Re: Git files data formats documentation

Jakub Narebski wrote:

A Large Angry SCM wrote:

quoted

<TREE_ENTRY>
        # The type of the object referenced MUST be appropriate for
        # the mode. Regular files and symbolic links reference a BLOB
        # and directories reference a TREE.
        :       <OCTAL_MODE> <SP> <NAME> <NUL> <BINARY_OBJ_ID>
        ;

[...]

quoted

<OCTAL_MODE>
        # Octal encoding, without prefix, of the file system object
        # type and permission bits. The bit layout is according to the
        # POSIX standard, with only regular files, directories, and
        # symbolic links permitted. The actual permission bits are
        # all zero except for regular files. The only permission bit
        # of any consequence to Git is the owner executable bit. By
        # default, the permission bits for files will be either 0644
        # or 0755, depending on the owner executable bit.
        ;

I do wonder why there is <OCTAL_MODE> (and not <BINARY_OCTAL_MODE>) 
but <BINARY_OBJ_ID> (and not <HEX_OBJ_ID>).

<OCTAL_MODE> because it's an ASCII string. <BINARY_OBJ_ID> because it's 
the 20 byte digest.