D9269.id.diff
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	diff --git a/scripts/arcanist.php b/scripts/arcanist.php
	--- a/scripts/arcanist.php
	+++ b/scripts/arcanist.php
	@@ -195,8 +195,8 @@
	if ($need_working_copy \|\| $want_working_copy) {
	if ($need_working_copy && !$working_copy->getVCSType()) {
	throw new ArcanistUsageException(
	- "This command must be run in a Git, Mercurial or Subversion working ".
	- "copy.");
	+ 'This command must be run in a Git, Mercurial or Subversion working '.
	+ 'copy.');
	}
	$configuration_manager->setWorkingCopyIdentity($working_copy);
	}
	@@ -352,7 +352,7 @@
	echo phutil_console_format(
	"Exception\n%s\n%s\n",
	$ex->getMessage(),
	- "(Run with --trace for a full exception trace.)");
	+ '(Run with --trace for a full exception trace.)');
	}

	exit(1);
	diff --git a/scripts/hgdaemon/hgdaemon_client.php b/scripts/hgdaemon/hgdaemon_client.php
	--- a/scripts/hgdaemon/hgdaemon_client.php
	+++ b/scripts/hgdaemon/hgdaemon_client.php
	@@ -22,7 +22,7 @@

	$repo = $args->getArg('repository');
	if (count($repo) !== 1) {
	- throw new Exception("Specify exactly one working copy!");
	+ throw new Exception('Specify exactly one working copy!');
	}
	$repo = head($repo);

	diff --git a/scripts/hgdaemon/hgdaemon_server.php b/scripts/hgdaemon/hgdaemon_server.php
	--- a/scripts/hgdaemon/hgdaemon_server.php
	+++ b/scripts/hgdaemon/hgdaemon_server.php
	@@ -40,7 +40,7 @@

	$repo = $args->getArg('repository');
	if (count($repo) !== 1) {
	- throw new Exception("Specify exactly one working copy!");
	+ throw new Exception('Specify exactly one working copy!');
	}
	$repo = head($repo);

	diff --git a/scripts/lib/PhutilLibraryMapBuilder.php b/scripts/lib/PhutilLibraryMapBuilder.php
	--- a/scripts/lib/PhutilLibraryMapBuilder.php
	+++ b/scripts/lib/PhutilLibraryMapBuilder.php
	@@ -152,7 +152,7 @@
	$result['error']);
	exit(1);
	}
	- $this->log(".");
	+ $this->log('.');
	}
	$this->log("\nDone.\n");
	}
	diff --git a/scripts/phutil_rebuild_map.php b/scripts/phutil_rebuild_map.php
	--- a/scripts/phutil_rebuild_map.php
	+++ b/scripts/phutil_rebuild_map.php
	@@ -49,7 +49,7 @@

	$root = $args->getArg('root');
	if (count($root) !== 1) {
	- throw new Exception("Provide exactly one library root!");
	+ throw new Exception('Provide exactly one library root!');
	}
	$root = Filesystem::resolvePath(head($root));

	diff --git a/scripts/phutil_symbols.php b/scripts/phutil_symbols.php
	--- a/scripts/phutil_symbols.php
	+++ b/scripts/phutil_symbols.php
	@@ -52,7 +52,7 @@

	$paths = $args->getArg('path');
	if (count($paths) !== 1) {
	- throw new Exception("Specify exactly one path!");
	+ throw new Exception('Specify exactly one path!');
	}
	$path = Filesystem::resolvePath(head($paths));

	diff --git a/src/configuration/ArcanistConfiguration.php b/src/configuration/ArcanistConfiguration.php
	--- a/src/configuration/ArcanistConfiguration.php
	+++ b/src/configuration/ArcanistConfiguration.php
	@@ -168,7 +168,7 @@
	private function raiseUnknownCommand($command, array $maybe = array()) {
	$message = pht("Unknown command '%s'. Try 'arc help'.", $command);
	if ($maybe) {
	- $message .= "\n\n".pht("Did you mean:")."\n";
	+ $message .= "\n\n".pht('Did you mean:')."\n";
	sort($maybe);
	foreach ($maybe as $other) {
	$message .= " ".$other."\n";
	diff --git a/src/configuration/ArcanistConfigurationManager.php b/src/configuration/ArcanistConfigurationManager.php
	--- a/src/configuration/ArcanistConfigurationManager.php
	+++ b/src/configuration/ArcanistConfigurationManager.php
	@@ -151,7 +151,7 @@
	return $this->workingCopy->writeLocalArcConfig($config);
	}

	- throw new Exception(pht("No working copy to write config to!"));
	+ throw new Exception(pht('No working copy to write config to!'));
	}

	/**
	@@ -235,7 +235,7 @@
	public function setUserConfigurationFileLocation($custom_arcrc) {
	if (!Filesystem::pathExists($custom_arcrc)) {
	throw new Exception(
	- "Custom arcrc file was specified, but it was not found!");
	+ 'Custom arcrc file was specified, but it was not found!');
	}

	$this->customArcrcFilename = $custom_arcrc;
	diff --git a/src/configuration/ArcanistSettings.php b/src/configuration/ArcanistSettings.php
	--- a/src/configuration/ArcanistSettings.php
	+++ b/src/configuration/ArcanistSettings.php
	@@ -142,7 +142,7 @@
	'browser' => array(
	'type' => 'string',
	'help' =>
	- "Command to use to invoke a web browser.",
	+ 'Command to use to invoke a web browser.',
	'example' => '"gnome-www-browser"',
	),
	'events.listeners' => array(
	@@ -154,13 +154,13 @@
	'http.basicauth.user' => array(
	'type' => 'string',
	'help' =>
	- "Username to use for basic auth over http transports",
	+ 'Username to use for basic auth over http transports',
	'example' => '"bob"',
	),
	'http.basicauth.pass' => array(
	'type' => 'string',
	'help' =>
	- "Password to use for basic auth over http transports",
	+ 'Password to use for basic auth over http transports',
	'example' => '"bobhasasecret"',
	),
	'arc.autostash' => array(
	diff --git a/src/difference/__tests__/ArcanistDiffUtilsTestCase.php b/src/difference/__tests__/ArcanistDiffUtilsTestCase.php
	--- a/src/difference/__tests__/ArcanistDiffUtilsTestCase.php
	+++ b/src/difference/__tests__/ArcanistDiffUtilsTestCase.php
	@@ -100,7 +100,7 @@

	$utf8_tests = array(
	array(
	- "GrumpyCat",
	+ 'GrumpyCat',
	"Grumpy\xE2\x98\x83at",
	'ssssssxss',
	),
	@@ -118,8 +118,8 @@

	public function testGenerateUTF8IntralineDiff() {
	// Both Strings Empty.
	- $left = "";
	- $right = "";
	+ $left = '';
	+ $right = '';
	$result = array(
	array(array(0, 0)),
	array(array(0, 0))
	@@ -129,7 +129,7 @@
	ArcanistDiffUtils::generateIntralineDiff($left, $right));

	// Left String Empty.
	- $left = "";
	+ $left = '';
	$right = "Grumpy\xE2\x98\x83at";
	$result = array(
	array(array(0, 0)),
	@@ -141,7 +141,7 @@

	// Right String Empty.
	$left = "Grumpy\xE2\x98\x83at";
	- $right = "";
	+ $right = '';
	$result = array(
	array(array(0, 11)),
	array(array(0, 0))
	@@ -163,7 +163,7 @@

	// Both Strings are different.
	$left = "Grumpy\xE2\x98\x83at";
	- $right = "Smiling Dog";
	+ $right = 'Smiling Dog';
	$result = array(
	array(array(1, 11)),
	array(array(1, 11))
	@@ -173,7 +173,7 @@
	ArcanistDiffUtils::generateIntralineDiff($left, $right));

	// String with one difference in the middle.
	- $left = "GrumpyCat";
	+ $left = 'GrumpyCat';
	$right = "Grumpy\xE2\x98\x83at";
	$result = array(
	array(array(0, 6), array(1, 1), array(0, 2)),
	@@ -184,7 +184,7 @@
	ArcanistDiffUtils::generateIntralineDiff($left, $right));

	// Differences in middle, not connected to each other.
	- $left = "GrumpyCat";
	+ $left = 'GrumpyCat';
	$right = "Grumpy\xE2\x98\x83a\xE2\x98\x83t";
	$result = array(
	array(array(0, 6), array(1, 2), array(0, 1)),
	@@ -229,7 +229,7 @@

	// This is a unicode combining character, "COMBINING DOUBLE TILDE".
	$cc = "\xCD\xA0";
	- $left = "Senor";
	+ $left = 'Senor';
	$right = "Sen{$cc}or";
	$result = array(
	array(array(0, 2), array(1, 1), array(0, 2)),
	diff --git a/src/hgdaemon/ArcanistHgClientChannel.php b/src/hgdaemon/ArcanistHgClientChannel.php
	--- a/src/hgdaemon/ArcanistHgClientChannel.php
	+++ b/src/hgdaemon/ArcanistHgClientChannel.php
	@@ -57,7 +57,7 @@
	*/
	protected function encodeMessage($argv) {
	if (!is_array($argv) \|\| count($argv) !== 2) {
	- throw new Exception("Message should be <channel, data>.");
	+ throw new Exception('Message should be <channel, data>.');
	}

	$channel = head($argv);
	diff --git a/src/hgdaemon/ArcanistHgProxyServer.php b/src/hgdaemon/ArcanistHgProxyServer.php
	--- a/src/hgdaemon/ArcanistHgProxyServer.php
	+++ b/src/hgdaemon/ArcanistHgProxyServer.php
	@@ -181,7 +181,7 @@
	));

	if (!$hg->update()) {
	- throw new Exception("Server exited unexpectedly!");
	+ throw new Exception('Server exited unexpectedly!');
	}

	// Accept any new clients.
	@@ -353,7 +353,7 @@

	$ok = stream_set_blocking($socket, 0);
	if ($ok === false) {
	- throw new Exception("Unable to set socket nonblocking!");
	+ throw new Exception('Unable to set socket nonblocking!');
	}

	return $socket;
	@@ -461,7 +461,7 @@

	$pid = pcntl_fork();
	if ($pid === -1) {
	- throw new Exception("Unable to fork!");
	+ throw new Exception('Unable to fork!');
	} else if ($pid) {
	// We're the parent; exit. First, drop our reference to the socket so
	// our __destruct() doesn't tear it down; the child will tear it down
	diff --git a/src/hgdaemon/ArcanistHgServerChannel.php b/src/hgdaemon/ArcanistHgServerChannel.php
	--- a/src/hgdaemon/ArcanistHgServerChannel.php
	+++ b/src/hgdaemon/ArcanistHgServerChannel.php
	@@ -86,7 +86,7 @@
	*/
	protected function encodeMessage($argv) {
	if (!is_array($argv)) {
	- throw new Exception("Message to Mercurial server should be an array.");
	+ throw new Exception('Message to Mercurial server should be an array.');
	}

	$command = head($argv);
	diff --git a/src/lint/ArcanistLintPatcher.php b/src/lint/ArcanistLintPatcher.php
	--- a/src/lint/ArcanistLintPatcher.php
	+++ b/src/lint/ArcanistLintPatcher.php
	@@ -48,7 +48,7 @@
	}
	Filesystem::writeFile($lint, $data);

	- list($err) = exec_manual("mv -f %s %s", $lint, $path);
	+ list($err) = exec_manual('mv -f %s %s', $lint, $path);
	if ($err) {
	throw new Exception(
	"Unable to overwrite path `{$path}', patched version was left ".
	diff --git a/src/lint/engine/ArcanistLintEngine.php b/src/lint/engine/ArcanistLintEngine.php
	--- a/src/lint/engine/ArcanistLintEngine.php
	+++ b/src/lint/engine/ArcanistLintEngine.php
	@@ -208,7 +208,7 @@
	final public function run() {
	$linters = $this->buildLinters();
	if (!$linters) {
	- throw new ArcanistNoEffectException("No linters to run.");
	+ throw new ArcanistNoEffectException('No linters to run.');
	}

	$linters = msort($linters, 'getLinterPriority');
	@@ -225,7 +225,7 @@
	}

	if (!$have_paths) {
	- throw new ArcanistNoEffectException("No paths are lintable.");
	+ throw new ArcanistNoEffectException('No paths are lintable.');
	}

	$versions = array($this->getCacheVersion());
	diff --git a/src/lint/linter/ArcanistCSharpLinter.php b/src/lint/linter/ArcanistCSharpLinter.php
	--- a/src/lint/linter/ArcanistCSharpLinter.php
	+++ b/src/lint/linter/ArcanistCSharpLinter.php
	@@ -60,7 +60,7 @@

	public function setCustomSeverityMap(array $map) {
	foreach ($map as $code => $severity) {
	- if (substr($code, 0, 2) === "SA" && $severity == "disabled") {
	+ if (substr($code, 0, 2) === 'SA' && $severity == 'disabled') {
	throw new Exception(
	"In order to keep StyleCop integration with IDEs and other tools ".
	"consistent with Arcanist results, you aren't permitted to ".
	@@ -88,42 +88,42 @@

	// Determine runtime engine (.NET or Mono).
	if (phutil_is_windows()) {
	- $this->runtimeEngine = "";
	- } else if (Filesystem::binaryExists("mono")) {
	- $this->runtimeEngine = "mono ";
	+ $this->runtimeEngine = '';
	+ } else if (Filesystem::binaryExists('mono')) {
	+ $this->runtimeEngine = 'mono ';
	} else {
	- throw new Exception("Unable to find Mono and you are not on Windows!");
	+ throw new Exception('Unable to find Mono and you are not on Windows!');
	}

	// Determine cslint path.
	$cslint = $this->cslintHintPath;
	if ($cslint !== null && file_exists($cslint)) {
	$this->cslintEngine = Filesystem::resolvePath($cslint);
	- } else if (Filesystem::binaryExists("cslint.exe")) {
	- $this->cslintEngine = "cslint.exe";
	+ } else if (Filesystem::binaryExists('cslint.exe')) {
	+ $this->cslintEngine = 'cslint.exe';
	} else {
	- throw new Exception("Unable to locate cslint.");
	+ throw new Exception('Unable to locate cslint.');
	}

	// Determine cslint version.
	$ver_future = new ExecFuture(
	- "%C -v",
	+ '%C -v',
	$this->runtimeEngine.$this->cslintEngine);
	list($err, $stdout, $stderr) = $ver_future->resolve();
	if ($err !== 0) {
	throw new Exception(
	- "You are running an old version of cslint. Please ".
	- "upgrade to version ".self::SUPPORTED_VERSION.".");
	+ 'You are running an old version of cslint. Please '.
	+ 'upgrade to version '.self::SUPPORTED_VERSION.'.');
	}
	$ver = (int)$stdout;
	if ($ver < self::SUPPORTED_VERSION) {
	throw new Exception(
	- "You are running an old version of cslint. Please ".
	- "upgrade to version ".self::SUPPORTED_VERSION.".");
	- } elseif ($ver > self::SUPPORTED_VERSION) {
	+ 'You are running an old version of cslint. Please '.
	+ 'upgrade to version '.self::SUPPORTED_VERSION.'.');
	+ } else if ($ver > self::SUPPORTED_VERSION) {
	throw new Exception(
	- "Arcanist does not support this version of cslint (it is ".
	- "newer). You can try upgrading Arcanist with `arc upgrade`.");
	+ 'Arcanist does not support this version of cslint (it is '.
	+ 'newer). You can try upgrading Arcanist with `arc upgrade`.');
	}

	$this->loaded = true;
	@@ -158,7 +158,7 @@
	// settings JSON through base64-encoded to mitigate
	// this issue.
	$futures[] = new ExecFuture(
	- "%C --settings-base64=%s -r=. %Ls",
	+ '%C --settings-base64=%s -r=. %Ls',
	$this->runtimeEngine.$this->cslintEngine,
	base64_encode(json_encode($this->discoveryMap)),
	$current_paths);
	@@ -173,7 +173,7 @@
	// a future for those too.
	if (count($current_paths) > 0) {
	$futures[] = new ExecFuture(
	- "%C --settings-base64=%s -r=. %Ls",
	+ '%C --settings-base64=%s -r=. %Ls',
	$this->runtimeEngine.$this->cslintEngine,
	base64_encode(json_encode($this->discoveryMap)),
	$current_paths);
	diff --git a/src/lint/linter/ArcanistExternalLinter.php b/src/lint/linter/ArcanistExternalLinter.php
	--- a/src/lint/linter/ArcanistExternalLinter.php
	+++ b/src/lint/linter/ArcanistExternalLinter.php
	@@ -204,7 +204,7 @@
	* @task bin
	*/
	public function getDefaultInterpreter() {
	- throw new Exception("Incomplete implementation!");
	+ throw new Exception('Incomplete implementation!');
	}


	diff --git a/src/lint/linter/ArcanistFlake8Linter.php b/src/lint/linter/ArcanistFlake8Linter.php
	--- a/src/lint/linter/ArcanistFlake8Linter.php
	+++ b/src/lint/linter/ArcanistFlake8Linter.php
	@@ -128,10 +128,10 @@
	'Unrecognized lint message code "%s". Expected a valid flake8 '.
	'lint code like "%s", or "%s", or "%s", or "%s".',
	$code,
	- "E225",
	- "W291",
	- "F811",
	- "C901"));
	+ 'E225',
	+ 'W291',
	+ 'F811',
	+ 'C901'));
	}

	return $code;
	diff --git a/src/lint/linter/ArcanistLinter.php b/src/lint/linter/ArcanistLinter.php
	--- a/src/lint/linter/ArcanistLinter.php
	+++ b/src/lint/linter/ArcanistLinter.php
	@@ -221,7 +221,7 @@
	if (isset($map[$code])) {
	return $map[$code];
	}
	- return "Unknown lint message!";
	+ return 'Unknown lint message!';
	}

	final protected function addLintMessage(ArcanistLintMessage $message) {
	diff --git a/src/lint/linter/ArcanistPEP8Linter.php b/src/lint/linter/ArcanistPEP8Linter.php
	--- a/src/lint/linter/ArcanistPEP8Linter.php
	+++ b/src/lint/linter/ArcanistPEP8Linter.php
	@@ -125,8 +125,8 @@
	'Unrecognized lint message code "%s". Expected a valid PEP8 '.
	'lint code like "%s" or "%s".',
	$code,
	- "E101",
	- "W291"));
	+ 'E101',
	+ 'W291'));
	}

	return $code;
	diff --git a/src/lint/linter/ArcanistPyLintLinter.php b/src/lint/linter/ArcanistPyLintLinter.php
	--- a/src/lint/linter/ArcanistPyLintLinter.php
	+++ b/src/lint/linter/ArcanistPyLintLinter.php
	@@ -98,13 +98,13 @@
	}

	private function getPyLintPath() {
	- $pylint_bin = "pylint";
	+ $pylint_bin = 'pylint';

