Exemplo n.º 1
0
        private fsFailure RunParse(out fsData data)
        {
            SkipSpace();

            switch (Character())
            {
            case 'I':     // Infinity
            case 'N':     // NaN
            case '.':
            case '+':
            case '-':
            case '0':
            case '1':
            case '2':
            case '3':
            case '4':
            case '5':
            case '6':
            case '7':
            case '8':
            case '9': return(TryParseNumber(out data));

            case '"': {
                string    str;
                fsFailure fail = TryParseString(out str);
                if (fail.Failed)
                {
                    data = null;
                    return(fail);
                }
                data = new fsData(str);
                return(fsFailure.Success);
            }

            case '[': return(TryParseArray(out data));

            case '{': return(TryParseObject(out data));

            case 't': return(TryParseTrue(out data));

            case 'f': return(TryParseFalse(out data));

            case 'n': return(TryParseNull(out data));

            default:
                data = null;
                return(MakeFailure("unable to parse; invalid initial token \"" + Character() + "\""));
            }
        }
Exemplo n.º 2
0
        private fsFailure InternalDeserialize_2_Version(fsData data, Type storageType, ref object result)
        {
            if (IsVersioned(data))
            {
                // data is versioned, but we might not need to do a migration
                string version = data.AsDictionary[Key_Version].AsString;

                fsOption <fsVersionedType> versionedType = fsVersionManager.GetVersionedType(storageType);
                if (versionedType.HasValue &&
                    versionedType.Value.VersionString != version)
                {
                    // we have to do a migration

                    List <fsVersionedType> path;
                    fsFailure fail = fsVersionManager.GetVersionImportPath(version, versionedType.Value, out path);
                    if (fail.Failed)
                    {
                        return(fail);
                    }

                    // deserialize as the original type
                    fail = InternalDeserialize_3_Inheritance(data, path[0].ModelType, ref result);
                    if (fail.Failed)
                    {
                        return(fail);
                    }

                    for (int i = 1; i < path.Count; ++i)
                    {
                        result = path[i].Migrate(result);
                    }

                    return(fsFailure.Success);
                }
            }

            return(InternalDeserialize_3_Inheritance(data, storageType, ref result));
        }