/// <summary>
/// Write a field
/// </summary>
protected override void WriteField(GeneratorContext ctx, FieldDescriptorProto obj, ref object state, OneOfStub[] oneOfs)
{
//var name = ctx.NameNormalizer.GetName(obj);
var tw = ctx.Output;
bool isOptional = obj.label == FieldDescriptorProto.Label.LabelOptional;
bool isRepeated = obj.label == FieldDescriptorProto.Label.LabelRepeated;
OneOfStub oneOf = obj.ShouldSerializeOneofIndex() ? oneOfs?[obj.OneofIndex] : null;
if (oneOf != null && oneOf.CountTotal == 1)
{
oneOf = null; // not really a one-of, then!
}
bool explicitValues = isOptional && oneOf == null && ctx.Syntax == FileDescriptorProto.SyntaxProto2 &&
obj.type != FieldDescriptorProto.Type.TypeMessage &&
obj.type != FieldDescriptorProto.Type.TypeGroup;
string defaultValue = null;
bool suppressDefaultAttribute = !isOptional;
var typeName = GetTypeName(ctx, obj, out var dataFormat, out var isMap);
defaultValue = GetDefaltValue(ctx, obj, typeName);
if (isRepeated)
{
var mapMsgType = isMap ? ctx.TryFind <DescriptorProto>(obj.TypeName) : null;
if (mapMsgType != null)
{
var keyTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 1),
out var keyDataFormat, out var _);
var valueTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 2),
out var valueDataFormat, out var _);
ctx.WriteLine($"{GetAccess(GetAccess(obj))} System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}> {Escape(obj.Name)} = new System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}>();");
}
// else if (UseArray(obj))
// {
// ctx.WriteLine($"{GetAccess(GetAccess(obj))} {typeName}[] {Escape(name)} ;");
// }
else
{
ctx.WriteLine($"{GetAccess(GetAccess(obj))} System.Collections.Generic.List<{typeName}> {Escape(obj.Name)} = new System.Collections.Generic.List<{typeName}>();");
}
}
else
{
if (!string.IsNullOrEmpty(defaultValue))
{
ctx.WriteLine($"{GetAccess(GetAccess(obj))} {typeName} {obj.Name} = {defaultValue};");
}
else
{
ctx.WriteLine($"{GetAccess(GetAccess(obj))} {typeName} {obj.Name} ;");
}
}
}
=> obj.Options?.MapEntry ?? false; // don't write this type - use a dictionary instead
/// <summary>
/// Emit code representing a message type
/// </summary>
protected virtual void WriteMessage(GeneratorContext ctx, DescriptorProto obj)
{
object state = null;
if (ShouldOmitMessage(ctx, obj, ref state))
{
return;
}
WriteMessageHeader(ctx, obj, ref state);
var oneOfs = OneOfStub.Build(ctx, obj);
if (WriteContructorHeader(ctx, obj, ref state))
{
foreach (var inner in obj.Fields)
{
WriteInitField(ctx, inner, ref state, oneOfs);
}
WriteConstructorFooter(ctx, obj, ref state);
}
foreach (var inner in obj.Fields)
{
WriteField(ctx, inner, ref state, oneOfs);
}
if (oneOfs != null)
{
foreach (var stub in oneOfs)
{
WriteOneOf(ctx, stub);
}
}
foreach (var inner in obj.NestedTypes)
{
WriteMessage(ctx, inner);
}
foreach (var inner in obj.EnumTypes)
{
WriteEnum(ctx, inner);
}
if (obj.Extensions.Count != 0)
{
object extState = null;
WriteExtensionsHeader(ctx, obj, ref extState);
foreach (var ext in obj.Extensions)
{
WriteExtension(ctx, ext);
}
WriteExtensionsFooter(ctx, obj, ref extState);
}
WriteMessageFooter(ctx, obj, ref state);
}
/// <summary>
/// Emit code initializing field values inside a constructor, if one is required
/// </summary>
protected override void WriteInitField(GeneratorContext ctx, FieldDescriptorProto obj, ref object state, OneOfStub[] oneOfs)