	// Use the PyLint prefix specified in the config file
	$config = $this->getEngine()->getConfigurationManager();
	$prefix = $config->getConfigFromAnySource('lint.pylint.prefix');
	if ($prefix !== null) {
	- $pylint_bin = $prefix."/bin/".$pylint_bin;
	+ $pylint_bin = $prefix.'/bin/'.$pylint_bin;
	}

	if (!Filesystem::pathExists($pylint_bin)) {
	@@ -156,7 +156,7 @@
	}

	$python_path[] = '';
	- return implode(":", $python_path);
	+ return implode(':', $python_path);
	}

	private function getPyLintOptions() {
	@@ -164,8 +164,8 @@
	$options = array('-rn');

	// Version 0.x.x include the pylint message ids in the output
	- if (version_compare($this->getLinterVersion(), "1", 'lt')) {
	- array_push($options, '-iy', "--output-format=text");
	+ if (version_compare($this->getLinterVersion(), '1', 'lt')) {
	+ array_push($options, '-iy', '--output-format=text');
	}
	// Version 1.x.x set the output specifically to the 0.x.x format
	else {
	@@ -192,7 +192,7 @@
	$options = array_merge($options, $config_options);
	}

	- return implode(" ", $options);
	+ return implode(' ', $options);
	}

	public function getLinterName() {
	@@ -216,7 +216,7 @@
	// Assume a future version that at least is compatible with 1.x.x
	if (count($lines) == 0 \|\|
	!preg_match('/pylint\s((?:\d+\.?)+)/', $lines[0], $matches)) {
	- return "999";
	+ return '999';
	}

	return $matches[1];
	@@ -264,7 +264,7 @@
	$message->setPath($path);
	$message->setLine($matches[2]);
	$message->setCode($matches[1]);
	- $message->setName($this->getLinterName()." ".$matches[1]);
	+ $message->setName($this->getLinterName().' '.$matches[1]);
	$message->setDescription($matches[3]);
	$message->setSeverity($this->getMessageCodeSeverity($matches[1]));
	$this->addLintMessage($message);
	diff --git a/src/lint/linter/ArcanistRubyLinter.php b/src/lint/linter/ArcanistRubyLinter.php
	--- a/src/lint/linter/ArcanistRubyLinter.php
	+++ b/src/lint/linter/ArcanistRubyLinter.php
	@@ -75,7 +75,7 @@
	foreach ($lines as $line) {
	$matches = null;

	- if (!preg_match("/(.?):(\d+): (.?)$/", $line, $matches)) {
	+ if (!preg_match('/(.?):(\d+): (.?)$/', $line, $matches)) {
	continue;
	}

	diff --git a/src/lint/linter/ArcanistTextLinter.php b/src/lint/linter/ArcanistTextLinter.php
	--- a/src/lint/linter/ArcanistTextLinter.php
	+++ b/src/lint/linter/ArcanistTextLinter.php
	@@ -170,7 +170,7 @@
	$this->raiseLintAtOffset(
	strlen($data),
	self::LINT_EOF_NEWLINE,
	- "Files must end in a newline.",
	+ 'Files must end in a newline.',
	'',
	"\n");
	}
	diff --git a/src/lint/linter/ArcanistXHPASTLinter.php b/src/lint/linter/ArcanistXHPASTLinter.php
	--- a/src/lint/linter/ArcanistXHPASTLinter.php
	+++ b/src/lint/linter/ArcanistXHPASTLinter.php
	@@ -302,12 +302,12 @@
	$this->raiseLintAtNode(
	$strstr,
	self::LINT_SLOWNESS,
	- "Use strpos() for checking if the string contains something.");
	+ 'Use strpos() for checking if the string contains something.');
	} else if ($name == 'stristr') {
	$this->raiseLintAtNode(
	$strstr,
	self::LINT_SLOWNESS,
	- "Use stripos() for checking if the string contains something.");
	+ 'Use stripos() for checking if the string contains something.');
	}
	}
	}
	@@ -344,13 +344,13 @@
	$this->raiseLintAtNode(
	$strpos,
	self::LINT_SLOWNESS,
	- "Use strncmp() for checking if the string starts with something.");
	+ 'Use strncmp() for checking if the string starts with something.');
	} else if ($name == 'stripos') {
	$this->raiseLintAtNode(
	$strpos,
	self::LINT_SLOWNESS,
	- "Use strncasecmp() for checking if the string starts with ".
	- "something.");
	+ 'Use strncasecmp() for checking if the string starts with '.
	+ 'something.');
	}
	}
	}
	@@ -480,7 +480,7 @@
	self::LINT_PHP_53_FEATURES,
	"This codebase targets PHP 5.3.0 on Windows, but `{$name}()` is not ".
	"available there".
	- ($windows ? " until PHP {$windows}" : "").".");
	+ ($windows ? " until PHP {$windows}" : '').".");
	}
	}

	@@ -510,9 +510,9 @@
	$this->raiseLintAtNode(
	$index->getChildByIndex(1),
	self::LINT_PHP_54_FEATURES,
	- "The f()[...] syntax was not introduced until PHP 5.4, but this ".
	- "codebase targets an earlier version of PHP. You can rewrite ".
	- "this expression using idx().");
	+ 'The f()[...] syntax was not introduced until PHP 5.4, but this '.
	+ 'codebase targets an earlier version of PHP. You can rewrite '.
	+ 'this expression using idx().');
	break;
	}
	}
	@@ -2044,7 +2044,7 @@
	$this->raiseLintAtNode(
	$unary,
	self::LINT_EXIT_EXPRESSION,
	- "Use exit as a statement, not an expression.");
	+ 'Use exit as a statement, not an expression.');
	}
	}
	}
	@@ -2208,8 +2208,8 @@
	$message = $this->raiseLintAtNode(
	$node,
	self::LINT_DUPLICATE_KEYS_IN_ARRAY,
	- "Duplicate key in array initializer. PHP will ignore all ".
	- "but the last entry.");
	+ 'Duplicate key in array initializer. PHP will ignore all '.
	+ 'but the last entry.');

	$locations = array();
	foreach ($nodes_by_key[$key] as $node) {
	diff --git a/src/lint/linter/__tests__/ArcanistClosureLinterTestCase.php b/src/lint/linter/__tests__/ArcanistClosureLinterTestCase.php
	--- a/src/lint/linter/__tests__/ArcanistClosureLinterTestCase.php
	+++ b/src/lint/linter/__tests__/ArcanistClosureLinterTestCase.php
	@@ -5,7 +5,7 @@

	public function testClosureLinter() {
	$linter = new ArcanistClosureLinter();
	- $linter->setFlags(array("--additional_extensions=lint-test"));
	+ $linter->setFlags(array('--additional_extensions=lint-test'));

	$this->executeTestsInDirectory(
	dirname(__FILE__).'/gjslint/',
	diff --git a/src/lint/renderer/ArcanistLintConsoleRenderer.php b/src/lint/renderer/ArcanistLintConsoleRenderer.php
	--- a/src/lint/renderer/ArcanistLintConsoleRenderer.php
	+++ b/src/lint/renderer/ArcanistLintConsoleRenderer.php
	@@ -43,7 +43,7 @@
	foreach ($message->getOtherLocations() as $location) {
	$locations[] =
	idx($location, 'path', $path).
	- (!empty($location['line']) ? ":{$location['line']}" : "");
	+ (!empty($location['line']) ? ":{$location['line']}" : '');
	}
	$description .= "\nOther locations: ".implode(', ', $locations);
	}
	@@ -226,7 +226,7 @@
	protected function renderLine($line, $data, $chevron = false, $diff = null) {
	$chevron = $chevron ? '>>>' : '';
	return sprintf(
	- " %3s %1s %6s %s",
	+ ' %3s %1s %6s %s',
	$chevron,
	$diff,
	$line,
	diff --git a/src/lint/renderer/ArcanistLintJSONRenderer.php b/src/lint/renderer/ArcanistLintJSONRenderer.php
	--- a/src/lint/renderer/ArcanistLintJSONRenderer.php
	+++ b/src/lint/renderer/ArcanistLintJSONRenderer.php
	@@ -30,6 +30,6 @@
	}

	public function renderOkayResult() {
	- return "";
	+ return '';
	}
	}
	diff --git a/src/lint/renderer/ArcanistLintLikeCompilerRenderer.php b/src/lint/renderer/ArcanistLintLikeCompilerRenderer.php
	--- a/src/lint/renderer/ArcanistLintLikeCompilerRenderer.php
	+++ b/src/lint/renderer/ArcanistLintLikeCompilerRenderer.php
	@@ -30,6 +30,6 @@
	}

	public function renderOkayResult() {
	- return "";
	+ return '';
	}
	}
	diff --git a/src/lint/renderer/ArcanistLintSummaryRenderer.php b/src/lint/renderer/ArcanistLintSummaryRenderer.php
	--- a/src/lint/renderer/ArcanistLintSummaryRenderer.php
	+++ b/src/lint/renderer/ArcanistLintSummaryRenderer.php
	@@ -20,7 +20,7 @@
	$text[] = "{$path}:{$line}:{$severity}: {$name}\n";
	}

	- return implode("", $text);
	+ return implode('', $text);
	}

	public function renderOkayResult() {
	diff --git a/src/parser/ArcanistBaseCommitParser.php b/src/parser/ArcanistBaseCommitParser.php
	--- a/src/parser/ArcanistBaseCommitParser.php
	+++ b/src/parser/ArcanistBaseCommitParser.php
	@@ -121,10 +121,10 @@
	switch ($name) {
	case 'verbose':
	$this->verbose = true;
	- $this->log("Enabled verbose mode.");
	+ $this->log('Enabled verbose mode.');
	break;
	case 'prompt':
	- $reason = "it is what you typed when prompted.";
	+ $reason = 'it is what you typed when prompted.';
	$this->api->setBaseCommitExplanation($reason);
	return phutil_console_prompt('Against which commit?');
	case 'local':
	@@ -144,7 +144,7 @@
	case 'halt':
	// Dump the whole stack.
	$this->try = array();
	- $this->log("Halting all rule processing.");
	+ $this->log('Halting all rule processing.');
	return false;
	case 'skip':
	return null;
	diff --git a/src/parser/ArcanistBundle.php b/src/parser/ArcanistBundle.php
	--- a/src/parser/ArcanistBundle.php
	+++ b/src/parser/ArcanistBundle.php
	@@ -379,7 +379,7 @@

	if (!$decompose_okay) {
	throw new Exception(
	- "Failed to decompose multicopy changeset in order to generate diff.");
	+ 'Failed to decompose multicopy changeset in order to generate diff.');
	}
	}

	@@ -763,7 +763,7 @@

	$content = array();
	$content[] = "index {$old_sha1}..{$new_sha1}".$eol;
	- $content[] = "GIT binary patch".$eol;
	+ $content[] = 'GIT binary patch'.$eol;

	$content[] = "literal {$new_length}".$eol;
	$content[] = $this->emitBinaryDiffBody($new_data).$eol;
	@@ -779,9 +779,9 @@

	if (!function_exists('gzcompress')) {
	throw new Exception(
	- "This patch has binary data. The PHP zlib extension is required to ".
	- "apply patches with binary data to git. Install the PHP zlib ".
	- "extension to continue.");
	+ 'This patch has binary data. The PHP zlib extension is required to '.
	+ 'apply patches with binary data to git. Install the PHP zlib '.
	+ 'extension to continue.');
	}

	// See emit_binary_diff_body() in diff.c for git's implementation.
	diff --git a/src/parser/ArcanistDiffParser.php b/src/parser/ArcanistDiffParser.php
	--- a/src/parser/ArcanistDiffParser.php
	+++ b/src/parser/ArcanistDiffParser.php
	@@ -349,7 +349,7 @@
	$this->parseIndexHunk($change);
	break;
	default:
	- $this->didFailParse("Unknown diff type.");
	+ $this->didFailParse('Unknown diff type.');
	break;
	}
	} while ($this->getLine() !== null);
	@@ -526,7 +526,7 @@

	protected function setIsGit($git) {
	if ($this->isGit !== null && $this->isGit != $git) {
	- throw new Exception("Git status has changed!");
	+ throw new Exception('Git status has changed!');
	}
	$this->isGit = $git;
	return $this;
	@@ -817,7 +817,7 @@
	$this->nextNonemptyLine();
	return;
	} else if (!preg_match('/^[a-zA-Z]/', $line)) {
	- $this->didFailParse("Expected base85 line length character (a-zA-Z).");
	+ $this->didFailParse('Expected base85 line length character (a-zA-Z).');
	}
	} while (true);
	}
	@@ -878,7 +878,7 @@
	$line = $this->nextNonemptyLine();
	$ok = preg_match('/^Property changes on:/', $line);
	if (!$ok) {
	- $this->didFailParse("Confused by empty line");
	+ $this->didFailParse('Confused by empty line');
	}
	$line = $this->nextLine();
	return $this->parsePropertyHunk($change);
	@@ -966,7 +966,7 @@
	}

	if ($old_len \|\| $new_len) {
	- $this->didFailParse("Found the wrong number of hunk lines.");
	+ $this->didFailParse('Found the wrong number of hunk lines.');
	}

	$corpus = implode('', $real);
	@@ -1074,7 +1074,7 @@

	protected function getLine() {
	if ($this->text === null) {
	- throw new Exception("Not parsing!");
	+ throw new Exception('Not parsing!');
	}
	if (isset($this->text[$this->line])) {
	return $this->text[$this->line];
	@@ -1168,7 +1168,7 @@
	$context = '';
	for ($ii = $min; $ii <= $max; $ii++) {
	$context .= sprintf(
	- "%8.8s %6.6s %s",
	+ '%8.8s %6.6s %s',
	($ii == $this->line) ? '>>> ' : '',
	$ii + 1,
	$this->text[$ii]);
	@@ -1182,7 +1182,7 @@
	$temp->setPreserveFile(true);

	Filesystem::writeFile($temp, $this->rawDiff);
	- $out[] = "Raw input file was written to: ".(string)$temp;
	+ $out[] = 'Raw input file was written to: '.(string)$temp;
	}

	$out[] = $context;
	@@ -1392,7 +1392,7 @@
	// 8. ("--")
	// 9. Patch footer.

