On 2013-06-19 01:56, Ramkumar Ramachandra wrote:
> From gitglossary(7):
>
> ref
> A 40-byte hex representation of a SHA-1 or a name that denotes a
> particular object. They may be stored in a file under $GIT_DIR/refs/
> directory, or in the $GIT_DIR/packed-refs file.
>
> Do master~3 and :/foomery qualify as refs?
Yes; they are names that denote a particular object.
>
>>> Look at the other forms in gitrevisions(7); master:quuxery,
>>> master^{tree} are notable exceptions.
>>
>> gitrevisions(7) says that master:quuxery is a ref pointing to a blob or
>> tree, so it is not a committish. However, if quuxery is a submodule, I
>> would expect master:quuxery to point to a commit object and thus be a
>> committish. So perhaps the <rev>:<path> description in gitrevisions(7)
>> should be updated to accommodate submodules.
>
> When quuxery is a submodule, master:quuxery refers to a commit object
> that does not exist in the parent repository. I don't know what we
> gain by documenting a comittish you can't even `show`.
Fair point.
-Richard
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