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=== tests/cases/compiler/typeInferenceLiteralUnion.ts ===
// Repro from #10901
/**
* Administrivia: JavaScript primitive types and Date
*/
export type Primitive = number | string | boolean | Date;
>Primitive : Symbol(Primitive, Decl(typeInferenceLiteralUnion.ts, 0, 0))
>Date : Symbol(Date, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.scripthost.d.ts, --, --))
/**
* Administrivia: anything with a valueOf(): number method is comparable, so we allow it in numeric operations
*/
interface Numeric {
>Numeric : Symbol(Numeric, Decl(typeInferenceLiteralUnion.ts, 4, 57))
valueOf(): number;
>valueOf : Symbol(Numeric.valueOf, Decl(typeInferenceLiteralUnion.ts, 9, 19))
}
// Not very useful, but meets Numeric
class NumCoercible {
>NumCoercible : Symbol(NumCoercible, Decl(typeInferenceLiteralUnion.ts, 11, 1))
public a: number;
>a : Symbol(NumCoercible.a, Decl(typeInferenceLiteralUnion.ts, 14, 20))
constructor(a: number) {
>a : Symbol(a, Decl(typeInferenceLiteralUnion.ts, 17, 16))
this.a = a;
>this.a : Symbol(NumCoercible.a, Decl(typeInferenceLiteralUnion.ts, 14, 20))
>this : Symbol(NumCoercible, Decl(typeInferenceLiteralUnion.ts, 11, 1))
>a : Symbol(NumCoercible.a, Decl(typeInferenceLiteralUnion.ts, 14, 20))
>a : Symbol(a, Decl(typeInferenceLiteralUnion.ts, 17, 16))
}
public valueOf() {
>valueOf : Symbol(NumCoercible.valueOf, Decl(typeInferenceLiteralUnion.ts, 19, 5))
return this.a;
>this.a : Symbol(NumCoercible.a, Decl(typeInferenceLiteralUnion.ts, 14, 20))
>this : Symbol(NumCoercible, Decl(typeInferenceLiteralUnion.ts, 11, 1))
>a : Symbol(NumCoercible.a, Decl(typeInferenceLiteralUnion.ts, 14, 20))
}
}
/**
* Return the min and max simultaneously.
*/
export function extent<T extends Numeric>(array: Array<T | Primitive>): [T | Primitive, T | Primitive] | [undefined, undefined] {
>extent : Symbol(extent, Decl(typeInferenceLiteralUnion.ts, 23, 1))
>T : Symbol(T, Decl(typeInferenceLiteralUnion.ts, 28, 23))
>Numeric : Symbol(Numeric, Decl(typeInferenceLiteralUnion.ts, 4, 57))
>array : Symbol(array, Decl(typeInferenceLiteralUnion.ts, 28, 42))
>Array : Symbol(Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>T : Symbol(T, Decl(typeInferenceLiteralUnion.ts, 28, 23))
>Primitive : Symbol(Primitive, Decl(typeInferenceLiteralUnion.ts, 0, 0))
>T : Symbol(T, Decl(typeInferenceLiteralUnion.ts, 28, 23))
>Primitive : Symbol(Primitive, Decl(typeInferenceLiteralUnion.ts, 0, 0))
>T : Symbol(T, Decl(typeInferenceLiteralUnion.ts, 28, 23))
>Primitive : Symbol(Primitive, Decl(typeInferenceLiteralUnion.ts, 0, 0))
return [undefined, undefined];
>undefined : Symbol(undefined)
>undefined : Symbol(undefined)
}
let extentMixed: [Primitive | NumCoercible, Primitive | NumCoercible] | [undefined, undefined];
>extentMixed : Symbol(extentMixed, Decl(typeInferenceLiteralUnion.ts, 33, 3))
>Primitive : Symbol(Primitive, Decl(typeInferenceLiteralUnion.ts, 0, 0))
>NumCoercible : Symbol(NumCoercible, Decl(typeInferenceLiteralUnion.ts, 11, 1))
>Primitive : Symbol(Primitive, Decl(typeInferenceLiteralUnion.ts, 0, 0))
>NumCoercible : Symbol(NumCoercible, Decl(typeInferenceLiteralUnion.ts, 11, 1))
extentMixed = extent([new NumCoercible(10), 13, '12', true]);
>extentMixed : Symbol(extentMixed, Decl(typeInferenceLiteralUnion.ts, 33, 3))
>extent : Symbol(extent, Decl(typeInferenceLiteralUnion.ts, 23, 1))
>NumCoercible : Symbol(NumCoercible, Decl(typeInferenceLiteralUnion.ts, 11, 1))
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