=== tests/cases/compiler/functionTypesLackingReturnTypes.ts ===
// Error (no '=>')
function f(x: ()) {
>f : Symbol(f, Decl(functionTypesLackingReturnTypes.ts, 0, 0))
>x : Symbol(x, Decl(functionTypesLackingReturnTypes.ts, 1, 11))
> : Symbol(unknown)
}

// Error (no '=>')
var g: (param);
>g : Symbol(g, Decl(functionTypesLackingReturnTypes.ts, 5, 3))
>param : Symbol(param)

// Okay
var h: { () }
>h : Symbol(h, Decl(functionTypesLackingReturnTypes.ts, 8, 3))

// Okay
var i: { new () }
>i : Symbol(i, Decl(functionTypesLackingReturnTypes.ts, 11, 3))

