add zsh function loop-shell

etc/zsh/zshrc

@@ -174,6 +174,17 @@ function mkvoid () {
 	rm -rf "${__MKVOID_ID}" || die "rm void"
 }
 
+# loop-shell COMMAND creates a shell that takes user_input and runs COMMAND user_input
+# e.g. "loop-shell grep -ri" creates a grepping shell
+function loop-shell {
+	while true
+	do
+		echo -n "-> "
+		read Q
+		$@ $Q
+	done
+}
+
 # history including search
 HISTFILE=~/.history
 HISTSIZE=10000000