>
|
|
>x : any
|
|
>a : [1, 1]
|
|
|
|
const i03c04 = (<i03<number, 1>>x).a;
|
|
>i03c04 : [number, 1]
|
|
>(<i03<number, 1>>x).a : [number, 1]
|
|
>(<i03<number, 1>>x) : i03<number, 1>
|
|
><i03<number, 1>>x : i03<number, 1>
|
|
>x : any
|
|
>a : [number, 1]
|
|
|
|
interface i04 {}
|
|
interface i04<T> {}
|
|
interface i04<T = number> {}
|
|
interface i04<T = number, U = string> {}
|
|
|
|
interface i05<T = T> { a: T; }
|
|
>a : T
|
|
|
|
const i05c00 = (<i05>x).a;
|
|
>i05c00 : any
|
|
>(<i05>x).a : any
|
|
>(<i05>x) : i05<any>
|
|
><i05>x : i05<any>
|
|
>x : any
|
|
>a : any
|
|
|
|
const i05c01 = (<i05<number>>x).a;
|
|
>i05c01 : number
|
|
>(<i05<number>>x).a : number
|
|
>(<i05<number>>x) : i05<number>
|
|
><i05<number>>x : i05<number>
|
|
>x : any
|
|
>a : number
|
|
|
|
interface i06<T = U, U = T> { a: [T, U]; }
|
|
>a : [T, U]
|
|
|
|
const i06c00 = (<i06>x).a;
|
|
>i06c00 : [any, any]
|
|
>(<i06>x).a : [any, any]
|
|
>(<i06>x) : i06<any, any>
|
|
><i06>x : i06<any, any>
|
|
>x : any
|
|
>a : [any, any]
|
|
|
|
const i06c01 = (<i06<number>>x).a;
|
|
>i06c01 : [number, number]
|
|
>(<i06<number>>x).a : [number, number]
|
|
>(<i06<number>>x) : i06<number, number>
|
|
><i06<number>>x : i06<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const i06c02 = (<i06<number, string>>x).a;
|
|
>i06c02 : [number, string]
|
|
>(<i06<number, string>>x).a : [number, string]
|
|
>(<i06<number, string>>x) : i06<number, string>
|
|
><i06<number, string>>x : i06<number, string>
|
|
>x : any
|
|
>a : [number, string]
|
|
|
|
interface i07 { a: A; }
|
|
>a : A
|
|
|
|
interface i07<A = number> { b: A; }
|
|
>b : A
|
|
|
|
const i07c00 = (<i07>x).a;
|
|
>i07c00 : A
|
|
>(<i07>x).a : A
|
|
>(<i07>x) : i07<number>
|
|
><i07>x : i07<number>
|
|
>x : any
|
|
>a : A
|
|
|
|
const i07c01 = (<i07>x).b;
|
|
>i07c01 : number
|
|
>(<i07>x).b : number
|
|
>(<i07>x) : i07<number>
|
|
><i07>x : i07<number>
|
|
>x : any
|
|
>b : number
|
|
|
|
const i07c02 = (<i07<B>>x).a;
|
|
>i07c02 : A
|
|
>(<i07<B>>x).a : A
|
|
>(<i07<B>>x) : i07<B>
|
|
><i07<B>>x : i07<B>
|
|
>x : any
|
|
>a : A
|
|
|
|
const i07c03 = (<i07<B>>x).b;
|
|
>i07c03 : B
|
|
>(<i07<B>>x).b : B
|
|
>(<i07<B>>x) : i07<B>
|
|
><i07<B>>x : i07<B>
|
|
>x : any
|
|
>b : B
|
|
|
|
interface Base01<T> { a: T; }
|
|
>a : T
|
|
|
|
interface Base01Constructor { new <T = number>(a?: T): Base01<T>; }
|
|
>a : T
|
|
|
|
declare const Base01: Base01Constructor;
|
|
>Base01 : Base01Constructor
|
|
|
|
const Base01c00 = new Base01();
|
|
>Base01c00 : Base01<number>
|
|
>new Base01() : Base01<number>
|
|
>Base01 : Base01Constructor
|
|
|
|
const Base01c01 = new Base01(1);
|
|
>Base01c01 : Base01<number>
|
|
>new Base01(1) : Base01<number>
|
|
>Base01 : Base01Constructor
|
|
>1 : 1
|
|
|
|
const Base01c02 = new Base01<number>();
|
|
>Base01c02 : Base01<number>
|
|
>new Base01<number>() : Base01<number>
|
|
>Base01 : Base01Constructor
|
|
|
|
const Base01c03 = new Base01<number>(1);
|
|
>Base01c03 : Base01<number>
|
