File: typeofThis.types

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=== tests/cases/conformance/types/specifyingTypes/typeQueries/typeofThis.ts ===
class Test {
>Test : Test

    data = {};
>data : {}
>{} : {}

    constructor() {
        var copy: typeof this.data = {};
>copy : {}
>this.data : {}
>this : this
>data : {}
>{} : {}
    }
}

class Test1 {
>Test1 : Test1

    data = { foo: '' };
>data : { foo: string; }
>{ foo: '' } : { foo: string; }
>foo : string
>'' : ""

    ['this'] = '';
>['this'] : string
>'this' : "this"
>'' : ""

    constructor() {
        var copy: typeof this.data = { foo: '' };
>copy : { foo: string; }
>this.data : { foo: string; }
>this : this
>data : { foo: string; }
>{ foo: '' } : { foo: string; }
>foo : string
>'' : ""

        var foo: typeof this.data.foo = '';
>foo : string
>this.data.foo : string
>this.data : { foo: string; }
>this : this
>data : { foo: string; }
>foo : string
>'' : ""

        var self: typeof this = this;
>self : this
>this : this
>this : this

        self.data;
>self.data : { foo: string; }
>self : this
>data : { foo: string; }

        var str: typeof this.this = '';
>str : string
>this.this : string
>this : this
>this : string
>'' : ""
    }
}


function Test2() {
>Test2 : () => void

    let x: typeof this.no = 1;
>x : any
>this.no : any
>this : any
>no : any
>1 : 1
}

function Test3(this: { no: number }) {
>Test3 : (this: {    no: number;}) => void
>this : { no: number; }
>no : number

    let x: typeof this.no = 1;
>x : number
>this.no : number
>this : { no: number; }
>no : number
>1 : 1
}

function Test4(this: { no: number } | undefined) {
>Test4 : (this: {    no: number;} | undefined) => void
>this : { no: number; } | undefined
>no : number

    let x: typeof this.no = 1;
>x : number
>this.no : number
>this : { no: number; } | undefined
>no : number
>1 : 1
}

class Test5 {
>Test5 : Test5

    no = 1;
>no : number
>1 : 1

    f = () => {
>f : () => void
>() => {        // should not capture this.        let x: typeof this.no = 1;    } : () => void

        // should not capture this.
        let x: typeof this.no = 1;
>x : number
>this.no : number
>this : this
>no : number
>1 : 1
    }
}

namespace Test6 {
>Test6 : typeof Test6

    export let f = () => {
>f : () => void
>() => {        let x: typeof this.no = 1;    } : () => void

        let x: typeof this.no = 1;
>x : any
>this.no : any
>this : any
>no : any
>1 : 1
    }
}

module Test7 {
>Test7 : typeof Test7

    export let f = () => {
>f : () => void
>() => {        let x: typeof this.no = 1;    } : () => void

        let x: typeof this.no = 1;
>x : any
>this.no : any
>this : any
>no : any
>1 : 1
    }
}

const Test8 = () => {
>Test8 : () => void
>() => {    let x: typeof this.no = 1;} : () => void

    let x: typeof this.no = 1;
>x : any
>this.no : any
>this : typeof globalThis
>no : any
>1 : 1
}

class Test9 {
>Test9 : Test9

    no = 0;
>no : number
>0 : 0

    this = 0;
>this : number
>0 : 0

    f() {
>f : () => void

        if (this instanceof Test9D1) {
>this instanceof Test9D1 : boolean
>this : this
>Test9D1 : typeof Test9D1

            const d1: typeof this = this;
>d1 : this & Test9D1
>this : this & Test9D1
>this : this & Test9D1

            d1.f1();
>d1.f1() : void
>d1.f1 : () => void
>d1 : this & Test9D1
>f1 : () => void
        }

        if (this instanceof Test9D2) {
>this instanceof Test9D2 : boolean
>this : this
>Test9D2 : typeof Test9D2

            const d2: typeof this = this;
>d2 : this & Test9D2
>this : this & Test9D2
>this : this & Test9D2

            d2.f2();
>d2.f2() : void
>d2.f2 : () => void
>d2 : this & Test9D2
>f2 : () => void
        }
    }

