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Debug information about extra arguments from __call

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'debug.getinfo' can return number of extra arguments added to a call by
a chain of __call metavalues. That information is being used to improve
error messages about errors in these extra arguments.
This commit is contained in:
Roberto Ierusalimschy 2024-11-19 14:09:18 -03:00
parent b117bdb344
commit 50c7c915ee
9 changed files with 83 additions and 12 deletions
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lua.h
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@ -504,6 +504,7 @@ struct lua_Debug {
unsigned char nups; /* (u) number of upvalues */
unsigned char nparams;/* (u) number of parameters */
char isvararg; /* (u) */
unsigned char extraargs; /* (t) number of extra arguments */
char istailcall; /* (t) */
int ftransfer; /* (r) index of first value transferred */
int ntransfer; /* (r) number of transferred values */