|
>new Base01<number>(1) : Base01<number>
|
|
>Base01 : Base01Constructor
|
|
>1 : 1
|
|
|
|
declare class Derived01<T> extends Base01<T> { }
|
|
>Derived01 : Derived01<T>
|
|
>Base01 : Base01<T>
|
|
|
|
const Derived01c00 = new Derived01();
|
|
>Derived01c00 : Derived01<unknown>
|
|
>new Derived01() : Derived01<unknown>
|
|
>Derived01 : typeof Derived01
|
|
|
|
const Derived01c01 = new Derived01(1);
|
|
>Derived01c01 : Derived01<number>
|
|
>new Derived01(1) : Derived01<number>
|
|
>Derived01 : typeof Derived01
|
|
>1 : 1
|
|
|
|
const Derived01c02 = new Derived01<number>();
|
|
>Derived01c02 : Derived01<number>
|
|
>new Derived01<number>() : Derived01<number>
|
|
>Derived01 : typeof Derived01
|
|
|
|
const Derived01c03 = new Derived01<number>(1);
|
|
>Derived01c03 : Derived01<number>
|
|
>new Derived01<number>(1) : Derived01<number>
|
|
>Derived01 : typeof Derived01
|
|
>1 : 1
|
|
|
|
declare class Derived02<T = string> extends Base01<T> { }
|
|
>Derived02 : Derived02<T>
|
|
>Base01 : Base01<T>
|
|
|
|
const Derived02c00 = new Derived02();
|
|
>Derived02c00 : Derived02<string>
|
|
>new Derived02() : Derived02<string>
|
|
>Derived02 : typeof Derived02
|
|
|
|
const Derived02c01 = new Derived02(1);
|
|
>Derived02c01 : Derived02<number>
|
|
>new Derived02(1) : Derived02<number>
|
|
>Derived02 : typeof Derived02
|
|
>1 : 1
|
|
|
|
const Derived02c02 = new Derived02<number>();
|
|
>Derived02c02 : Derived02<number>
|
|
>new Derived02<number>() : Derived02<number>
|
|
>Derived02 : typeof Derived02
|
|
|
|
const Derived02c03 = new Derived02<number>(1);
|
|
>Derived02c03 : Derived02<number>
|
|
>new Derived02<number>(1) : Derived02<number>
|
|
>Derived02 : typeof Derived02
|
|
>1 : 1
|
|
|
|
// https://github.com/Microsoft/TypeScript/issues/16211
|
|
interface Base02 {}
|
|
interface Base02Constructor { new <T = A>(a: T): Base02 & T; }
|
|
>a : T
|
|
|
|
declare const Base02: Base02Constructor;
|
|
>Base02 : Base02Constructor
|
|
|
|
declare class Derived03 extends Base02 {}
|
|
>Derived03 : Derived03
|
|
>Base02 : Base02 & A
|
|
|
|
const Derived03c00 = new Derived03(ab);
|
|
>Derived03c00 : Derived03
|
|
>new Derived03(ab) : Derived03
|
|
>Derived03 : typeof Derived03
|
|
>ab : AB
|
|
|
|
const Derived03c01 = Derived03c00.a;
|
|
>Derived03c01 : number
|
|
>Derived03c00.a : number
|
|
>Derived03c00 : Derived03
|
|
>a : number
|
|
|
|
type DerivedProps = keyof Derived03;
|
|
>DerivedProps : "a"
|
|
|
|
type t00<T = number> = { a: T; }
|
|
>t00 : t00<T>
|
|
>a : T
|
|
|
|
const t00c00 = (<t00>x).a;
|
|
>t00c00 : number
|
|
>(<t00>x).a : number
|
|
>(<t00>x) : t00<number>
|
|
><t00>x : t00<number>
|
|
>x : any
|
|
>a : number
|
|
|
|
const t00c01 = (<t00<number>>x).a;
|
|
>t00c01 : number
|
|
>(<t00<number>>x).a : number
|
|
>(<t00<number>>x) : t00<number>
|
|
><t00<number>>x : t00<number>
|
|
>x : any
|
|
>a : number
|
|
|
|
type t01<T, U = T> = { a: [T, U]; }
|
|
>t01 : t01<T, U>
|
|
>a : [T, U]
|
|
|
|
const t01c00 = (<t01<number>>x).a;
|
|
