patch 9.0.1959: Vim9: methods parameters and types are covariant Commit: https://github.com/vim/vim/commit/f3b68d4759a040ed0c4844c279ea3c779b3863ff Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Fri Sep 29 22:50:02 2023 +0200 patch 9.0.1959: Vim9: methods parameters and types are covariant Problem: Vim9: methods parameters and types are covariant Solution: Support contra-variant type check for object method arguments (similar to Dart). closes: #12965 closes: #13221 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>

#! /bin/sh
#
# which.sh -- find where an executable is located.  It's here because the
# "which" command is not supported everywhere.  Used by Makefile.

IFS=":"
for ac_dir in $PATH; do
	if test -f "$ac_dir/$1"; then
		echo "$ac_dir/$1"
		break
	fi
done