	- list($head, $tail) = preg_split("/^---$/m", $diff, 2);
	+ list($head, $tail) = preg_split('/^---$/m', $diff, 2);
	list($mail_headers, $mail_body) = explode("\n\n", $head, 2);
	list($body, $foot) = preg_split('/^-- ?$/m', $tail, 2);
	list($stat, $diff) = explode("\n\n", $body, 2);
	diff --git a/src/parser/__tests__/ArcanistBundleTestCase.php b/src/parser/__tests__/ArcanistBundleTestCase.php
	--- a/src/parser/__tests__/ArcanistBundleTestCase.php
	+++ b/src/parser/__tests__/ArcanistBundleTestCase.php
	@@ -148,7 +148,7 @@
	foreach ($raw_changes as $change) {
	$this->assertTrue(
	empty($changes[$change->getCurrentPath()]),
	- "Unique Path: ".$change->getCurrentPath());
	+ 'Unique Path: '.$change->getCurrentPath());
	$changes[$change->getCurrentPath()] = $change;
	}

	@@ -567,7 +567,7 @@
	case '228d7be4840313ed805c25c15bba0f7b188af3e6':
	// "Add a text file."
	// This commit is never reached because we skip the 0th commit junk.
	- $this->assertTrue(true, "This is never reached.");
	+ $this->assertTrue(true, 'This is never reached.');
	break;
	default:
	throw new Exception(
	diff --git a/src/parser/__tests__/ArcanistDiffParserTestCase.php b/src/parser/__tests__/ArcanistDiffParserTestCase.php
	--- a/src/parser/__tests__/ArcanistDiffParserTestCase.php
	+++ b/src/parser/__tests__/ArcanistDiffParserTestCase.php
	@@ -583,7 +583,7 @@
	$this->assertEqual(
	ArcanistDiffChangeType::TYPE_MESSAGE,
	$change->getType());
	- $this->assertEqual("WIP", $change->getMetadata('message'));
	+ $this->assertEqual('WIP', $change->getMetadata('message'));

	$change = array_shift($changes);
	$this->assertEqual(
	@@ -620,11 +620,11 @@

	public function testGitPathSplitting() {
	static $tests = array(
	- "a/old.c b/new.c" => array('old.c', 'new.c'),
	+ 'a/old.c b/new.c' => array('old.c', 'new.c'),
	"a/old.c b/new.c\n" => array('old.c', 'new.c'),
	"a/old.c b/new.c\r\n" => array('old.c', 'new.c'),
	- "old.c new.c" => array('old.c', 'new.c'),
	- "1/old.c 2/new.c" => array('old.c', 'new.c'),
	+ 'old.c new.c' => array('old.c', 'new.c'),
	+ '1/old.c 2/new.c' => array('old.c', 'new.c'),
	'"a/\\"quotes1\\"" "b/\\"quotes2\\""' => array(
	'"quotes1"',
	'"quotes2"',
	@@ -637,11 +637,11 @@
	"\xE2\x98\x831",
	"\xE2\x98\x832",
	),
	- "a/Core Data/old.c b/Core Data/new.c" => array(
	+ 'a/Core Data/old.c b/Core Data/new.c' => array(
	'Core Data/old.c',
	'Core Data/new.c',
	),
	- "some file with spaces.c some file with spaces.c" => array(
	+ 'some file with spaces.c some file with spaces.c' => array(
	'some file with spaces.c',
	'some file with spaces.c',
	),
	@@ -657,7 +657,7 @@


	static $ambiguous = array(
	- "old file with spaces.c new file with spaces.c",
	+ 'old file with spaces.c new file with spaces.c',
	);

	foreach ($ambiguous as $input) {
	diff --git a/src/parser/diff/ArcanistDiffChange.php b/src/parser/diff/ArcanistDiffChange.php
	--- a/src/parser/diff/ArcanistDiffChange.php
	+++ b/src/parser/diff/ArcanistDiffChange.php
	@@ -271,7 +271,7 @@

	$summary = array();
	$summary[] = sprintf(
	- "%s %5.5s %s",
	+ '%s %5.5s %s',
	$char,
	$attr,
	$this->getCurrentPath());
	@@ -289,14 +289,14 @@

	public function getSymlinkTarget() {
	if ($this->getFileType() != ArcanistDiffChangeType::FILE_SYMLINK) {
	- throw new Exception("Not a symlink!");
	+ throw new Exception('Not a symlink!');
	}
	$hunks = $this->getHunks();
	$hunk = reset($hunks);
	$corpus = $hunk->getCorpus();
	$match = null;
	if (!preg_match('/^\+(?:link )?(.*)$/m', $corpus, $match)) {
	- throw new Exception("Failed to extract link target!");
	+ throw new Exception('Failed to extract link target!');
	}
	return trim($match[1]);
	}
	diff --git a/src/repository/api/ArcanistGitAPI.php b/src/repository/api/ArcanistGitAPI.php
	--- a/src/repository/api/ArcanistGitAPI.php
	+++ b/src/repository/api/ArcanistGitAPI.php
	@@ -156,7 +156,7 @@
	if ($symbolic_commit !== null) {
	if ($symbolic_commit == ArcanistGitAPI::GIT_MAGIC_ROOT_COMMIT) {
	$this->setBaseCommitExplanation(
	- "you explicitly specified the empty tree.");
	+ 'you explicitly specified the empty tree.');
	return $symbolic_commit;
	}

	@@ -187,10 +187,10 @@

	if ($this->repositoryHasNoCommits) {
	$this->setBaseCommitExplanation(
	- "the repository has no commits.");
	+ 'the repository has no commits.');
	} else {
	$this->setBaseCommitExplanation(
	- "the repository has only one commit.");
	+ 'the repository has only one commit.');
	}

	return self::GIT_MAGIC_ROOT_COMMIT;
	@@ -265,7 +265,7 @@
	"(Technically: the merge-base of the selected revision and HEAD is ".
	"used to determine the start of the commit range.)");

	- $prompt = "What default do you want to use? [origin/master]";
	+ $prompt = 'What default do you want to use? [origin/master]';
	$default = phutil_console_prompt($prompt);

	if (!strlen(trim($default))) {
	@@ -453,13 +453,13 @@

	// Convert svn revision number to git hash
	public function getHashFromFromSVNRevisionNumber($revision_id) {
	- return $this->executeSVNFindRev("r".$revision_id, "Git");
	+ return $this->executeSVNFindRev('r'.$revision_id, 'Git');
	}


	// Convert a git hash to svn revision number
	public function getSVNRevisionNumberFromHash($hash) {
	- return $this->executeSVNFindRev($hash, "SVN");
	+ return $this->executeSVNFindRev($hash, 'SVN');
	}


	@@ -710,7 +710,7 @@
	$line,
	$matches);
	if (!$ok) {
	- throw new Exception("Failed to parse git ls-tree output!");
	+ throw new Exception('Failed to parse git ls-tree output!');
	}
	$result[$matches[4]] = array(
	'mode' => $matches[1],
	@@ -836,7 +836,7 @@
	public function performLocalBranchMerge($branch, $message) {
	if (!$branch) {
	throw new ArcanistUsageException(
	- "Under git, you must specify the branch you want to merge.");
	+ 'Under git, you must specify the branch you want to merge.');
	}
	$err = phutil_passthru(
	'(cd %s && git merge --no-ff -m %s %s)',
	@@ -845,7 +845,7 @@
	$branch);

	if ($err) {
	- throw new ArcanistUsageException("Merge failed!");
	+ throw new ArcanistUsageException('Merge failed!');
	}
	}

	@@ -917,8 +917,8 @@

	foreach ($results as $key => $result) {
	$results[$key]['why'] =
	- "A git commit or tree hash in the commit range is already attached ".
	- "to the Differential revision.";
	+ 'A git commit or tree hash in the commit range is already attached '.
	+ 'to the Differential revision.';
	}

	return $results;
	@@ -953,7 +953,7 @@
	}

	public function getBackoutMessage($commit_hash) {
	- return "This reverts commit ".$commit_hash.".";
	+ return 'This reverts commit '.$commit_hash.'.';
	}

	public function isGitSubversionRepo() {
	diff --git a/src/repository/api/ArcanistMercurialAPI.php b/src/repository/api/ArcanistMercurialAPI.php
	--- a/src/repository/api/ArcanistMercurialAPI.php
	+++ b/src/repository/api/ArcanistMercurialAPI.php
	@@ -133,8 +133,8 @@
	}
	}

	- $this->setBaseCommitExplanation("it is the greatest common ancestor of ".
	- "the working directory and the commit you specified explicitly.");
	+ $this->setBaseCommitExplanation('it is the greatest common ancestor of '.
	+ 'the working directory and the commit you specified explicitly.');
	return $commit;
	}

	@@ -174,8 +174,8 @@

	if (!$logs) {
	$this->setBaseCommitExplanation(
	- "you have no outgoing commits, so arc assumes you intend to submit ".
	- "uncommitted changes in the working copy.");
	+ 'you have no outgoing commits, so arc assumes you intend to submit '.
	+ 'uncommitted changes in the working copy.');
	return $this->getWorkingCopyRevision();
	}

	@@ -217,11 +217,11 @@

	if ($against == 'null') {
	$this->setBaseCommitExplanation(
	- "this is a new repository (all changes are outgoing).");
	+ 'this is a new repository (all changes are outgoing).');
	} else {
	$this->setBaseCommitExplanation(
	- "it is the first commit reachable from the working copy state ".
	- "which is not outgoing.");
	+ 'it is the first commit reachable from the working copy state '.
	+ 'which is not outgoing.');
	}

	return $against;
	@@ -231,7 +231,7 @@
	if ($this->localCommitInfo === null) {
	$base_commit = $this->getBaseCommit();
	list($info) = $this->execxLocal(
	- "log --template %s --rev %s --branch %s --",
	+ 'log --template %s --rev %s --branch %s --',
	"{node}\1{rev}\1{author}\1".
	"{date\|rfc822date}\1{branch}\1{tag}\1{parents}\1{desc}\2",
	hgsprintf('(%s::. - %s)', $base_commit, $base_commit),
	@@ -522,13 +522,13 @@
	if ($err) {
	return false;
	} else {
	- return (strpos($stdout, "amend") !== false);
	+ return (strpos($stdout, 'amend') !== false);
	}
	}

	public function supportsRebase() {
	if ($this->supportsRebase === null) {
	- list ($err) = $this->execManualLocal("help rebase");
	+ list ($err) = $this->execManualLocal('help rebase');
	$this->supportsRebase = $err === 0;
	}

	@@ -537,7 +537,7 @@

	public function supportsPhases() {
	if ($this->supportsPhases === null) {
	- list ($err) = $this->execManualLocal("help phase");
	+ list ($err) = $this->execManualLocal('help phase');
	$this->supportsPhases = $err === 0;
	}

	@@ -616,7 +616,7 @@
	}

	if ($err) {
	- throw new ArcanistUsageException("Merge failed!");
	+ throw new ArcanistUsageException('Merge failed!');
	}
	}

	@@ -628,7 +628,7 @@
	public function getCommitMessageLog() {
	$base_commit = $this->getBaseCommit();
	list($stdout) = $this->execxLocal(
	- "log --template %s --rev %s --branch %s --",
	+ 'log --template %s --rev %s --branch %s --',
	"{node}\1{desc}\2",
	hgsprintf('(%s::. - %s)', $base_commit, $base_commit),
	$this->getBranchName());
	@@ -698,8 +698,8 @@

	foreach ($results as $key => $hash) {
	$results[$key]['why'] =
	- "A mercurial commit hash in the commit range is already attached ".
	- "to the Differential revision.";
	+ 'A mercurial commit hash in the commit range is already attached '.
	+ 'to the Differential revision.';
	}

	return $results;
	@@ -796,7 +796,7 @@
	}

	public function getBackoutMessage($commit_hash) {
	- return "Backed out changeset ".$commit_hash.".";
	+ return 'Backed out changeset '.$commit_hash.'.';
	}

	public function resolveBaseCommitRule($rule, $source) {
	diff --git a/src/repository/api/ArcanistRepositoryAPI.php b/src/repository/api/ArcanistRepositoryAPI.php
	--- a/src/repository/api/ArcanistRepositoryAPI.php
	+++ b/src/repository/api/ArcanistRepositoryAPI.php
	@@ -64,7 +64,7 @@
	if (!$working_copy) {
	throw new Exception(
	pht(
	- "Trying to create a RepositoryAPI without a working copy!"));
	+ 'Trying to create a RepositoryAPI without a working copy!'));
	}

	$root = $working_copy->getProjectRoot();
	@@ -81,9 +81,9 @@
	default:
	throw new Exception(
	pht(
	- "The current working directory is not part of a working copy for ".
	- "a supported version control system (Git, Subversion or ".
	- "Mercurial)."));
	+ 'The current working directory is not part of a working copy for '.
	+ 'a supported version control system (Git, Subversion or '.
	+ 'Mercurial).'));
	}

	$api->configurationManager = $configuration_manager;
	diff --git a/src/repository/api/ArcanistSubversionAPI.php b/src/repository/api/ArcanistSubversionAPI.php
	--- a/src/repository/api/ArcanistSubversionAPI.php
	+++ b/src/repository/api/ArcanistSubversionAPI.php
	@@ -631,7 +631,7 @@
	public function getFinalizedRevisionMessage() {
	// In other VCSes we give push instructions here, but it never makes sense
	// in SVN.
	- return "Done.";
	+ return 'Done.';
	}

	public function loadWorkingCopyDifferentialRevisions(
	@@ -660,7 +660,7 @@

	foreach ($results as $key => $result) {
	$results[$key]['why'] =
	- "Matching arcanist project name and working copy directory path.";
	+ 'Matching arcanist project name and working copy directory path.';
	}

	return $results;
	diff --git a/src/unit/engine/ArcanistXUnitTestResultParser.php b/src/unit/engine/ArcanistXUnitTestResultParser.php
	--- a/src/unit/engine/ArcanistXUnitTestResultParser.php
	+++ b/src/unit/engine/ArcanistXUnitTestResultParser.php
	@@ -32,18 +32,18 @@
	}

	$results = array();
	- $testcases = $xunit_dom->getElementsByTagName("testcase");
	+ $testcases = $xunit_dom->getElementsByTagName('testcase');
	foreach ($testcases as $testcase) {
	- $classname = $testcase->getAttribute("classname");
	- $name = $testcase->getAttribute("name");
	- $time = $testcase->getAttribute("time");
	+ $classname = $testcase->getAttribute('classname');
	+ $name = $testcase->getAttribute('name');
	+ $time = $testcase->getAttribute('time');

	$status = ArcanistUnitTestResult::RESULT_PASS;
	- $user_data = "";
	+ $user_data = '';

	// A skipped test is a test which was ignored using framework
	// mechanizms (e.g. @skip decorator)
	- $skipped = $testcase->getElementsByTagName("skipped");
	+ $skipped = $testcase->getElementsByTagName('skipped');
	if ($skipped->length > 0) {
	$status = ArcanistUnitTestResult::RESULT_SKIP;
	$messages = array();
	@@ -56,7 +56,7 @@

	// Failure is a test which the code has explicitly failed by using
	// the mechanizms for that purpose. e.g., via an assertEquals
	- $failures = $testcase->getElementsByTagName("failure");
	+ $failures = $testcase->getElementsByTagName('failure');
	if ($failures->length > 0) {
	$status = ArcanistUnitTestResult::RESULT_FAIL;
	$messages = array();
	@@ -70,7 +70,7 @@
	// An errored test is one that had an unanticipated problem. e.g., an
	// unchecked throwable, or a problem with an implementation of the
	// test.
	- $errors = $testcase->getElementsByTagName("error");
	+ $errors = $testcase->getElementsByTagName('error');
	if ($errors->length > 0) {
	$status = ArcanistUnitTestResult::RESULT_BROKEN;
	$messages = array();
	@@ -82,7 +82,7 @@
	}

	$result = new ArcanistUnitTestResult();
	- $result->setName($classname.".".$name);
	+ $result->setName($classname.'.'.$name);
	$result->setResult($status);
	$result->setDuration($time);
	$result->setUserData($user_data);
	diff --git a/src/unit/engine/CSharpToolsTestEngine.php b/src/unit/engine/CSharpToolsTestEngine.php
	--- a/src/unit/engine/CSharpToolsTestEngine.php
	+++ b/src/unit/engine/CSharpToolsTestEngine.php
	@@ -50,8 +50,8 @@
	$this->coverEngine = Filesystem::resolvePath($cscover);
	} else {
	throw new Exception(
	- "Unable to locate cscover coverage runner ".
	- "(have you built yet?)");
	+ 'Unable to locate cscover coverage runner '.
	+ '(have you built yet?)');
	}

	}
	@@ -95,7 +95,7 @@
	// FIXME: Can't use TempFile here as xUnit doesn't like
	// UNIX-style full paths. It sees the leading / as the
	// start of an option flag, even when quoted.
	- $xunit_temp = Filesystem::readRandomCharacters(10).".results.xml";
	+ $xunit_temp = Filesystem::readRandomCharacters(10).'.results.xml';
	if (file_exists($xunit_temp)) {
	unlink($xunit_temp);
	}
	@@ -103,15 +103,15 @@
	$cover_temp->setPreserveFile(true);
	$xunit_cmd = $this->runtimeEngine;
	$xunit_args = null;
	- if ($xunit_cmd === "") {
	+ if ($xunit_cmd === '') {
	$xunit_cmd = $this->testEngine;
	$xunit_args = csprintf(
	- "%s /xml %s",
	+ '%s /xml %s',
	$test_assembly,
	$xunit_temp);
	} else {
	$xunit_args = csprintf(
	- "%s %s /xml %s",
	+ '%s %s /xml %s',
	$this->testEngine,
	$test_assembly,
	$xunit_temp);
	@@ -119,7 +119,7 @@
	$assembly_dir = dirname($test_assembly);
	$assemblies_to_instrument = array();
	foreach (Filesystem::listDirectory($assembly_dir) as $file) {
	- if (substr($file, -4) == ".dll" \|\| substr($file, -4) == ".exe") {
	+ if (substr($file, -4) == '.dll' \|\| substr($file, -4) == '.exe') {
	if ($this->assemblyShouldBeInstrumented($file)) {
	$assemblies_to_instrument[] = $assembly_dir.DIRECTORY_SEPARATOR.$file;
	}
	@@ -129,8 +129,8 @@
	return parent::buildTestFuture($test_assembly);
	}
	$future = new ExecFuture(
	- "%C -o %s -c %s -a %s -w %s %Ls",
	- trim($this->runtimeEngine." ".$this->coverEngine),
	+ '%C -o %s -c %s -a %s -w %s %Ls',
	+ trim($this->runtimeEngine.' '.$this->coverEngine),
	$cover_temp,
	$xunit_cmd,
	$xunit_args,
	@@ -200,9 +200,9 @@
	$results = array();
	foreach ($tags as $tag) {
	$results[] = array(
	- "file" => $tag->getAttribute("file"),
	- "start" => $tag->getAttribute("start"),
	- "end" => $tag->getAttribute("end"));
	+ 'file' => $tag->getAttribute('file'),
	+ 'start' => $tag->getAttribute('start'),
	+ 'end' => $tag->getAttribute('end'));
	}
	return $results;
	}
	@@ -229,12 +229,12 @@
	$executed = array();

