commit https://github.com/vim/vim/commit/b8060fe862f684b591f9ac679eac5b2594d6c5a0 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 19 22:29:28 2016 +0100 patch 7.4.1142 Problem: Cannot define keyword characters for a syntax file. Solution: Add the ":syn iskeyword" command. (Christian Brabandt)

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}\")