91 lines
2.8 KiB
C#
91 lines
2.8 KiB
C#
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using Roslyn.Utilities;
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namespace Microsoft.CodeAnalysis.CSharp;
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internal static class ConversionKindExtensions
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{
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public static bool IsDynamic(this ConversionKind conversionKind)
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{
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if (conversionKind != ConversionKind.ImplicitDynamic)
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{
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return conversionKind == ConversionKind.ExplicitDynamic;
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}
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return true;
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}
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public static bool IsImplicitConversion(this ConversionKind conversionKind)
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{
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switch (conversionKind)
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{
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case ConversionKind.UnsetConversionKind:
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case ConversionKind.NoConversion:
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return false;
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case ConversionKind.Identity:
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case ConversionKind.ImplicitNumeric:
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case ConversionKind.ImplicitEnumeration:
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case ConversionKind.ImplicitThrow:
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case ConversionKind.ImplicitTupleLiteral:
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case ConversionKind.ImplicitTuple:
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case ConversionKind.ImplicitNullable:
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case ConversionKind.NullLiteral:
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case ConversionKind.ImplicitReference:
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case ConversionKind.Boxing:
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case ConversionKind.ImplicitPointerToVoid:
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case ConversionKind.ImplicitNullToPointer:
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case ConversionKind.ImplicitPointer:
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case ConversionKind.ImplicitDynamic:
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case ConversionKind.ImplicitConstant:
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case ConversionKind.ImplicitUserDefined:
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case ConversionKind.AnonymousFunction:
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case ConversionKind.MethodGroup:
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case ConversionKind.FunctionType:
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case ConversionKind.InterpolatedString:
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case ConversionKind.SwitchExpression:
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case ConversionKind.ConditionalExpression:
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case ConversionKind.Deconstruction:
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case ConversionKind.StackAllocToPointerType:
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case ConversionKind.StackAllocToSpanType:
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case ConversionKind.DefaultLiteral:
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case ConversionKind.ObjectCreation:
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case ConversionKind.CollectionExpression:
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case ConversionKind.InterpolatedStringHandler:
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case ConversionKind.InlineArray:
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return true;
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case ConversionKind.ExplicitTupleLiteral:
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case ConversionKind.ExplicitTuple:
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case ConversionKind.ExplicitDynamic:
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case ConversionKind.ExplicitNumeric:
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case ConversionKind.ExplicitEnumeration:
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case ConversionKind.ExplicitNullable:
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case ConversionKind.ExplicitReference:
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case ConversionKind.Unboxing:
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case ConversionKind.ExplicitUserDefined:
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case ConversionKind.ExplicitPointerToPointer:
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case ConversionKind.ExplicitIntegerToPointer:
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case ConversionKind.ExplicitPointerToInteger:
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case ConversionKind.IntPtr:
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return false;
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default:
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throw ExceptionUtilities.UnexpectedValue((object)conversionKind);
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}
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}
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public static bool IsUserDefinedConversion(this ConversionKind conversionKind)
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{
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if (conversionKind == ConversionKind.ImplicitUserDefined || conversionKind == ConversionKind.ExplicitUserDefined)
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{
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return true;
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}
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return false;
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}
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public static bool IsPointerConversion(this ConversionKind kind)
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{
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if (kind - 14 <= ConversionKind.Identity || kind - 30 <= ConversionKind.Identity)
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{
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return true;
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}
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return false;
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}
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}
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