hautils

commit 7387e0135e7c00626f33d6ddc8b9c2995e8d06e6
parent 9e255cb4b2d49ccf5959763b9988b4e926ddef2c
Author: Dmitry Matveyev <dev@greenfork.me>
Date:   Sat,  3 Jun 2023 12:23:12 +0600

yes: new command

Diffstat:
A
yes.ha
 | 
23
+++++++++++++++++++++++

1 file changed, 23 insertions(+), 0 deletions(-)
diff --git a/yes.ha b/yes.ha
@@ -0,0 +1,23 @@
+use fmt;
+use getopt;
+use main;
+use os;
+
+export fn utilmain() (main::error | void) = {
+	const help: []getopt::help = [
+		"output a string repeatedly until killed",
+		"[STRING]",
+	];
+	const cmd = getopt::parse(os::args, help...);
+	defer getopt::finish(&cmd);
+
+	const s = if (len(cmd.args) == 1) {
+		yield cmd.args[0];
+	} else {
+		yield "y";
+	};
+
+	for (true) {
+		fmt::println(s)!;
+	};
+};