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-rw-r--r--Documentation/git-branch.txt4
-rw-r--r--Documentation/git-for-each-ref.txt4
-rw-r--r--Documentation/git-tag.txt4
-rw-r--r--builtin/branch.c6
-rw-r--r--builtin/for-each-ref.c7
-rw-r--r--builtin/tag.c6
-rwxr-xr-xt/t3203-branch-output.sh24
-rwxr-xr-xt/t6300-for-each-ref.sh8
-rwxr-xr-xt/t7004-tag.sh16
9 files changed, 75 insertions, 4 deletions
diff --git a/Documentation/git-branch.txt b/Documentation/git-branch.txt
index d382ac69f7..d207da9101 100644
--- a/Documentation/git-branch.txt
+++ b/Documentation/git-branch.txt
@@ -156,6 +156,10 @@ in another worktree linked to the same repository.
--ignore-case::
Sorting and filtering branches are case insensitive.
+--omit-empty::
+ Do not print a newline after formatted refs where the format expands
+ to the empty string.
+
--column[=<options>]::
--no-column::
Display branch listing in columns. See configuration variable
diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt
index 6da899c629..af790bfa4e 100644
--- a/Documentation/git-for-each-ref.txt
+++ b/Documentation/git-for-each-ref.txt
@@ -93,6 +93,10 @@ OPTIONS
--ignore-case::
Sorting and filtering refs are case insensitive.
+--omit-empty::
+ Do not print a newline after formatted refs where the format expands
+ to the empty string.
+
FIELD NAMES
-----------
diff --git a/Documentation/git-tag.txt b/Documentation/git-tag.txt
index fdc72b5875..7f61c1edb3 100644
--- a/Documentation/git-tag.txt
+++ b/Documentation/git-tag.txt
@@ -131,6 +131,10 @@ options for details.
--ignore-case::
Sorting and filtering tags are case insensitive.
+--omit-empty::
+ Do not print a newline after formatted refs where the format expands
+ to the empty string.
+
--column[=<options>]::
--no-column::
Display tag listing in columns. See configuration variable
diff --git a/builtin/branch.c b/builtin/branch.c
index f63fd45edb..b47fef51fb 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -41,6 +41,7 @@ static const char *head;
static struct object_id head_oid;
static int recurse_submodules = 0;
static int submodule_propagate_branches = 0;
+static int omit_empty = 0;
static int branch_use_color = -1;
static char branch_colors[][COLOR_MAXLEN] = {
@@ -461,7 +462,8 @@ static void print_ref_list(struct ref_filter *filter, struct ref_sorting *sortin
string_list_append(output, out.buf);
} else {
fwrite(out.buf, 1, out.len, stdout);
- putchar('\n');
+ if (out.len || !omit_empty)
+ putchar('\n');
}
}
@@ -670,6 +672,8 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
OPT_BIT('D', NULL, &delete, N_("delete branch (even if not merged)"), 2),
OPT_BIT('m', "move", &rename, N_("move/rename a branch and its reflog"), 1),
OPT_BIT('M', NULL, &rename, N_("move/rename a branch, even if target exists"), 2),
+ OPT_BOOL(0, "omit-empty", &omit_empty,
+ N_("do not output a newline after empty formatted refs")),
OPT_BIT('c', "copy", &copy, N_("copy a branch and its reflog"), 1),
OPT_BIT('C', NULL, &copy, N_("copy a branch, even if target exists"), 2),
OPT_BOOL('l', "list", &list, N_("list branch names")),
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index 6f62f40d12..1fc5130481 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -19,7 +19,7 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
int i;
struct ref_sorting *sorting;
struct string_list sorting_options = STRING_LIST_INIT_DUP;
- int maxcount = 0, icase = 0;
+ int maxcount = 0, icase = 0, omit_empty = 0;
struct ref_array array;
struct ref_filter filter;
struct ref_format format = REF_FORMAT_INIT;
@@ -35,6 +35,8 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
N_("quote placeholders suitably for python"), QUOTE_PYTHON),
OPT_BIT(0 , "tcl", &format.quote_style,
N_("quote placeholders suitably for Tcl"), QUOTE_TCL),
+ OPT_BOOL(0, "omit-empty", &omit_empty,
+ N_("do not output a newline after empty formatted refs")),
OPT_GROUP(""),
OPT_INTEGER( 0 , "count", &maxcount, N_("show only <n> matched refs")),
@@ -88,7 +90,8 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
if (format_ref_array_item(array.items[i], &format, &output, &err))
die("%s", err.buf);
fwrite(output.buf, 1, output.len, stdout);
- putchar('\n');
+ if (output.len || !omit_empty)
