/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->reset();
$macros = [];
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === \Twig_Token::NAME_TYPE && $token->getValue() === 'import') {
while ($tokens->getCurrent()->getValue() !== 'as') {
$tokens->next();
}
$tokens->next();
while (in_array($tokens->getCurrent()->getType(), [\Twig_Token::NAME_TYPE, \Twig_Token::PUNCTUATION_TYPE, Token::WHITESPACE_TYPE])) {
$next = $tokens->getCurrent();
if ($next->getType() === \Twig_Token::NAME_TYPE) {
$macros[$next->getValue()] = $next;
}
$tokens->next();
}
} elseif ($token->getType() === \Twig_Token::NAME_TYPE && array_key_exists($token->getValue(), $macros)) {
unset($macros[$token->getValue()]);
}
$tokens->next();
}
foreach ($macros as $name => $originalToken) {
$this->addViolation($tokens->getFilename(), $originalToken->getLine(), $originalToken->getColumn(), sprintf('Unused macro "%s".', $name));
}
return $this->violations;
}
/**
* @throws \Twig_Error_Syntax
* @param $filename
* @param \Twig_TokenStream $stream
*/
private function getAssetFromStream($filename, \Twig_TokenStream $stream)
{
$this->expect($filename, $stream->next(), \Twig_Token::PUNCTUATION_TYPE, '(');
$token = $stream->next();
$this->expect($filename, $token, \Twig_Token::STRING_TYPE);
$this->expect($filename, $stream->next(), \Twig_Token::PUNCTUATION_TYPE, ')');
return $token->getValue();
}
/**
* @expectedException Twig_Error_Syntax
* @expectedMessage Unexpected end of template
*/
public function testEndOfTemplateLook()
{
$stream = new Twig_TokenStream(array(new Twig_Token(Twig_Token::BLOCK_START_TYPE, 1, 1)));
while (!$stream->isEOF()) {
$stream->look();
$stream->next();
}
}
/**
* Método que revisa cada l�nea de la plantilla
* @param \Twig_TokenStream $stream
* @return \Twig_TokenStream
*/
protected function checkTemplateLine(\Twig_TokenStream $stream)
{
$value = $stream->getCurrent();
switch ($value->getType()) {
case \Twig_Token::STRING_TYPE:
$this->values[] = $this->parser->getExpressionParser()->parseExpression();
break;
case \Twig_Token::BLOCK_END_TYPE:
$this->end = true;
$stream->next();
break;
default:
$stream->next();
break;
}
return $stream;
}
public function testNext()
{
$stream = new Twig_TokenStream(self::$tokens);
$repr = array();
while (!$stream->isEOF()) {
$token = $stream->next();
$repr[] = $token->getValue();
}
$this->assertEquals('1, 2, 3, 4, 5, 6, 7', implode(', ', $repr), '->next() advances the pointer and returns the current token');
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->reset();
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === \Twig_Token::NAME_TYPE && preg_match('/[A-Z]/', $token->getValue())) {
if ($tokens->look(Lexer::PREVIOUS_TOKEN)->getType() === Token::WHITESPACE_TYPE && $tokens->look(-2)->getValue() === 'set') {
$this->addViolation($tokens->getFilename(), $token->getLine(), $token->getColumn(), sprintf('The "%s" variable should be in lower case (use _ as a separator).', $token->getValue()));
}
}
$tokens->next();
}
return $this->violations;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->reset();
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === Token::NEWLINE_TYPE && $tokens->look(-1)->getType() === Token::WHITESPACE_TYPE || $token->getType() === Token::TEXT_TYPE) {
if (preg_match("/[[:blank:]]+\n/", $token->getValue())) {
$this->addViolation($tokens->getFilename(), $token->getLine(), $token->getColumn(), 'A line should not end with blank space(s).');
}
}
$tokens->next();
}
return $this->violations;
}
public function testRewind()
{
$stream = new Twig_TokenStream(self::$tokens, '', false);
$this->assertEquals(2, $stream->look()->getValue(), '->look() returns the next token');
$this->assertEquals(3, $stream->look()->getValue(), '->look() can be called several times to look more than one upcoming token');
$this->assertEquals(4, $stream->look()->getValue(), '->look() can be called several times to look more than one upcoming token');
$this->assertEquals(5, $stream->look()->getValue(), '->look() can be called several times to look more than one upcoming token');
$stream->rewind();
$repr = array();
while (!$stream->isEOF()) {
$token = $stream->next(false);
$repr[] = $token->getValue();
}
$this->assertEquals('1, 2, 3, 4, 5, 6, 7', implode(', ', $repr), '->rewind() pushes all pushed tokens to the token array');
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->reset();
$variables = [];
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === \Twig_Token::NAME_TYPE) {
if ($tokens->look(Lexer::PREVIOUS_TOKEN)->getType() === Token::WHITESPACE_TYPE && $tokens->look(-2)->getValue() === 'set') {
$variables[$token->getValue()] = $token;
