From f93524f531b9da19dc8f4d46dd4977fbbdc80f58 Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Wed, 10 Mar 2021 03:57:13 -0300
Subject: Support --version flag

---
 src/remembering.in |  9 ++++++++-
 tests/cli-opts.sh  | 14 +++++++++++++-
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/remembering.in b/src/remembering.in
index c89beef..784cb3d 100755
--- a/src/remembering.in
+++ b/src/remembering.in
@@ -16,6 +16,10 @@ Options:
 See manpages for more information.'
 }
 
+version() {
+	echo 'remembering-@VERSION@ @DATE@'
+}
+
 missing() {
 	printf 'Missing option: %s\n' "$1" >&2
 }
@@ -26,6 +30,9 @@ for flag in $@; do
 		usage
 		help
 		exit 0
+	elif [ "$flag" = '--version' ]; then
+		version
+		exit 0
 	fi
 done
 
@@ -45,7 +52,7 @@ while getopts 'hc:p:V' name; do
 			exit
 			;;
 		V)
-			echo 'remembering-@VERSION@ @DATE@'
+			version
 			exit
 			;;
 		*)
diff --git a/tests/cli-opts.sh b/tests/cli-opts.sh
index a85644e..a9b5ca5 100755
--- a/tests/cli-opts.sh
+++ b/tests/cli-opts.sh
@@ -97,6 +97,7 @@ test_valid_options() {
 
 test_help_flags() {
 	testing 'help flags'
+
 	OUT="$(mktemp)"
 	ERR="$(mktemp)"
 	./remembering -h 1>"$OUT" 2>"$ERR"
@@ -112,18 +113,29 @@ test_help_flags() {
 	assert_status 0
 	assert_empty_stderr
 	assert_usage "$OUT"
+
 	test_ok
 }
 
 test_version_flags() {
 	testing 'version flags'
+	REGEX='^remembering-[0-9\.]+ [0-9-]+'
+
 	OUT="$(mktemp)"
 	ERR="$(mktemp)"
 	./remembering -V 1>"$OUT" 2>"$ERR"
 	STATUS=$?
 	assert_status 0
 	assert_empty_stderr
-	assert_grep_stream "\$OUT" "$OUT" '^remembering-[0-9\.]+ [0-9-]+'
+	assert_grep_stream "\$OUT" "$OUT" "$REGEX"
+
+	OUT="$(mktemp)"
+	ERR="$(mktemp)"
+	./remembering --version 1>"$OUT" 2>"$ERR"
+	STATUS=$?
+	assert_status 0
+	assert_empty_stderr
+	assert_grep_stream "\$OUT" "$OUT" "$REGEX"
 
 	test_ok
 }
-- 
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