Differential D25039 Diff 96 src/repository/marker/ArcanistMercurialRepositoryMarkerQuery.php

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src/repository/marker/ArcanistMercurialRepositoryMarkerQuery.php

Show All 13 Lines	final class ArcanistMercurialRepositoryMarkerQuery
private function newMarkers(ArcanistRemoteRef $remote = null) {		private function newMarkers(ArcanistRemoteRef $remote = null) {
$api = $this->getRepositoryAPI();		$api = $this->getRepositoryAPI();

// In native Mercurial it is difficult to identify remote markers, and		// In native Mercurial it is difficult to identify remote markers, and
// complicated to identify local markers efficiently. We use an extension		// complicated to identify local markers efficiently. We use an extension
// to provide a command which works like "git for-each-ref" locally and		// to provide a command which works like "git for-each-ref" locally and
// "git ls-remote" when given a remote.		// "git ls-remote" when given a remote.

$argv = array();
foreach ($api->getMercurialExtensionArguments() as $arg) {
$argv[] = $arg;
}
$argv[] = 'arc-ls-markers';

// NOTE: In remote mode, we're using passthru and a tempfile on this		// NOTE: In remote mode, we're using passthru and a tempfile on this
// because it's a remote command and may prompt the user to provide		// because it's a remote command and may prompt the user to provide
// credentials interactively. In local mode, we can just read stdout.		// credentials interactively. In local mode, we can just read stdout.

if ($remote !== null) {		if ($remote !== null) {
$tmpfile = new TempFile();		$tmpfile = new TempFile();
Filesystem::remove($tmpfile);		Filesystem::remove($tmpfile);

		$argv = array();
$argv[] = '--output';		$argv[] = '--output';
$argv[] = phutil_string_cast($tmpfile);		$argv[] = phutil_string_cast($tmpfile);
}

$argv[] = '--';		$argv[] = '--';

if ($remote !== null) {
$argv[] = $remote->getRemoteName();		$argv[] = $remote->getRemoteName();
}

if ($remote !== null) {		$err = $api->execPassthruWithExtension(
$passthru = $api->newPassthru('%Ls', $argv);		'arc-hg',
		'arc-ls-markers %Ls',
		$argv);

$err = $passthru->execute();
if ($err) {		if ($err) {
throw new Exception(		throw new Exception(
pht(		pht(
'Call to "hg arc-ls-markers" failed with error "%s".',		'Call to "hg arc-ls-markers" failed with error "%s".',
$err));		$err));
}		}

$raw_data = Filesystem::readFile($tmpfile);		$raw_data = Filesystem::readFile($tmpfile);
unset($tmpfile);		unset($tmpfile);
} else {		} else {
$future = $api->newFuture('%Ls', $argv);		$future = $api->execFutureLocalWithExtension(
list($raw_data) = $future->resolve();		'arc-hg',
		'arc-ls-markers --');
		list($err, $raw_data) = $future->resolve();
}		}

$items = phutil_json_decode($raw_data);		$items = phutil_json_decode($raw_data);

$markers = array();		$markers = array();
foreach ($items as $item) {		foreach ($items as $item) {
if (!empty($item['isClosed'])) {		if (!empty($item['isClosed'])) {
// NOTE: For now, we ignore closed branch heads.		// NOTE: For now, we ignore closed branch heads.
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