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Code Issues Releases Wiki Activity

Support "immutable_history" doctrine in arc

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Summary: When a project uses a conservative history mutability doctrine, never
try to amend history.

Test Plan: Ran "arc amend" in an "immutable_history" working copy.

Reviewers: fratrik, Makinde, aran, jungejason, tuomaspelkonen

Reviewed By: Makinde

CC: aran, Makinde, epriestley

Differential Revision: 862
This commit is contained in:
epriestley 2011-08-25 17:53:59 -07:00
parent 44959afd4b
commit c84d6255b4
3 changed files with 21 additions and 3 deletions
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8
src/workflow/amend/ArcanistAmendWorkflow.php
View file

@ -65,6 +65,14 @@ EOTEXT
}
public function run() {
if ($this->isHistoryImmutable()) {
throw new ArcanistUsageException(
"This project is marked as adhering to a conservative history ".
"mutability doctrine (having an immutable local history), which ".
"precludes amending commit messages. You can use 'arc merge' to ".
"merge feature branches instead.");
}
$repository_api = $this->getRepositoryAPI();
if (!($repository_api instanceof ArcanistGitAPI)) {
throw new ArcanistUsageException(

5
src/workflow/base/ArcanistBaseWorkflow.php
View file

@ -913,4 +913,9 @@ class ArcanistBaseWorkflow {
file_put_contents('php://stderr', $msg);
}
protected function isHistoryImmutable() {
$working_copy = $this->getWorkingCopy();
return ($working_copy->getConfig('immutable_history') === true);
}
}

11
src/workflow/diff/ArcanistDiffWorkflow.php
View file

@ -549,8 +549,10 @@ EOTEXT
}
if ($repository_api instanceof ArcanistMercurialAPI) {
// TODO: This is unlikely to be correct since it excludes using local
// branching in Mercurial.
return true;
}
if ($this->isHistoryImmutable()) {
return true;
}
@ -1110,7 +1112,10 @@ EOTEXT
}
$lint_workflow = $this->buildChildWorkflow('lint', $argv);
$lint_workflow->setShouldAmendChanges(true);
if (!$this->isHistoryImmutable()) {
// TODO: We should offer to create a checkpoint commit.
$lint_workflow->setShouldAmendChanges(true);
}
$lint_result = $lint_workflow->run();