{
var name = ctx.NameNormalizer.GetName(obj);
bool isOptional = obj.label == FieldDescriptorProto.Label.LabelOptional;
bool isRepeated = obj.label == FieldDescriptorProto.Label.LabelRepeated;
string dataFormat;
bool isMap;
var typeName = GetTypeName(ctx, obj, out dataFormat, out isMap);
OneOfStub oneOf = obj.ShouldSerializeOneofIndex() ? oneOfs?[obj.OneofIndex] : null;
bool explicitValues = isOptional && oneOf == null && ctx.Syntax == FileDescriptorProto.SyntaxProto2 &&
obj.type != FieldDescriptorProto.Type.TypeMessage &&
obj.type != FieldDescriptorProto.Type.TypeGroup;
string defaultValue = GetDefaultValue(ctx, obj, typeName);
if (isRepeated)
{
var mapMsgType = isMap ? ctx.TryFind <DescriptorProto>(obj.TypeName) : null;
if (mapMsgType != null)
{
string keyDataFormat;
string valueDataFormat;
bool _;
var keyTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 1),
out keyDataFormat, out _);
var valueTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 2),
out valueDataFormat, out _);
ctx.WriteLine($"{Escape(name)} = new global::System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}>();");
}
else if (UseArray(obj))
{
} // nothing needed
else
{
ctx.WriteLine($"{Escape(name)} = new global::System.Collections.Generic.List<{typeName}>();");
}
}
else if (oneOf != null)
{
} // nothing to do
else if (explicitValues)
{
} // nothing to do
else
{
if (!string.IsNullOrWhiteSpace(defaultValue))
{
ctx.WriteLine($"{Escape(name)} = {defaultValue};");
}
}
}
=> obj.Options?.MapEntry ?? false; // don't write this type - use a dictionary instead
/// <summary>
/// Emit code representing a message type
/// </summary>
protected virtual void WriteMessage(GeneratorContext ctx, DescriptorProto obj)
{
object state = null;
if (ShouldOmitMessage(ctx, obj, ref state))
{
return;
}
WriteMessageHeader(ctx, obj, ref state);
var oneOfs = OneOfStub.Build(ctx, obj);
ctx.WriteLine("#region 属性");
foreach (var inner in obj.Fields)
{
WriteField(ctx, inner, ref state, oneOfs);
}
ctx.WriteLine("#endregion");
ctx.WriteLine("#region 定义");
foreach (var inner in obj.NestedTypes)
{
WriteMessage(ctx, inner);
}
foreach (var inner in obj.EnumTypes)
{
WriteEnum(ctx, inner);
}
if (obj.Extensions.Count != 0)
{
object extState = null;
WriteExtensionsHeader(ctx, obj, ref extState);
foreach (var ext in obj.Extensions)
{
WriteExtension(ctx, ext);
}
WriteExtensionsFooter(ctx, obj, ref extState);
}
ctx.WriteLine("#endregion");
ctx.WriteLine("#region 读取写入");
WriteReadFun(ctx, obj, oneOfs);
WriteWriteFun(ctx, obj, oneOfs);
ctx.WriteLine("#endregion");
WriteMessageFooter(ctx, obj, ref state);
}
/// <summary>
/// Emit code representing 'oneof' elements as an enum discriminator
/// </summary>
protected virtual void WriteOneOf(GeneratorContext ctx, OneOfStub stub)
{
if (ctx.OneOfEnums)
{
int index = stub.Index;
var obj = stub.OneOf;
object state = null;
WriteOneOfDiscriminator(ctx, obj, ref state);
WriteOneOfEnumHeader(ctx, obj, ref state);
foreach (var field in obj.Parent.Fields)
{
if (field.ShouldSerializeOneofIndex() && field.OneofIndex == index)
{
WriteOneOfEnumValue(ctx, field, ref state);
}
}
WriteOneOfEnumFooter(ctx, obj, ref state);
}
}
internal static OneOfStub[] Build(GeneratorContext context, DescriptorProto message)
{
if (message.OneofDecls.Count == 0)
{
return(null);
}
var stubs = new OneOfStub[message.OneofDecls.Count];
int index = 0;
