diff options
author | Jeff King <peff@peff.net> | 2010-01-28 12:52:22 +0300 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2010-01-28 23:12:42 +0300 |
commit | d46a8301930ae83de30fbbbbce1bb02a98745204 (patch) | |
tree | d58efd6ccd18ee97fc9e518c3d348f6920f0d901 | |
parent | 42cab601cfd0364c57434f90c6ba66a1ccb179ec (diff) |
fix parsing of @{-1}@{u} combination
Previously interpret_branch_name would see @{-1} and stop
parsing, leaving the @{u} as cruft that provoked an error.
Instead, we should recurse if there is more to parse.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r-- | sha1_name.c | 24 | ||||
-rwxr-xr-x | t/t1508-at-combinations.sh | 4 |
2 files changed, 24 insertions, 4 deletions
diff --git a/sha1_name.c b/sha1_name.c index c7f1510ef1..00fc415178 100644 --- a/sha1_name.c +++ b/sha1_name.c @@ -881,8 +881,28 @@ int interpret_branch_name(const char *name, struct strbuf *buf) if (!len) return len; /* syntax Ok, not enough switches */ - if (0 < len) - return len; /* consumed from the front */ + if (0 < len && len == namelen) + return len; /* consumed all */ + else if (0 < len) { + /* we have extra data, which might need further processing */ + struct strbuf tmp = STRBUF_INIT; + int used = buf->len; + int ret; + + strbuf_add(buf, name + len, namelen - len); + ret = interpret_branch_name(buf->buf, &tmp); + /* that data was not interpreted, remove our cruft */ + if (ret < 0) { + strbuf_setlen(buf, used); + return len; + } + strbuf_reset(buf); + strbuf_addbuf(buf, &tmp); + strbuf_release(&tmp); + /* tweak for size of {-N} versus expanded ref name */ + return ret - used + len; + } + cp = strchr(name, '@'); if (!cp) return -1; diff --git a/t/t1508-at-combinations.sh b/t/t1508-at-combinations.sh index 59f04636f2..2a46af24d6 100755 --- a/t/t1508-at-combinations.sh +++ b/t/t1508-at-combinations.sh @@ -43,8 +43,8 @@ check "@{-1}" old-two check "@{-1}@{1}" old-one check "@{u}" upstream-two check "@{u}@{1}" upstream-one -fail check "@{-1}@{u}" master-two -fail check "@{-1}@{u}@{1}" master-one +check "@{-1}@{u}" master-two +check "@{-1}@{u}@{1}" master-one fail nonsense "@{u}@{-1}" nonsense "@{1}@{u}" |