    g() {
>g : () => void

        if (this.no === 1) {
>this.no === 1 : boolean
>this.no : number
>this : this
>no : number
>1 : 1

            const no: typeof this.no = this.no;
>no : 1
>this.no : 1
>this : this
>no : 1
>this.no : 1
>this : this
>no : 1
        }

        if (this.this === 1) {
>this.this === 1 : boolean
>this.this : number
>this : this
>this : number
>1 : 1

            const no: typeof this.this = this.this;
>no : 1
>this.this : 1
>this : this
>this : 1
>this.this : 1
>this : this
>this : 1
        }
    }
}

class Test9D1 {
>Test9D1 : Test9D1

    f1() {}
>f1 : () => void
}

class Test9D2 {
>Test9D2 : Test9D2

    f2() {}
>f2 : () => void
}

class Test10 {
>Test10 : Test10

    a?: { b?: string }
>a : { b?: string | undefined; } | undefined
>b : string | undefined

    foo() {
>foo : () => void

        let a: typeof this.a = undefined as any;
>a : { b?: string | undefined; } | undefined
>this.a : { b?: string | undefined; } | undefined
>this : this
>a : { b?: string | undefined; } | undefined
>undefined as any : any
>undefined : undefined

        if (this.a) {
>this.a : { b?: string | undefined; } | undefined
>this : this
>a : { b?: string | undefined; } | undefined

            let a: typeof this.a = undefined as any;    // should narrow to { b?: string }
>a : { b?: string | undefined; }
>this.a : { b?: string | undefined; }
>this : this
>a : { b?: string | undefined; }
>undefined as any : any
>undefined : undefined

            let b: typeof this.a.b = undefined as any;
>b : string | undefined
>this.a.b : string | undefined
>this.a : { b?: string | undefined; }
>this : this
>a : { b?: string | undefined; }
>b : string | undefined
>undefined as any : any
>undefined : undefined

            if (this.a.b) {
>this.a.b : string | undefined
>this.a : { b?: string | undefined; }
>this : this
>a : { b?: string | undefined; }
>b : string | undefined

                let b: typeof this.a.b = undefined as any;   // should narrow to string
>b : string
>this.a.b : string
>this.a : { b?: string | undefined; }
>this : this
>a : { b?: string | undefined; }
>b : string
>undefined as any : any
>undefined : undefined
            }
        }
    }
}

class Test11 {
>Test11 : Test11

    this?: { x?: string };
>this : { x?: string | undefined; } | undefined
>x : string | undefined
    
    foo() {
>foo : () => void

        const o = this;
>o : this
>this : this

        let bar: typeof o.this = {};
>bar : { x?: string | undefined; } | undefined
>o.this : { x?: string | undefined; } | undefined
>o : this
>this : { x?: string | undefined; } | undefined
>{} : {}

        if (o.this && o.this.x) {
>o.this && o.this.x : string | undefined
>o.this : { x?: string | undefined; } | undefined
>o : this
>this : { x?: string | undefined; } | undefined
>o.this.x : string | undefined
>o.this : { x?: string | undefined; }
>o : this
>this : { x?: string | undefined; }
>x : string | undefined

            let y: string = o.this.x;   // should narrow to string
>y : string
>o.this.x : string
>o.this : { x?: string | undefined; }
>o : this
>this : { x?: string | undefined; }
>x : string
        }
    }
}

class Tests12 {
>Tests12 : Tests12

    test1() { // OK
>test1 : () => void

        type Test = typeof this;
>Test : this
>this : this
    }

    test2() { // OK
>test2 : () => void

        for (;;) {}
        type Test = typeof this;
>Test : this
>this : this
    }

    test3() { // expected no compile errors
>test3 : () => void

        for (const dummy in []) {}
>dummy : string
>[] : never[]

        type Test = typeof this;
>Test : this
>this : this
    }

    test4() { // expected no compile errors
>test4 : () => void

        for (const dummy of []) {}
>dummy : never
>[] : never[]

        type Test = typeof this;
>Test : this
>this : this
    }
}