foreach (var decl in message.OneofDecls)
{
stubs[index++] = new OneOfStub(decl);
}
foreach (var field in message.Fields)
{
if (field.ShouldSerializeOneofIndex())
{
stubs[field.OneofIndex].AccountFor(field.type, field.TypeName);
}
}
return(stubs);
}
/// <summary>
/// Write a field
/// </summary>
protected override void WriteField(GeneratorContext ctx, FieldDescriptorProto field, ref object state, OneOfStub[] oneOfs)
{
var name = ctx.NameNormalizer.GetName(field);
var tw = ctx.Write($"[global::ProtoBuf.ProtoMember({field.Number}");
if (name != field.Name)
{
tw.Write($@", Name = @""{field.Name}""");
}
var options = field.Options?.GetOptions();
if (options?.AsReference == true)
{
tw.Write(", AsReference = true");
}
if (options?.DynamicType == true)
{
tw.Write(", DynamicType = true");
}
bool isOptional = field.label == FieldDescriptorProto.Label.LabelOptional;
bool isRepeated = field.label == FieldDescriptorProto.Label.LabelRepeated;
OneOfStub oneOf = field.ShouldSerializeOneofIndex() ? oneOfs?[field.OneofIndex] : null;
if (oneOf != null && !ctx.OneOfEnums && oneOf.CountTotal == 1)
{
oneOf = null; // not really a one-of, then!
}
bool explicitValues = isOptional && oneOf == null && ctx.Syntax == FileDescriptorProto.SyntaxProto2 &&
field.type != FieldDescriptorProto.Type.TypeMessage &&
field.type != FieldDescriptorProto.Type.TypeGroup;
bool suppressDefaultAttribute = !isOptional;
var typeName = GetTypeName(ctx, field, out var dataFormat, out var isMap);
string defaultValue = GetDefaultValue(ctx, field, typeName);
if (!string.IsNullOrWhiteSpace(dataFormat))
{
tw.Write($", DataFormat = global::ProtoBuf.DataFormat.{dataFormat}");
}
if (field.IsPacked(ctx.Syntax))
{
tw.Write($", IsPacked = true");
}
if (field.label == FieldDescriptorProto.Label.LabelRequired)
{
tw.Write($", IsRequired = true");
}
tw.WriteLine(")]");
if (!isRepeated && !string.IsNullOrWhiteSpace(defaultValue) && !suppressDefaultAttribute)
{
ctx.WriteLine($"[global::System.ComponentModel.DefaultValue({defaultValue})]");
}
WriteOptions(ctx, field.Options);
if (isRepeated)
{
var mapMsgType = isMap ? ctx.TryFind <DescriptorProto>(field.TypeName) : null;
bool allowSet = ctx.EmitListSetters;
if (mapMsgType != null)
{
var keyTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 1),
out var keyDataFormat, out var _);
var valueTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 2),
out var valueDataFormat, out var _);
bool first = true;
tw = ctx.Write($"[global::ProtoBuf.ProtoMap");
if (!string.IsNullOrWhiteSpace(keyDataFormat))
{
tw.Write($"{(first ? "(" : ", ")}KeyFormat = global::ProtoBuf.DataFormat.{keyDataFormat}");
first = false;
}
if (!string.IsNullOrWhiteSpace(valueDataFormat))
{
tw.Write($"{(first ? "(" : ", ")}ValueFormat = global::ProtoBuf.DataFormat.{valueDataFormat}");
first = false;
}
tw.WriteLine(first ? "]" : ")]");
if (ctx.Supports(CSharp6))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} global::System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}> {Escape(name)} {{ get; {(allowSet ? "set; " : "")}}} = new global::System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}>();");
}
else
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} global::System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}> {Escape(name)} {{ get; {(allowSet ? "" : "private ")}set; }}");
}
}