	$instrumented = $this->processTags(
	- $coverage_dom->getElementsByTagName("instrumented"));
	+ $coverage_dom->getElementsByTagName('instrumented'));
	$executed = $this->processTags(
	- $coverage_dom->getElementsByTagName("executed"));
	+ $coverage_dom->getElementsByTagName('executed'));

	foreach ($instrumented as $instrument) {
	- $absolute_file = $instrument["file"];
	+ $absolute_file = $instrument['file'];
	$relative_file = substr($absolute_file, strlen($this->projectRoot) + 1);
	if (!in_array($relative_file, $files)) {
	$files[] = $relative_file;
	@@ -254,24 +254,24 @@
	}

	foreach ($instrumented as $instrument) {
	- if ($instrument["file"] !== $absolute_file) {
	+ if ($instrument['file'] !== $absolute_file) {
	continue;
	}
	for (
	- $i = $instrument["start"];
	- $i <= $instrument["end"];
	+ $i = $instrument['start'];
	+ $i <= $instrument['end'];
	$i++) {
	$coverage[$i - 1] = 'U';
	}
	}

	foreach ($executed as $execute) {
	- if ($execute["file"] !== $absolute_file) {
	+ if ($execute['file'] !== $absolute_file) {
	continue;
	}
	for (
	- $i = $execute["start"];
	- $i <= $execute["end"];
	+ $i = $execute['start'];
	+ $i <= $execute['end'];
	$i++) {
	$coverage[$i - 1] = 'C';
	}
	diff --git a/src/unit/engine/GoTestResultParser.php b/src/unit/engine/GoTestResultParser.php
	--- a/src/unit/engine/GoTestResultParser.php
	+++ b/src/unit/engine/GoTestResultParser.php
	@@ -28,13 +28,13 @@

	$results = array();
	// We'll get our full test case name at the end and add it back in
	- $test_case_name = "";
	+ $test_case_name = '';

	// Temp store for test case results (in case we run multiple test cases)
	$test_case_results = array();
	foreach ($test_results as $i => $line) {

	- if (strncmp($line, "--- PASS", 8) === 0) {
	+ if (strncmp($line, '--- PASS', 8) === 0) {
	// We have a passing test
	$meta = array();
	preg_match(
	@@ -53,7 +53,7 @@
	continue;
	}

	- if (strncmp($line, "--- FAIL", 8) === 0) {
	+ if (strncmp($line, '--- FAIL', 8) === 0) {
	// We have a failing test
	$reason = trim($test_results[$i + 1]);
	$meta = array();
	@@ -73,21 +73,21 @@
	continue;
	}

	- if (strncmp($line, "ok", 2) === 0) {
	+ if (strncmp($line, 'ok', 2) === 0) {
	$meta = array();
	preg_match(
	'/^ok[\s\t]+(?P<test_name>\w.)[\s\t]+(?P<time>.)s.*/',
	$line,
	$meta);

	- $test_case_name = str_replace("/", "::", $meta['test_name']);
	+ $test_case_name = str_replace('/', '::', $meta['test_name']);

	// Our test case passed
	// check to make sure we were in verbose (-v) mode
	if (empty($test_case_results)) {
	// We weren't in verbose mode
	// create one successful result for the whole test case
	- $test_name = "Go::TestCase::".$test_case_name;
	+ $test_name = 'Go::TestCase::'.$test_case_name;

	$result = new ArcanistUnitTestResult();
	$result->setName($test_name);
	@@ -113,7 +113,7 @@
	$line,
	$meta);

	- $test_case_name = str_replace("/", "::", $meta['test_name']);
	+ $test_case_name = str_replace('/', '::', $meta['test_name']);

	$test_case_results = $this->fixNames(
	$test_case_results,
	@@ -132,7 +132,7 @@

	foreach ($test_case_results as &$result) {
	$test_name = $result->getName();
	- $result->setName("Go::Test::".$test_case_name."::".$test_name);
	+ $result->setName('Go::Test::'.$test_case_name.'::'.$test_name);
	}

	return $test_case_results;
	diff --git a/src/unit/engine/NoseTestEngine.php b/src/unit/engine/NoseTestEngine.php
	--- a/src/unit/engine/NoseTestEngine.php
	+++ b/src/unit/engine/NoseTestEngine.php
	@@ -18,7 +18,7 @@
	$absolute_path = Filesystem::resolvePath($path);

	if (is_dir($absolute_path)) {
	- $absolute_test_path = Filesystem::resolvePath("tests/".$path);
	+ $absolute_test_path = Filesystem::resolvePath('tests/'.$path);
	if (is_readable($absolute_test_path)) {
	$affected_tests[] = $absolute_test_path;
	}
	@@ -29,7 +29,7 @@
	$directory = dirname($path);

	// assumes directory layout: tests/<package>/test_<module>.py
	- $relative_test_path = "tests/".$directory."/test_".$filename;
	+ $relative_test_path = 'tests/'.$directory.'/test_'.$filename;
	$absolute_test_path = Filesystem::resolvePath($relative_test_path);

	if (is_readable($absolute_test_path)) {
	@@ -87,16 +87,16 @@
	}

	public function buildTestFuture($path, $xunit_tmp, $cover_tmp) {
	- $cmd_line = csprintf("nosetests --with-xunit --xunit-file=%s",
	+ $cmd_line = csprintf('nosetests --with-xunit --xunit-file=%s',
	$xunit_tmp);

	if ($this->getEnableCoverage() !== false) {
	- $cmd_line .= csprintf(" --with-coverage --cover-xml " .
	- "--cover-xml-file=%s",
	+ $cmd_line .= csprintf(' --with-coverage --cover-xml ' .
	+ '--cover-xml-file=%s',
	$cover_tmp);
	}

	- return new ExecFuture("%C %s", $cmd_line, $path);
	+ return new ExecFuture('%C %s', $cmd_line, $path);
	}

	public function parseTestResults($source_path, $xunit_tmp, $cover_tmp) {
	@@ -119,10 +119,10 @@
	$coverage_dom->loadXML(Filesystem::readFile($cover_file));

	$reports = array();
	- $classes = $coverage_dom->getElementsByTagName("class");
	+ $classes = $coverage_dom->getElementsByTagName('class');

	foreach ($classes as $class) {
	- $path = $class->getAttribute("filename");
	+ $path = $class->getAttribute('filename');
	$root = $this->getWorkingCopy()->getProjectRoot();

	if (!Filesystem::isDescendant($path, $root)) {
	@@ -132,21 +132,21 @@
	// get total line count in file
	$line_count = count(phutil_split_lines(Filesystem::readFile($path)));

	- $coverage = "";
	+ $coverage = '';
	$start_line = 1;
	- $lines = $class->getElementsByTagName("line");
	+ $lines = $class->getElementsByTagName('line');
	for ($ii = 0; $ii < $lines->length; $ii++) {
	$line = $lines->item($ii);

	- $next_line = intval($line->getAttribute("number"));
	+ $next_line = intval($line->getAttribute('number'));
	for ($start_line; $start_line < $next_line; $start_line++) {
	- $coverage .= "N";
	+ $coverage .= 'N';
	}

	- if (intval($line->getAttribute("hits")) == 0) {
	- $coverage .= "U";
	- } else if (intval($line->getAttribute("hits")) > 0) {
	- $coverage .= "C";
	+ if (intval($line->getAttribute('hits')) == 0) {
	+ $coverage .= 'U';
	+ } else if (intval($line->getAttribute('hits')) > 0) {
	+ $coverage .= 'C';
	}

	$start_line++;
	@@ -154,7 +154,7 @@

	if ($start_line < $line_count) {
	foreach (range($start_line, $line_count) as $line_num) {
	- $coverage .= "N";
	+ $coverage .= 'N';
	}
	}

	diff --git a/src/unit/engine/PhpunitTestEngine.php b/src/unit/engine/PhpunitTestEngine.php
	--- a/src/unit/engine/PhpunitTestEngine.php
	+++ b/src/unit/engine/PhpunitTestEngine.php
	@@ -71,7 +71,7 @@

	$config = $this->configFile ? csprintf('-c %s', $this->configFile) : null;

	- $stderr = "-d display_errors=stderr";
	+ $stderr = '-d display_errors=stderr';

	$futures[$test_path] = new ExecFuture('%C %C %C --log-json %s %C %s',
	$this->phpunitBinary, $config, $stderr, $json_tmp, $clover, $test_path);
	diff --git a/src/unit/engine/PhutilUnitTestEngine.php b/src/unit/engine/PhutilUnitTestEngine.php
	--- a/src/unit/engine/PhutilUnitTestEngine.php
	+++ b/src/unit/engine/PhutilUnitTestEngine.php
	@@ -19,7 +19,7 @@
	}

	if (!$run_tests) {
	- throw new ArcanistNoEffectException("No tests to run.");
	+ throw new ArcanistNoEffectException('No tests to run.');
	}

	$enable_coverage = $this->getEnableCoverage();
	@@ -27,8 +27,8 @@
	if (!function_exists('xdebug_start_code_coverage')) {
	if ($enable_coverage === true) {
	throw new ArcanistUsageException(
	- "You specified --coverage but xdebug is not available, so ".
	- "coverage can not be enabled for PhutilUnitTestEngine.");
	+ 'You specified --coverage but xdebug is not available, so '.
	+ 'coverage can not be enabled for PhutilUnitTestEngine.');
	}
	} else {
	$enable_coverage = true;
	diff --git a/src/unit/engine/PytestTestEngine.php b/src/unit/engine/PytestTestEngine.php
	--- a/src/unit/engine/PytestTestEngine.php
	+++ b/src/unit/engine/PytestTestEngine.php
	@@ -64,29 +64,29 @@

	$paths = $this->getPaths();
	$reports = array();
	- $classes = $coverage_dom->getElementsByTagName("class");
	+ $classes = $coverage_dom->getElementsByTagName('class');

	foreach ($classes as $class) {
	// filename is actually python module path with ".py" at the end,
	// e.g.: tornado.web.py
	- $relative_path = explode(".", $class->getAttribute("filename"));
	+ $relative_path = explode('.', $class->getAttribute('filename'));
	array_pop($relative_path);
	- $relative_path = implode("/", $relative_path);
	+ $relative_path = implode('/', $relative_path);

	// first we check if the path is a directory (a Python package), if it is
	// set relative and absolute paths to have __init__.py at the end.
	$absolute_path = Filesystem::resolvePath($relative_path);
	if (is_dir($absolute_path)) {
	- $relative_path .= "/__init__.py";
	- $absolute_path .= "/__init__.py";
	+ $relative_path .= '/__init__.py';
	+ $absolute_path .= '/__init__.py';
	}

	// then we check if the path with ".py" at the end is file (a Python
	// submodule), if it is - set relative and absolute paths to have
	// ".py" at the end.
	- if (is_file($absolute_path.".py")) {
	- $relative_path .= ".py";
	- $absolute_path .= ".py";
	+ if (is_file($absolute_path.'.py')) {
	+ $relative_path .= '.py';
	+ $absolute_path .= '.py';
	}

	if (!file_exists($absolute_path)) {
	@@ -100,22 +100,22 @@
	// get total line count in file
	$line_count = count(file($absolute_path));

	- $coverage = "";
	+ $coverage = '';
	$start_line = 1;
	- $lines = $class->getElementsByTagName("line");
	+ $lines = $class->getElementsByTagName('line');
	for ($ii = 0; $ii < $lines->length; $ii++) {
	$line = $lines->item($ii);

	- $next_line = intval($line->getAttribute("number"));
	+ $next_line = intval($line->getAttribute('number'));
	for ($start_line; $start_line < $next_line; $start_line++) {
	- $coverage .= "N";
	+ $coverage .= 'N';
	}

	- if (intval($line->getAttribute("hits")) == 0) {
	- $coverage .= "U";
	+ if (intval($line->getAttribute('hits')) == 0) {
	+ $coverage .= 'U';
	}
	- else if (intval($line->getAttribute("hits")) > 0) {
	- $coverage .= "C";
	+ else if (intval($line->getAttribute('hits')) > 0) {
	+ $coverage .= 'C';
	}

	$start_line++;
	@@ -123,7 +123,7 @@

	if ($start_line < $line_count) {
	foreach (range($start_line, $line_count) as $line_num) {
	- $coverage .= "N";
	+ $coverage .= 'N';
	}
	}

	diff --git a/src/unit/engine/XUnitTestEngine.php b/src/unit/engine/XUnitTestEngine.php
	--- a/src/unit/engine/XUnitTestEngine.php
	+++ b/src/unit/engine/XUnitTestEngine.php
	@@ -38,21 +38,21 @@
	$this->projectRoot = $this->getWorkingCopy()->getProjectRoot();

	// Determine build engine.
	- if (Filesystem::binaryExists("msbuild")) {
	- $this->buildEngine = "msbuild";
	- } else if (Filesystem::binaryExists("xbuild")) {
	- $this->buildEngine = "xbuild";
	+ if (Filesystem::binaryExists('msbuild')) {
	+ $this->buildEngine = 'msbuild';
	+ } else if (Filesystem::binaryExists('xbuild')) {
	+ $this->buildEngine = 'xbuild';
	} else {
	- throw new Exception("Unable to find msbuild or xbuild in PATH!");
	+ throw new Exception('Unable to find msbuild or xbuild in PATH!');
	}

	// Determine runtime engine (.NET or Mono).
	if (phutil_is_windows()) {
	- $this->runtimeEngine = "";
	- } else if (Filesystem::binaryExists("mono")) {
	- $this->runtimeEngine = Filesystem::resolveBinary("mono");
	+ $this->runtimeEngine = '';
	+ } else if (Filesystem::binaryExists('mono')) {
	+ $this->runtimeEngine = Filesystem::resolveBinary('mono');
	} else {
	- throw new Exception("Unable to find Mono and you are not on Windows!");
	+ throw new Exception('Unable to find Mono and you are not on Windows!');
	}

	// Read the discovery rules.
	@@ -61,8 +61,8 @@
	'unit.csharp.discovery');
	if ($this->discoveryRules === null) {
	throw new Exception(
	- "You must configure discovery rules to map C# files ".
	- "back to test projects (`unit.csharp.discovery` in .arcconfig).");
	+ 'You must configure discovery rules to map C# files '.
	+ 'back to test projects (`unit.csharp.discovery` in .arcconfig).');
	}

	// Determine xUnit test runner path.
	@@ -74,8 +74,8 @@
	$xunit = $this->projectRoot.DIRECTORY_SEPARATOR.$this->xunitHintPath;
	if (file_exists($xunit) && $this->xunitHintPath !== null) {
	$this->testEngine = Filesystem::resolvePath($xunit);
	- } else if (Filesystem::binaryExists("xunit.console.clr4.exe")) {
	- $this->testEngine = "xunit.console.clr4.exe";
	+ } else if (Filesystem::binaryExists('xunit.console.clr4.exe')) {
	+ $this->testEngine = 'xunit.console.clr4.exe';
	} else {
	throw new Exception(
	"Unable to locate xUnit console runner. Configure ".
	@@ -204,23 +204,23 @@
	private function generateProjects() {

	// No "Build" directory; so skip generation of projects.
	- if (!is_dir(Filesystem::resolvePath($this->projectRoot."/Build"))) {
	+ if (!is_dir(Filesystem::resolvePath($this->projectRoot.'/Build'))) {
	return array();
	}

	// No "Protobuild.exe" file; so skip generation of projects.
	if (!is_file(Filesystem::resolvePath(
	- $this->projectRoot."/Protobuild.exe"))) {
	+ $this->projectRoot.'/Protobuild.exe'))) {

	return array();
	}

	// Work out what platform the user is building for already.
	- $platform = phutil_is_windows() ? "Windows" : "Linux";
	+ $platform = phutil_is_windows() ? 'Windows' : 'Linux';
	$files = Filesystem::listDirectory($this->projectRoot);
	foreach ($files as $file) {
	- if (strtolower(substr($file, -4)) == ".sln") {
	- $parts = explode(".", $file);
	+ if (strtolower(substr($file, -4)) == '.sln') {
	+ $parts = explode('.', $file);
	$platform = $parts[count($parts) - 2];
	break;
	}
	@@ -228,7 +228,7 @@

	$regenerate_start = microtime(true);
	$regenerate_future = new ExecFuture(
	- "%C Protobuild.exe --resync %s",
	+ '%C Protobuild.exe --resync %s',
	$this->runtimeEngine,
	$platform);
	$regenerate_future->setCWD(Filesystem::resolvePath(
	@@ -271,9 +271,9 @@
	$results = array();
	foreach ($test_assemblies as $test_assembly) {
	$build_future = new ExecFuture(
	- "%C %s",
	+ '%C %s',
	$this->buildEngine,
	- "/p:SkipTestsOnBuild=True");
	+ '/p:SkipTestsOnBuild=True');
	$build_future->setCWD(Filesystem::resolvePath(
	dirname($test_assembly['project'])));
	$build_futures[$test_assembly['project']] = $build_future;
	@@ -281,7 +281,7 @@
	$iterator = Futures($build_futures)->limit(1);
	foreach ($iterator as $test_assembly => $future) {
	$result = new ArcanistUnitTestResult();
	- $result->setName("(build) ".$test_assembly);
	+ $result->setName('(build) '.$test_assembly);

	try {
	$future->resolvex();
	@@ -314,20 +314,20 @@
	// FIXME: Can't use TempFile here as xUnit doesn't like
	// UNIX-style full paths. It sees the leading / as the
	// start of an option flag, even when quoted.
	- $xunit_temp = Filesystem::readRandomCharacters(10).".results.xml";
	+ $xunit_temp = Filesystem::readRandomCharacters(10).'.results.xml';
	if (file_exists($xunit_temp)) {
	unlink($xunit_temp);
	}
	$future = new ExecFuture(
	- "%C %s /xml %s",
	- trim($this->runtimeEngine." ".$this->testEngine),
	+ '%C %s /xml %s',
	+ trim($this->runtimeEngine.' '.$this->testEngine),
	$test_assembly,
	$xunit_temp);
	$folder = Filesystem::resolvePath($this->projectRoot);
	$future->setCWD($folder);
	- $combined = $folder."/".$xunit_temp;
	+ $combined = $folder.'/'.$xunit_temp;
	if (phutil_is_windows()) {
	- $combined = $folder."\\".$xunit_temp;
	+ $combined = $folder.'\\'.$xunit_temp;
	}
	return array($future, $combined, null);
	}
	@@ -408,32 +408,32 @@
	$xunit_dom->loadXML(Filesystem::readFile($xunit_tmp));