} else {
unset($variables[$token->getValue()]);
}
}
$tokens->next();
}
foreach ($variables as $name => $originalToken) {
$this->addViolation($tokens->getFilename(), $originalToken->getLine(), $originalToken->getColumn(), sprintf('Unused variable "%s".', $name));
}
return $this->violations;
}
/**
* @param \Twig_TokenStream $stream
* @param int $lineno
* @return WebpackInlineNode
* @throws \Twig_Error_Syntax
*/
private function parseInline(\Twig_TokenStream $stream, $lineno)
{
if ($stream->test(\Twig_Token::NAME_TYPE)) {
$stream->next();
}
$stream->expect(\Twig_Token::BLOCK_END_TYPE);
$this->parser->subparse(function ($token) {
return $token->test(['end' . $this->getTag()]);
}, true);
$stream->expect(\Twig_Token::BLOCK_END_TYPE);
$file = $this->parser->getEnvironment()->getLoader()->getCacheKey($stream->getFilename());
if (!isset($this->inline_blocks[$file])) {
$this->inline_blocks[$file] = 0;
}
$file_name = md5($file . $this->inline_blocks[$file]) . '.js';
$assets = $this->extension->webpackAsset('cache.' . $file_name);
$this->inline_blocks[$file]++;
return new WebpackInlineNode(['js_file' => $assets['js'], 'css_file' => $assets['css']], $lineno, $this->getTag());
}
/**
* Get value from stream
*
* @param \Twig_TokenStream $stream
* @param bool $isBool
*
* @return bool|string
*/
protected function parseValue(\Twig_TokenStream $stream, $isBool = true)
{
$stream->next();
$stream->expect(\Twig_Token::OPERATOR_TYPE, '=');
if ($isBool) {
return 'true' == $stream->expect(\Twig_Token::NAME_TYPE, ['true', 'false'])->getValue();
}
return $stream->expect(\Twig_Token::STRING_TYPE)->getValue();
}
/**
* Get string value from stream
*
* @param \Twig_TokenStream $stream
* @return string
*/
protected function parseStringValue(\Twig_TokenStream $stream)
{
$stream->next();
$stream->expect(\Twig_Token::OPERATOR_TYPE, '=');
return $stream->expect(\Twig_Token::STRING_TYPE)->getValue();
}
$repr = array();
while (!$stream->isEOF()) {
$token = $stream->next();
$repr[] = $token->getValue();
}
$t->is(implode(', ', $repr), '1, 2, 3, 4, 5, 6, 7', '->look() pushes the token to the stack');
$stream = new Twig_TokenStream($tokens, '', false);
$t->is($stream->look()->getValue(), 2, '->look() returns the next token');
$t->is($stream->look()->getValue(), 3, '->look() can be called several times to look more than one upcoming token');
$t->is($stream->look()->getValue(), 4, '->look() can be called several times to look more than one upcoming token');
$t->is($stream->look()->getValue(), 5, '->look() can be called several times to look more than one upcoming token');
$repr = array();
while (!$stream->isEOF()) {
$token = $stream->next();
$repr[] = $token->getValue();
}
$t->is(implode(', ', $repr), '1, 2, 3, 4, 5, 6, 7', '->look() pushes the token to the stack');
// ->rewind()
$t->diag('->rewind()');
$stream = new Twig_TokenStream($tokens, '', false);
$t->is($stream->look()->getValue(), 2, '->look() returns the next token');
$t->is($stream->look()->getValue(), 3, '->look() can be called several times to look more than one upcoming token');
$t->is($stream->look()->getValue(), 4, '->look() can be called several times to look more than one upcoming token');
$t->is($stream->look()->getValue(), 5, '->look() can be called several times to look more than one upcoming token');
$stream->rewind();
$repr = array();
while (!$stream->isEOF()) {
$token = $stream->next(false);
$repr[] = $token->getValue();
}
$t->is(implode(', ', $repr), '1, 2, 3, 4, 5, 6, 7', '->rewind() pushes all pushed tokens to the token array');
/**
* Helper method for the common operation of grabbing the next boolean value
* from the stream
*
* @param \Twig_TokenStream $stream
* @param string $optionName
* @return string
*/
protected function getNextExpectedBoolValueFromStream(\Twig_TokenStream $stream, $optionName)
{
$stream->next();
$stream->expect(\Twig_Token::PUNCTUATION_TYPE);
$expr = $this->parser->getExpressionParser()->parseExpression();
if (!$expr instanceof \Twig_Node_Expression_Constant || !is_bool($expr->getAttribute('value'))) {
throw new SyntaxException(sprintf('The %s option must be boolean true or false (i.e. %s:false)', $optionName, $optionName), $stream->getCurrent()->getLine(), $stream->getFilename());
}
return $expr->getAttribute('value');
}
protected function getTwigArgument(\Twig_TokenStream $stream)
{
$buffer = "";
// 1. Move to open bracket
while (!$stream->isEOF()) {
if ($stream->next()->getValue() === '(') {
break;
}
}
// 2. Fetch until close bracket
while (!$stream->isEOF()) {
$token = $stream->next()->getValue();
if ($token === ')' || $token === ',') {
break;
}
$buffer .= $token;
}
return $buffer;
}
