Hello,

the log and rev-parse commands both support the rev^@ syntax which stands for
all parents of rev.  The log command also supports ^rev^@ to exclude all of the
parents of rev, but rev-parse does not.  Should this be fixed?

If so, the following patch would be a start.

Thanks,
Andreas

--

rev-parse: Add support for ^rev^@

Add support for the ^rev^@ syntax to exclude all of the parents of rev.  This
syntax is already supported by git log.

Signed-off-by: Andreas Gruenbacher <[email protected]>
---
 builtin/rev-parse.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 2549643..ab84c49 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -293,7 +293,7 @@ static int try_difference(const char *arg)
        return 0;
 }
 
-static int try_parent_shorthands(const char *arg)
+static int try_parent_shorthands(int type, const char *arg)
 {
        char *dotdot;
        unsigned char sha1[20];
@@ -339,7 +339,7 @@ static int try_parent_shorthands(const char *arg)
        }
 
        if (include_rev)
-               show_rev(NORMAL, sha1, arg);
+               show_rev(type, sha1, arg);
        for (parents = commit->parents, parent_number = 1;
             parents;
             parents = parents->next, parent_number++) {
@@ -350,7 +350,7 @@ static int try_parent_shorthands(const char *arg)
 
                if (symbolic)
                        name = xstrfmt("%s^%d", arg, parent_number);
-               show_rev(include_parents ? NORMAL : REVERSED,
+               show_rev(include_parents ? type : !type,
                         parents->item->object.oid.hash, name);
                free(name);
        }
@@ -896,14 +896,14 @@ int cmd_rev_parse(int argc, const char **argv, const char 
*prefix)
                /* Not a flag argument */
                if (try_difference(arg))
                        continue;
-               if (try_parent_shorthands(arg))
-                       continue;
                name = arg;
                type = NORMAL;
                if (*arg == '^') {
                        name++;
                        type = REVERSED;
                }
+               if (try_parent_shorthands(type, name))
+                       continue;
                if (!get_sha1_with_context(name, flags, sha1, &unused)) {
                        if (verify)
                                revs_count++;
-- 
2.7.4

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