>t01c00 : [number, number]
|
|
>(<t01<number>>x).a : [number, number]
|
|
>(<t01<number>>x) : t01<number, number>
|
|
><t01<number>>x : t01<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const t01c01 = (<t01<number, string>>x).a;
|
|
>t01c01 : [number, string]
|
|
>(<t01<number, string>>x).a : [number, string]
|
|
>(<t01<number, string>>x) : t01<number, string>
|
|
><t01<number, string>>x : t01<number, string>
|
|
>x : any
|
|
>a : [number, string]
|
|
|
|
type t02<T extends number, U = T> = { a: [T, U]; }
|
|
>t02 : t02<T, U>
|
|
>a : [T, U]
|
|
|
|
const t02c00 = (<t02<number>>x).a;
|
|
>t02c00 : [number, number]
|
|
>(<t02<number>>x).a : [number, number]
|
|
>(<t02<number>>x) : t02<number, number>
|
|
><t02<number>>x : t02<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const t02c01 = (<t02<1>>x).a;
|
|
>t02c01 : [1, 1]
|
|
>(<t02<1>>x).a : [1, 1]
|
|
>(<t02<1>>x) : t02<1, 1>
|
|
><t02<1>>x : t02<1, 1>
|
|
>x : any
|
|
>a : [1, 1]
|
|
|
|
const t02c02 = (<t02<number, number>>x).a;
|
|
>t02c02 : [number, number]
|
|
>(<t02<number, number>>x).a : [number, number]
|
|
>(<t02<number, number>>x) : t02<number, number>
|
|
><t02<number, number>>x : t02<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const t02c03 = (<t02<1, number>>x).a;
|
|
>t02c03 : [1, number]
|
|
>(<t02<1, number>>x).a : [1, number]
|
|
>(<t02<1, number>>x) : t02<1, number>
|
|
><t02<1, number>>x : t02<1, number>
|
|
>x : any
|
|
>a : [1, number]
|
|
|
|
const t02c04 = (<t02<number, 1>>x).a;
|
|
>t02c04 : [number, 1]
|
|
>(<t02<number, 1>>x).a : [number, 1]
|
|
>(<t02<number, 1>>x) : t02<number, 1>
|
|
><t02<number, 1>>x : t02<number, 1>
|
|
>x : any
|
|
>a : [number, 1]
|
|
|
|
type t03<T extends number, U extends T = T> = { a: [T, U]; }
|
|
>t03 : t03<T, U>
|
|
>a : [T, U]
|
|
|
|
const t03c00 = (<t03<number>>x).a;
|
|
>t03c00 : [number, number]
|
|
>(<t03<number>>x).a : [number, number]
|
|
>(<t03<number>>x) : t03<number, number>
|
|
><t03<number>>x : t03<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const t03c01 = (<t03<1>>x).a;
|
|
>t03c01 : [1, 1]
|
|
>(<t03<1>>x).a : [1, 1]
|
|
>(<t03<1>>x) : t03<1, 1>
|
|
><t03<1>>x : t03<1, 1>
|
|
>x : any
|
|
>a : [1, 1]
|
|
|
|
const t03c02 = (<t03<number, number>>x).a;
|
|
>t03c02 : [number, number]
|
|
>(<t03<number, number>>x).a : [number, number]
|
|
>(<t03<number, number>>x) : t03<number, number>
|
|
><t03<number, number>>x : t03<number, number>
|
|
>x : any
|
|
>a : [number, number]
|
|
|
|
const t03c03 = (<t03<1, 1>>x).a;
|
|
>t03c03 : [1, 1]
|
|
>(<t03<1, 1>>x).a : [1, 1]
|
|
>(<t03<1, 1>>x) : t03<1, 1>
|
|
><t03<1, 1>>x : t03<1, 1>
|
|
>x : any
|
|
>a : [1, 1]
|
|
|
|
const t03c04 = (<t03<number, 1>>x).a;
|
|
>t03c04 : [number, 1]
|
|
>(<t03<number, 1>>x).a : [number, 1]
|
|
>(<t03<number, 1>>x) : t03<number, 1>
|
|
><t03<number, 1>>x : t03<number, 1>
|
|
>x : any
|
|
>a : [number, 1]
|
|
|
|
// https://github.com/Microsoft/TypeScript/issues/16221
|
|
interface SelfReference<T = SelfReference<string>> {}
|