/**
* Check if the token is operator
*
* @param Token $token
* @return boolean
*/
public function isOperator(Token $token)
{
if (T_STRING == $token->getType()) {
if (isset($this->byPass[$token->getValue()])) {
return false;
}
return isset($this->operatorsStrings[$token->getValue()]);
}
return isset($this->operators[$token->getType()]);
}
public function testGetters()
{
$token = new Token(Token::IDENTIFIER, 'foobar', 7);
$this->assertNotEquals(Token::TEXT, $token->getType());
$this->assertEquals(Token::IDENTIFIER, $token->getType());
$this->assertNotEquals('foo', $token->getValue());
$this->assertEquals('foobar', $token->getValue());
$this->assertNotEquals(6, $token->getLine());
$this->assertEquals(7, $token->getLine());
}
public function testWithersReturnNewModifiedInstance()
{
$value = 'bob';
$newValue = 'alice';
$type = new TokenType(TokenType::DYNAMIC_ARRAY_TYPE);
$token = new Token($value, $type);
$newToken = $token->withValue($newValue);
$this->assertEquals($value, $token->getValue());
$this->assertEquals($type->getValue(), $token->getType());
$this->assertInstanceOf(Token::class, $newToken);
$this->assertEquals($newValue, $newToken->getValue());
$this->assertEquals($type->getValue(), $newToken->getType());
}
public function addToken(Token $token)
{
switch ($token->getType()) {
// This block is basically a whitelist of token types permissible before
// seeing a T_FUNCTION. If we hit anything else, the docblock isn't
// attached to something we care about.
case T_DOC_COMMENT:
$this->docblock = $token;
// fall through
// fall through
case T_WHITESPACE:
case T_PUBLIC:
case T_PROTECTED:
case T_PRIVATE:
case T_STATIC:
case T_ABSTRACT:
break;
case Token::SINGLE_CHARACTER:
if ($token->is('{')) {
$this->has_started = true;
$this->depth++;
} elseif ($token->is('}')) {
$this->depth--;
}
break;
case T_FUNCTION:
$this->track = false;
break;
case T_STRING:
if (!$this->has_started) {
$this->name = $token->getValue();
}
// fall through
// fall through
default:
if ($this->track) {
$this->no_op = true;
}
break;
}
if ($this->has_started) {
$this->body[] = $token;
} else {
$this->head[] = $token;
}
return $this;
}
public function FromToken(Token $oldToken)
{
$text = $oldToken->getText();
$type = $oldToken->getType();
$line = $oldToken->getLine();
$index = $oldToken->getTokenIndex();
$charPositionInLine = $oldToken->getCharPositionInLine();
$channel = $oldToken->getChannel();
if ($oldToken instanceof CommonToken) {
$start = $oldToken->start;
$stop = $oldToken->stop;
}
$token = new CommonToken(null, $type, $channel, $start, $stop);
$token->text = $text;
$token->line = $line;
$token->index = $index;
$token->charPositionInLine = $charPositionInLine;
return $token;
}
public function addToken(Token $token)
{
switch ($token->getType()) {
case T_WHITESPACE:
break;
case T_VARIABLE:
if ($this->current_th) {
} else {
$this->addProvidedTypehint();
}
break;
default:
$this->current_th .= $token;
break;
}
$this->tokens[] = $token;
if ($token->is(',')) {
$this->argno++;
$this->current_th = '';
}
}
/**
* Given the set of matches, nest them according to their types
*
* @param \ArrayIterator $result Iterator of match results
* @param \SalesforceEng\Breakout\Token $latest Token instance
* @return array Set of nested token instances (arrays)
*/
public function nest(&$result, $latest = null)
{
$container = [];
if (!$result instanceof \ArrayIterator) {
$result = new \ArrayIterator($result);
}
while ($result->valid()) {
$current = new Token($result->current());
$result->next();
if ($current->getType() == 'block') {
// see if we're closing it out
$content = trim($current->getContent());
if ($content !== 'endif' && $content !== 'endfor' && $content !== 'else' && $content !== 'endraw') {
$group = [$current];
$found = $this->nest($result, $current);
$current = array_merge($group, $found);
} else {
if ($latest !== null) {
$latestType = explode(' ', trim($latest->getContent()))[0];
if ($latestType == 'if' && trim($current->getContent()) == 'endif') {
$container[] = $current;
return $container;
} elseif ($latestType == 'for' && trim($current->getContent()) == 'endfor') {
