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=== tests/cases/conformance/es2021/logicalAssignment/logicalAssignment5.ts ===
function foo1 (f?: (a: number) => void) {
>foo1 : (f?: ((a: number) => void) | undefined) => void
>f : ((a: number) => void) | undefined
>a : number
f ??= (a => a)
>f ??= (a => a) : (a: number) => void
>f : ((a: number) => void) | undefined
>(a => a) : (a: number) => number
>a => a : (a: number) => number
>a : number
>a : number
f(42)
>f(42) : void
>f : (a: number) => void
>42 : 42
}
function foo2 (f?: (a: number) => void) {
>foo2 : (f?: ((a: number) => void) | undefined) => void
>f : ((a: number) => void) | undefined
>a : number
f ||= (a => a)
>f ||= (a => a) : (a: number) => void
>f : ((a: number) => void) | undefined
>(a => a) : (a: number) => number
>a => a : (a: number) => number
>a : number
>a : number
f(42)
>f(42) : void
>f : (a: number) => void
>42 : 42
}
function foo3 (f?: (a: number) => void) {
>foo3 : (f?: ((a: number) => void) | undefined) => void
>f : ((a: number) => void) | undefined
>a : number
f &&= (a => a)
>f &&= (a => a) : ((a: number) => number) | undefined
>f : ((a: number) => void) | undefined
>(a => a) : (a: number) => number
>a => a : (a: number) => number
>a : number
>a : number
f(42)
>f(42) : void
>f : ((a: number) => void) | undefined
>42 : 42
}
function bar1 (f?: (a: number) => void) {
>bar1 : (f?: ((a: number) => void) | undefined) => void
>f : ((a: number) => void) | undefined
>a : number
f ??= (f.toString(), (a => a))
>f ??= (f.toString(), (a => a)) : (a: number) => void
>f : ((a: number) => void) | undefined
>(f.toString(), (a => a)) : (a: number) => number
>f.toString(), (a => a) : (a: number) => number
>f.toString() : any
>f.toString : any
>f : undefined
>toString : any
>(a => a) : (a: number) => number
>a => a : (a: number) => number
>a : number
>a : number
f(42)
>f(42) : void
>f : (a: number) => void
>42 : 42
}
function bar2 (f?: (a: number) => void) {
>bar2 : (f?: ((a: number) => void) | undefined) => void
>f : ((a: number) => void) | undefined
>a : number
f ||= (f.toString(), (a => a))
>f ||= (f.toString(), (a => a)) : (a: number) => void
>f : ((a: number) => void) | undefined
>(f.toString(), (a => a)) : (a: number) => number
>f.toString(), (a => a) : (a: number) => number
>f.toString() : any
>f.toString : any
>f : undefined
>toString : any
>(a => a) : (a: number) => number
>a => a : (a: number) => number
>a : number
>a : number
f(42)
>f(42) : void
>f : (a: number) => void
>42 : 42
}
function bar3 (f?: (a: number) => void) {
>bar3 : (f?: ((a: number) => void) | undefined) => void
>f : ((a: number) => void) | undefined
>a : number
f &&= (f.toString(), (a => a))
>f &&= (f.toString(), (a => a)) : ((a: number) => number) | undefined
>f : ((a: number) => void) | undefined
>(f.toString(), (a => a)) : (a: number) => number
>f.toString(), (a => a) : (a: number) => number
>f.toString() : string
>f.toString : () => string
>f : (a: number) => void
>toString : () => string
>(a => a) : (a: number) => number
>a => a : (a: number) => number
>a : number
>a : number
f(42)
>f(42) : void
>f : ((a: number) => void) | undefined
>42 : 42
}
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