else if (UseArray(field))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} {typeName}[] {Escape(name)} {{ get; set; }}");
}
else if (ctx.Supports(CSharp6))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} global::System.Collections.Generic.List<{typeName}> {Escape(name)} {{ get; {(allowSet ? "set; " : "")}}} = new global::System.Collections.Generic.List<{typeName}>();");
}
else
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} global::System.Collections.Generic.List<{typeName}> {Escape(name)} {{ get; {(allowSet ? "" : "private ")}set; }}");
}
}
else if (oneOf != null)
{
var defValue = string.IsNullOrWhiteSpace(defaultValue) ? (ctx.Supports(CSharp7_1) ? "default" : $"default({typeName})") : defaultValue;
var fieldName = GetOneOfFieldName(oneOf.OneOf);
var storage = oneOf.GetStorage(field.type, field.TypeName);
ctx.WriteLine($"{GetAccess(GetAccess(field))} {typeName} {Escape(name)}").WriteLine("{").Indent();
switch (field.type)
{
case FieldDescriptorProto.Type.TypeMessage:
case FieldDescriptorProto.Type.TypeGroup:
case FieldDescriptorProto.Type.TypeEnum:
case FieldDescriptorProto.Type.TypeBytes:
case FieldDescriptorProto.Type.TypeString:
ctx.WriteLine($"get {{ return {fieldName}.Is({field.Number}) ? (({typeName}){fieldName}.{storage}) : {defValue}; }}");
break;
default:
ctx.WriteLine($"get {{ return {fieldName}.Is({field.Number}) ? {fieldName}.{storage} : {defValue}; }}");
break;
}
var unionType = oneOf.GetUnionType();
var cast = field.type == FieldDescriptorProto.Type.TypeEnum ? "(int)" : "";
ctx.WriteLine($"set {{ {fieldName} = new global::ProtoBuf.{unionType}({field.Number}, {cast}value); }}")
.Outdent().WriteLine("}");
if (ctx.Supports(CSharp6))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} bool ShouldSerialize{name}() => {fieldName}.Is({field.Number});")
.WriteLine($"{GetAccess(GetAccess(field))} void Reset{name}() => global::ProtoBuf.{unionType}.Reset(ref {fieldName}, {field.Number});");
}
else
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} bool ShouldSerialize{name}()").WriteLine("{").Indent()
.WriteLine($"return {fieldName}.Is({field.Number});").Outdent().WriteLine("}")
.WriteLine($"{GetAccess(GetAccess(field))} void Reset{name}()").WriteLine("{").Indent()
.WriteLine($"global::ProtoBuf.{unionType}.Reset(ref {fieldName}, {field.Number});").Outdent().WriteLine("}");
}
if (oneOf.IsFirst())
{
ctx.WriteLine().WriteLine($"private global::ProtoBuf.{unionType} {fieldName};");
}
}
else if (explicitValues)
{
string fieldName = FieldPrefix + name, fieldType;
bool isRef = false;
switch (field.type)
{
case FieldDescriptorProto.Type.TypeString:
case FieldDescriptorProto.Type.TypeBytes:
fieldType = typeName;
isRef = true;
break;
default:
fieldType = typeName + "?";
break;
}
ctx.WriteLine($"{GetAccess(GetAccess(field))} {typeName} {Escape(name)}").WriteLine("{").Indent();
tw = ctx.Write($"get {{ return {fieldName}");
if (!string.IsNullOrWhiteSpace(defaultValue))
{
tw.Write(" ?? ");
tw.Write(defaultValue);
}
else if (!isRef)
{
tw.Write(".GetValueOrDefault()");
}
tw.WriteLine("; }");
ctx.WriteLine($"set {{ {fieldName} = value; }}")
.Outdent().WriteLine("}");
if (ctx.Supports(CSharp6))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} bool ShouldSerialize{name}() => {fieldName} != null;")
.WriteLine($"{GetAccess(GetAccess(field))} void Reset{name}() => {fieldName} = null;");
}
else
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} bool ShouldSerialize{name}()").WriteLine("{").Indent()
