On Tue, Apr 30, 2013 at 11:01 PM, Nguyễn Thái Ngọc Duy
> The current behavior is inconsistent when passing SHA-1 to get_sha1.
> If it's a short sha-1, refs take precedence. "git rev-parse 1234" will
> resolve refs/heads/1234 if exists even if there is an unambiguous
> SHA-1 starting with 1234. However if it's full SHA-1, the SHA-1 takes
> precedence and refs with the same name are ignored.
> The former makes more sense than the latter. This patch makes git
> check for 40-hex ref names before consider it SHA-1. In future, we may
> want to warn ambiguity between refs and SHA-1 (for both full and short
> Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
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