275 lines
5.6 KiB
Plaintext
275 lines
5.6 KiB
Plaintext
=== tests/cases/conformance/types/typeAliases/genericTypeAliases.ts ===
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type Tree<T> = T | { left: Tree<T>, right: Tree<T> };
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>Tree : T | { left: T | any; right: T | any; }
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>T : T
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>T : T
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>left : T | { left: T | any; right: T | any; }
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>Tree : T | { left: T | any; right: T | any; }
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>T : T
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>right : T | { left: T | any; right: T | any; }
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>Tree : T | { left: T | any; right: T | any; }
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>T : T
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var tree: Tree<number> = {
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>tree : number | { left: number | any; right: number | any; }
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>Tree : T | { left: T | any; right: T | any; }
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>{ left: { left: 0, right: { left: 1, right: 2 }, }, right: 3} : { left: { left: number; right: { left: number; right: number; }; }; right: number; }
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left: {
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>left : { left: number; right: { left: number; right: number; }; }
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>{ left: 0, right: { left: 1, right: 2 }, } : { left: number; right: { left: number; right: number; }; }
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left: 0,
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>left : number
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>0 : number
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right: {
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>right : { left: number; right: number; }
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>{ left: 1, right: 2 } : { left: number; right: number; }
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left: 1,
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>left : number
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>1 : number
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right: 2
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>right : number
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>2 : number
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},
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},
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right: 3
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>right : number
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>3 : number
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};
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type Lazy<T> = T | (() => T);
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>Lazy : T | (() => T)
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>T : T
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>T : T
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>T : T
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var ls: Lazy<string>;
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>ls : string | (() => string)
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>Lazy : T | (() => T)
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ls = "eager";
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>ls = "eager" : string
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>ls : string | (() => string)
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>"eager" : string
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ls = () => "lazy";
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>ls = () => "lazy" : () => string
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>ls : string | (() => string)
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>() => "lazy" : () => string
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>"lazy" : string
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type Foo<T> = T | { x: Foo<T> };
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>Foo : T | { x: T | any; }
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>T : T
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>T : T
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>x : T | { x: T | any; }
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>Foo : T | { x: T | any; }
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>T : T
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type Bar<U> = U | { x: Bar<U> };
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>Bar : U | { x: U | any; }
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>U : U
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>U : U
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>x : U | { x: U | any; }
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>Bar : U | { x: U | any; }
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>U : U
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// Deeply instantiated generics
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var x: Foo<string>;
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>x : string | { x: string | any; }
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>Foo : T | { x: T | any; }
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var y: Bar<string>;
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>y : string | { x: string | any; }
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>Bar : U | { x: U | any; }
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x = y;
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>x = y : string | { x: string | any; }
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>x : string | { x: string | any; }
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>y : string | { x: string | any; }
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y = x;
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>y = x : string | { x: string | any; }
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>y : string | { x: string | any; }
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>x : string | { x: string | any; }
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x = "string";
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>x = "string" : string
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>x : string | { x: string | any; }
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>"string" : string
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x = { x: "hello" };
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>x = { x: "hello" } : { x: string; }
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>x : string | { x: string | any; }
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>{ x: "hello" } : { x: string; }
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>x : string
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>"hello" : string
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x = { x: { x: "world" } };
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>x = { x: { x: "world" } } : { x: { x: string; }; }
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>x : string | { x: string | any; }
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>{ x: { x: "world" } } : { x: { x: string; }; }
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>x : { x: string; }
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>{ x: "world" } : { x: string; }
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>x : string
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>"world" : string
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var z: Foo<number>;
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>z : number | { x: number | any; }
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>Foo : T | { x: T | any; }
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z = 42;
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>z = 42 : number
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>z : number | { x: number | any; }
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>42 : number
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z = { x: 42 };
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>z = { x: 42 } : { x: number; }
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>z : number | { x: number | any; }
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>{ x: 42 } : { x: number; }
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>x : number
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>42 : number
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z = { x: { x: 42 } };
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>z = { x: { x: 42 } } : { x: { x: number; }; }
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>z : number | { x: number | any; }
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>{ x: { x: 42 } } : { x: { x: number; }; }
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>x : { x: number; }
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>{ x: 42 } : { x: number; }
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>x : number
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>42 : number
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type Strange<T> = string; // Type parameter not used
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>Strange : string
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>T : T
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var s: Strange<number>;
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>s : string
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>Strange : string
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s = "hello";
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>s = "hello" : string
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>s : string
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>"hello" : string
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interface Tuple<A, B> {
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>Tuple : Tuple<A, B>
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>A : A
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>B : B
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a: A;
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>a : A
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>A : A
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b: B;
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>b : B
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>B : B
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}
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type Pair<T> = Tuple<T, T>;
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>Pair : Tuple<T, T>
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>T : T
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>Tuple : Tuple<A, B>
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>T : T
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>T : T
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interface TaggedPair<T> extends Pair<T> {
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>TaggedPair : TaggedPair<T>
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>T : T
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>Pair : Tuple<T, T>
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>T : T
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tag: string;
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>tag : string
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}
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var p: TaggedPair<number>;
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>p : TaggedPair<number>
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>TaggedPair : TaggedPair<T>
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p.a = 1;
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>p.a = 1 : number
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>p.a : number
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>p : TaggedPair<number>
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>a : number
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>1 : number
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p.b = 2;
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>p.b = 2 : number
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>p.b : number
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>p : TaggedPair<number>
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>b : number
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>2 : number
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p.tag = "test";
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>p.tag = "test" : string
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>p.tag : string
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>p : TaggedPair<number>
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>tag : string
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>"test" : string
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function f<A>() {
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>f : <A>() => A[] | { x: A[] | any; }
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>A : A
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type Foo<T> = T | { x: Foo<T> };
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>Foo : T | { x: T | any; }
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>T : T
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>T : T
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>x : T | { x: T | any; }
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>Foo : T | { x: T | any; }
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>T : T
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var x: Foo<A[]>;
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>x : A[] | { x: A[] | any; }
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>Foo : T | { x: T | any; }
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>A : A
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return x;
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>x : A[] | { x: A[] | any; }
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}
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function g<B>() {
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>g : <B>() => B[] | { x: B[] | any; }
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>B : B
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type Bar<U> = U | { x: Bar<U> };
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>Bar : U | { x: U | any; }
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>U : U
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>U : U
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>x : U | { x: U | any; }
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>Bar : U | { x: U | any; }
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>U : U
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var x: Bar<B[]>;
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>x : B[] | { x: B[] | any; }
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>Bar : U | { x: U | any; }
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>B : B
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return x;
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>x : B[] | { x: B[] | any; }
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}
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// Deeply instantiated generics
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var a = f<string>();
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>a : string[] | { x: string[] | any; }
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>f<string>() : string[] | { x: string[] | any; }
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>f : <A>() => A[] | { x: A[] | any; }
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var b = g<string>();
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>b : string[] | { x: string[] | any; }
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>g<string>() : string[] | { x: string[] | any; }
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>g : <B>() => B[] | { x: B[] | any; }
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a = b;
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>a = b : string[] | { x: string[] | any; }
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>a : string[] | { x: string[] | any; }
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>b : string[] | { x: string[] | any; }
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