	$results = array();
	- $tests = $xunit_dom->getElementsByTagName("test");
	+ $tests = $xunit_dom->getElementsByTagName('test');
	foreach ($tests as $test) {
	- $name = $test->getAttribute("name");
	- $time = $test->getAttribute("time");
	+ $name = $test->getAttribute('name');
	+ $time = $test->getAttribute('time');
	$status = ArcanistUnitTestResult::RESULT_UNSOUND;
	- switch ($test->getAttribute("result")) {
	- case "Pass":
	+ switch ($test->getAttribute('result')) {
	+ case 'Pass':
	$status = ArcanistUnitTestResult::RESULT_PASS;
	break;
	- case "Fail":
	+ case 'Fail':
	$status = ArcanistUnitTestResult::RESULT_FAIL;
	break;
	- case "Skip":
	+ case 'Skip':
	$status = ArcanistUnitTestResult::RESULT_SKIP;
	break;
	}
	- $userdata = "";
	- $reason = $test->getElementsByTagName("reason");
	- $failure = $test->getElementsByTagName("failure");
	+ $userdata = '';
	+ $reason = $test->getElementsByTagName('reason');
	+ $failure = $test->getElementsByTagName('failure');
	if ($reason->length > 0 \|\| $failure->length > 0) {
	$node = ($reason->length > 0) ? $reason : $failure;
	- $message = $node->item(0)->getElementsByTagName("message");
	+ $message = $node->item(0)->getElementsByTagName('message');
	if ($message->length > 0) {
	$userdata = $message->item(0)->nodeValue;
	}
	- $stacktrace = $node->item(0)->getElementsByTagName("stack-trace");
	+ $stacktrace = $node->item(0)->getElementsByTagName('stack-trace');
	if ($stacktrace->length > 0) {
	$userdata .= "\n".$stacktrace->item(0)->nodeValue;
	}
	diff --git a/src/unit/engine/__tests__/GoTestResultParserTestCase.php b/src/unit/engine/__tests__/GoTestResultParserTestCase.php
	--- a/src/unit/engine/__tests__/GoTestResultParserTestCase.php
	+++ b/src/unit/engine/__tests__/GoTestResultParserTestCase.php
	@@ -19,7 +19,7 @@

	$this->assertEqual(2, count($parsed_results));
	$this->assertEqual(
	- "Go::Test::package::subpackage::TestFoo",
	+ 'Go::Test::package::subpackage::TestFoo',
	$parsed_results[0]->getName());
	foreach ($parsed_results as $result) {
	$this->assertEqual(
	@@ -53,10 +53,10 @@

	$this->assertEqual(3, count($parsed_results));
	$this->assertEqual(
	- "Go::Test::package::subpackage1::TestFoo1",
	+ 'Go::Test::package::subpackage1::TestFoo1',
	$parsed_results[0]->getName());
	$this->assertEqual(
	- "Go::Test::package::subpackage2::TestFoo2",
	+ 'Go::Test::package::subpackage2::TestFoo2',
	$parsed_results[2]->getName());
	foreach ($parsed_results as $result) {
	$this->assertEqual(
	@@ -74,10 +74,10 @@

	$this->assertEqual(3, count($parsed_results));
	$this->assertEqual(
	- "Go::Test::package::subpackage1::TestFoo1",
	+ 'Go::Test::package::subpackage1::TestFoo1',
	$parsed_results[0]->getName());
	$this->assertEqual(
	- "Go::Test::package::subpackage2::TestFoo2",
	+ 'Go::Test::package::subpackage2::TestFoo2',
	$parsed_results[2]->getName());
	$this->assertEqual(
	ArcanistUnitTestResult::RESULT_PASS,
	@@ -96,10 +96,10 @@

	$this->assertEqual(2, count($parsed_results));
	$this->assertEqual(
	- "Go::TestCase::package::subpackage1",
	+ 'Go::TestCase::package::subpackage1',
	$parsed_results[0]->getName());
	$this->assertEqual(
	- "Go::TestCase::package::subpackage2",
	+ 'Go::TestCase::package::subpackage2',
	$parsed_results[1]->getName());
	foreach ($parsed_results as $result) {
	$this->assertEqual(
	diff --git a/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php b/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php
	--- a/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php
	+++ b/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php
	@@ -43,7 +43,7 @@
	public function __destruct() {
	if (self::$allTestsCounter !== 0) {
	throw new Exception(
	- "didRunTests() was not called correctly after tests completed!");
	+ 'didRunTests() was not called correctly after tests completed!');
	}
	}

	@@ -107,7 +107,7 @@

	protected function throwIfFalsey($input) {
	if (!$input) {
	- throw new Exception("This is a negative test case!");
	+ throw new Exception('This is a negative test case!');
	}
	}

	diff --git a/src/unit/engine/phutil/ArcanistPhutilTestCase.php b/src/unit/engine/phutil/ArcanistPhutilTestCase.php
	--- a/src/unit/engine/phutil/ArcanistPhutilTestCase.php
	+++ b/src/unit/engine/phutil/ArcanistPhutilTestCase.php
	@@ -97,13 +97,13 @@

	if ($message !== null) {
	$output = pht(
	- "Assertion failed, expected values to be equal (at %s:%d): %s",
	+ 'Assertion failed, expected values to be equal (at %s:%d): %s',
	$file,
	$line,
	$message);
	} else {
	$output = pht(
	- "Assertion failed, expected values to be equal (at %s:%d).",
	+ 'Assertion failed, expected values to be equal (at %s:%d).',
	$file,
	$line);
	}
	@@ -216,7 +216,7 @@

	if (count($inputs) !== count($expect)) {
	$this->assertFailure(
	- "Input and expectations must have the same number of values.");
	+ 'Input and expectations must have the same number of values.');
	}

	$labels = array_keys($inputs);
	@@ -500,7 +500,7 @@
	throw head($exceptions);
	} else {
	throw new PhutilAggregateException(
	- "Multiple exceptions were raised during test execution.",
	+ 'Multiple exceptions were raised during test execution.',
	$exceptions);
	}
	}
	diff --git a/src/unit/renderer/ArcanistUnitConsoleRenderer.php b/src/unit/renderer/ArcanistUnitConsoleRenderer.php
	--- a/src/unit/renderer/ArcanistUnitConsoleRenderer.php
	+++ b/src/unit/renderer/ArcanistUnitConsoleRenderer.php
	@@ -57,7 +57,7 @@
	$star = "\xE2\x98\x85";
	if (phutil_is_windows()) {
	// Fall-back to normal asterisk for Windows consoles.
	- $star = "*";
	+ $star = '*';
	}
	$acceptableness = array(
	50 => "<fg:green>%s</fg><fg:yellow>{$star}</fg> ",
	diff --git a/src/workflow/ArcanistAmendWorkflow.php b/src/workflow/ArcanistAmendWorkflow.php
	--- a/src/workflow/ArcanistAmendWorkflow.php
	+++ b/src/workflow/ArcanistAmendWorkflow.php
	@@ -73,15 +73,15 @@

	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.");
	+ 'This project is marked as adhering to a conservative history '.
	+ 'mutability doctrine (having an immutable local history), which '.
	+ 'precludes amending commit messages.');
	}

	if ($repository_api->getUncommittedChanges()) {
	throw new ArcanistUsageException(
	- "You have uncommitted changes in this branch. Stage and commit (or ".
	- "revert) them before proceeding.");
	+ 'You have uncommitted changes in this branch. Stage and commit (or '.
	+ 'revert) them before proceeding.');
	}
	}

	diff --git a/src/workflow/ArcanistBackoutWorkflow.php b/src/workflow/ArcanistBackoutWorkflow.php
	--- a/src/workflow/ArcanistBackoutWorkflow.php
	+++ b/src/workflow/ArcanistBackoutWorkflow.php
	@@ -62,12 +62,12 @@
	'The revision you provided does not exist!');
	}
	$revision = $revisions[0];
	- $commits = $revision["commits"];
	+ $commits = $revision['commits'];
	if (!$commits) {
	throw new ArcanistUsageException(
	'This revision has not been committed yet!');
	}
	- elseif (count($commits) > 1) {
	+ else if (count($commits) > 1) {
	throw new ArcanistUsageException(
	'The revision you provided has multiple commits!');
	}
	@@ -77,7 +77,7 @@
	array(
	'phids' => array($commit_phid),
	));
	- $commit_id = $commit[$commit_phid]["name"];
	+ $commit_id = $commit[$commit_phid]['name'];
	return $commit_id;
	}

	@@ -91,7 +91,7 @@
	));
	$commit = $result[$commit_id];
	// This commit was not found in Diffusion
	- if (array_key_exists("error", $commit)) {
	+ if (array_key_exists('error', $commit)) {
	return null;
	}
	return $commit;
	diff --git a/src/workflow/ArcanistBaseWorkflow.php b/src/workflow/ArcanistBaseWorkflow.php
	--- a/src/workflow/ArcanistBaseWorkflow.php
	+++ b/src/workflow/ArcanistBaseWorkflow.php
	@@ -139,7 +139,7 @@
	final public function setConduitURI($conduit_uri) {
	if ($this->conduit) {
	throw new Exception(
	- "You can not change the Conduit URI after a conduit is already open.");
	+ 'You can not change the Conduit URI after a conduit is already open.');
	}
	$this->conduitURI = $conduit_uri;
	return $this;
	@@ -176,8 +176,8 @@

	if (!$this->conduitURI) {
	throw new Exception(
	- "You must specify a Conduit URI with setConduitURI() before you can ".
	- "establish a conduit.");
	+ 'You must specify a Conduit URI with setConduitURI() before you can '.
	+ 'establish a conduit.');
	}

	$this->conduit = new ConduitClient($this->conduitURI);
	@@ -222,7 +222,7 @@
	final public function setConduitCredentials(array $credentials) {
	if ($this->isConduitAuthenticated()) {
	throw new Exception(
	- "You may not set new credentials after authenticating conduit.");
	+ 'You may not set new credentials after authenticating conduit.');
	}

	$this->conduitCredentials = $credentials;
	@@ -315,8 +315,8 @@
	try {
	if (!$credentials) {
	throw new Exception(
	- "Set conduit credentials with setConduitCredentials() before ".
	- "authenticating conduit!");
	+ 'Set conduit credentials with setConduitCredentials() before '.
	+ 'authenticating conduit!');
	}

	if (empty($credentials['user'])) {
	@@ -349,10 +349,10 @@
	$message =
	"\n".
	phutil_console_format(
	- "YOU NEED TO __INSTALL A CERTIFICATE__ TO LOGIN TO PHABRICATOR").
	+ 'YOU NEED TO __INSTALL A CERTIFICATE__ TO LOGIN TO PHABRICATOR').
	"\n\n".
	phutil_console_format(
	- " To do this, run: arc install-certificate").
	+ ' To do this, run: arc install-certificate').
	"\n\n".
	"The server '{$conduit_uri}' rejected your request:".
	"\n".
	@@ -368,7 +368,7 @@
	echo "In most cases, arc can be upgraded automatically.\n";

	$ok = phutil_console_confirm(
	- "Upgrade arc now?",
	+ 'Upgrade arc now?',
	$default_no = false);
	if (!$ok) {
	throw $ex;
	@@ -897,7 +897,7 @@
	$this->stashed = true;
	} else {
	throw new ArcanistUsageException(
	- "Stage and commit (or revert) them before proceeding.");
	+ 'Stage and commit (or revert) them before proceeding.');
	}
	}
	}
	@@ -917,7 +917,7 @@
	$must_commit += array_flip($uncommitted);
	} else {
	throw new ArcanistUncommittedChangesException(
	- "Commit (or revert) them before proceeding.");
	+ 'Commit (or revert) them before proceeding.');
	}
	}

	@@ -926,7 +926,7 @@
	$commit = head($api->getLocalCommitInformation());
	$api->amendCommit($commit['message']);
	} else if ($api->supportsLocalCommits()) {
	- $commit_message = phutil_console_prompt("Enter commit message:");
	+ $commit_message = phutil_console_prompt('Enter commit message:');
	if ($commit_message == '') {
	$commit_message = self::AUTO_COMMIT_TITLE;
	}
	@@ -1116,7 +1116,7 @@
	$parser = $this->newDiffParser();
	$changes = $parser->parseDiff($diff);
	if (count($changes) != 1) {
	- throw new Exception("Expected exactly one change.");
	+ throw new Exception('Expected exactly one change.');
	}
	$this->changeCache[$path] = reset($changes);
	}
	@@ -1128,7 +1128,7 @@
	}
	}
	} else {
	- throw new Exception("Missing VCS support.");
	+ throw new Exception('Missing VCS support.');
	}

	if (empty($this->changeCache[$path])) {
	@@ -1516,13 +1516,13 @@
	$api = $this->getRepositoryAPI();
	if (!$api->supportsCommitRanges()) {
	throw new ArcanistUsageException(
	- "This version control system does not support commit ranges.");
	+ 'This version control system does not support commit ranges.');
	}

	if (count($argv) > 1) {
	throw new ArcanistUsageException(
	- "Specify exactly one base commit. The end of the commit range is ".
	- "always the working copy state.");
	+ 'Specify exactly one base commit. The end of the commit range is '.
	+ 'always the working copy state.');
	}

	$api->setBaseCommit(head($argv));
	diff --git a/src/workflow/ArcanistCallConduitWorkflow.php b/src/workflow/ArcanistCallConduitWorkflow.php
	--- a/src/workflow/ArcanistCallConduitWorkflow.php
	+++ b/src/workflow/ArcanistCallConduitWorkflow.php
	@@ -58,7 +58,7 @@
	$method = $this->getArgument('method', array());
	if (count($method) !== 1) {
	throw new ArcanistUsageException(
	- "Provide exactly one Conduit method name.");
	+ 'Provide exactly one Conduit method name.');
	}
	$method = reset($method);

	@@ -68,7 +68,7 @@
	$params = json_decode($params, true);
	if (!is_array($params)) {
	throw new ArcanistUsageException(
	- "Provide method parameters on stdin as a JSON blob.");
	+ 'Provide method parameters on stdin as a JSON blob.');
	}

	$error = null;
	diff --git a/src/workflow/ArcanistCloseRevisionWorkflow.php b/src/workflow/ArcanistCloseRevisionWorkflow.php
	--- a/src/workflow/ArcanistCloseRevisionWorkflow.php
	+++ b/src/workflow/ArcanistCloseRevisionWorkflow.php
	@@ -70,11 +70,11 @@
	$revision_list = $this->getArgument('revision', array());
	if (!$revision_list) {
	throw new ArcanistUsageException(
	- "close-revision requires a revision number.");
	+ 'close-revision requires a revision number.');
	}
	if (count($revision_list) != 1) {
	throw new ArcanistUsageException(
	- "close-revision requires exactly one revision.");
	+ 'close-revision requires exactly one revision.');
	}
	$revision_id = reset($revision_list);
	$revision_id = $this->normalizeRevisionID($revision_id);
	diff --git a/src/workflow/ArcanistCloseWorkflow.php b/src/workflow/ArcanistCloseWorkflow.php
	--- a/src/workflow/ArcanistCloseWorkflow.php
	+++ b/src/workflow/ArcanistCloseWorkflow.php
	@@ -109,7 +109,7 @@
	}

	foreach ($ids as $id) {
	- if (!preg_match("/^T?\d+$/", $id)) {
	+ if (!preg_match('/^T?\d+$/', $id)) {
	echo "Invalid Task ID: {$id}.\n";
	return 1;
	}
	@@ -125,7 +125,7 @@
	return 0;
	}

	- private function closeTask($task_id, $status, $comment = "") {
	+ private function closeTask($task_id, $status, $comment = '') {
	$conduit = $this->getConduit();
	$info = $conduit->callMethodSynchronous(
	'maniphest.info',
	diff --git a/src/workflow/ArcanistCommitWorkflow.php b/src/workflow/ArcanistCommitWorkflow.php
	--- a/src/workflow/ArcanistCommitWorkflow.php
	+++ b/src/workflow/ArcanistCommitWorkflow.php
	@@ -52,14 +52,14 @@
	return array(
	'show' => array(
	'help' =>
	- "Show the command which would be issued, but do not actually ".
	- "commit anything."
	+ 'Show the command which would be issued, but do not actually '.
	+ 'commit anything.'
	),
	'revision' => array(
	'param' => 'revision_id',
	'help' =>
	- "Commit a specific revision. If you do not specify a revision, ".
	- "arc will look for committable revisions.",
	+ 'Commit a specific revision. If you do not specify a revision, '.
	+ 'arc will look for committable revisions.',
	)
	);
	}
	@@ -246,7 +246,7 @@
	$prefix = pht(
	'Revision includes changes to path(s) that do not exist:',
	count($do_not_exist));
	- $prompt = "Commit this revision anyway?";
	+ $prompt = 'Commit this revision anyway?';
	$this->promptFileWarning($prefix, $prompt, $do_not_exist);
	}

