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a1aee41c68
* 1 * Launch Dreamseeker is the default vscode launch config once again (#68666) Co-authored-by: William Wallace <me@wiox.me>
47 lines
1.4 KiB
Plaintext
47 lines
1.4 KiB
Plaintext
#define PROMISE_PENDING 0
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#define PROMISE_RESOLVED 1
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#define PROMISE_REJECTED 2
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/**
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* Auxtools hooks act as "set waitfor = 0" procs. This means that whenever
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* a proc directly called from auxtools sleeps, the hook returns with whatever
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* the called proc had as its return value at the moment it slept. This may not
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* be desired behavior, so this datum exists to wrap these procs.
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*/
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/datum/auxtools_promise
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var/datum/callback/callback
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var/return_value
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var/runtime_message
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var/status = PROMISE_PENDING
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/datum/auxtools_promise/New(...)
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callback = CALLBACK(arglist(args))
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perform()
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/datum/auxtools_promise/proc/perform()
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set waitfor = 0
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try
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return_value = callback.Invoke()
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status = PROMISE_RESOLVED
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catch(var/exception/e)
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runtime_message = e.name
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status = PROMISE_REJECTED
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#undef PROMISE_PENDING
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#undef PROMISE_RESOLVED
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#undef PROMISE_REJECTED
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/**
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* When a datum is created from lua, it gets held in `SSlua.gc_guard`, and later,
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* in the calling state datum's `var/list/references`, just in case it would be garbage
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* collected due to there not being any references that BYOND recognizes. To avoid harddels,
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* we register this proc as a signal handler any time a DM function called from lua returns
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* a datum.
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*/
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/datum/proc/lua_reference_cleanup()
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SIGNAL_HANDLER
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if(SSlua.gc_guard == src)
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SSlua.gc_guard = null
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for(var/datum/lua_state/state in SSlua.states)
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state.references -= src
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