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[PATCH v3 1/5] show-ref: Accept HEAD with --verify

From
Vladimir Panteleev <git@thecybershadow.net>
Date
Jan 23, 2017, 18:00 UTC
Message-ID
<20170123180059.4288-2-git@thecybershadow.net>
In-Reply-To
<20170123180059.4288-1-git@thecybershadow.net>

Previously, when --verify was specified, show-ref would use a separate code path which did not handle HEAD and treated it as an invalid ref. Thus, "git show-ref --verify HEAD" (where "--verify" is used because the user is not interested in seeing refs/remotes/origin/HEAD) did not work as expected.

Instead of insisting that the input begins with "refs/", allow "HEAD" as well in the codepath that handles "--verify", so that all valid full refnames including HEAD are passed to the same output machinery.

Signed-off-by: Vladimir Panteleev <git@thecybershadow.net>
---
 builtin/show-ref.c  |  2 +-
 t/t1403-show-ref.sh | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/builtin/show-ref.c b/builtin/show-ref.c
index 6d4e66900..0e53e3da4 100644
--- a/builtin/show-ref.c
+++ b/builtin/show-ref.c
@@ -202,7 +202,7 @@ int cmd_show_ref(int argc, const char **argv, const char *prefix)
 		while (*pattern) {
 			struct object_id oid;
 
-			if (starts_with(*pattern, "refs/") &&
+			if ((starts_with(*pattern, "refs/") || !strcmp(*pattern, "HEAD")) &&
 			    !read_ref(*pattern, oid.hash)) {
 				if (!quiet)
 					show_one(*pattern, &oid);
diff --git a/t/t1403-show-ref.sh b/t/t1403-show-ref.sh
index 7e10bcfe3..5932beada 100755
--- a/t/t1403-show-ref.sh
+++ b/t/t1403-show-ref.sh
@@ -164,4 +164,15 @@ test_expect_success 'show-ref --heads, --tags, --head, pattern' '
 	test_cmp expect actual
 '
 
+test_expect_success 'show-ref --verify HEAD' '
+	echo $(git rev-parse HEAD) HEAD >expect &&
+	git show-ref --verify HEAD >actual &&
+	test_cmp expect actual &&
+
+	>expect &&
+
+	git show-ref --verify -q HEAD >actual &&
+	test_cmp expect actual
+'
+
 test_done
-- 
2.11.0
Previous: Vladimir PanteleevNext: Vladimir Panteleev
Message 4 of 8 in “show-ref: Allow -d, --head to work with --verify”
  1. 0/5 show-ref: Allow -d, --head to work with --verifyVladimir Panteleev, Jan 23, 2017
  2. 3/5 show-ref: Move --quiet handling into show_oneVladimir Panteleev, Jan 23, 2017
  3. 5/5 show-ref: Remove dead `if (verify)' checkVladimir Panteleev, Jan 23, 2017
  4. 1/5 show-ref: Accept HEAD with --verifyVladimir Panteleev, Jan 23, 2017
  5. 2/5 show-ref: Allow -d to work with --verifyVladimir Panteleev, Jan 23, 2017
  6. 4/5 show-ref: Detect dangling refs under --verify as wellVladimir Panteleev, Jan 23, 2017
  7. Junio C HamanoJan 24, 2017
  8. Junio C HamanoJan 23, 2017

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