	@@ -255,7 +255,7 @@

	if (empty($files)) {
	throw new ArcanistUsageException(
	- "There is nothing left to commit. None of the modified paths exist.");
	+ 'There is nothing left to commit. None of the modified paths exist.');
	}

	return $files;
	diff --git a/src/workflow/ArcanistCoverWorkflow.php b/src/workflow/ArcanistCoverWorkflow.php
	--- a/src/workflow/ArcanistCoverWorkflow.php
	+++ b/src/workflow/ArcanistCoverWorkflow.php
	@@ -39,7 +39,7 @@
	'hg',
	),
	'nosupport' => array(
	- 'svn' => "cover does not currently support --rev in svn.",
	+ 'svn' => 'cover does not currently support --rev in svn.',
	),
	),
	'*' => 'paths',
	diff --git a/src/workflow/ArcanistDiffWorkflow.php b/src/workflow/ArcanistDiffWorkflow.php
	--- a/src/workflow/ArcanistDiffWorkflow.php
	+++ b/src/workflow/ArcanistDiffWorkflow.php
	@@ -86,8 +86,8 @@
	'short' => 'm',
	'param' => 'message',
	'help' =>
	- "When updating a revision, use the specified message instead of ".
	- "prompting.",
	+ 'When updating a revision, use the specified message instead of '.
	+ 'prompting.',
	),
	'message-file' => array(
	'short' => 'F',
	@@ -119,14 +119,14 @@
	'svn' => 'Edit revisions via the web interface when using SVN.',
	),
	'help' =>
	- "When updating a revision under git, edit revision information ".
	- "before updating.",
	+ 'When updating a revision under git, edit revision information '.
	+ 'before updating.',
	),
	'raw' => array(
	'help' =>
	- "Read diff from stdin, not from the working copy. This disables ".
	- "many Arcanist/Phabricator features which depend on having access ".
	- "to the working copy.",
	+ 'Read diff from stdin, not from the working copy. This disables '.
	+ 'many Arcanist/Phabricator features which depend on having access '.
	+ 'to the working copy.',
	'conflicts' => array(
	'less-context' => null,
	'apply-patches' => '--raw disables lint.',
	@@ -144,9 +144,9 @@
	'raw-command' => array(
	'param' => 'command',
	'help' =>
	- "Generate diff by executing a specified command, not from the ".
	- "working copy. This disables many Arcanist/Phabricator features ".
	- "which depend on having access to the working copy.",
	+ 'Generate diff by executing a specified command, not from the '.
	+ 'working copy. This disables many Arcanist/Phabricator features '.
	+ 'which depend on having access to the working copy.',
	'conflicts' => array(
	'less-context' => null,
	'apply-patches' => '--raw-command disables lint.',
	@@ -156,7 +156,7 @@
	),
	),
	'create' => array(
	- 'help' => "Always create a new revision.",
	+ 'help' => 'Always create a new revision.',
	'conflicts' => array(
	'edit' => '--create can not be used with --edit.',
	'only' => '--create can not be used with --only.',
	@@ -166,15 +166,15 @@
	),
	'update' => array(
	'param' => 'revision_id',
	- 'help' => "Always update a specific revision.",
	+ 'help' => 'Always update a specific revision.',
	),
	'nounit' => array(
	'help' =>
	- "Do not run unit tests.",
	+ 'Do not run unit tests.',
	),
	'nolint' => array(
	'help' =>
	- "Do not run lint.",
	+ 'Do not run lint.',
	'conflicts' => array(
	'lintall' => '--nolint suppresses lint.',
	'advice' => '--nolint suppresses lint.',
	@@ -184,8 +184,8 @@
	),
	'only' => array(
	'help' =>
	- "Only generate a diff, without running lint, unit tests, or other ".
	- "auxiliary steps. See also --preview.",
	+ 'Only generate a diff, without running lint, unit tests, or other '.
	+ 'auxiliary steps. See also --preview.',
	'conflicts' => array(
	'preview' => null,
	'message' => '--only does not affect revisions.',
	@@ -198,9 +198,9 @@
	),
	'preview' => array(
	'help' =>
	- "Instead of creating or updating a revision, only create a diff, ".
	- "which you may later attach to a revision. This still runs lint ".
	- "unit tests. See also --only.",
	+ 'Instead of creating or updating a revision, only create a diff, '.
	+ 'which you may later attach to a revision. This still runs lint '.
	+ 'unit tests. See also --only.',
	'conflicts' => array(
	'only' => null,
	'edit' => '--preview does affect revisions.',
	@@ -209,7 +209,7 @@
	),
	'plan-changes' => array(
	'help' =>
	- "Create or update a revision without requesting a code review.",
	+ 'Create or update a revision without requesting a code review.',
	'conflicts' => array(
	'only' => '--only does not affect revisions.',
	'preview' => '--preview does not affect revisions.',
	@@ -218,11 +218,11 @@
	'encoding' => array(
	'param' => 'encoding',
	'help' =>
	- "Attempt to convert non UTF-8 hunks into specified encoding.",
	+ 'Attempt to convert non UTF-8 hunks into specified encoding.',
	),
	'allow-untracked' => array(
	'help' =>
	- "Skip checks for untracked files in the working copy.",
	+ 'Skip checks for untracked files in the working copy.',
	),
	'excuse' => array(
	'param' => 'excuse',
	@@ -239,15 +239,15 @@
	),
	'lintall' => array(
	'help' =>
	- "Raise all lint warnings, not just those on lines you changed.",
	+ 'Raise all lint warnings, not just those on lines you changed.',
	'passthru' => array(
	'lint' => true,
	),
	),
	'advice' => array(
	'help' =>
	- "Require excuse for lint advice in addition to lint warnings and ".
	- "errors.",
	+ 'Require excuse for lint advice in addition to lint warnings and '.
	+ 'errors.',
	),
	'only-new' => array(
	'param' => 'bool',
	@@ -374,7 +374,7 @@
	),
	'cache' => array(
	'param' => 'bool',
	- 'help' => "0 to disable lint cache, 1 to enable (default).",
	+ 'help' => '0 to disable lint cache, 1 to enable (default).',
	'passthru' => array(
	'lint' => true,
	),
	@@ -504,7 +504,7 @@
	$changes = $this->generateChanges();
	if (!$changes) {
	throw new ArcanistUsageException(
	- "There are no changes to generate a diff from!");
	+ 'There are no changes to generate a diff from!');
	}

	$diff_spec = array(
	@@ -584,8 +584,8 @@
	echo "Updating commit message...\n";
	$repository_api->amendCommit($revised_message);
	} else {
	- echo "Commit message was not amended. Amending commit message is ".
	- "only supported in git and hg (version 2.2 or newer)";
	+ echo 'Commit message was not amended. Amending commit message is '.
	+ 'only supported in git and hg (version 2.2 or newer)';
	}
	}

	@@ -837,7 +837,7 @@
	"Modified 'svn:externals' files:".
	"\n\n".
	phutil_console_wrap(implode("\n", $warn_externals), 8));
	- $prompt = "Generate a diff (with just local changes) anyway?";
	+ $prompt = 'Generate a diff (with just local changes) anyway?';
	if (!phutil_console_confirm($prompt)) {
	throw new ArcanistUserAbortException();
	} else {
	@@ -871,7 +871,7 @@
	} else if ($this->getArgument('raw-command')) {
	list($raw_diff) = execx('%C', $this->getArgument('raw-command'));
	} else {
	- throw new Exception("Unknown raw diff source.");
	+ throw new Exception('Unknown raw diff source.');
	}

	$changes = $parser->parseDiff($raw_diff);
	@@ -940,25 +940,25 @@
	$diff = $repository_api->getFullGitDiff();
	if (!strlen($diff)) {
	throw new ArcanistUsageException(
	- "No changes found. (Did you specify the wrong commit range?)");
	+ 'No changes found. (Did you specify the wrong commit range?)');
	}
	$changes = $parser->parseDiff($diff);
	} else if ($repository_api instanceof ArcanistMercurialAPI) {
	$diff = $repository_api->getFullMercurialDiff();
	if (!strlen($diff)) {
	throw new ArcanistUsageException(
	- "No changes found. (Did you specify the wrong commit range?)");
	+ 'No changes found. (Did you specify the wrong commit range?)');
	}
	$changes = $parser->parseDiff($diff);
	} else {
	- throw new Exception("Repository API is not supported.");
	+ throw new Exception('Repository API is not supported.');
	}

	if (count($changes) > 250) {
	$count = number_format(count($changes));
	$link =
	- "http://www.phabricator.com/docs/phabricator/article/".
	- "Differential_User_Guide_Large_Changes.html";
	+ 'http://www.phabricator.com/docs/phabricator/article/'.
	+ 'Differential_User_Guide_Large_Changes.html';
	$message =
	"This diff has a very large number of changes ({$count}). ".
	"Differential works best for changes which will receive detailed ".
	@@ -967,7 +967,7 @@
	"checkins. Continue anyway?";
	if (!phutil_console_confirm($message)) {
	throw new ArcanistUsageException(
	- "Aborted generation of gigantic diff.");
	+ 'Aborted generation of gigantic diff.');
	}
	}

	@@ -1003,7 +1003,7 @@
	$change->convertToBinaryChange($repository_api);
	} else {
	throw new ArcanistUsageException(
	- "Aborted generation of gigantic diff.");
	+ 'Aborted generation of gigantic diff.');
	}
	}
	}
	@@ -1061,10 +1061,10 @@
	if ($utf8_problems) {
	$utf8_warning =
	pht(
	- "This diff includes file(s) which are not valid UTF-8 (they contain ".
	- "invalid byte sequences). You can either stop this workflow and ".
	- "fix these files, or continue. If you continue, these files will ".
	- "be marked as binary.",
	+ 'This diff includes file(s) which are not valid UTF-8 (they contain '.
	+ 'invalid byte sequences). You can either stop this workflow and '.
	+ 'fix these files, or continue. If you continue, these files will '.
	+ 'be marked as binary.',
	count($utf8_problems))."\n\n".
	"You can learn more about how Phabricator handles character encodings ".
	"(and how to configure encoding settings and detect and correct ".
	@@ -1083,7 +1083,7 @@
	echo $file_list;

	if (!phutil_console_confirm($confirm, $default_no = false)) {
	- throw new ArcanistUsageException("Aborted workflow to fix UTF-8.");
	+ throw new ArcanistUsageException('Aborted workflow to fix UTF-8.');
	} else {
	foreach ($utf8_problems as $change) {
	$change->convertToBinaryChange($repository_api);
	@@ -1245,7 +1245,7 @@
	$lint_workflow->getUnresolvedMessages()) {
	$this->getErrorExcuse(
	'lint',
	- "Lint issued unresolved advice.",
	+ 'Lint issued unresolved advice.',
	'lint-excuses');
	} else {
	$this->console->writeOut(
	@@ -1255,7 +1255,7 @@
	case ArcanistLintWorkflow::RESULT_WARNINGS:
	$this->getErrorExcuse(
	'lint',
	- "Lint issued unresolved warnings.",
	+ 'Lint issued unresolved warnings.',
	'lint-excuses');
	break;
	case ArcanistLintWorkflow::RESULT_ERRORS:
	@@ -1263,7 +1263,7 @@
	"<bg:red> LINT ERRORS </bg> Lint raised errors!\n");
	$this->getErrorExcuse(
	'lint',
	- "Lint issued unresolved errors!",
	+ 'Lint issued unresolved errors!',
	'lint-excuses');
	break;
	case ArcanistLintWorkflow::RESULT_POSTPONED:
	@@ -1325,8 +1325,8 @@
	"but all failing tests are unsound.\n");
	} else {
	$continue = $this->console->confirm(
	- "Unit test results included failures, but all failing tests ".
	- "are known to be unsound. Ignore unsound test failures?");
	+ 'Unit test results included failures, but all failing tests '.
	+ 'are known to be unsound. Ignore unsound test failures?');
	if (!$continue) {
	throw new ArcanistUserAbortException();
	}
	@@ -1337,7 +1337,7 @@
	"<bg:red> UNIT ERRORS </bg> Unit testing raised errors!\n");
	$this->getErrorExcuse(
	'unit',
	- "Unit test results include failures!",
	+ 'Unit test results include failures!',
	'unit-excuses');
	break;
	}
	@@ -1387,18 +1387,18 @@
	if ($this->getArgument('excuse')) {
	$this->console->sendMessage(array(
	'type' => $type,
	- 'confirm' => $prompt." Ignore them?",
	+ 'confirm' => $prompt.' Ignore them?',
	));
	return;
	}

	$history = $this->getRepositoryAPI()->getScratchFilePath($history);

	- $prompt .= " Provide explanation to continue or press Enter to abort.";
	+ $prompt .= ' Provide explanation to continue or press Enter to abort.';
	$this->console->writeOut("\n\n%s", phutil_console_wrap($prompt));
	$this->console->sendMessage(array(
	'type' => $type,
	- 'prompt' => "Explanation:",
	+ 'prompt' => 'Explanation:',
	'history' => $history,
	));
	}
	@@ -1542,7 +1542,7 @@
	"You can use this message, or discard it.";

	$use = phutil_console_confirm(
	- "Do you want to use this message?",
	+ 'Do you want to use this message?',
	$default_no = false);
	if ($use) {
	$template = $saved;
	@@ -1592,9 +1592,9 @@
	}
	$included = array_merge(
	array(
	- "",
	+ '',
	"Included commits{$in_branch}:",
	- "",
	+ '',
	),
	$included);
	}
	@@ -1635,7 +1635,7 @@
	$first = false;

	if ($template_is_default && ($new_template == $template)) {
	- throw new ArcanistUsageException("Template not edited.");
	+ throw new ArcanistUsageException('Template not edited.');
	}

	$template = ArcanistCommentRemover::removeComments($new_template);
	@@ -1678,9 +1678,9 @@
	$issues[] = ' - '.$error;
	}
	echo "\n";
	- echo "You must resolve these errors to continue.";
	+ echo 'You must resolve these errors to continue.';
	$again = phutil_console_confirm(
	- "Do you want to edit the message?",
	+ 'Do you want to edit the message?',
	$default_no = false);
	if ($again) {
	// Keep going.
	@@ -1773,7 +1773,7 @@

	$reviewers = $message->getFieldValue('reviewerPHIDs');
	if (!$reviewers) {
	- $confirm = "You have not specified any reviewers. Continue anyway?";
	+ $confirm = 'You have not specified any reviewers. Continue anyway?';
	if (!phutil_console_confirm($confirm)) {
	throw new ArcanistUsageException('Specify reviewers and retry.');
	}
	@@ -2510,7 +2510,7 @@
	$change->setMetadata("{$type}:file:mime-type", $mime);
	}

	- echo pht("Uploading %d files...", count($need_upload))."\n";
	+ echo pht('Uploading %d files...', count($need_upload))."\n";

	// Now we're ready to upload the actual file data. If possible, we'll just
	// transmit a hash of the file instead of the actual file data. If the data
	@@ -2584,7 +2584,7 @@
	}
	}

	- echo pht("Upload complete.")."\n";
	+ echo pht('Upload complete.')."\n";
	}

	private function getFileMimeType($data) {
	diff --git a/src/workflow/ArcanistDownloadWorkflow.php b/src/workflow/ArcanistDownloadWorkflow.php
	--- a/src/workflow/ArcanistDownloadWorkflow.php
	+++ b/src/workflow/ArcanistDownloadWorkflow.php
	@@ -52,15 +52,15 @@
	protected function didParseArguments() {
	$argv = $this->getArgument('argv');
	if (!$argv) {
	- throw new ArcanistUsageException("Specify a file to download.");
	+ throw new ArcanistUsageException('Specify a file to download.');
	}
	if (count($argv) > 1) {
	- throw new ArcanistUsageException("Specify exactly one file to download.");
	+ throw new ArcanistUsageException('Specify exactly one file to download.');
	}

	$file = reset($argv);
	if (!preg_match('/^F?\d+$/', $file)) {
	- throw new ArcanistUsageException("Specify file by ID, e.g. F123.");
	+ throw new ArcanistUsageException('Specify file by ID, e.g. F123.');
	}