.WriteLine($"return {fieldName} != null;").Outdent().WriteLine("}")
.WriteLine($"{GetAccess(GetAccess(field))} void Reset{name}()").WriteLine("{").Indent()
.WriteLine($"{fieldName} = null;").Outdent().WriteLine("}");
}
ctx.WriteLine($"private {fieldType} {fieldName};");
}
else
{
tw = ctx.Write($"{GetAccess(GetAccess(field))} {typeName} {Escape(name)} {{ get; set; }}");
if (!string.IsNullOrWhiteSpace(defaultValue) && ctx.Supports(CSharp6))
{
tw.Write($" = {defaultValue};");
}
tw.WriteLine();
}
ctx.WriteLine();
}
/// <summary>
/// Write a field
/// </summary>
protected override void WriteField(GeneratorContext ctx, FieldDescriptorProto obj, ref object state, OneOfStub[] oneOfs)
{
var name = ctx.NameNormalizer.GetName(obj);
var tw = ctx.Write($@"[global::ProtoBuf.ProtoMember({obj.Number}");
if (name != obj.Name)
{
tw.Write($@", Name = @""{obj.Name}""");
}
var options = obj.Options?.GetOptions();
if (options?.AsReference == true)
{
tw.Write($@", AsReference = true");
}
if (options?.DynamicType == true)
{
tw.Write($@", DynamicType = true");
}
bool isOptional = obj.label == FieldDescriptorProto.Label.LabelOptional;
bool isRepeated = obj.label == FieldDescriptorProto.Label.LabelRepeated;
OneOfStub oneOf = obj.ShouldSerializeOneofIndex() ? oneOfs?[obj.OneofIndex] : null;
if (oneOf != null && oneOf.CountTotal == 1)
{
oneOf = null; // not really a one-of, then!
}
bool explicitValues = isOptional && oneOf == null && ctx.Syntax == FileDescriptorProto.SyntaxProto2 &&
obj.type != FieldDescriptorProto.Type.TypeMessage &&
obj.type != FieldDescriptorProto.Type.TypeGroup;
string defaultValue = null;
bool suppressDefaultAttribute = !isOptional;
if (isOptional || obj.type == FieldDescriptorProto.Type.TypeEnum)
{
defaultValue = obj.DefaultValue;
if (obj.type == FieldDescriptorProto.Type.TypeString)
{
defaultValue = string.IsNullOrEmpty(defaultValue) ? "\"\""
: ("@\"" + (defaultValue ?? "").Replace("\"", "\"\"") + "\"");
}
else if (obj.type == FieldDescriptorProto.Type.TypeDouble)
{
switch (defaultValue)
{
case "inf": defaultValue = "double.PositiveInfinity"; break;
case "-inf": defaultValue = "double.NegativeInfinity"; break;
case "nan": defaultValue = "double.NaN"; break;
}
}
else if (obj.type == FieldDescriptorProto.Type.TypeFloat)
{
switch (defaultValue)
{
case "inf": defaultValue = "float.PositiveInfinity"; break;
case "-inf": defaultValue = "float.NegativeInfinity"; break;
case "nan": defaultValue = "float.NaN"; break;
}
}
else if (obj.type == FieldDescriptorProto.Type.TypeEnum)
{
var enumType = ctx.TryFind <EnumDescriptorProto>(obj.TypeName);
if (enumType != null)
{
EnumValueDescriptorProto found = null;
if (!string.IsNullOrEmpty(defaultValue))
{
found = enumType.Values.FirstOrDefault(x => x.Name == defaultValue);
}
else if (ctx.Syntax == FileDescriptorProto.SyntaxProto2)
{
// find the first one; if that is a zero, we don't need it after all
found = enumType.Values.FirstOrDefault();
if (found != null && found.Number == 0)
{
if (!isOptional)
{
found = null; // we don't need it after all
}
}
}
// for proto3 the default is 0, so no need to do anything - GetValueOrDefault() will do it all
if (found != null)
{
defaultValue = ctx.NameNormalizer.GetName(found);
}
if (!string.IsNullOrWhiteSpace(defaultValue))
{
defaultValue = ctx.NameNormalizer.GetName(enumType) + "." + defaultValue;
