static ExpressionPtr makeIsNull(AnalysisResultConstPtr ar,
LocationPtr loc, ExpressionPtr exp,
bool invert) {
/* Replace "$x === null" with an is_null call; this requires slightly
* less work at runtime. */
ExpressionListPtr expList =
ExpressionListPtr(new ExpressionList(exp->getScope(), loc));
expList->insertElement(exp);
SimpleFunctionCallPtr call
(new SimpleFunctionCall(exp->getScope(), loc,
"is_null", false, expList, ExpressionPtr()));
call->setValid();
call->setActualType(Type::Boolean);
call->setupScopes(ar);
ExpressionPtr result(call);
if (invert) {
result = ExpressionPtr(new UnaryOpExpression(
exp->getScope(), loc,
result, '!', true));
}
return result;
}
static ExpressionPtr makeIsNull(LocationPtr loc, ExpressionPtr exp,
bool invert) {
/* Replace "$x === null" with an is_null call; this requires slightly
* less work at runtime. */
ExpressionListPtr expList =
ExpressionListPtr(new ExpressionList(loc,
Expression::KindOfExpressionList));
expList->insertElement(exp);
SimpleFunctionCallPtr call
(new SimpleFunctionCall(loc, Expression::KindOfSimpleFunctionCall,
"is_null", expList, ExpressionPtr()));
call->setValid();
call->setActualType(Type::Boolean);
ExpressionPtr result(call);
if (invert) {
result = ExpressionPtr(new UnaryOpExpression(
loc, Expression::KindOfUnaryOpExpression,
result, '!', true));
}
return result;
}
ExpressionPtr AssignmentExpression::makeIdCall(AnalysisResultPtr ar) {
ExpressionListPtr arg =
ExpressionListPtr(new ExpressionList(getLocation(),
Expression::KindOfExpressionList));
arg->insertElement(m_value);
SimpleFunctionCallPtr result =
SimpleFunctionCallPtr(
new SimpleFunctionCall(getLocation(),
Expression::KindOfSimpleFunctionCall,
"id", arg, NULL));
result->setFunctionAndClassScope(ar->findHelperFunction("id"),
ClassScopePtr());
result->setValid();
result->setNoPrefix();
result->setActualType(m_value->getActualType());
result->setExpectedType(m_expectedType);
return result;
}