public async Task<SignatureHelp> SignatureHelp(ISourceFile file, UnsavedFile buffer, List<UnsavedFile> unsavedFiles, int line, int column, int offset, string methodName)
{
SignatureHelp result = null;
var clangUnsavedFiles = new List<ClangUnsavedFile>();
unsavedFiles.Add(buffer);
foreach (var unsavedFile in unsavedFiles)
{
if (Platform.CompareFilePath(unsavedFile.FileName, buffer.FileName) != 0)
{
clangUnsavedFiles.Add(new ClangUnsavedFile(unsavedFile.FileName, unsavedFile.Contents));
}
}
var symbols = await GetSymbolsAsync(file, unsavedFiles, methodName);
if (symbols.Count > 0)
{
result = new SignatureHelp();
result.Offset = offset;
foreach (var symbol in symbols)
{
result.Signatures.Add(SignatureFromSymbol(symbol));
}
}
return result;
}
}