added warning mode to script compiler error handler

components/compiler/errorhandler.cpp

@@ -5,7 +5,7 @@ namespace Compiler
 {
     // constructor
 
-    ErrorHandler::ErrorHandler() : mWarnings (0), mErrors (0) {}
+    ErrorHandler::ErrorHandler() : mWarnings (0), mErrors (0), mWarningsMode (1) {}
 
     // destructor
 
@@ -35,10 +35,15 @@ namespace Compiler
     // Generate a warning message.
 
     void ErrorHandler::warning (const std::string& message, const TokenLoc& loc)
+    {
+        if (mWarningsMode==1)
         {
             ++mWarnings;
             report (message, loc, WarningMessage);
         }
+        else if (mWarningsMode==2)
+            error (message, loc);
+    }
 
     // Generate an error message.
 
@@ -62,4 +67,9 @@ namespace Compiler
     {
         mErrors = mWarnings = 0;
     }
+
+    void ErrorHandler::setWarningsMode (int mode)
+    {
+        mWarningsMode = mode;
+    }
 }

components/compiler/errorhandler.hpp

@@ -16,6 +16,7 @@ namespace Compiler
     {
             int mWarnings;
             int mErrors;
+            int mWarningsMode;
 
         protected:
 
@@ -62,6 +63,9 @@ namespace Compiler
 
             virtual void reset();
             ///< Remove all previous error/warning events
+
+            void setWarningsMode (int mode);
+            ///< // 0 ignore, 1 rate as warning, 2 rate as error
     };
 }