/**
* {@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;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
$ternaryDepth = 0;
$closingTokens = [];
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getValue() === '?' && $token->getType() === \Twig_Token::PUNCTUATION_TYPE) {
// Memorize where is the closing ":" punctuation to validate spacing later.
$closingTokens[] = $this->seekTernaryElse($tokens);
$next = $tokens->look(Lexer::NEXT_TOKEN);
if ($next->getValue() !== ':') {
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spacing);
}
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spacing);
}
if (in_array($token, $closingTokens)) {
$previous = $tokens->look(Lexer::PREVIOUS_TOKEN);
if ($previous->getValue() !== '?') {
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spacing);
}
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spacing);
}
$tokens->next();
}
return $this->violations;
}
/**
* @param \Twig_TokenStream $tokens
* @param integer $position
* @param message $target
* @param boolean $acceptNewLines
*/
protected function assertSpacing(\Twig_TokenStream $tokens, $position, $spacing, $acceptNewLines = true)
{
$current = $tokens->getCurrent();
$token = $tokens->look($position);
$orientation = round($position / abs($position));
$positionName = $orientation > 0 ? 'after' : 'before';
if ($this->whitelist && !$this->whitelist->pass($tokens, $orientation)) {
return;
}
if ($acceptNewLines && $token->getType() == Token::NEWLINE_TYPE) {
return;
}
// special case of no spaces allowed.
if ($spacing === 0) {
if ($token->getType() === Token::WHITESPACE_TYPE) {
$this->addViolation($tokens->getFilename(), $current->getLine(), $current->getColumn(), sprintf('There should be no space %s "%s".', $positionName, $current->getValue()));
}
if ($token->getType() === Token::NEWLINE_TYPE) {
$this->addViolation($tokens->getFilename(), $current->getLine(), $current->getColumn(), sprintf('There should be no new line %s "%s".', $positionName, $current->getValue()));
}
return;
}
if ($token->getType() !== Token::WHITESPACE_TYPE || strlen($token->getValue()) < $spacing) {
$this->addViolation($tokens->getFilename(), $current->getLine(), $current->getColumn(), sprintf('There should be %d space(s) %s "%s".', $spacing, $positionName, $current->getValue()));
}
if ($token->getType() === Token::WHITESPACE_TYPE && strlen($token->getValue()) > $spacing) {
$this->addViolation($tokens->getFilename(), $current->getLine(), $current->getColumn(), sprintf('More than %d space(s) found %s "%s".', $spacing, $positionName, $current->getValue()));
}
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
$arrayDepth = 0;
$skip = false;
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === \Twig_Token::PUNCTUATION_TYPE && $token->getValue() === '(') {
$skip = true;
// Ignore function arguments or embedded expressions (eg. [ func(1, 2) ] )
// This prevents this rule from having influence on arguments spacing.
}
if ($token->getType() === \Twig_Token::PUNCTUATION_TYPE && $token->getValue() === '?') {
$skip = true;
}
if ($token->getValue() === '[' && $token->getType() === \Twig_Token::PUNCTUATION_TYPE) {
if ($tokens->look(-1)->getType() === \Twig_Token::NAME_TYPE) {
break;
// This is not an array declaration, but an array access ( eg. : foo[1] )
}
$arrayDepth++;
$skip = false;
// We entered a new array or hash, from now on do not skip anything.
}
if ($token->getValue() === ']' && $token->getType() === \Twig_Token::PUNCTUATION_TYPE) {
$arrayDepth--;
}
if (!$skip && $arrayDepth > 0 && $token->getType() === \Twig_Token::PUNCTUATION_TYPE && $token->getValue() === ',') {
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spaceAfter);
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spaceBefore, false);
}
$tokens->next();
}
return $this->violations;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === \Twig_Token::PUNCTUATION_TYPE && in_array($token->getValue(), $this->punctuations)) {
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spacing);
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spacing);
}
$tokens->next();
}
return $this->violations;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
$watchList = array_keys(self::CHECKS);
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if (in_array($token->getType(), $watchList)) {
$checks = self::CHECKS[$token->getType()];
$this->assertSpacing($tokens, $checks[0], $checks[1]);
}
$tokens->next();
}
return $this->violations;
}
/**
* {@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;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getType() === \Twig_Token::OPERATOR_TYPE && in_array($token->getValue(), $this->operators)) {
// allows unary operators to be next to an opening parenthesis.
if (!($this->isUnary($token->getValue()) && $tokens->look(-1)->getValue() == '(')) {
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spacing);
}
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spacing);
}
$tokens->next();
}
return $this->violations;
}
/**
* @param \Twig_TokenStream $stream
* @param int $lineno
* @param string $export_type
* @return WebpackNode
* @throws \Twig_Error_Syntax
*/
private function parseType(\Twig_TokenStream $stream, $lineno, $export_type)
{
$files = [];
while (!$stream->isEOF() && !$stream->getCurrent()->test(\Twig_Token::BLOCK_END_TYPE)) {
$asset = $stream->expect(\Twig_Token::STRING_TYPE)->getValue();
if (false === ($file = $this->extension->webpackAsset($asset)[$export_type])) {
continue;
}
$files[] = $file;
}
$stream->expect(\Twig_Token::BLOCK_END_TYPE);
$body = $this->parser->subparse(function ($token) {
return $token->test(['end' . $this->getTag()]);
}, true);
$stream->expect(\Twig_Token::BLOCK_END_TYPE);
return new WebpackNode([$body], ['files' => $files], $lineno, $this->getTag());
}
/**
* 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;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
$sliceOpened = false;
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getValue() === '[' && $tokens->look(-1)->getType() === \Twig_Token::NAME_TYPE) {
$sliceOpened = true;
}
if ($sliceOpened > 0 && $token->getValue() === ':') {
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spaces);
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spaces, false);
}
if ($token->getValue() === ']') {
$sliceOpened = false;
}
$tokens->next();
}
return $this->violations;
}
/**
* {@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;
}
/**
* {@inheritdoc}
*/
public function check(\Twig_TokenStream $tokens)
{
$this->violations = [];
while (!$tokens->isEOF()) {
$token = $tokens->getCurrent();
if ($token->getValue() === '(' && $token->getType() === \Twig_Token::PUNCTUATION_TYPE) {
$this->assertSpacing($tokens, Lexer::NEXT_TOKEN, $this->spacing);
// Space allowed if previous token is not a function name.
// Space also allowed in case of control structure
if ($tokens->look(-2)->getType() === \Twig_Token::NAME_TYPE) {
$value = $tokens->look(-2)->getValue();
$spacing = in_array($value, ['if', 'elseif', 'in']) ? $this->controlStructureSpacing : $this->spacing;
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $spacing);
}
}
if ($token->getValue() === ')' && $token->getType() === \Twig_Token::PUNCTUATION_TYPE && $tokens->look(Lexer::PREVIOUS_TOKEN)->getType() === Token::WHITESPACE_TYPE) {
$this->assertSpacing($tokens, Lexer::PREVIOUS_TOKEN, $this->spacing);
}
$tokens->next();
}
return $this->violations;
}
/**
* @param \Twig_TokenStream $stream
*
* @throws \Twig_Error_Syntax
*/
private function throwSyntaxError(\Twig_TokenStream $stream)
{
$token = $stream->getCurrent();
throw new \Twig_Error_Syntax(sprintf('Unexpected token "%s" of value "%s"', \Twig_Token::typeToEnglish($token->getType()), $token->getValue()), $token->getLine(), $stream->getFilename());
}
/**
* 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');
}