/**
* Returns the value of a constant.
*
* @return mixed The value of the constant.
* @throws ClassConstantNotFoundException if the constant is a class constant and if this class cannot be found.
* @throws UndefinedConstantExceptions if the constant isn't defined.
*/
private function getConstant()
{
/* @var \com\mohiva\common\lang\AnnotationToken $token */
if ($this->stream->isNext(AnnotationLexer::T_NS_SEPARATOR)) {
$token = $this->next(AnnotationLexer::T_NS_SEPARATOR);
$constant = $token->getValue();
} else {
$constant = '';
}
$token = $this->next(AnnotationLexer::T_NAME);
$constant .= $token->getValue();
while ($this->stream->isNext(AnnotationLexer::T_NS_SEPARATOR)) {
$token = $this->next(AnnotationLexer::T_NS_SEPARATOR);
$constant .= $token->getValue();
$token = $this->next(AnnotationLexer::T_NAME);
$constant .= $token->getValue();
}
// Get a class constant
$colon = $this->stream->isNext(AnnotationLexer::T_DOUBLE_COLON);
if ($colon && $constant == 'self') {
$constant = $this->context->getClass();
$token = $this->next(AnnotationLexer::T_DOUBLE_COLON);
$constant .= $token->getValue();
$token = $this->next(AnnotationLexer::T_NAME);
$constant .= $token->getValue();
} else {
if ($colon) {
$constant = $this->getFullyQualifiedName($constant);
$token = $this->next(AnnotationLexer::T_DOUBLE_COLON);
$constant .= $token->getValue();
$token = $this->next(AnnotationLexer::T_NAME);
$constant .= $token->getValue();
}
}
try {
return constant($constant);
} catch (ClassNotFoundException $e) {
$snippet = preg_replace('/[\\r\\n\\t]*/', '', substr($this->stream->getSource(), $token->getOffset(), 50));
$message = "The class for constant `{$constant}` cannot be found; ";
$message .= "called in DocBlock for: {$this->context->getLocation()}; ";
$message .= "found at offset `{$token->getOffset()}` near `{$snippet}`";
throw new ClassNotFoundException($message, null, $e);
} catch (Exception $e) {
$snippet = preg_replace('/[\\r\\n\\t]*/', '', substr($this->stream->getSource(), $token->getOffset(), 20));
$message = "The constant `{$constant}` is not defined; ";
$message .= "called in DocBlock for: {$this->context->getLocation()}; ";
$message .= "found at offset `{$token->getOffset()}` near `{$snippet}`";
throw new UndefinedConstantException($message, null, $e);
}
}
/**
* Test if a specified token is the next token.
*
* @param \com\mohiva\common\parser\TokenStream $stream The token stream to use for this test.
* @dataProvider tokenStreamProvider
*/
public function testIsNext(TokenStream $stream)
{
// user.name.split(" ").join("-")
$this->assertTrue($stream->isNext(self::T_POINT));
$stream->next();
$this->assertTrue($stream->isNext(self::T_NAME));
$stream->next();
$this->assertTrue($stream->isNext(self::T_POINT));
$stream->next();
$this->assertTrue($stream->isNext(self::T_NAME));
$stream->next();
$this->assertTrue($stream->isNext(self::T_OPEN_PARENTHESIS));
$stream->next();
$this->assertTrue($stream->isNext(self::T_VALUE));
$this->assertTrue($stream->isNext(self::T_CLOSE_PARENTHESIS, 2));
$this->assertTrue($stream->isNext(self::T_POINT, 3));
$this->assertTrue($stream->isNext(self::T_NAME, 4));
$this->assertTrue($stream->isNext(self::T_OPEN_PARENTHESIS, 5));
$this->assertTrue($stream->isNext(self::T_VALUE, 6));
$this->assertTrue($stream->isNext(self::T_CLOSE_PARENTHESIS, 7));
$this->assertFalse($stream->isNext(self::T_NAME, 8));
}
