From: Taylor Blau <email@example.com> To: Junio C Hamano <firstname.lastname@example.org> Cc: Taylor Blau <email@example.com>, Denton Liu <firstname.lastname@example.org>, Git Mailing List <email@example.com>, "brian m . carlson" <firstname.lastname@example.org> Subject: Re: [PATCH 2/4] builtin/rev-parse: learn --null-oid Date: Fri, 18 Sep 2020 14:21:50 -0400 [thread overview] Message-ID: <20200918182150.GC1612043@nand.local> (raw) In-Reply-To: <email@example.com> On Fri, Sep 18, 2020 at 11:16:54AM -0700, Junio C Hamano wrote: > Taylor Blau <firstname.lastname@example.org> writes: > > > In either case, I think '--zero-oid' makes more sense than '--null-oid' > > (and it matches the tests that are already written). The pair > > '--zero-oid' and '--empty-oid=<type>' make sense to me. > > I am not sure rev-parse should even know about "empty-oid". An end > user or a script who wants to learn what name an empty blob has can > and should ask "git hash-object -t blob --stdin </dev/null". Yeah, my uncertainty ("should this be '--empty-oid' or '--null-oid'?") is probably a good indication (to me, at least) that the option shouldn't even exist. > I can buy --zero-oid might be handy, but don't see a pressing need > if it is merely to support our test suite and sample hooks. > Instead, something like > > ZERO_OID=$(git hash-object --stdin </dev/null | tr '[0-9a-f]' '0') > > should suffice, no? Absolutely. > Take this as a mild indifference, not as a strong rejection. For what it's worth, I'm probably as indifferent as you. I would be slightly less so if there was evidence of lots of out-of-tree scripts that care about these special OIDs, but I haven't looked too far. Thanks, Taylor
next prev parent reply other threads:[~2020-09-18 18:21 UTC|newest] Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-18 11:19 [PATCH 0/4] sample hooks: become hash agnostic Denton Liu 2020-09-18 11:19 ` [PATCH 1/4] hooks--pre-push.sample: prefer $() for command substitution Denton Liu 2020-09-18 16:57 ` Eric Sunshine 2020-09-18 11:19 ` [PATCH 2/4] builtin/rev-parse: learn --null-oid Denton Liu 2020-09-18 14:11 ` Taylor Blau 2020-09-18 14:16 ` Taylor Blau 2020-09-18 18:16 ` Junio C Hamano 2020-09-18 18:21 ` Taylor Blau [this message] 2020-09-18 21:26 ` brian m. carlson 2020-09-20 4:25 ` Chris Torek 2020-09-20 18:58 ` brian m. carlson 2020-09-20 15:35 ` Taylor Blau 2020-09-20 16:03 ` Andreas Schwab 2020-09-18 11:19 ` [PATCH 3/4] hooks--pre-push.sample: use hash-agnostic null OID Denton Liu 2020-09-18 17:06 ` Eric Sunshine 2020-09-18 11:19 ` [PATCH 4/4] hooks--update.sample: " Denton Liu 2020-09-18 17:08 ` Eric Sunshine 2020-09-18 21:35 ` [PATCH 0/4] sample hooks: become hash agnostic brian m. carlson 2020-09-23 9:38 ` [PATCH v2 0/3] " Denton Liu 2020-09-23 9:38 ` [PATCH v2 1/3] hooks--pre-push.sample: modernize script Denton Liu 2020-09-23 9:38 ` [PATCH v2 2/3] hooks--pre-push.sample: use hash-agnostic zero OID Denton Liu 2020-09-23 9:38 ` [PATCH v2 3/3] hooks--update.sample: " Denton Liu 2020-09-23 16:34 ` [PATCH v2 0/3] sample hooks: become hash agnostic Junio C Hamano
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