From: Junio C Hamano <gitster@pobox.com>
Date: Wed, 26 Nov 2014 18:12:08 GMT
Subject: Re: [PATCH 1/2] t7503: use write_script to generate hook scripts
Message-ID: <xmqqk32hrfuv.fsf@gitster.dls.corp.google.com>
In-Reply-To: <20141126045127.GC15252@peff.net>

Jeff King <peff@peff.net> writes:

> On Tue, Nov 25, 2014 at 11:51:28PM +0100, Øystein Walle wrote:
>
>> Signed-off-by: Øystein Walle <oystwa@gmail.com>
>> ---
>>  t/t7503-pre-commit-hook.sh | 9 +++------
>>  1 file changed, 3 insertions(+), 6 deletions(-)
>> 
>> diff --git a/t/t7503-pre-commit-hook.sh b/t/t7503-pre-commit-hook.sh
>> index 984889b..99ed967 100755
>> --- a/t/t7503-pre-commit-hook.sh
>> +++ b/t/t7503-pre-commit-hook.sh
>> @@ -24,8 +24,7 @@ test_expect_success '--no-verify with no hook' '
>>  HOOKDIR="$(git rev-parse --git-dir)/hooks"
>>  HOOK="$HOOKDIR/pre-commit"
>>  mkdir -p "$HOOKDIR"
>> -cat > "$HOOK" <<EOF
>> -#!/bin/sh
>> +write_script "$HOOK" <<EOF
>
> While you are touching this line, please make it "<<\EOF". It does not
> matter for these simple cases, but as a style, we try to avoid
> interpolation unless it is necessary.

Thanks.  It is more about reducing cognitive burden from the
readers.  An unquoted <<EOF signals you that your eyes need to scan
carefully for $subsitutions to understand what is going on, instead
of coasting it over.