$container[] = $current;
return $container;
} elseif ($latestType == 'raw' && trim($current->getContent()) == 'endraw') {
$container[] = $current;
return $container;
}
}
}
}
$container[] = $current;
}
return $container;
}
/**
* Checks if the given token is a keyword in the current strict mode state
*
* @param Token $token Token to checks
*
* @return bool
*/
public function isStrictModeKeyword($token)
{
return $token->getType() === Token::TYPE_KEYWORD && (in_array($token->getValue(), $this->keywords) || $this->strictMode && in_array($token->getValue(), $this->strictModeKeywords));
}
protected function shouldSkipToken(Token $t)
{
return $t->getType() === 'e';
}
protected function procAssignment(Token $token)
{
$this->debug(__METHOD__, __LINE__, "identifier: {$token->getValue()}");
// Validate the leftside
if ($token->getType() != TokenType::IDENTIFIER) {
throw new SyntaxException($token->getLine(), $token->getColumn() - mb_strlen($token->getValue()) + 1, "Invalid assignment identifier: '{$token->getValue()}'", __FILE__, __LINE__);
}
$name = $token->getValue();
$token = $this->getToken();
// Validate the operator
switch ($token->getType()) {
case TokenType::SYMBOL:
switch ($token->getValue()) {
case ';':
if (!$this->memory->hasVar($name)) {
throw new SyntaxException($token->getLine(), $token->getColumn() - mb_strlen($name) + 1, "Unknown identifier: '{$name}'", __FILE__, __LINE__);
}
// Do nothing :\
return;
break;
case '=':
// allow =
break;
case '++':
case '--':
// allow ++ and --
break;
default:
throw new SyntaxException($token->getLine(), $token->getColumn() - mb_strlen($token->getValue()) + 1, "Invalid assignment operator: '{$token->getValue()}'", __FILE__, __LINE__);
}
break;
default:
throw new SyntaxException($token->getLine(), $token->getColumn() - mb_strlen($token->getValue()) + 1, "Invalid assignment operator: '{$token->getValue()}'", __FILE__, __LINE__);
}
$operator = $token->getValue();
// Evaluate the rightside
$type = $this->evalExp($value);
// Perform action
switch ($operator) {
case '=':
$this->memory->setVar($name, $value, $type);
break;
case '++':
// number only
// number only
case '--':
if (!$this->memory->hasVar($name)) {
throw new SyntaxException($token->getLine(), $token->getColumn(), "Unknown identifier: '{$name}'", __FILE__, __LINE__);
}
$value = $this->memory->getVar($name);
if ($operator == '++') {
$newval = intval($value + 1);
} else {
$newval = intval($value - 1);
}
$this->memory->setVar($name, $newval, $type);
break;
default:
throw new SyntaxException($token->getLine(), $token->getColumn() - mb_strlen($operator) + 1, "Unknown operator: '{$operator}'", __FILE__, __LINE__);
break;
}
}
protected function buildNumberToken(Token $token, Character $char)
{
$token->setType(TokenType::INTEGER);
$buffer = '';
do {
$buffer .= $char->getValue();
try {
$char = $this->getCharacter();
} catch (EofException $e) {
throw new SyntaxException($char->getLine(), $char->getColumn() - mb_strlen($buffer) + 1, "Found EOF reading number: '{$buffer}'", __FILE__, __LINE__);
}
} while ($char->isNumber() || $char->getValue() == '.');
$this->ungetCharacter();
// If number contains a period, is a FLOAT
if (mb_strpos($buffer, '.') !== FALSE) {
$token->setType(TokenType::FLOAT);
// If period is not followed by numbers
if (mb_substr($buffer, -1) == '.') {
throw new SyntaxException($token->getLine(), $token->getColumn(), "Invalid FLOAT value: '{$buffer}'", __FILE__, __LINE__);
}
}
switch ($token->getType()) {
case TokenType::FLOAT:
$token->setValue(floatval($buffer));
break;
case TokenType::INTEGER:
$token->setValue(intval($buffer));
break;
default:
throw new SyntaxException($char->getLine(), $char->getColumn(), 'Unknown number token type: "' . $buffer . '"', __FILE__, __LINE__);
break;
}
return $token;
}
/**
* Equals
*
* @param \PHP\Manipulator\Token $token
* @return boolean
*/
public function equals(Token $token, $strict = false)
{
$match = false;
if ($this->getType() === $token->getType() && $this->getValue() === $token->getValue()) {
$match = true;
}
if (true === $strict && $this->_linenumber !== $token->getLinenumber()) {
$match = false;
}
return $match;
}