	$this->id = (int)ltrim($file, 'F');
	diff --git a/src/workflow/ArcanistExportWorkflow.php b/src/workflow/ArcanistExportWorkflow.php
	--- a/src/workflow/ArcanistExportWorkflow.php
	+++ b/src/workflow/ArcanistExportWorkflow.php
	@@ -66,19 +66,19 @@
	'encoding' => array(
	'param' => 'encoding',
	'help' =>
	- "Attempt to convert non UTF-8 patch into specified encoding.",
	+ 'Attempt to convert non UTF-8 patch into specified encoding.',
	),
	'revision' => array(
	'param' => 'revision_id',
	'help' =>
	- "Instead of exporting changes from the working copy, export them ".
	- "from a Differential revision."
	+ 'Instead of exporting changes from the working copy, export them '.
	+ 'from a Differential revision.'
	),
	'diff' => array(
	'param' => 'diff_id',
	'help' =>
	- "Instead of exporting changes from the working copy, export them ".
	- "from a Differential diff."
	+ 'Instead of exporting changes from the working copy, export them '.
	+ 'from a Differential diff.'
	),
	'*' => 'paths',
	);
	diff --git a/src/workflow/ArcanistFeatureWorkflow.php b/src/workflow/ArcanistFeatureWorkflow.php
	--- a/src/workflow/ArcanistFeatureWorkflow.php
	+++ b/src/workflow/ArcanistFeatureWorkflow.php
	@@ -82,7 +82,7 @@
	$names = $this->getArgument('branch');
	if ($names) {
	if (count($names) > 2) {
	- throw new ArcanistUsageException("Specify only one branch.");
	+ throw new ArcanistUsageException('Specify only one branch.');
	}
	return $this->checkoutBranch($names);
	}
	@@ -186,7 +186,7 @@
	foreach ($branches as $branch) {
	if ($repository_api instanceof ArcanistMercurialAPI) {
	$futures[$branch['name']] = $repository_api->execFutureLocal(
	- "log -l 1 --template %s -r %s",
	+ 'log -l 1 --template %s -r %s',
	"{node}\1{date\|hgdate}\1{p1node}\1{desc\|firstline}\1{desc}",
	hgsprintf('%s', $branch['name']));

	diff --git a/src/workflow/ArcanistFlagWorkflow.php b/src/workflow/ArcanistFlagWorkflow.php
	--- a/src/workflow/ArcanistFlagWorkflow.php
	+++ b/src/workflow/ArcanistFlagWorkflow.php
	@@ -115,7 +115,7 @@
	throw new ArcanistUsageException("You can't both edit and clear a flag.");
	}
	if (($editing \|\| $clear) && count($objects) != 1) {
	- throw new ArcanistUsageException("Specify exactly one object.");
	+ throw new ArcanistUsageException('Specify exactly one object.');
	}

	if (!empty($objects)) {
	@@ -155,7 +155,7 @@
	} else {
	self::flagWasEdited($flag, 'deleted');
	}
	- } elseif ($editing) {
	+ } else if ($editing) {
	// Let's set some flags. Just like Minesweeper, but less distracting.
	$flag_params = array(
	'objectPHID' => head($phids),
	diff --git a/src/workflow/ArcanistGitHookPreReceiveWorkflow.php b/src/workflow/ArcanistGitHookPreReceiveWorkflow.php
	--- a/src/workflow/ArcanistGitHookPreReceiveWorkflow.php
	+++ b/src/workflow/ArcanistGitHookPreReceiveWorkflow.php
	@@ -47,8 +47,8 @@
	$working_copy = $this->getWorkingCopy();
	if (!$working_copy->getProjectID()) {
	throw new ArcanistUsageException(
	- "You have installed a git pre-receive hook in a remote without an ".
	- ".arcconfig.");
	+ 'You have installed a git pre-receive hook in a remote without an '.
	+ '.arcconfig.');
	}

	// Git repositories have special rules in pre-receive hooks. We need to
	diff --git a/src/workflow/ArcanistHelpWorkflow.php b/src/workflow/ArcanistHelpWorkflow.php
	--- a/src/workflow/ArcanistHelpWorkflow.php
	+++ b/src/workflow/ArcanistHelpWorkflow.php
	@@ -86,37 +86,37 @@
	if (isset($spec['param'])) {
	if (isset($spec['short'])) {
	$optref[] = phutil_console_format(
	- " __--%s__ __%s__, __-%s__ __%s__",
	+ ' __--%s__ __%s__, __-%s__ __%s__',
	$argument,
	$spec['param'],
	$spec['short'],
	$spec['param']);
	} else {
	$optref[] = phutil_console_format(
	- " __--%s__ __%s__",
	+ ' __--%s__ __%s__',
	$argument,
	$spec['param']);
	}
	} else {
	if (isset($spec['short'])) {
	$optref[] = phutil_console_format(
	- " __--%s__, __-%s__",
	+ ' __--%s__, __-%s__',
	$argument,
	$spec['short']);
	} else {
	$optref[] = phutil_console_format(
	- " __--%s__",
	+ ' __--%s__',
	$argument);
	}
	}

	if (isset($config_arguments[$argument])) {
	- $optref[] = " (This is a custom option for this ".
	- "project.)";
	+ $optref[] = ' (This is a custom option for this '.
	+ 'project.)';
	}

	if (isset($spec['supports'])) {
	- $optref[] = " Supports: ".
	+ $optref[] = ' Supports: '.
	implode(', ', $spec['supports']);
	}

	diff --git a/src/workflow/ArcanistInlinesWorkflow.php b/src/workflow/ArcanistInlinesWorkflow.php
	--- a/src/workflow/ArcanistInlinesWorkflow.php
	+++ b/src/workflow/ArcanistInlinesWorkflow.php
	@@ -28,12 +28,12 @@
	'revision' => array(
	'param' => 'revision_id',
	'help' =>
	- "Display inline comments for a specific revision. If you do not ".
	- "specify a revision, arc will look in the commit message at HEAD.",
	+ 'Display inline comments for a specific revision. If you do not '.
	+ 'specify a revision, arc will look in the commit message at HEAD.',
	),
	'root' => array(
	'param' => 'directory',
	- 'help' => "Specify a string printed in front of each path.",
	+ 'help' => 'Specify a string printed in front of each path.',
	),
	);
	}
	@@ -60,7 +60,7 @@
	}

	if (!$revision_id) {
	- throw new ArcanistUsageException("No revisions found.");
	+ throw new ArcanistUsageException('No revisions found.');
	}

	$comments = array_mergev(
	diff --git a/src/workflow/ArcanistInstallCertificateWorkflow.php b/src/workflow/ArcanistInstallCertificateWorkflow.php
	--- a/src/workflow/ArcanistInstallCertificateWorkflow.php
	+++ b/src/workflow/ArcanistInstallCertificateWorkflow.php
	@@ -65,7 +65,7 @@
	$conduit->callMethodSynchronous('conduit.ping', array());
	} catch (Exception $ex) {
	throw new ArcanistUsageException(
	- "Failed to connect to server: ".$ex->getMessage());
	+ 'Failed to connect to server: '.$ex->getMessage());
	}
	echo "Connection OK!\n";

	@@ -79,7 +79,7 @@
	echo "\n";
	echo " {$token_uri}\n";
	echo "\n";
	- echo "Then paste the token on that page below.";
	+ echo 'Then paste the token on that page below.';


	do {
	@@ -118,15 +118,15 @@
	private function determineConduitURI() {
	$uri = $this->getArgument('uri');
	if (count($uri) > 1) {
	- throw new ArcanistUsageException("Specify at most one URI.");
	+ throw new ArcanistUsageException('Specify at most one URI.');
	} else if (count($uri) == 1) {
	$uri = reset($uri);
	} else {
	$conduit_uri = $this->getConduitURI();
	if (!$conduit_uri) {
	throw new ArcanistUsageException(
	- "Specify an explicit URI or run this command from within a project ".
	- "which is configured with a .arcconfig.");
	+ 'Specify an explicit URI or run this command from within a project '.
	+ 'which is configured with a .arcconfig.');
	}
	$uri = $conduit_uri;
	}
	diff --git a/src/workflow/ArcanistLandWorkflow.php b/src/workflow/ArcanistLandWorkflow.php
	--- a/src/workflow/ArcanistLandWorkflow.php
	+++ b/src/workflow/ArcanistLandWorkflow.php
	@@ -318,16 +318,16 @@
	if ($this->useSquash) {
	if (!$repository_api->supportsRebase()) {
	throw new ArcanistUsageException(
	- pht("You must enable the rebase extension to use the --squash ".
	- "strategy."));
	+ pht('You must enable the rebase extension to use the --squash '.
	+ 'strategy.'));
	}
	}

	if ($this->branchType != $this->ontoType) {
	throw new ArcanistUsageException(pht(
	- "Source %s is a %s but destination %s is a %s. When landing a ".
	- "%s, the destination must also be a %s. Use --onto to specify a %s, ".
	- "or set arc.land.onto.default in .arcconfig.",
	+ 'Source %s is a %s but destination %s is a %s. When landing a '.
	+ '%s, the destination must also be a %s. Use --onto to specify a %s, '.
	+ 'or set arc.land.onto.default in .arcconfig.',
	$this->branch,
	$this->branchType,
	$this->onto,
	@@ -361,7 +361,7 @@
	}

	echo phutil_console_format(
	- pht("Switched to %s %s. Identifying and merging...",
	+ pht('Switched to %s %s. Identifying and merging...',
	$this->branchType,
	$this->branch).
	"\n");
	@@ -396,7 +396,7 @@
	if (!trim($out)) {
	$this->restoreBranch();
	throw new ArcanistUsageException(
	- pht("No commits to land from %s.", $this->branch));
	+ pht('No commits to land from %s.', $this->branch));
	}

	echo pht("The following commit(s) will be landed:\n\n%s", $out), "\n";
	@@ -506,7 +506,7 @@
	if (!empty($open_dep_revs)) {
	$open_revs = array();
	foreach ($open_dep_revs as $id => $title) {
	- $open_revs[] = " - D".$id.": ".$title;
	+ $open_revs[] = ' - D'.$id.': '.$title;
	}
	$open_revs = implode("\n", $open_revs);

	@@ -514,7 +514,7 @@
	"D{$rev_id}: {$rev_title}",
	$open_revs);

	- $ok = phutil_console_confirm(pht("Continue anyway?"));
	+ $ok = phutil_console_confirm(pht('Continue anyway?'));
	if (!$ok) {
	throw new ArcanistUserAbortException();
	}
	@@ -570,7 +570,7 @@

	} else if ($this->isHg) {
	echo phutil_console_format(pht(
	- "Updating %s...",
	+ 'Updating %s...',
	$this->onto) . "\n");

	try {
	@@ -616,7 +616,7 @@
	// Pull succeeded. Now make sure master is not on an outgoing change
	if ($repository_api->supportsPhases()) {
	list($out) = $repository_api->execxLocal(
	- 'log -r %s --template %s', $this->onto, "{phase}");
	+ 'log -r %s --template %s', $this->onto, '{phase}');
	if ($out != 'public') {
	$local_ahead_of_remote = true;
	}
	@@ -655,7 +655,7 @@
	if ($this->isGit) {
	if ($this->shouldUpdateWithRebase) {
	echo phutil_console_format(pht(
	- "Rebasing %s onto %s",
	+ 'Rebasing %s onto %s',
	$this->branch,
	$this->onto)."\n");
	$err = phutil_passthru('git rebase %s', $this->onto);
	@@ -669,7 +669,7 @@
	}
	} else {
	echo phutil_console_format(pht(
	- "Merging %s into %s",
	+ 'Merging %s into %s',
	$this->branch,
	$this->onto)."\n");
	$err = phutil_passthru(
	@@ -687,7 +687,7 @@
	} else if ($this->isHg) {
	$onto_tip = $repository_api->getCanonicalRevisionName($this->onto);
	$common_ancestor = $repository_api->getCanonicalRevisionName(
	- hgsprintf("ancestor(%s, %s)",
	+ hgsprintf('ancestor(%s, %s)',
	$this->onto,
	$this->branch));

	@@ -745,13 +745,13 @@
	// function). So we're guaranteed to have onto as an ancestor of branch
	// when we use first((onto::branch)-onto) below.
	$branch_root = $repository_api->getCanonicalRevisionName(
	- hgsprintf("first((%s::%s)-%s)",
	+ hgsprintf('first((%s::%s)-%s)',
	$this->onto,
	$this->branch,
	$this->onto));

	$branch_range = hgsprintf(
	- "(%s::%s)",
	+ '(%s::%s)',
	$branch_root,
	$this->branch);

	@@ -793,8 +793,8 @@

	// check if the branch had children
	list($output) = $repository_api->execxLocal(
	- "log -r %s --template %s",
	- hgsprintf("children(%s)", $this->branch),
	+ 'log -r %s --template %s',
	+ hgsprintf('children(%s)', $this->branch),
	'{node}\n');

	$child_branch_roots = phutil_split_lines($output, false);
	@@ -849,7 +849,7 @@
	$this->branch,
	$branch_range);
	list($alt_branches) = $repository_api->execxLocal(
	- "log --template %s -r %s",
	+ 'log --template %s -r %s',
	'{node}\n',
	$alt_branch_revset);

	@@ -890,7 +890,7 @@
	throw new ArcanistUserAbortException();
	} else {
	throw new ArcanistUsageException(
	- pht("Invalid choice. Aborting arc land."));
	+ pht('Invalid choice. Aborting arc land.'));
	}
	}
	}
	@@ -923,7 +923,7 @@
	// The user should never reach this line, since --merge is
	// forbidden at the command line argument level.
	throw new ArcanistUsageException(pht(
	- "--merge is not currently supported for hg repos."));
	+ '--merge is not currently supported for hg repos.'));
	}
	}

	@@ -961,7 +961,7 @@

	if ($this->getArgument('hold')) {
	echo phutil_console_format(pht(
	- "Holding change in %s: it has NOT been pushed yet.",
	+ 'Holding change in %s: it has NOT been pushed yet.',
	$this->onto). "\n");
	} else {
	echo pht('Pushing change...'), "\n\n";
	@@ -970,13 +970,13 @@

	if ($this->isGitSvn) {
	$err = phutil_passthru('git svn dcommit');
	- $cmd = "git svn dcommit";
	+ $cmd = 'git svn dcommit';
	} else if ($this->isGit) {
	$err = phutil_passthru(
	'git push %s %s',
	$this->remote,
	$this->onto);
	- $cmd = "git push";
	+ $cmd = 'git push';
	} else if ($this->isHgSvn) {
	// hg-svn doesn't support 'push -r', so we do a normal push
	// which hg-svn modifies to only push the current branch and
	@@ -984,13 +984,13 @@
	$err = $repository_api->execPassthru(
	'push %s',
	$this->remote);
	- $cmd = "hg push";
	+ $cmd = 'hg push';
	} else if ($this->isHg) {
	$err = $repository_api->execPassthru(
	'push -r %s %s',
	$this->onto,
	$this->remote);
	- $cmd = "hg push";
	+ $cmd = 'hg push';
	}

	if ($err) {
	@@ -1070,12 +1070,12 @@
	$this->branch);
	} else if ($this->isHg) {
	$common_ancestor = $repository_api->getCanonicalRevisionName(
	- hgsprintf("ancestor(%s,%s)",
	+ hgsprintf('ancestor(%s,%s)',
	$this->onto,
	$this->branch));

	$branch_root = $repository_api->getCanonicalRevisionName(
	- hgsprintf("first((%s::%s)-%s)",
	+ hgsprintf('first((%s::%s)-%s)',
	$common_ancestor,
	$this->branch,
	$common_ancestor));
	@@ -1148,9 +1148,9 @@
	private function getBranchType($branch) {
	$repository_api = $this->getRepositoryAPI();
	if ($this->isHg && $repository_api->isBookmark($branch)) {
	- return "bookmark";
	+ return 'bookmark';
	}
	- return "branch";
	+ return 'branch';
	}

