TypeScript/tests/cases/fourslash/genericTypeArgumentInference1.ts

/// <reference path='fourslash.ts'/>

////module Underscore {
////    export interface Iterator<T, U> {
////        (value: T, index: any, list: any): U;
////    }
////
////    export interface Static {
////        all<T>(list: T[], iterator?: Iterator<T, boolean>, context?: any): T;
////        identity<T>(value: T): T;
////    }
////}
////
////declare var _: Underscore.Static;
////var /*1*/r = _./*11*/all([true, 1, null, 'yes'], x => !x);
////var /*2*/r2 = _./*21*/all([true], _.identity);
////var /*3*/r3 = _./*31*/all([], _.identity);
////var /*4*/r4 = _./*41*/all([<any>true], _.identity);

verify.quickInfos({
    1: "var r: string | number | boolean",
    11: "(method) Underscore.Static.all<string | number | boolean>(list: (string | number | boolean)[], iterator?: Underscore.Iterator<string | number | boolean, boolean>, context?: any): string | number | boolean",

    2: "var r2: boolean",
    21: "(method) Underscore.Static.all<boolean>(list: boolean[], iterator?: Underscore.Iterator<boolean, boolean>, context?: any): boolean",

    3: "var r3: any",
    31: "(method) Underscore.Static.all<any>(list: any[], iterator?: Underscore.Iterator<any, boolean>, context?: any): any",

    4: "var r4: any",
    41: "(method) Underscore.Static.all<any>(list: any[], iterator?: Underscore.Iterator<any, boolean>, context?: any): any"
});
verify.noErrors();