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=== tests/cases/compiler/noImplicitThisFunctions.ts ===
function f1(x) {
>f1 : Symbol(f1, Decl(noImplicitThisFunctions.ts, 0, 0))
>x : Symbol(x, Decl(noImplicitThisFunctions.ts, 0, 12))
// implicit any is still allowed
return x + 1;
>x : Symbol(x, Decl(noImplicitThisFunctions.ts, 0, 12))
}
function f2(y: number) {
>f2 : Symbol(f2, Decl(noImplicitThisFunctions.ts, 3, 1))
>y : Symbol(y, Decl(noImplicitThisFunctions.ts, 5, 12))
// ok: no reference to this
return y + 1;
>y : Symbol(y, Decl(noImplicitThisFunctions.ts, 5, 12))
}
function f3(z: number): number {
>f3 : Symbol(f3, Decl(noImplicitThisFunctions.ts, 8, 1))
>z : Symbol(z, Decl(noImplicitThisFunctions.ts, 10, 12))
// error: this is implicitly any
return this.a + z;
>z : Symbol(z, Decl(noImplicitThisFunctions.ts, 10, 12))
}
// error: `this` is `window`, but is still of type `any`
let f4: (b: number) => number = b => this.c + b;
>f4 : Symbol(f4, Decl(noImplicitThisFunctions.ts, 16, 3))
>b : Symbol(b, Decl(noImplicitThisFunctions.ts, 16, 9))
>b : Symbol(b, Decl(noImplicitThisFunctions.ts, 16, 31))
>this : Symbol(globalThis)
>b : Symbol(b, Decl(noImplicitThisFunctions.ts, 16, 31))
let f5 = () => () => this;
>f5 : Symbol(f5, Decl(noImplicitThisFunctions.ts, 17, 3))
>this : Symbol(globalThis)
let f6 = function() { return () => this; };
>f6 : Symbol(f6, Decl(noImplicitThisFunctions.ts, 19, 3))
let f7 = function() { return function() { return this } };
>f7 : Symbol(f7, Decl(noImplicitThisFunctions.ts, 20, 3))
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