ArcanistMercurialWorkEngine.php
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ArcanistMercurialWorkEngine.php
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	<?php

	final class ArcanistMercurialWorkEngine
	extends ArcanistWorkEngine {

	protected function getDefaultStartSymbol() {
	$api = $this->getRepositoryAPI();
	return $api->getWorkingCopyRevision();
	}

	protected function newMarker($symbol, $start) {
	$api = $this->getRepositoryAPI();
	$log = $this->getLogEngine();

	$log->writeStatus(
	pht('NEW BOOKMARK'),
	pht(
	'Creating new bookmark "%s" from "%s".',
	$symbol,
	$start));

	if ($start !== $this->getDefaultStartSymbol()) {
	$future = $api->newFuture('update -- %s', $start);
	$future->resolve();
	}

	$future = $api->newFuture('bookmark %s --', $symbol);
	$future->resolve();
	}

	protected function moveToMarker(ArcanistMarkerRef $marker) {
	$api = $this->getRepositoryAPI();
	$log = $this->getLogEngine();

	if ($marker->isBookmark()) {
	$log->writeStatus(
	pht('BOOKMARK'),
	pht(
	'Checking out bookmark "%s".',
	$marker->getName()));
	} else {
	$log->writeStatus(
	pht('BRANCH'),
	pht(
	'Checking out branch "%s".',
	$marker->getName()));
	}

	$future = $api->newFuture(
	'checkout %s --',
	$marker->getName());

	$future->resolve();
	}

	}