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checkout: do not mention detach advice for explicit --detach option 

When a user asked for a detached HEAD specifically with `--detach`,
we do not need to give advice on what a detached HEAD state entails as
we can assume they know what they're getting into as they asked for it.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Stefan Beller 2016-08-15 11:40:21 -07:00 committed by Junio C Hamano
parent e0c1ceafc5
commit 779b88a91f
2 changed files with 25 additions and 1 deletions
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3
builtin/checkout.c
View File

@ -655,7 +655,8 @@ static void update_refs_for_switch(const struct checkout_opts *opts,
update_ref(msg.buf, "HEAD", new->commit->object.oid.hash, NULL,
REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
if (!opts->quiet) {
if (old->path && advice_detached_head)
if (old->path &&
advice_detached_head && !opts->force_detach)
detach_advice(new->name);
describe_detached_head(_("HEAD is now at"), new->commit);
}

23
t/t2020-checkout-detach.sh
View File

@ -163,4 +163,27 @@ test_expect_success 'tracking count is accurate after orphan check' '
test_i18ncmp expect stdout
'
test_expect_success 'no advice given for explicit detached head state' '
# baseline
test_config advice.detachedHead true &&
git checkout child && git checkout HEAD^0 >expect.advice 2>&1 &&
test_config advice.detachedHead false &&
git checkout child && git checkout HEAD^0 >expect.no-advice 2>&1 &&
test_unconfig advice.detachedHead &&
# without configuration, the advice.* variables default to true
git checkout child && git checkout HEAD^0 >actual 2>&1 &&
test_cmp expect.advice actual &&
# with explicit --detach
# no configuration
test_unconfig advice.detachedHead &&
git checkout child && git checkout --detach HEAD^0 >actual 2>&1 &&
test_cmp expect.no-advice actual &&
# explicitly decline advice
test_config advice.detachedHead false &&
git checkout child && git checkout --detach HEAD^0 >actual 2>&1 &&
test_cmp expect.no-advice actual
'
test_done