public StackFrameDeminificationResult DeminifyStackFrame()

in src/SourceMapToolkit.CallstackDeminifier/StackFrameDeminifier.cs [31:89]
53 lines of code
10 McCabe index (conditional complexity)

		public StackFrameDeminificationResult DeminifyStackFrame(StackFrame stackFrame, string callerSymbolName, bool preferSourceMapsSymbols = false)
		{
			if (stackFrame == null)
			{
				throw new ArgumentNullException(nameof(stackFrame));
			}

			SourceMap sourceMap = _sourceMapStore.GetSourceMapForUrl(stackFrame.FilePath);
			SourcePosition generatedSourcePosition = stackFrame.SourcePosition;

			StackFrameDeminificationResult result = null;
			if (_methodNameDeminifier != null)
			{
				result = _methodNameDeminifier.DeminifyStackFrame(stackFrame, callerSymbolName);
			}

			if (result == null || result.DeminificationError == DeminificationError.NoSourceCodeProvided)
			{
				result = new StackFrameDeminificationResult
				{
					DeminificationError = DeminificationError.None,
					DeminifiedStackFrame = new StackFrame { MethodName = callerSymbolName }
				};
			}

			if (result.DeminificationError == DeminificationError.None)
			{
				MappingEntry? generatedSourcePositionMappingEntry =
					sourceMap?.GetMappingEntryForGeneratedSourcePosition(generatedSourcePosition);

				if (generatedSourcePositionMappingEntry == null)
				{
					if (sourceMap == null)
					{
						result.DeminificationError = DeminificationError.NoSourceMap;
					}
					else if (sourceMap.ParsedMappings == null)
					{
						result.DeminificationError = DeminificationError.SourceMapFailedToParse;
					}
					else
					{
						result.DeminificationError = DeminificationError.NoMatchingMapingInSourceMap;
					}
				}
				else
				{
					if (preferSourceMapsSymbols)
					{
						result.DeminifiedStackFrame.MethodName = generatedSourcePositionMappingEntry.Value.OriginalName;
					}
					result.DeminifiedStackFrame.FilePath = generatedSourcePositionMappingEntry.Value.OriginalFileName;
					result.DeminifiedStackFrame.SourcePosition = generatedSourcePositionMappingEntry.Value.OriginalSourcePosition;
					result.DeminifiedSymbolName = generatedSourcePositionMappingEntry.Value.OriginalName;
				}
			}

			return result;
		}