#include <cstring>
#include <msp/core/raii.h>
#include <msp/strings/format.h>
+#include <msp/strings/utils.h>
#include "validate.h"
using namespace std;
void DeclarationValidator::visit(FunctionDeclaration &func)
{
+ string key = func.name+func.signature;
+ map<string, FunctionDeclaration *>::const_iterator i = overloaded_functions.find(key);
+ if(i==overloaded_functions.end())
+ overloaded_functions.insert(make_pair(key, &func));
+ else if(func.return_type_declaration && i->second->return_type_declaration!=func.return_type_declaration)
+ {
+ error(func, format("Conflicting return type '%s' for function '%s'", func.return_type_declaration->name, func.name));
+ if(i->second->return_type_declaration)
+ add_info(*i->second, format("Previously declared as returning '%s'", i->second->return_type_declaration->name));
+ }
+
if(Statement *previous = find_definition(func.name))
{
if(!dynamic_cast<FunctionDeclaration *>(previous))
error(iface, format("Use of unlinked input block '%s'", iface.name));
}
+void ReferenceValidator::visit(FunctionCall &call)
+{
+ if(!call.declaration && !call.constructor)
+ {
+ map<string, FunctionDeclaration *>::iterator i = stage->functions.lower_bound(call.name);
+ if(i!=stage->functions.end() && i->second->name==call.name)
+ {
+ bool valid_types = true;
+ string signature;
+ for(NodeArray<Expression>::const_iterator j=call.arguments.begin(); (valid_types && j!=call.arguments.end()); ++j)
+ {
+ if((*j)->type)
+ append(signature, ", ", (*j)->type->name);
+ else
+ valid_types = false;
+ }
+
+ if(valid_types)
+ error(call, format("No matching overload found for call to '%s(%s)'", call.name, signature));
+ }
+ else
+ error(call, format("Call to undeclared function '%s'", call.name));
+ }
+ TraversingVisitor::visit(call);
+}
+
void ReferenceValidator::visit(VariableDeclaration &var)
{
if(!var.type_declaration)
TraversingVisitor::visit(assign);
}
+void ExpressionValidator::visit(TernaryExpression &ternary)
+{
+ if(ternary.condition->type)
+ {
+ BasicTypeDeclaration *basic_cond = dynamic_cast<BasicTypeDeclaration *>(ternary.condition->type);
+ if(!basic_cond || basic_cond->kind!=BasicTypeDeclaration::BOOL)
+ error(ternary, "Ternary operator condition is not a boolean");
+ else if(!ternary.type && ternary.true_expr->type && ternary.false_expr->type)
+ error(ternary, format("Ternary operator has incompatible types '%s' and '%s'",
+ ternary.true_expr->type->name, ternary.false_expr->type->name));
+ }
+ TraversingVisitor::visit(ternary);
+}
+
void ExpressionValidator::visit(VariableDeclaration &var)
{
if(var.init_expression && var.init_expression->type && var.type_declaration && var.init_expression->type!=var.type_declaration)