patch 9.0.2156: Vim9: can use typealias in assignment Commit: https://github.com/vim/vim/commit/9ed53752df1020a6881ac68d1bde2852c9a680aa Author: Ernie Rael <errael@raelity.com> Date: Mon Dec 11 17:40:46 2023 +0100 patch 9.0.2156: Vim9: can use typealias in assignment Problem: Vim9: can use typealias in an assignment Solution: Generate errors when class/typealias involved in the rhs of an assignment closes: #13637 Signed-off-by: Ernie Rael <errael@raelity.com> Signed-off-by: Christian Brabandt <cb@256bit.org> Generate errors when class/typealias involved in assignment.

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}\")