#pragma once
#include <stdint.h>
#include <stddef.h>

typedef uint8_t   u8;
typedef uint16_t  u16;
typedef int16_t   i16;
typedef int32_t   i32;
typedef uint32_t  u32;
typedef uint64_t  u64;
typedef float     f32;
typedef double    f64;
typedef uintptr_t uptr;
typedef char      sbyte;
typedef ptrdiff_t size;
typedef size_t    usize;

#define OPTION(type, typeName)                  \
    struct {                                    \
        enum {NONE, SOME} tag;                  \
        union {                                 \
            u8 none;                            \
            type typeName;                      \
        } some;                                 \
    }