A tree-ish isn't a ref. Also, mention dereferencing, and that a
commit dereferences to a tree, to support gitrevisions(7) and
rev-parse's error messages.
Signed-off-by: Richard Hansen <rhan...@bbn.com>
---
Documentation/glossary-content.txt | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/Documentation/glossary-content.txt
b/Documentation/glossary-content.txt
index 47e901e..3466ce9 100644
--- a/Documentation/glossary-content.txt
+++ b/Documentation/glossary-content.txt
@@ -499,9 +499,18 @@ should not be combined with other pathspec.
<<def_tree,tree>> is equivalent to a <<def_directory,directory>>.
[[def_tree-ish]]tree-ish (also treeish)::
- A <<def_ref,ref>> pointing to either a <<def_commit_object,commit
- object>>, a <<def_tree_object,tree object>>, or a <<def_tag_object,tag
- object>> pointing to a tag or commit or tree object.
+ A <<def_tree_object,tree object>> or an <<def_object,object>>
+ that can be recursively dereferenced to a tree object.
+ Dereferencing a <<def_commit_object,commit object>> yields the
+ tree object corresponding to the <<def_revision,revision>>'s
+ top <<def_directory,directory>>.
+ The following are all tree-ishes:
+ a <<def_commit-ish,commit-ish>>,
+ a tree object,
+ a <<def_tag_object,tag object>> that points to a tree object,
+ a tag object that points to a tag object that points to a tree
+ object,
+ etc.
[[def_unmerged_index]]unmerged index::
An <<def_index,index>> which contains unmerged
--
1.8.4
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