public function testMixFlagsAndJokers()
{
$expr = new Expression('~^.*abc.*$~is');
$expr->getRegex()->setStartFlag(false)->setEndFlag(false)->setStartJoker(false)->setEndJoker(false);
$this->assertEquals('~abc~is', $expr->render());
$expr->getRegex()->setStartFlag(true)->setEndFlag(true)->setStartJoker(true)->setEndJoker(true);
$this->assertEquals('~^.*abc.*$~is', $expr->render());
}
protected function buildContentFiltering(Command $command, array $contains, $not = false)
{
foreach ($contains as $contain) {
$expr = Expression::create($contain);
$command->add('| xargs -I{} -r grep -I')->add($expr->isCaseSensitive() ? null : '-i')->add($not ? '-L' : '-l')->add('-Ee')->arg($expr->renderPattern())->add('{}');
}
}
/**
* Adds rules that filenames must not match.
*
* You can use patterns (delimited with / sign) or simple strings.
*
* $collection->notPath('/^spec\/')
*
* @param $pattern
*
* @return FilesCollection
*/
public function notPath($pattern)
{
$regex = Expression::create($pattern)->getRegex()->render();
return $this->filter(function (SplFileInfo $file) use($regex) {
return !preg_match($regex, $file->getPath());
});
}
/**
* {@inheritdoc}
*/
protected function buildContentFiltering(Command $command, array $contains, $not = false)
{
foreach ($contains as $contain) {
$expr = Expression::create($contain);
// todo: avoid forking process for each $pattern by using multiple -e options
$command->add('| grep -v \'^$\'')->add('| xargs -I{} grep -I')->add($expr->isCaseSensitive() ? null : '-i')->add($not ? '-L' : '-l')->add('-Ee')->arg($expr->renderPattern())->add('{}');
}
}
/**
* @dataProvider getToRegexData
*/
public function testGlobToRegex($glob, $match, $noMatch)
{
foreach ($match as $m) {
$this->assertRegExp(Expression::create($glob)->getRegex()->render(), $m, '::toRegex() converts a glob to a regexp');
}
foreach ($noMatch as $m) {
$this->assertNotRegExp(Expression::create($glob)->getRegex()->render(), $m, '::toRegex() converts a glob to a regexp');
}
}
/**
* Converts glob to regexp.
*
* PCRE patterns are left unchanged.
* Glob strings are transformed with Glob::toRegex().
*
* @param string $str Pattern: glob or regexp
*
* @return string regexp corresponding to a given glob or regexp
*/
protected function toRegex($str)
{
$value = Expression::create($str);
if ($value->isGlob()) {
$value = $value->getRegex();
if (false === strpos($str, '/')) {
$value->setStartFlag(false);
}
}
return $value->render();
}
/**
* @param ContextInterface|GitCommitMsgContext $context
*/
public function run(ContextInterface $context)
{
$config = $this->getConfiguration();
$commitMessage = $context->getCommitMessage();
foreach ($config['matchers'] as $rule) {
$expression = Expression::create($rule);
$regex = $expression->getRegex();
if ((bool) $config['case_insensitive']) {
$regex->addOption('i');
}
if ((bool) $config['multiline']) {
$regex->addOption('m');
}
if (!preg_match($regex->render(), $commitMessage)) {
throw new RuntimeException(sprintf('The commit message does not match the rule: %s', $rule));
}
}
}
/**
* Checks whether the string is a regex.
*
* @param string $str
*
* @return bool Whether the given string is a regex
*/
protected function isRegex($str)
{
return Expression::create($str)->isRegex();
}
/**
* Converts glob to regexp.
*
* PCRE patterns are left unchanged.
* Glob strings are transformed with Glob::toRegex().
*
* @param string $str Pattern: glob or regexp
*
* @return string regexp corresponding to a given glob or regexp
*/
protected function toRegex($str)
{
return Expression::create($str)->getRegex()->render();
}
private function buildPathsFiltering(Command $command, $dir, array $paths, $not = false)
{
if (0 === count($paths)) {
return;
}
$command->add($not ? '-not' : null)->cmd('(');
foreach ($paths as $i => $path) {
$expr = Expression::create($path);
if ($expr->isGlob() && $expr->getGlob()->isExpandable()) {
$expr = Expression::create($expr->getGlob()->toRegex(false));
}
if ($expr->isRegex()) {
$regex = $expr->getRegex();
$regex->prepend($regex->hasStartFlag() ? preg_quote($dir) . DIRECTORY_SEPARATOR : '.*')->setEndJoker(!$regex->hasEndFlag());
} else {
$expr->prepend('*')->append('*');
}
$command->add($i > 0 ? '-or' : null)->add($expr->isRegex() ? $expr->isCaseSensitive() ? '-regex' : '-iregex' : ($expr->isCaseSensitive() ? '-path' : '-ipath'))->arg($expr->renderPattern());
}
$command->cmd(')');
}
/**
* @dataProvider getRegexRenderingData
*/
public function testRegexRendering($expr, $body)
{
$this->assertEquals($body, Expression::create($expr)->renderPattern());
}
/**
* @param Command $command
* @param string $dir
* @param string[] $paths
* @param Boolean $not
*/
private function buildPathsFiltering(Command $command, $dir, array $paths, $not = false)
{
if (0 === count($paths)) {
return;
}
$command->add($not ? '-not' : null)->cmd('(');
foreach ($paths as $i => $path) {
$expr = Expression::create($path);
// Find does not support expandable globs ("*.{a,b}" syntax).
if ($expr->isGlob() && $expr->getGlob()->isExpandable()) {
$expr = Expression::create($expr->getGlob()->toRegex(false));
}
// Fixes 'not search' regex problems.
if ($expr->isRegex()) {
$regex = $expr->getRegex();
$regex->prepend($regex->hasStartFlag() ? $dir.DIRECTORY_SEPARATOR : '.*')->setEndJoker(!$regex->hasEndFlag());
} else {
$expr->prepend('*')->append('*');
}
$command
->add($i > 0 ? '-or' : null)
->add($expr->isRegex()
? ($expr->isCaseSensitive() ? '-regex' : '-iregex')
: ($expr->isCaseSensitive() ? '-path' : '-ipath')
)
->arg($expr->renderPattern());
}
$command->cmd(')');
}
