From e15f38de0063023f9fa7d914734ca768f4cf0836 Mon Sep 17 00:00:00 2001
From: mcbloch <git@mcbloch.dev>
Date: Fri, 1 Dec 2023 13:24:17 +0100
Subject: [PATCH] add args checking and feedback

---
 2023/complete-benchmark | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/2023/complete-benchmark b/2023/complete-benchmark
index 7204b36..d527bec 100755
--- a/2023/complete-benchmark
+++ b/2023/complete-benchmark
@@ -1,14 +1,32 @@
 #!/bin/sh
+
+help()
+{
+	echo $0 [day] [part]
+}
+
+if ! test -n "$1"; then
+	echo "'day' is not given" >&2
+	help
+	exit 1
+fi
 day="$(printf '%02d' ${1##0})"
+
+if ! test -n "$2"; then
+	echo "'part' is not given" >&2
+	help
+	exit 1
+fi
 part="$2"
 
 inputfile="$PWD/inputs/${day}.txt"
-
 if ! test -f "$inputfile"; then
-	echo "no input available" >&2
+	echo "no input available at '$inputfile'" >&2
 	exit 1
 fi
 
+
+echo "Running benchmarks for day $day part $part"
 for dir in *; do
 	if test -d "$dir"; then
 		cd "$dir"