function-expression.ts

var a = function(): void {
  ;
};
var b = function someName(): void {
  ;
};
var c = function(a: i32, b: i32): i32 {
  ;
};
var d = (): void => {
  ;
};
var e = (a: i32, b: i32): i32 => {
  ;
};
var f = (a: i32): i32 => a;