Int returns an integer literal for the given value.
Supported types are int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, and uintptr.
String returns a string literal for the given value.
Supported types are string, int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, uintptr, float32, float64, complex64, complex128, and bool.