+ putchar('\n');
}
strbuf_release(&err);
diff --git a/builtin/tag.c b/builtin/tag.c
index d428c45dc8..61bc732c92 100644
--- a/builtin/tag.c
+++ b/builtin/tag.c
@@ -37,6 +37,7 @@ static const char * const git_tag_usage[] = {
static unsigned int colopts;
static int force_sign_annotate;
static int config_sign_tag = -1; /* unspecified */
+static int omit_empty = 0;
static int list_tags(struct ref_filter *filter, struct ref_sorting *sorting,
struct ref_format *format)
@@ -74,7 +75,8 @@ static int list_tags(struct ref_filter *filter, struct ref_sorting *sorting,
if (format_ref_array_item(array.items[i], format, &output, &err))
die("%s", err.buf);
fwrite(output.buf, 1, output.len, stdout);
- putchar('\n');
+ if (output.len || !omit_empty)
+ putchar('\n');
}
strbuf_release(&err);
@@ -473,6 +475,8 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
OPT_WITHOUT(&filter.no_commit, N_("print only tags that don't contain the commit")),
OPT_MERGED(&filter, N_("print only tags that are merged")),
OPT_NO_MERGED(&filter, N_("print only tags that are not merged")),
+ OPT_BOOL(0, "omit-empty", &omit_empty,
+ N_("do not output a newline after empty formatted refs")),
OPT_REF_SORT(&sorting_options),
{
OPTION_CALLBACK, 0, "points-at", &filter.points_at, N_("object"),
diff --git a/t/t3203-branch-output.sh b/t/t3203-branch-output.sh
index d34d77f893..c06906d83e 100755
--- a/t/t3203-branch-output.sh
+++ b/t/t3203-branch-output.sh
@@ -341,6 +341,30 @@ test_expect_success 'git branch with --format=%(rest) must fail' '
test_must_fail git branch --format="%(rest)" >actual
'
+test_expect_success 'git branch --format --omit-empty' '
+ cat >expect <<-\EOF &&
+ Refname is (HEAD detached from fromtag)
+ Refname is refs/heads/ambiguous
+ Refname is refs/heads/branch-one
+ Refname is refs/heads/branch-two
+
+ Refname is refs/heads/ref-to-branch
+ Refname is refs/heads/ref-to-remote
+ EOF
+ git branch --format="%(if:notequals=refs/heads/main)%(refname)%(then)Refname is %(refname)%(end)" >actual &&
+ test_cmp expect actual &&
+ cat >expect <<-\EOF &&
+ Refname is (HEAD detached from fromtag)
+ Refname is refs/heads/ambiguous
+ Refname is refs/heads/branch-one
+ Refname is refs/heads/branch-two
+ Refname is refs/heads/ref-to-branch
+ Refname is refs/heads/ref-to-remote
+ EOF
+ git branch --omit-empty --format="%(if:notequals=refs/heads/main)%(refname)%(then)Refname is %(refname)%(end)" >actual &&
+ test_cmp expect actual
+'
+
test_expect_success 'worktree colors correct' '
cat >expect <<-EOF &&
* <GREEN>(HEAD detached from fromtag)<RESET>
diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index c466fd989f..d4ccc22d99 100755
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -1374,6 +1374,14 @@ test_expect_success 'for-each-ref --ignore-case ignores case' '
test_cmp expect actual
'
+test_expect_success 'for-each-ref --omit-empty works' '
+ git for-each-ref --format="%(refname)" >actual &&
+ test_line_count -gt 1 actual &&
+ git for-each-ref --format="%(if:equals=refs/heads/main)%(refname)%(then)%(refname)%(end)" --omit-empty >actual &&
+ echo refs/heads/main >expect &&
+ test_cmp expect actual
+'
+
test_expect_success 'for-each-ref --ignore-case works on multiple sort keys' '
# name refs numerically to avoid case-insensitive filesystem conflicts
nr=0 &&
diff --git a/t/t7004-tag.sh b/t/t7004-tag.sh
index 9aa1660651..6493583110 100755
--- a/t/t7004-tag.sh
+++ b/t/t7004-tag.sh
@@ -2001,6 +2001,22 @@ test_expect_success '--format should list tags as per format given' '
test_cmp expect actual
'
+test_expect_success '--format --omit-empty works' '
+ cat >expect <<-\EOF &&
+ refname : refs/tags/v1.0
+
+ refname : refs/tags/v1.1.3
+ EOF
+ git tag -l --format="%(if:notequals=refs/tags/v1.0.1)%(refname)%(then)refname : %(refname)%(end)" "v1*" >actual &&
+ test_cmp expect actual &&
+ cat >expect <<-\EOF &&
+ refname : refs/tags/v1.0
+ refname : refs/tags/v1.1.3
+ EOF
+ git tag -l --omit-empty --format="%(if:notequals=refs/tags/v1.0.1)%(refname)%(then)refname : %(refname)%(end)" "v1*" >actual &&
+ test_cmp expect actual
+'
+
test_expect_success 'git tag -l with --format="%(rest)" must fail' '
test_must_fail git tag -l --format="%(rest)" "v1*"
'