}
}
}
}
var typeName = GetTypeName(ctx, obj, out var dataFormat, out var isMap);
if (!string.IsNullOrWhiteSpace(dataFormat))
{
tw.Write($", DataFormat = global::ProtoBuf.DataFormat.{dataFormat}");
}
if (obj.IsPacked(ctx.Syntax))
{
tw.Write($", IsPacked = true");
}
if (obj.label == FieldDescriptorProto.Label.LabelRequired)
{
tw.Write($", IsRequired = true");
}
tw.WriteLine(")]");
if (!isRepeated && !string.IsNullOrWhiteSpace(defaultValue) && !suppressDefaultAttribute)
{
ctx.WriteLine($"[global::System.ComponentModel.DefaultValue({defaultValue})]");
}
WriteOptions(ctx, obj.Options);
if (isRepeated)
{
var mapMsgType = isMap ? ctx.TryFind <DescriptorProto>(obj.TypeName) : null;
if (mapMsgType != null)
{
var keyTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 1),
out var keyDataFormat, out var _);
var valueTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 2),
out var valueDataFormat, out var _);
bool first = true;
tw = ctx.Write($"[global::ProtoBuf.ProtoMap");
if (!string.IsNullOrWhiteSpace(keyDataFormat))
{
tw.Write($"{(first ? "(" : ", ")}KeyFormat = global::ProtoBuf.DataFormat.{keyDataFormat}");
first = false;
}
if (!string.IsNullOrWhiteSpace(valueDataFormat))
{
tw.Write($"{(first ? "(" : ", ")}ValueFormat = global::ProtoBuf.DataFormat.{valueDataFormat}");
first = false;
}
tw.WriteLine(first ? "]" : ")]");
ctx.WriteLine($"{GetAccess(GetAccess(obj))} global::System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}> {Escape(name)} {{ get; }} = new global::System.Collections.Generic.Dictionary<{keyTypeName}, {valueTypeName}>();");
}
else if (UseArray(obj))
{
ctx.WriteLine($"{GetAccess(GetAccess(obj))} {typeName}[] {Escape(name)} {{ get; set; }}");
}
else
{
ctx.WriteLine($"{GetAccess(GetAccess(obj))} global::System.Collections.Generic.List<{typeName}> {Escape(name)} {{ get; }} = new global::System.Collections.Generic.List<{typeName}>();");
}
}
else if (oneOf != null)
{
var defValue = string.IsNullOrWhiteSpace(defaultValue) ? $"default({typeName})" : defaultValue;
var fieldName = FieldPrefix + oneOf.OneOf.Name;
var storage = oneOf.GetStorage(obj.type, obj.TypeName);
ctx.WriteLine($"{GetAccess(GetAccess(obj))} {typeName} {Escape(name)}").WriteLine("{").Indent();
switch (obj.type)
{
case FieldDescriptorProto.Type.TypeMessage:
case FieldDescriptorProto.Type.TypeGroup:
case FieldDescriptorProto.Type.TypeEnum:
case FieldDescriptorProto.Type.TypeBytes:
case FieldDescriptorProto.Type.TypeString:
ctx.WriteLine($"get {{ return {fieldName}.Is({obj.Number}) ? (({typeName}){fieldName}.{storage}) : {defValue}; }}");
break;
default:
ctx.WriteLine($"get {{ return {fieldName}.Is({obj.Number}) ? {fieldName}.{storage} : {defValue}; }}");
break;
}
var unionType = oneOf.GetUnionType();
ctx.WriteLine($"set {{ {fieldName} = new global::ProtoBuf.{unionType}({obj.Number}, value); }}")
.Outdent().WriteLine("}")
.WriteLine($"{GetAccess(GetAccess(obj))} bool ShouldSerialize{name}() => {fieldName}.Is({obj.Number});")
.WriteLine($"{GetAccess(GetAccess(obj))} void Reset{name}() => global::ProtoBuf.{unionType}.Reset(ref {fieldName}, {obj.Number});");
if (oneOf.IsFirst())
{
ctx.WriteLine().WriteLine($"private global::ProtoBuf.{unionType} {fieldName};");
}
}
else if (explicitValues)
{
string fieldName = FieldPrefix + name, fieldType;
bool isRef = false;
switch (obj.type)
{
case FieldDescriptorProto.Type.TypeString:
