Exemple #1
0
        internal static TokenRenameInfo GetTokenRenameInfo(
            ISemanticFactsService semanticFacts,
            SemanticModel semanticModel,
            SyntaxToken token,
            CancellationToken cancellationToken)
        {
            var symbol = semanticFacts.GetDeclaredSymbol(semanticModel, token, cancellationToken);

            if (symbol != null)
            {
                return(TokenRenameInfo.CreateSingleSymbolTokenInfo(symbol));
            }

            var symbolInfo = semanticModel.GetSymbolInfo(token, cancellationToken);

            if (symbolInfo.Symbol != null)
            {
                if (symbolInfo.Symbol.IsTupleType())
                {
                    return(TokenRenameInfo.NoSymbolsTokenInfo);
                }

                return(TokenRenameInfo.CreateSingleSymbolTokenInfo(symbolInfo.Symbol));
            }

            if (symbolInfo.CandidateReason == CandidateReason.MemberGroup && symbolInfo.CandidateSymbols.Any())
            {
                // This is a reference from a nameof expression. Allow the rename but set the RenameOverloads option
                return(TokenRenameInfo.CreateMemberGroupTokenInfo(symbolInfo.CandidateSymbols));
            }

            return(TokenRenameInfo.NoSymbolsTokenInfo);
        }
Exemple #2
0
        internal static TokenRenameInfo GetTokenRenameInfo(
            ISemanticFactsService semanticFacts,
            SemanticModel semanticModel,
            SyntaxToken token,
            CancellationToken cancellationToken
            )
        {
            var symbol = semanticFacts.GetDeclaredSymbol(semanticModel, token, cancellationToken);

            if (symbol != null)
            {
                return(TokenRenameInfo.CreateSingleSymbolTokenInfo(symbol));
            }

            var symbolInfo = semanticModel.GetSymbolInfo(token, cancellationToken);

            if (symbolInfo.Symbol != null)
            {
                if (symbolInfo.Symbol.IsTupleType())
                {
                    return(TokenRenameInfo.NoSymbolsTokenInfo);
                }

                return(TokenRenameInfo.CreateSingleSymbolTokenInfo(symbolInfo.Symbol));
            }

            if (
                symbolInfo.CandidateReason == CandidateReason.MemberGroup &&
                symbolInfo.CandidateSymbols.Any()
                )
            {
                // This is a reference from a nameof expression. Allow the rename but set the RenameOverloads option
                return(TokenRenameInfo.CreateMemberGroupTokenInfo(symbolInfo.CandidateSymbols));
            }

            if (
                RenameLocation.ShouldRename(symbolInfo.CandidateReason) &&
                symbolInfo.CandidateSymbols.Length == 1
                )
            {
                // TODO(cyrusn): We're allowing rename here, but we likely should let the user
                // know that there is an error in the code and that rename results might be
                // inaccurate.
                return(TokenRenameInfo.CreateSingleSymbolTokenInfo(symbolInfo.CandidateSymbols[0]));
            }

            return(TokenRenameInfo.NoSymbolsTokenInfo);
        }