77 lines
4.2 KiB
Plaintext
77 lines
4.2 KiB
Plaintext
=== tests/cases/compiler/contextualSignatureInstantiation3.ts ===
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function map<T, U>(items: T[], f: (x: T) => U): U[]{
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>map : Symbol(map, Decl(contextualSignatureInstantiation3.ts, 0, 0))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 0, 13))
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>U : Symbol(U, Decl(contextualSignatureInstantiation3.ts, 0, 15))
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>items : Symbol(items, Decl(contextualSignatureInstantiation3.ts, 0, 19))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 0, 13))
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>f : Symbol(f, Decl(contextualSignatureInstantiation3.ts, 0, 30))
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>x : Symbol(x, Decl(contextualSignatureInstantiation3.ts, 0, 35))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 0, 13))
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>U : Symbol(U, Decl(contextualSignatureInstantiation3.ts, 0, 15))
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>U : Symbol(U, Decl(contextualSignatureInstantiation3.ts, 0, 15))
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return items.map(f);
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>items.map : Symbol(Array.map, Decl(lib.d.ts, 1115, 92))
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>items : Symbol(items, Decl(contextualSignatureInstantiation3.ts, 0, 19))
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>map : Symbol(Array.map, Decl(lib.d.ts, 1115, 92))
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>f : Symbol(f, Decl(contextualSignatureInstantiation3.ts, 0, 30))
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}
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function identity<T>(x: T) {
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>identity : Symbol(identity, Decl(contextualSignatureInstantiation3.ts, 2, 1))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 4, 18))
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>x : Symbol(x, Decl(contextualSignatureInstantiation3.ts, 4, 21))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 4, 18))
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return x;
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>x : Symbol(x, Decl(contextualSignatureInstantiation3.ts, 4, 21))
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}
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function singleton<T>(x: T) {
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>singleton : Symbol(singleton, Decl(contextualSignatureInstantiation3.ts, 6, 1))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 8, 19))
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>x : Symbol(x, Decl(contextualSignatureInstantiation3.ts, 8, 22))
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>T : Symbol(T, Decl(contextualSignatureInstantiation3.ts, 8, 19))
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return [x];
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>x : Symbol(x, Decl(contextualSignatureInstantiation3.ts, 8, 22))
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}
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var xs = [1, 2, 3];
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>xs : Symbol(xs, Decl(contextualSignatureInstantiation3.ts, 12, 3))
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// Have compiler check that we get the correct types
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var v1: number[];
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>v1 : Symbol(v1, Decl(contextualSignatureInstantiation3.ts, 15, 3), Decl(contextualSignatureInstantiation3.ts, 16, 3), Decl(contextualSignatureInstantiation3.ts, 17, 3))
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var v1 = xs.map(identity); // Error if not number[]
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>v1 : Symbol(v1, Decl(contextualSignatureInstantiation3.ts, 15, 3), Decl(contextualSignatureInstantiation3.ts, 16, 3), Decl(contextualSignatureInstantiation3.ts, 17, 3))
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>xs.map : Symbol(Array.map, Decl(lib.d.ts, 1115, 92))
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>xs : Symbol(xs, Decl(contextualSignatureInstantiation3.ts, 12, 3))
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>map : Symbol(Array.map, Decl(lib.d.ts, 1115, 92))
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>identity : Symbol(identity, Decl(contextualSignatureInstantiation3.ts, 2, 1))
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var v1 = map(xs, identity); // Error if not number[]
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>v1 : Symbol(v1, Decl(contextualSignatureInstantiation3.ts, 15, 3), Decl(contextualSignatureInstantiation3.ts, 16, 3), Decl(contextualSignatureInstantiation3.ts, 17, 3))
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>map : Symbol(map, Decl(contextualSignatureInstantiation3.ts, 0, 0))
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>xs : Symbol(xs, Decl(contextualSignatureInstantiation3.ts, 12, 3))
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>identity : Symbol(identity, Decl(contextualSignatureInstantiation3.ts, 2, 1))
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var v2: number[][];
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>v2 : Symbol(v2, Decl(contextualSignatureInstantiation3.ts, 19, 3), Decl(contextualSignatureInstantiation3.ts, 20, 3), Decl(contextualSignatureInstantiation3.ts, 21, 3))
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var v2 = xs.map(singleton); // Error if not number[][]
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>v2 : Symbol(v2, Decl(contextualSignatureInstantiation3.ts, 19, 3), Decl(contextualSignatureInstantiation3.ts, 20, 3), Decl(contextualSignatureInstantiation3.ts, 21, 3))
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>xs.map : Symbol(Array.map, Decl(lib.d.ts, 1115, 92))
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>xs : Symbol(xs, Decl(contextualSignatureInstantiation3.ts, 12, 3))
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>map : Symbol(Array.map, Decl(lib.d.ts, 1115, 92))
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>singleton : Symbol(singleton, Decl(contextualSignatureInstantiation3.ts, 6, 1))
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var v2 = map(xs, singleton); // Error if not number[][]
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>v2 : Symbol(v2, Decl(contextualSignatureInstantiation3.ts, 19, 3), Decl(contextualSignatureInstantiation3.ts, 20, 3), Decl(contextualSignatureInstantiation3.ts, 21, 3))
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>map : Symbol(map, Decl(contextualSignatureInstantiation3.ts, 0, 0))
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>xs : Symbol(xs, Decl(contextualSignatureInstantiation3.ts, 12, 3))
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>singleton : Symbol(singleton, Decl(contextualSignatureInstantiation3.ts, 6, 1))
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