#ifndef UTIL_POST_H
#define UTIL_POST_H

[[alias("self")]] entity __self;

// Step 1: auto oldself
#if 1
#define SELFPARAM() noref entity this = __self
#define setself(s) (__self = s)
#define self __self
#define SELFCALL(s, f) (__self = s, f)
#define SELFCALL_DONE() (__self = this)
#endif

// Step 2: check SELFPARAM() is present for functions that use self
#if 0
#define SELFPARAM() [[alias("__self")]] noref entity this = __self
#define setself(s) (__self = s)
#define self this
#define SELFCALL(s, f) (this = s, f)
#define SELFCALL_DONE() (this = this)
#endif

// Step 3: const self
#if 0
#define SELFPARAM() noref const entity this = __self
entity setself(entity e) { return self = e; }
entity getself() { return self; }
#define self getself()
#define SELFCALL(s, f) (__self = s, f)
#define SELFCALL_DONE() (__self = this)
#endif

// Step 4: enable when possible
#if 0
#define SELFPARAM() noref const entity this = __self
#define self this
#define SELFCALL(s, f) (__self = s, f)
#define SELFCALL_DONE() (__self = this)
#endif

#define spawn() new(entity)

#endif