case FieldDescriptorProto.Type.TypeBytes:
fieldType = typeName;
isRef = true;
break;
default:
fieldType = typeName + "?";
break;
}
ctx.WriteLine($"{GetAccess(GetAccess(obj))} {typeName} {Escape(name)}").WriteLine("{").Indent();
tw = ctx.Write($"get {{ return {fieldName}");
if (!string.IsNullOrWhiteSpace(defaultValue))
{
tw.Write(" ?? ");
tw.Write(defaultValue);
}
else if (!isRef)
{
tw.Write(".GetValueOrDefault()");
}
tw.WriteLine("; }");
ctx.WriteLine($"set {{ {fieldName} = value; }}")
.Outdent().WriteLine("}")
.WriteLine($"{GetAccess(GetAccess(obj))} bool ShouldSerialize{name}() => {fieldName} != null;")
.WriteLine($"{GetAccess(GetAccess(obj))} void Reset{name}() => {fieldName} = null;")
.WriteLine($"private {fieldType} {fieldName};");
}
else
{
tw = ctx.Write($"{GetAccess(GetAccess(obj))} {typeName} {Escape(name)} {{ get; set; }}");
if (!string.IsNullOrWhiteSpace(defaultValue))
{
tw.Write($" = {defaultValue};");
}
tw.WriteLine();
}
ctx.WriteLine();
}
/// <summary>
/// Write a field
/// </summary>
protected override void WriteField(GeneratorContext ctx, FieldDescriptorProto field, ref object state, OneOfStub[] oneOfs)
{
var name = ctx.NameNormalizer.GetName(field);
var tw = ctx.Write($"<Global.ProtoBuf.ProtoMember({field.Number}");
if (name != field.Name)
{
tw.Write($@", Name := ""{field.Name}""");
}
var options = field.Options?.GetOptions();
if (options?.AsReference == true)
{
tw.Write(", AsReference := True");
}
if (options?.DynamicType == true)
{
tw.Write(", DynamicType := True");
}
bool isOptional = field.label == FieldDescriptorProto.Label.LabelOptional;
bool isRepeated = field.label == FieldDescriptorProto.Label.LabelRepeated;
OneOfStub oneOf = field.ShouldSerializeOneofIndex() ? oneOfs?[field.OneofIndex] : null;
if (oneOf != null && !ctx.OneOfEnums && oneOf.CountTotal == 1)
{
oneOf = null; // not really a one-of, then!
}
bool explicitValues = isOptional && oneOf == null && ctx.Syntax == FileDescriptorProto.SyntaxProto2 &&
field.type != FieldDescriptorProto.Type.TypeMessage &&
field.type != FieldDescriptorProto.Type.TypeGroup;
bool suppressDefaultAttribute = !isOptional;
var typeName = GetTypeName(ctx, field, out var dataFormat, out var isMap);
string defaultValue = GetDefaultValue(ctx, field, typeName);
if (!string.IsNullOrWhiteSpace(dataFormat))
{
tw.Write($", DataFormat := Global.ProtoBuf.DataFormat.{dataFormat}");
}
if (field.IsPacked(ctx.Syntax))
{
tw.Write($", IsPacked := True");
}
if (field.label == FieldDescriptorProto.Label.LabelRequired)
{
tw.Write($", IsRequired := True");
}
tw.WriteLine(")> _");
if (!isRepeated && !string.IsNullOrWhiteSpace(defaultValue) && !suppressDefaultAttribute)
{
ctx.WriteLine($"<Global.System.ComponentModel.DefaultValue({defaultValue})> _");
}
WriteOptions(ctx, field.Options);
if (isRepeated)
{
var mapMsgType = isMap ? ctx.TryFind <DescriptorProto>(field.TypeName) : null;
if (mapMsgType != null)
{
var keyTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 1),
out var keyDataFormat, out var _);
var valueTypeName = GetTypeName(ctx, mapMsgType.Fields.Single(x => x.Number == 2),
out var valueDataFormat, out var _);
bool first = true;
tw = ctx.Write($"<Global.ProtoBuf.ProtoMap");
if (!string.IsNullOrWhiteSpace(keyDataFormat))
{
tw.Write($"{(first ? "(" : ", ")}KeyFormat := Global.ProtoBuf.DataFormat.{keyDataFormat}");
first = false;
}
if (!string.IsNullOrWhiteSpace(valueDataFormat))
