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			102 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			102 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "errorhandler.hpp"
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| 
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| namespace Compiler
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| {
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|     ErrorHandler::ErrorHandler()
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|         : mWarnings(0)
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|         , mErrors(0)
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|         , mWarningsMode(1)
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|         , mDowngradeErrors(false)
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|     {
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|     }
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| 
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|     ErrorHandler::~ErrorHandler() = default;
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| 
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|     // Was compiling successful?
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| 
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|     bool ErrorHandler::isGood() const
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|     {
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|         return mErrors == 0;
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|     }
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| 
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|     // Return number of errors
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| 
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|     int ErrorHandler::countErrors() const
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|     {
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|         return mErrors;
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|     }
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| 
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|     // Return number of warnings
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| 
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|     int ErrorHandler::countWarnings() const
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|     {
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|         return mWarnings;
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|     }
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| 
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|     // Generate a warning message.
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| 
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|     void ErrorHandler::warning(const std::string& message, const TokenLoc& loc)
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|     {
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|         if (mWarningsMode == 1 ||
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|             // temporarily change from mode 2 to mode 1 if error downgrading is enabled to
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|             // avoid infinite recursion
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|             (mWarningsMode == 2 && mDowngradeErrors))
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|         {
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|             ++mWarnings;
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|             report(message, loc, WarningMessage);
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|         }
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|         else if (mWarningsMode == 2)
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|             error(message, loc);
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|     }
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| 
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|     // Generate an error message.
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| 
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|     void ErrorHandler::error(const std::string& message, const TokenLoc& loc)
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|     {
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|         if (mDowngradeErrors)
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|         {
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|             warning(message, loc);
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|             return;
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|         }
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| 
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|         ++mErrors;
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|         report(message, loc, ErrorMessage);
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|     }
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| 
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|     // Generate an error message for an unexpected EOF.
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| 
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|     void ErrorHandler::endOfFile()
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|     {
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|         ++mErrors;
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|         report("unexpected end of file", ErrorMessage);
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|     }
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| 
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|     // Remove all previous error/warning events
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| 
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|     void ErrorHandler::reset()
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|     {
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|         mErrors = mWarnings = 0;
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|     }
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| 
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|     void ErrorHandler::setWarningsMode(int mode)
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|     {
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|         mWarningsMode = mode;
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|     }
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| 
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|     void ErrorHandler::downgradeErrors(bool downgrade)
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|     {
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|         mDowngradeErrors = downgrade;
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|     }
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| 
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|     ErrorDowngrade::ErrorDowngrade(ErrorHandler& handler)
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|         : mHandler(handler)
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|     {
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|         mHandler.downgradeErrors(true);
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|     }
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| 
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|     ErrorDowngrade::~ErrorDowngrade()
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|     {
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|         mHandler.downgradeErrors(false);
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|     }
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| 
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| }
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