/**
* This method parses a single foreach-statement node.
*
* @return PHP_Depend_Code_ASTForeachStatement
* @since 0.9.8
*/
private function _parseForeachStatement()
{
$this->_tokenStack->push();
$token = $this->consumeToken(self::T_FOREACH);
$foreach = $this->builder->buildASTForeachStatement($token->image);
$this->consumeComments();
$this->consumeToken(self::T_PARENTHESIS_OPEN);
$foreach->addChild($this->_parseExpression());
$this->consumeToken(self::T_AS);
$this->consumeComments();
if ($this->tokenizer->peek() === self::T_BITWISE_AND) {
$foreach->addChild($this->_parseVariableOrMemberByReference());
} else {
$foreach->addChild($this->_parseVariableOrConstantOrPrimaryPrefix());
if ($this->tokenizer->peek() === self::T_DOUBLE_ARROW) {
$this->consumeToken(self::T_DOUBLE_ARROW);
$foreach->addChild($this->_parseVariableOrMemberOptionalByReference());
}
}
$this->consumeComments();
$this->consumeToken(self::T_PARENTHESIS_CLOSE);
return $this->_setNodePositionsAndReturn($this->_parseStatementBody($foreach));
}
/**
* This method parses a single foreach-statement node.
*
* @return PHP_Depend_Code_ASTForeachStatement
* @since 0.9.8
*/
private function _parseForeachStatement()
{
$this->_tokenStack->push();
$token = $this->_consumeToken(self::T_FOREACH);
$foreach = $this->_builder->buildASTForeachStatement($token->image);
$this->_consumeComments();
$this->_consumeToken(self::T_PARENTHESIS_OPEN);
// TODO: $foreach->addChild($this->_parseExpression());
if (($expr = $this->_parseOptionalExpression()) != null) {
$foreach->addChild($expr);
}
$this->_consumeToken(self::T_AS);
$this->_consumeComments();
if ($this->_tokenizer->peek() === self::T_BITWISE_AND) {
$foreach->addChild($this->_parseVariableByReference());
} else {
$variable = $this->_parseCompoundVariableOrVariableVariableOrVariable();
$foreach->addChild($variable);
if ($this->_tokenizer->peek() === self::T_DOUBLE_ARROW) {
$this->_consumeToken(self::T_DOUBLE_ARROW);
$foreach->addChild($this->_parseVariableOptionalByReference());
}
}
$this->_consumeComments();
$this->_consumeToken(self::T_PARENTHESIS_CLOSE);
return $this->_setNodePositionsAndReturn($this->_parseStatementBody($foreach));
}