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authorJunio C Hamano <junkio@cox.net>2005-10-17 05:41:59 (GMT)
committerJunio C Hamano <junkio@cox.net>2005-10-17 05:41:59 (GMT)
commit622ef9df199cdbc11ff30e1d92324c1abe3f89cb (patch)
tree41b17923dd0d4ed2139d32e67085651c029c464d /Documentation/git-rev-parse.txt
parentb8041fe4d84bc75212cb6161d508fd1e9d2203ab (diff)
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ref-format documentation.
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'Documentation/git-rev-parse.txt')
-rw-r--r--Documentation/git-rev-parse.txt17
1 files changed, 15 insertions, 2 deletions
diff --git a/Documentation/git-rev-parse.txt b/Documentation/git-rev-parse.txt
index 694f3a0..099db29 100644
--- a/Documentation/git-rev-parse.txt
+++ b/Documentation/git-rev-parse.txt
@@ -79,8 +79,9 @@ OPTIONS
SPECIFYING REVISIONS
--------------------
-A revision parameter typically names a commit object. They use
-what is called an 'extended SHA1' syntax.
+A revision parameter typically, but not necessarily, names a
+commit object. They use what is called an 'extended SHA1'
+syntax.
* The full SHA1 object name (40-byte hexadecimal string), or
a substring of such that is unique within the repository.
@@ -106,6 +107,18 @@ what is called an 'extended SHA1' syntax.
equivalent to rev{caret}{caret}{caret} which is equivalent to\
rev{caret}1{caret}1{caret}1.
+* A suffix '{caret}' followed by an object type name enclosed in
+ brace pair (e.g. `v0.99.8{caret}\{commit\}`) means the object
+ could be a tag, and dereference the tag recursively until an
+ object of that type is found or the object cannot be
+ dereferenced anymore (in which case, barf). `rev{caret}0`
+ introduced earlier is a short-hand for `rev{caret}\{commit\}`.
+
+* A suffix '{caret}' followed by an empty brace pair
+ (e.g. `v0.99.8{caret}\{\}`) means the object could be a tag,
+ and dereference the tag recursively until a non-tag object is
+ found.
+
'git-rev-parse' also accepts a prefix '{caret}' to revision parameter,
which is passed to 'git-rev-list'. Two revision parameters
concatenated with '..' is a short-hand for writing a range