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=== tests/cases/compiler/implicitAnyDeclareFunctionWithoutFormalType.ts ===
// these should be errors
function foo(x) { };
>foo : Symbol(foo, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 0, 0))
>x : Symbol(x, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 1, 13))
function bar(x: number, y) { }; // error at "y"; no error at "x"
>bar : Symbol(bar, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 1, 20))
>x : Symbol(x, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 2, 13))
>y : Symbol(y, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 2, 23))
function func2(a, b, c) { }; // error at "a,b,c"
>func2 : Symbol(func2, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 2, 31))
>a : Symbol(a, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 3, 15))
>b : Symbol(b, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 3, 17))
>c : Symbol(c, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 3, 20))
function func3(...args) { }; // error at "args"
>func3 : Symbol(func3, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 3, 28))
>args : Symbol(args, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 4, 15))
function func4(z= null, w= undefined) { }; // error at "z,w"
>func4 : Symbol(func4, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 4, 28))
>z : Symbol(z, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 5, 15))
>w : Symbol(w, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 5, 23))
>undefined : Symbol(undefined)
// these shouldn't be errors
function noError1(x= 3, y= 2) { };
>noError1 : Symbol(noError1, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 5, 42))
>x : Symbol(x, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 8, 18))
>y : Symbol(y, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 8, 23))
function noError2(x: number, y: string) { };
>noError2 : Symbol(noError2, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 8, 34))
>x : Symbol(x, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 9, 18))
>y : Symbol(y, Decl(implicitAnyDeclareFunctionWithoutFormalType.ts, 9, 28))
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