BeginCatchBlock()

virtual void System.Reflection.Emit.ILGenerator.BeginCatchBlock ( Type exceptionType )

inlinevirtual

Reimplemented in System.Reflection.Emit.DynamicILGenerator.

Definition at line 821 of file ILGenerator.cs.

    {
        if (m_currExcStackCount == 0)
        {
            throw new NotSupportedException(SR.Argument_NotInExceptionBlock);
        }
        __ExceptionInfo _ExceptionInfo = m_currExcStack[m_currExcStackCount - 1];
        if (_ExceptionInfo.GetCurrentState() == 1)
        {
            if (exceptionType != null)
            {
                throw new ArgumentException(SR.Argument_ShouldNotSpecifyExceptionType);
            }
            Emit(OpCodes.Endfilter);
        }
        else
        {
            if (exceptionType == null)
            {
                throw new ArgumentNullException("exceptionType");
            }
            Emit(OpCodes.Leave, _ExceptionInfo.GetEndLabel());
        }
        _ExceptionInfo.MarkCatchAddr(m_length, exceptionType);
    }

References System.SR.Argument_NotInExceptionBlock, System.SR.Argument_ShouldNotSpecifyExceptionType, System.Reflection.Emit.OpCodes.Endfilter, System.Reflection.Emit.__ExceptionInfo.GetCurrentState(), System.Reflection.Emit.__ExceptionInfo.GetEndLabel(), System.Reflection.Emit.OpCodes.Leave, System.Reflection.Emit.ILGenerator.m_currExcStack, System.Reflection.Emit.ILGenerator.m_currExcStackCount, System.Reflection.Emit.ILGenerator.m_length, and System.Reflection.Emit.__ExceptionInfo.MarkCatchAddr().

Referenced by System.Xml.Serialization.CodeGenerator.BeginCatchBlock(), System.Linq.Expressions.Compiler.LambdaCompiler.EmitCatchStart(), and System.Linq.Expressions.Compiler.LambdaCompiler.EmitTryExpression().