public function testInvalidBooleanValuesShouldReturnFalse()
{
$validator = new BoolType();
$this->assertFalse($validator->__invoke(''));
$this->assertFalse($validator->__invoke('foo'));
$this->assertFalse($validator->__invoke(123123));
$this->assertFalse($validator->__invoke(new \stdClass()));
$this->assertFalse($validator->__invoke(array()));
$this->assertFalse($validator->__invoke(1));
$this->assertFalse($validator->__invoke(0));
$this->assertFalse($validator->__invoke(null));
}
/**
* @param Node $node
* A node to check types on
*
* @return UnionType
* The resulting type(s) of the binary operation
*/
private function visitBinaryOpCommon(Node $node)
{
$left = UnionType::fromNode($this->context, $this->code_base, $node->children['left']);
$right = UnionType::fromNode($this->context, $this->code_base, $node->children['right']);
if (!$left->genericArrayElementTypes()->isEmpty() && $left->nonGenericArrayTypes()->isEmpty() && !$right->canCastToUnionType(ArrayType::instance()->asUnionType())) {
Issue::maybeEmit($this->code_base, $this->context, Issue::TypeComparisonFromArray, $node->lineno ?? 0, (string) $right);
} elseif (!$right->genericArrayElementTypes()->isEmpty() && $right->nonGenericArrayTypes()->isEmpty() && !$left->canCastToUnionType(ArrayType::instance()->asUnionType())) {
// and the same for the left side
Issue::maybeEmit($this->code_base, $this->context, Issue::TypeComparisonToArray, $node->lineno ?? 0, (string) $left);
}
return BoolType::instance()->asUnionType();
}
/**
* @param Node $node
* A node to check types on
*
* @return UnionType
* The resulting type(s) of the binary operation
*/
private function visitBinaryOpCommon(Node $node)
{
$left = UnionType::fromNode($this->context, $this->code_base, $node->children['left']);
$right = UnionType::fromNode($this->context, $this->code_base, $node->children['right']);
if (!$left->genericArrayElementTypes()->isEmpty() && $left->nonGenericArrayTypes()->isEmpty() && !$right->canCastToUnionType(ArrayType::instance()->asUnionType())) {
Log::err(Log::ETYPE, "array to {$right} comparison", $this->context->getFile(), $node->lineno);
} else {
if (!$right->genericArrayElementTypes()->isEmpty() && $right->nonGenericArrayTypes()->isEmpty() && !$left->canCastToUnionType(ArrayType::instance()->asUnionType())) {
// and the same for the right side
Log::err(Log::ETYPE, "{$left} to array comparison", $this->context->getFile(), $node->lineno);
}
}
return BoolType::instance()->asUnionType();
}
/**
* Visit a node with kind `\ast\AST_UNARY_OP`
*
* @param Node $node
* A node of the type indicated by the method name that we'd
* like to figure out the type that it produces.
*
* @return UnionType
* The set of types that are possibly produced by the
* given node
*/
public function visitUnaryOp(Node $node) : UnionType
{
// Shortcut some easy operators
switch ($node->flags) {
case \ast\flags\UNARY_BOOL_NOT:
return BoolType::instance()->asUnionType();
}
return UnionType::fromNode($this->context, $this->code_base, $node->children['expr']);
}
public function testFromStringWithBool()
{
$this->assertSame(BoolType::getInstance(), MixedType::fromString("bool"));
}