patch 8.2.3188: Vim9: argument types are not checked at compile time Commit: https://github.com/vim/vim/commit/83494b4ac61898f687d6ef9dce4bad5802fb8e51 Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Tue Jul 20 17:51:51 2021 +0200 patch 8.2.3188: Vim9: argument types are not checked at compile time Problem: Vim9: argument types are not checked at compile time. Solution: Add several more type checks, also at runtime. (Yegappan Lakshmanan, closes #8587)

TYPEMAP
VIWIN	T_VIOBJNOMUNGE
VIBUF	T_VIOBJNOMUNGE

INPUT
T_VIOBJNOMUNGE
	if (sv_isa($arg, \"${ntype}\")) {
	    IV tmp = SvIV((SV*)SvRV($arg));
	    $var = INT2PTR($type, tmp);
	    if (!tmp)
		croak(\"$ntype no longer exists\");
	}
	else
	    croak(\"$var is not of type ${ntype}\")