	/**
	diff --git a/src/workflow/ArcanistLiberateWorkflow.php b/src/workflow/ArcanistLiberateWorkflow.php
	--- a/src/workflow/ArcanistLiberateWorkflow.php
	+++ b/src/workflow/ArcanistLiberateWorkflow.php
	@@ -37,34 +37,34 @@
	return array(
	'all' => array(
	'help' =>
	- "Drop the module cache before liberating. This will completely ".
	- "reanalyze the entire library. Thorough, but slow!",
	+ 'Drop the module cache before liberating. This will completely '.
	+ 'reanalyze the entire library. Thorough, but slow!',
	),
	'force-update' => array(
	'help' =>
	- "Force the library map to be updated, even in the presence of ".
	- "lint errors.",
	+ 'Force the library map to be updated, even in the presence of '.
	+ 'lint errors.',
	),
	'library-name' => array(
	'param' => 'name',
	'help' =>
	- "Use a flag for library name rather than awaiting user input.",
	+ 'Use a flag for library name rather than awaiting user input.',
	),
	'remap' => array(
	'hide' => true,
	'help' =>
	- "Internal. Run the remap step of liberation. You do not need to ".
	- "run this unless you are debugging the workflow.",
	+ 'Internal. Run the remap step of liberation. You do not need to '.
	+ 'run this unless you are debugging the workflow.',
	),
	'verify' => array(
	'hide' => true,
	'help' =>
	- "Internal. Run the verify step of liberation. You do not need to ".
	- "run this unless you are debugging the workflow.",
	+ 'Internal. Run the verify step of liberation. You do not need to '.
	+ 'run this unless you are debugging the workflow.',
	),
	'upgrade' => array(
	'hide' => true,
	- 'help' => "Experimental. Upgrade library to v2.",
	+ 'help' => 'Experimental. Upgrade library to v2.',
	),
	'*' => 'argv',
	);
	@@ -98,8 +98,8 @@
	if ($init) {
	if (count($init) > 1) {
	throw new ArcanistUsageException(
	- "Specified directory contains more than one libphutil library. Use ".
	- "a more specific path.");
	+ 'Specified directory contains more than one libphutil library. Use '.
	+ 'a more specific path.');
	}
	$path = Filesystem::resolvePath(dirname(reset($init)), $path);
	} else {
	@@ -186,14 +186,14 @@
	if (Filesystem::pathExists($path)) {
	if (!is_dir($path)) {
	throw new ArcanistUsageException(
	- "Provide a directory to create or update a libphutil library in.");
	+ 'Provide a directory to create or update a libphutil library in.');
	}
	return;
	}

	echo "The directory '{$path}' does not exist.";
	if (!phutil_console_confirm('Do you want to create it?')) {
	- throw new ArcanistUsageException("Cancelled.");
	+ throw new ArcanistUsageException('Cancelled.');
	}

	execx('mkdir -p %s', $path);
	@@ -208,7 +208,7 @@
	echo "Creating new libphutil library in '{$path}'.\n";

	do {
	- $name = $this->getArgument("library-name");
	+ $name = $this->getArgument('library-name');
	if ($name === null) {
	echo "Choose a name for the new library.\n";
	$name = phutil_console_prompt('What do you want to name this library?');
	diff --git a/src/workflow/ArcanistLintWorkflow.php b/src/workflow/ArcanistLintWorkflow.php
	--- a/src/workflow/ArcanistLintWorkflow.php
	+++ b/src/workflow/ArcanistLintWorkflow.php
	@@ -63,31 +63,31 @@
	return array(
	'lintall' => array(
	'help' =>
	- "Show all lint warnings, not just those on changed lines. When " .
	- "paths are specified, this is the default behavior.",
	+ 'Show all lint warnings, not just those on changed lines. When ' .
	+ 'paths are specified, this is the default behavior.',
	'conflicts' => array(
	'only-changed' => true,
	),
	),
	'only-changed' => array(
	'help' =>
	- "Show lint warnings just on changed lines. When no paths are " .
	- "specified, this is the default. This differs from only-new " .
	- "in cases where line modifications introduce lint on other " .
	- "unmodified lines.",
	+ 'Show lint warnings just on changed lines. When no paths are ' .
	+ 'specified, this is the default. This differs from only-new ' .
	+ 'in cases where line modifications introduce lint on other ' .
	+ 'unmodified lines.',
	'conflicts' => array(
	'lintall' => true,
	),
	),
	'rev' => array(
	'param' => 'revision',
	- 'help' => "Lint changes since a specific revision.",
	+ 'help' => 'Lint changes since a specific revision.',
	'supports' => array(
	'git',
	'hg',
	),
	'nosupport' => array(
	- 'svn' => "Lint does not currently support --rev in SVN.",
	+ 'svn' => 'Lint does not currently support --rev in SVN.',
	),
	),
	'output' => array(
	@@ -107,7 +107,7 @@
	'engine' => array(
	'param' => 'classname',
	'help' =>
	- "Override configured lint engine for this project."
	+ 'Override configured lint engine for this project.'
	),
	'apply-patches' => array(
	'help' =>
	@@ -193,8 +193,8 @@
	$everything = $this->getArgument('everything');
	if ($everything && $paths) {
	throw new ArcanistUsageException(
	- "You can not specify paths with --everything. The --everything ".
	- "flag lints every file.");
	+ 'You can not specify paths with --everything. The --everything '.
	+ 'flag lints every file.');
	}
	if ($use_cache === null) {
	$use_cache = (bool)$configuration_manager->getConfigFromAnySource(
	@@ -203,7 +203,7 @@
	}

	if ($rev && $paths) {
	- throw new ArcanistUsageException("Specify either --rev or paths.");
	+ throw new ArcanistUsageException('Specify either --rev or paths.');
	}


	@@ -503,12 +503,12 @@
	// TODO: Improve the behavior here, make it more like
	// difference_render().
	list(, $stdout, $stderr) =
	- exec_manual("diff -u %s %s", $old_file, $new_file);
	+ exec_manual('diff -u %s %s', $old_file, $new_file);
	$console->writeOut('%s', $stdout);
	$console->writeErr('%s', $stderr);

	$prompt = phutil_console_format(
	- "Apply this patch to __%s__?",
	+ 'Apply this patch to __%s__?',
	$result->getPath());
	if (!$console->confirm($prompt, $default_no = false)) {
	continue;
	@@ -531,7 +531,7 @@
	"with lint patches.\n");
	$amend = true;
	} else {
	- $amend = $console->confirm("Amend HEAD with lint patches?");
	+ $amend = $console->confirm('Amend HEAD with lint patches?');
	}

	if ($amend) {
	@@ -543,8 +543,8 @@
	$repository_api->amendCommit();
	} else {
	throw new ArcanistUsageException(
	- "Sort out the lint changes that were applied to the working ".
	- "copy and relint.");
	+ 'Sort out the lint changes that were applied to the working '.
	+ 'copy and relint.');
	}
	}

	diff --git a/src/workflow/ArcanistPasteWorkflow.php b/src/workflow/ArcanistPasteWorkflow.php
	--- a/src/workflow/ArcanistPasteWorkflow.php
	+++ b/src/workflow/ArcanistPasteWorkflow.php
	@@ -67,17 +67,17 @@

	$argv = $this->getArgument('argv');
	if (count($argv) > 1) {
	- throw new ArcanistUsageException("Specify only one paste to retrieve.");
	+ throw new ArcanistUsageException('Specify only one paste to retrieve.');
	} else if (count($argv) == 1) {
	$id = $argv[0];
	if (!preg_match('/^P?\d+/', $id)) {
	- throw new ArcanistUsageException("Specify a paste ID, like P123.");
	+ throw new ArcanistUsageException('Specify a paste ID, like P123.');
	}
	$this->id = (int)ltrim($id, 'P');

	if ($this->language \|\| $this->title) {
	throw new ArcanistUsageException(
	- "Use options --lang and --title only when creating pastes.");
	+ 'Use options --lang and --title only when creating pastes.');
	}
	}
	}
	diff --git a/src/workflow/ArcanistPatchWorkflow.php b/src/workflow/ArcanistPatchWorkflow.php
	--- a/src/workflow/ArcanistPatchWorkflow.php
	+++ b/src/workflow/ArcanistPatchWorkflow.php
	@@ -52,10 +52,10 @@
	'diff' => array(
	'param' => 'diff_id',
	'help' =>
	- "Apply changes from a Differential diff. Normally you want to use ".
	- "--revision to get the most recent changes, but you can ".
	- "specifically apply an out-of-date diff or a diff which was never ".
	- "attached to a revision by using this flag.",
	+ 'Apply changes from a Differential diff. Normally you want to use '.
	+ '--revision to get the most recent changes, but you can '.
	+ 'specifically apply an out-of-date diff or a diff which was never '.
	+ 'attached to a revision by using this flag.',
	),
	'arcbundle' => array(
	'param' => 'bundlefile',
	@@ -67,19 +67,19 @@
	'param' => 'patchfile',
	'paramtype' => 'file',
	'help' =>
	- "Apply changes from a git patchfile or unified patchfile.",
	+ 'Apply changes from a git patchfile or unified patchfile.',
	),
	'encoding' => array(
	'param' => 'encoding',
	'help' =>
	- "Attempt to convert non UTF-8 patch into specified encoding.",
	+ 'Attempt to convert non UTF-8 patch into specified encoding.',
	),
	'update' => array(
	'supports' => array(
	'git', 'svn', 'hg'
	),
	'help' =>
	- "Update the local working copy before applying the patch.",
	+ 'Update the local working copy before applying the patch.',
	'conflicts' => array(
	'nobranch' => true,
	'bookmark' => true,
	@@ -90,8 +90,8 @@
	'git', 'hg'
	),
	'help' =>
	- "Normally under git/hg, if the patch is successful, the changes ".
	- "are committed to the working copy. This flag prevents the commit.",
	+ 'Normally under git/hg, if the patch is successful, the changes '.
	+ 'are committed to the working copy. This flag prevents the commit.',
	),
	'skip-dependencies' => array(
	'supports' => array(
	@@ -107,17 +107,17 @@
	'git', 'hg'
	),
	'help' =>
	- "Normally, a new branch (git) or bookmark (hg) is created and then ".
	- "the patch is applied and committed in the new branch/bookmark. ".
	- "This flag cherry-picks the resultant commit onto the original ".
	- "branch and deletes the temporary branch.",
	+ 'Normally, a new branch (git) or bookmark (hg) is created and then '.
	+ 'the patch is applied and committed in the new branch/bookmark. '.
	+ 'This flag cherry-picks the resultant commit onto the original '.
	+ 'branch and deletes the temporary branch.',
	'conflicts' => array(
	'update' => true,
	),
	),
	'force' => array(
	'help' =>
	- "Do not run any sanity checks.",
	+ 'Do not run any sanity checks.',
	),
	'*' => 'name',
	);
	@@ -147,7 +147,7 @@
	if ($this->getArgument('name')) {
	$namev = $this->getArgument('name');
	if (count($namev) > 1) {
	- throw new ArcanistUsageException("Specify at most one revision name.");
	+ throw new ArcanistUsageException('Specify at most one revision name.');
	}
	$source = self::SOURCE_REVISION;
	$requested++;
	@@ -216,7 +216,7 @@
	$branch_name = null;
	$repository_api = $this->getRepositoryAPI();
	$revision_id = $bundle->getRevisionID();
	- $base_name = "arcpatch";
	+ $base_name = 'arcpatch';
	if ($revision_id) {
	$base_name .= "-D{$revision_id}";
	}
	@@ -242,8 +242,8 @@

	if (!$branch_name) {
	throw new Exception(
	- "Arc was unable to automagically make a name for this patch. ".
	- "Please clean up your working copy and try again."
	+ 'Arc was unable to automagically make a name for this patch. '.
	+ 'Please clean up your working copy and try again.'
	);
	}

	@@ -254,7 +254,7 @@
	$bookmark_name = null;
	$repository_api = $this->getRepositoryAPI();
	$revision_id = $bundle->getRevisionID();
	- $base_name = "arcpatch";
	+ $base_name = 'arcpatch';
	if ($revision_id) {
	$base_name .= "-D{$revision_id}";
	}
	@@ -281,8 +281,8 @@

	if (!$bookmark_name) {
	throw new Exception(
	- "Arc was unable to automagically make a name for this patch. ".
	- "Please clean up your working copy and try again."
	+ 'Arc was unable to automagically make a name for this patch. '.
	+ 'Please clean up your working copy and try again.'
	);
	}

	@@ -362,7 +362,7 @@
	$patch = @file_get_contents('php://stdin');
	if (!strlen($patch)) {
	throw new ArcanistUsageException(
	- "Failed to read patch from stdin!");
	+ 'Failed to read patch from stdin!');
	}
	} else {
	$patch = Filesystem::readFile($param);
	@@ -685,7 +685,7 @@
	// can not apply these patches on case-insensitive filesystems and
	// there is no way to build a patch which works.

	- throw new ArcanistUsageException("Unable to apply patch!");
	+ throw new ArcanistUsageException('Unable to apply patch!');
	}

	// in case there were any submodule changes involved
	diff --git a/src/workflow/ArcanistSvnHookPreCommitWorkflow.php b/src/workflow/ArcanistSvnHookPreCommitWorkflow.php
	--- a/src/workflow/ArcanistSvnHookPreCommitWorkflow.php
	+++ b/src/workflow/ArcanistSvnHookPreCommitWorkflow.php
	@@ -210,7 +210,7 @@
	}

	if ($failures) {
	- $at = "@";
	+ $at = '@';
	$msg = phutil_console_format(
	"\nLINT ERRORS\n\n".
	"This changeset has lint errors. You must fix all lint errors before ".
	diff --git a/src/workflow/ArcanistTasksWorkflow.php b/src/workflow/ArcanistTasksWorkflow.php
	--- a/src/workflow/ArcanistTasksWorkflow.php
	+++ b/src/workflow/ArcanistTasksWorkflow.php
	@@ -44,31 +44,31 @@
	return array(
	'status' => array(
	'param' => 'task_status',
	- 'help' => "Show tasks that or open or closed, default is open.",
	+ 'help' => 'Show tasks that or open or closed, default is open.',
	),
	'owner' => array(
	'param' => 'username',
	'paramtype' => 'username',
	'help' =>
	- "Only show tasks assigned to the given username, ".
	- "also accepts @all to show all, default is you.",
	+ 'Only show tasks assigned to the given username, '.
	+ 'also accepts @all to show all, default is you.',
	'conflict' => array(
	- "unassigned" => "--owner suppresses unassigned",
	+ 'unassigned' => '--owner suppresses unassigned',
	),
	),
	'order' => array(
	'param' => 'task_order',
	'help' =>
	- "Arrange tasks based on priority, created, or modified, ".
	- "default is priority.",
	+ 'Arrange tasks based on priority, created, or modified, '.
	+ 'default is priority.',
	),
	'limit' => array(
	'param' => 'n',
	'paramtype' => 'int',
	- 'help' => "Limit the amount of tasks outputted, default is all.",
	+ 'help' => 'Limit the amount of tasks outputted, default is all.',
	),
	'unassigned' => array(
	- 'help' => "Only show tasks that are not assigned (upforgrabs).",
	+ 'help' => 'Only show tasks that are not assigned (upforgrabs).',
	)
	);
	}
	@@ -84,7 +84,7 @@

	if ($owner) {
	$owner_phid = $this->findOwnerPhid($owner);
	- } elseif ($unassigned) {
	+ } else if ($unassigned) {
	$owner_phid = null;
	} else {
	$owner_phid = $this->getUserPHID();
	@@ -106,7 +106,7 @@
	$output = array();

	// Render the "T123" column.
	- $task_id = "T".$task['id'];
	+ $task_id = 'T'.$task['id'];
	$formatted_task_id = phutil_console_format(
	'%s',
	$task_id);
	@@ -176,7 +176,7 @@
	);
	} else {
	$output['status'] = array(
	- 'text' => "",
	+ 'text' => '',
	'len' => 0,
	);
	}
	@@ -265,8 +265,8 @@
	$find_params['limit'] = $limit;
	}

	- $find_params['order'] = ($order ? "order-".$order : "order-priority");
	- $find_params['status'] = ($status ? "status-".$status : "status-open");
	+ $find_params['order'] = ($order ? 'order-'.$order : 'order-priority');
	+ $find_params['status'] = ($status ? 'status-'.$status : 'status-open');

	$tasks = $conduit->callMethodSynchronous(
	'maniphest.query',
	diff --git a/src/workflow/ArcanistUnitWorkflow.php b/src/workflow/ArcanistUnitWorkflow.php
	--- a/src/workflow/ArcanistUnitWorkflow.php
	+++ b/src/workflow/ArcanistUnitWorkflow.php
	@@ -42,19 +42,19 @@
	return array(
	'rev' => array(
	'param' => 'revision',
	- 'help' => "Run unit tests covering changes since a specific revision.",
	+ 'help' => 'Run unit tests covering changes since a specific revision.',
	'supports' => array(
	'git',
	'hg',
	),
	'nosupport' => array(
	- 'svn' => "Arc unit does not currently support --rev in SVN.",
	+ 'svn' => 'Arc unit does not currently support --rev in SVN.',
	),
	),
	'engine' => array(
	'param' => 'classname',
	'help' =>
	- "Override configured unit engine for this project."
	+ 'Override configured unit engine for this project.'
	),
	'coverage' => array(
	'help' => 'Always enable coverage information.',
	@@ -66,8 +66,8 @@
	'help' => 'Always disable coverage information.',
	),
	'detailed-coverage' => array(
	- 'help' => "Show a detailed coverage report on the CLI. Implies ".
	- "--coverage.",
	+ 'help' => 'Show a detailed coverage report on the CLI. Implies '.
	+ '--coverage.',
	),
	'json' => array(
	'help' => 'Report results in JSON format.',
	@@ -119,8 +119,8 @@

	if (!$engine_class) {
	throw new ArcanistNoEngineException(
	- "No unit test engine is configured for this project. Edit .arcconfig ".
	- "to specify a unit test engine.");
	+ 'No unit test engine is configured for this project. Edit .arcconfig '.
	+ 'to specify a unit test engine.');
	}

	$paths = $this->getArgument('paths');
	@@ -128,8 +128,8 @@
	$everything = $this->getArgument('everything');
	if ($everything && $paths) {
	throw new ArcanistUsageException(
	- "You can not specify paths with --everything. The --everything ".
	- "flag runs every test.");
	+ 'You can not specify paths with --everything. The --everything '.
	+ 'flag runs every test.');
	}

	$paths = $this->selectPathsForWorkflow($paths, $rev);
	diff --git a/src/workflow/ArcanistUploadWorkflow.php b/src/workflow/ArcanistUploadWorkflow.php
	--- a/src/workflow/ArcanistUploadWorkflow.php
	+++ b/src/workflow/ArcanistUploadWorkflow.php
	@@ -40,7 +40,7 @@

	protected function didParseArguments() {
	if (!$this->getArgument('paths')) {
	- throw new ArcanistUsageException("Specify one or more files to upload.");
	+ throw new ArcanistUsageException('Specify one or more files to upload.');
	}

	$this->paths = $this->getArgument('paths');
	diff --git a/src/workflow/ArcanistWhichWorkflow.php b/src/workflow/ArcanistWhichWorkflow.php
	--- a/src/workflow/ArcanistWhichWorkflow.php
	+++ b/src/workflow/ArcanistWhichWorkflow.php
	@@ -44,7 +44,7 @@
	public function getArguments() {
	return array(
	'any-status' => array(
	- 'help' => "Show committed and abandoned revisions.",
	+ 'help' => 'Show committed and abandoned revisions.',
	),
	'base' => array(
	'param' => 'rules',
	@@ -115,7 +115,7 @@
	} else if ($repository_api instanceof ArcanistMercurialAPI) {
	$command = "hg diff --rev {$relative}";
	} else {
	- throw new Exception("Unknown VCS!");
	+ throw new Exception('Unknown VCS!');
	}

	echo phutil_console_wrap(

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