fixed Parser which incorrectly treated ((( as function
This commit is contained in:
parent
d344407636
commit
6ccf7a7ac7
@ -507,13 +507,14 @@ class Parser
|
|||||||
*/
|
*/
|
||||||
private function isFunction()
|
private function isFunction()
|
||||||
{
|
{
|
||||||
|
$lookaheadType = $this->lexer->lookahead['type'];
|
||||||
$peek = $this->lexer->peek();
|
$peek = $this->lexer->peek();
|
||||||
$nextpeek = $this->lexer->peek();
|
$nextpeek = $this->lexer->peek();
|
||||||
|
|
||||||
$this->lexer->resetPeek();
|
$this->lexer->resetPeek();
|
||||||
|
|
||||||
// We deny the COUNT(SELECT * FROM User u) here. COUNT won't be considered a function
|
// We deny the COUNT(SELECT * FROM User u) here. COUNT won't be considered a function
|
||||||
return ($peek['type'] === Lexer::T_OPEN_PARENTHESIS && $nextpeek['type'] !== Lexer::T_SELECT);
|
return ($lookaheadType >= Lexer::T_IDENTIFIER && $peek['type'] === Lexer::T_OPEN_PARENTHESIS && $nextpeek['type'] !== Lexer::T_SELECT);
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
@ -1786,9 +1787,10 @@ class Parser
|
|||||||
public function ScalarExpression()
|
public function ScalarExpression()
|
||||||
{
|
{
|
||||||
$lookahead = $this->lexer->lookahead['type'];
|
$lookahead = $this->lexer->lookahead['type'];
|
||||||
|
$peek = $this->lexer->glimpse();
|
||||||
|
|
||||||
switch ($lookahead) {
|
switch (true) {
|
||||||
case Lexer::T_IDENTIFIER:
|
case ($lookahead === Lexer::T_IDENTIFIER && $peek['type'] === Lexer::T_DOT):
|
||||||
$this->lexer->peek(); // lookahead => '.'
|
$this->lexer->peek(); // lookahead => '.'
|
||||||
$this->lexer->peek(); // lookahead => token after '.'
|
$this->lexer->peek(); // lookahead => token after '.'
|
||||||
$peek = $this->lexer->peek(); // lookahead => token after the token after the '.'
|
$peek = $this->lexer->peek(); // lookahead => token after the token after the '.'
|
||||||
@ -1800,47 +1802,55 @@ class Parser
|
|||||||
|
|
||||||
return $this->StateFieldPathExpression();
|
return $this->StateFieldPathExpression();
|
||||||
|
|
||||||
case Lexer::T_INTEGER:
|
case ($lookahead === Lexer::T_INTEGER):
|
||||||
case Lexer::T_FLOAT:
|
case ($lookahead === Lexer::T_FLOAT):
|
||||||
return $this->SimpleArithmeticExpression();
|
return $this->SimpleArithmeticExpression();
|
||||||
|
|
||||||
case Lexer::T_STRING:
|
case ($lookahead === Lexer::T_STRING):
|
||||||
return $this->StringPrimary();
|
return $this->StringPrimary();
|
||||||
|
|
||||||
case Lexer::T_TRUE:
|
case ($lookahead === Lexer::T_TRUE):
|
||||||
case Lexer::T_FALSE:
|
case ($lookahead === Lexer::T_FALSE):
|
||||||
$this->match($lookahead);
|
$this->match($lookahead);
|
||||||
|
|
||||||
return new AST\Literal(AST\Literal::BOOLEAN, $this->lexer->token['value']);
|
return new AST\Literal(AST\Literal::BOOLEAN, $this->lexer->token['value']);
|
||||||
|
|
||||||
case Lexer::T_INPUT_PARAMETER:
|
case ($lookahead === Lexer::T_INPUT_PARAMETER):
|
||||||
return $this->InputParameter();
|
return $this->InputParameter();
|
||||||
|
|
||||||
case Lexer::T_CASE:
|
case ($lookahead === Lexer::T_CASE):
|
||||||
case Lexer::T_COALESCE:
|
case ($lookahead === Lexer::T_COALESCE):
|
||||||
case Lexer::T_NULLIF:
|
case ($lookahead === Lexer::T_NULLIF):
|
||||||
// Since NULLIF and COALESCE can be identified as a function,
|
// Since NULLIF and COALESCE can be identified as a function,
|
||||||
// we need to check if before check for FunctionDeclaration
|
// we need to check if before check for FunctionDeclaration
|
||||||
return $this->CaseExpression();
|
return $this->CaseExpression();
|
||||||
|
|
||||||
default:
|
case ($this->isFunction()):
|
||||||
if ( ! ($this->isFunction() || $this->isAggregateFunction($lookahead))) {
|
|
||||||
$this->syntaxError();
|
|
||||||
}
|
|
||||||
|
|
||||||
// We may be in an ArithmeticExpression (find the matching ")" and inspect for Math operator)
|
|
||||||
$this->lexer->peek(); // "("
|
$this->lexer->peek(); // "("
|
||||||
$peek = $this->peekBeyondClosingParenthesis();
|
|
||||||
|
|
||||||
if ($this->isMathOperator($peek)) {
|
switch (true) {
|
||||||
|
case ($this->isMathOperator($this->peekBeyondClosingParenthesis())):
|
||||||
|
// SUM(u.id) + COUNT(u.id)
|
||||||
return $this->SimpleArithmeticExpression();
|
return $this->SimpleArithmeticExpression();
|
||||||
}
|
break;
|
||||||
|
|
||||||
if ($this->isAggregateFunction($this->lexer->lookahead['type'])) {
|
case ($this->isAggregateFunction($this->lexer->lookahead['type'])):
|
||||||
return $this->AggregateExpression();
|
return $this->AggregateExpression();
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
// IDENTITY(u)
|
||||||
|
return $this->FunctionDeclaration();
|
||||||
|
break;
|
||||||
}
|
}
|
||||||
|
|
||||||
return $this->FunctionDeclaration();
|
break;
|
||||||
|
|
||||||
|
case ($lookahead === Lexer::T_OPEN_PARENTHESIS):
|
||||||
|
return $this->SimpleArithmeticExpression();
|
||||||
|
|
||||||
|
default:
|
||||||
|
$this->syntaxError();
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user