TypeScript/tests/baselines/reference/typePredicateInLoop.types
2016-11-13 08:35:40 -08:00

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=== tests/cases/compiler/typePredicateInLoop.ts ===
// Repro from #12101
interface Type {
>Type : Type
type: number;
>type : number
}
interface TypeExt extends Type {
>TypeExt : TypeExt
>Type : Type
arr: Type[];
>arr : Type[]
>Type : Type
}
const guard = (arg: Type): arg is TypeExt => arg.type === 1;
>guard : (arg: Type) => arg is TypeExt
>(arg: Type): arg is TypeExt => arg.type === 1 : (arg: Type) => arg is TypeExt
>arg : Type
>Type : Type
>arg : any
>TypeExt : TypeExt
>arg.type === 1 : boolean
>arg.type : number
>arg : Type
>type : number
>1 : 1
const otherFunc = (arg1: Type, arg2: TypeExt): void => {};
>otherFunc : (arg1: Type, arg2: TypeExt) => void
>(arg1: Type, arg2: TypeExt): void => {} : (arg1: Type, arg2: TypeExt) => void
>arg1 : Type
>Type : Type
>arg2 : TypeExt
>TypeExt : TypeExt
export function y(arg: Type): void {
>y : (arg: Type) => void
>arg : Type
>Type : Type
if (guard(arg)) {
>guard(arg) : boolean
>guard : (arg: Type) => arg is TypeExt
>arg : Type
for (const ITEM of arg.arr) {
>ITEM : Type
>arg.arr : Type[]
>arg : TypeExt
>arr : Type[]
if (otherFunc(ITEM, arg)) {
>otherFunc(ITEM, arg) : void
>otherFunc : (arg1: Type, arg2: TypeExt) => void
>ITEM : Type
>arg : TypeExt
}
}
}
}