/**
* Cleanup a whitespace token.
*
* @param Token $token
*/
private function fixWhitespace(Token $token)
{
$content = $token->getContent();
// if there is more than one new line in the whitespace, then we need to fix it
if (substr_count($content, "\n") > 1) {
// the final bit of the whitespace must be the next statement's indentation
$lines = Utils::splitLines($content);
$token->setContent("\n" . end($lines));
}
}
/**
* {@inheritdoc}
*/
public function process(Tokens $tokens, Token $token, $index)
{
if (!$token->isComment()) {
return;
}
$content = $token->getContent();
$trimmedContent = rtrim($content);
// nothing trimmed, nothing to do
if ($content === $trimmedContent) {
return;
}
$whitespaces = substr($content, strlen($trimmedContent));
$token->setContent($trimmedContent);
if (isset($tokens[$index + 1]) && $tokens[$index + 1]->isWhitespace()) {
$tokens[$index + 1]->setContent($whitespaces . $tokens[$index + 1]->getContent());
} else {
$tokens->insertAt($index + 1, new Token(array(T_WHITESPACE, $whitespaces)));
}
}
/**
* Transforms the heredoc start token to nowdoc notation.
*
* @param Token $token
*/
private function convertToNowdoc(Token $token)
{
$token->setContent(preg_replace('/(?<=^<<<)"?(.*?)"?$/', '\'$1\'', $token->getContent()));
}
/**
* If given token is a single line whitespace then fix it to be a single space.
*
* @param Token $token
*/
private function fixWhitespace(Token $token)
{
if ($token->isWhitespace(" \t")) {
$token->setContent(' ');
}
}
private function fixWhitespace(Token $token)
{
if ($token->isWhitespace() && !$token->isWhitespace(" \t")) {
$token->setContent(rtrim($token->getContent()) . ' ');
}
}
public function testIsEmpty()
{
$braceToken = $this->getBraceToken();
$this->assertFalse($braceToken->isEmpty());
$braceToken->setContent('');
$this->assertTrue($braceToken->isEmpty());
$whitespaceToken = new Token(array(T_WHITESPACE, ' '));
$this->assertFalse($whitespaceToken->isEmpty());
$whitespaceToken->setContent('');
$this->assertTrue($whitespaceToken->isEmpty());
$whitespaceToken->override(array(null, ''));
$this->assertTrue($whitespaceToken->isEmpty());
$whitespaceToken = new Token(array(T_WHITESPACE, ' '));
$whitespaceToken->clear();
$this->assertTrue($whitespaceToken->isEmpty());
}
