/**
* Parse the operand.
*
* @return Node The node object for the operand.
* @throws SyntaxErrorException if no operand parser can be found for
* the current token.
*/
private function parseOperand()
{
/* @var Token $token */
$token = $this->stream->current();
try {
/* @var Operand $operand */
$operand = $this->operandTable->getOperand($token);
} catch (InvalidIdentifierException $e) {
$message = "Cannot find operand parser for token `{$token->getValue()}`";
throw new SyntaxErrorException($message, 0, $e);
}
return $operand->parse($this->grammar, $this->stream);
}
/**
* Test if the `getOperand` method throws an exception if no operand for the given identifier exists.
*
* @expectedException \com\mohiva\pyramid\exceptions\InvalidIdentifierException
*/
public function testGetOperandThrowsException()
{
$token = new Token(1, 1, 1);
$table = new OperandTable();
$table->getOperand($token);
}
