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=== tests/cases/compiler/genericChainedCalls.ts ===
interface I1<T> {
func<U>(callback: (value: T) => U): I1<T>;
>func : <U>(callback: (value: T) => U) => I1<T>
>callback : (value: T) => U
>value : T
}
declare var v1: I1<number>;
>v1 : I1<number>
var r1 = v1.func(num => num.toString())
>r1 : I1<number>
>v1.func(num => num.toString()) .func(str => str.length) // error, number doesn't have a length .func(num => num.toString()) : I1<number>
>v1.func(num => num.toString()) .func(str => str.length) // error, number doesn't have a length .func : <U>(callback: (value: number) => U) => I1<number>
>v1.func(num => num.toString()) .func(str => str.length) : I1<number>
>v1.func(num => num.toString()) .func : <U>(callback: (value: number) => U) => I1<number>
>v1.func(num => num.toString()) : I1<number>
>v1.func : <U>(callback: (value: number) => U) => I1<number>
>v1 : I1<number>
>func : <U>(callback: (value: number) => U) => I1<number>
>num => num.toString() : (num: number) => string
>num : number
>num.toString() : string
>num.toString : (radix?: number) => string
>num : number
>toString : (radix?: number) => string
.func(str => str.length) // error, number doesn't have a length
>func : <U>(callback: (value: number) => U) => I1<number>
>str => str.length : (str: number) => any
>str : number
>str.length : any
>str : number
>length : any
.func(num => num.toString())
>func : <U>(callback: (value: number) => U) => I1<number>
>num => num.toString() : (num: number) => string
>num : number
>num.toString() : string
>num.toString : (radix?: number) => string
>num : number
>toString : (radix?: number) => string
var s1 = v1.func(num => num.toString())
>s1 : I1<number>
>v1.func(num => num.toString()) : I1<number>
>v1.func : <U>(callback: (value: number) => U) => I1<number>
>v1 : I1<number>
>func : <U>(callback: (value: number) => U) => I1<number>
>num => num.toString() : (num: number) => string
>num : number
>num.toString() : string
>num.toString : (radix?: number) => string
>num : number
>toString : (radix?: number) => string
var s2 = s1.func(str => str.length) // should also error
>s2 : I1<number>
>s1.func(str => str.length) : I1<number>
>s1.func : <U>(callback: (value: number) => U) => I1<number>
>s1 : I1<number>
>func : <U>(callback: (value: number) => U) => I1<number>
>str => str.length : (str: number) => any
>str : number
>str.length : any
>str : number
>length : any
var s3 = s2.func(num => num.toString())
>s3 : I1<number>
>s2.func(num => num.toString()) : I1<number>
>s2.func : <U>(callback: (value: number) => U) => I1<number>
>s2 : I1<number>
>func : <U>(callback: (value: number) => U) => I1<number>
>num => num.toString() : (num: number) => string
>num : number
>num.toString() : string
>num.toString : (radix?: number) => string
>num : number
>toString : (radix?: number) => string
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