{
tw.Write($"{(first ? "(" : ", ")}ValueFormat := Global.ProtoBuf.DataFormat.{valueDataFormat}");
first = false;
}
tw.WriteLine(first ? "> _" : ")> _");
if (ctx.Supports(VB14))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} Readonly Property {Escape(name)} As New Global.System.Collections.Generic.Dictionary(Of {keyTypeName}, {valueTypeName})");
}
else
{
var fieldName = FieldPrefix + name;
ctx.WriteLine($"{GetAccess(GetAccess(field))} Readonly Property {Escape(name)} As Global.System.Collections.Generic.Dictionary(Of {keyTypeName}, {valueTypeName})").Indent()
.WriteLine("Get").Indent()
.WriteLine($"Return {fieldName}")
.Outdent().WriteLine("End Get").Outdent().WriteLine("End Property").WriteLine()
.WriteLine($"Private ReadOnly {fieldName} As New Global.System.Collections.Generic.Dictionary(Of {keyTypeName}, {valueTypeName})").WriteLine();
}
}
else if (UseArray(field))
{
if (ctx.Supports(VB11))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} Property {Escape(name)} As {typeName}()");
}
else
{
var fieldName = FieldPrefix + name;
ctx.WriteLine($"{GetAccess(GetAccess(field))} Property {Escape(name)} As {typeName}()")
.Indent().WriteLine("Get").Indent().WriteLine($"Return {fieldName}").Outdent().WriteLine("End Get").Outdent()
.Indent().WriteLine($"Set(ByVal value as {typeName}())").Indent().WriteLine($"{fieldName} = value").Outdent().WriteLine("End Set").Outdent()
.WriteLine("End Property").WriteLine()
.WriteLine($"Private {fieldName} As {typeName}()").WriteLine();
}
}
else
{
if (ctx.Supports(VB14))
{
ctx.WriteLine($"{GetAccess(GetAccess(field))} Readonly Property {Escape(name)} As New Global.System.Collections.Generic.List(Of {typeName})");
}
else
{
var fieldName = FieldPrefix + name;
ctx.WriteLine($"{GetAccess(GetAccess(field))} Readonly Property {Escape(name)} As Global.System.Collections.Generic.List(Of {typeName})").Indent()
.WriteLine("Get").Indent()
.WriteLine($"Return {fieldName}")
.Outdent().WriteLine("End Get").Outdent().WriteLine("End Property").WriteLine()
.WriteLine($"Private ReadOnly {fieldName} As New Global.System.Collections.Generic.List(Of {typeName})").WriteLine();
}
}
}
else if (oneOf != null)
{
var defValue = string.IsNullOrWhiteSpace(defaultValue) ? $"CType(Nothing, {typeName})" : defaultValue;
var fieldName = GetOneOfFieldName(oneOf.OneOf);
var storage = oneOf.GetStorage(field.type, field.TypeName);
ctx.WriteLine($"{GetAccess(GetAccess(field))} Property {Escape(name)} As {typeName}").Indent().WriteLine("Get").Indent();
switch (field.type)
{
case FieldDescriptorProto.Type.TypeMessage:
case FieldDescriptorProto.Type.TypeGroup:
case FieldDescriptorProto.Type.TypeEnum:
case FieldDescriptorProto.Type.TypeBytes:
case FieldDescriptorProto.Type.TypeString:
ctx.WriteLine($"Return If({fieldName}.Is({field.Number}), CType({fieldName}.{storage}, {typeName}), {defValue})");
break;
default:
ctx.WriteLine($"Return If({fieldName}.Is({field.Number}), {fieldName}.{storage}, {defValue})");
break;
}
ctx.Outdent().WriteLine("End Get");
var unionType = oneOf.GetUnionType();
ctx.WriteLine($"Set(ByVal value As {typeName})").Indent()
.WriteLine($"{fieldName} = New Global.ProtoBuf.{unionType}({field.Number}, value)").Outdent().WriteLine("End Set");
ctx.Outdent().WriteLine("End Property").WriteLine();
ctx.WriteLine($"{GetAccess(GetAccess(field))} Function ShouldSerialize{name}() As Boolean").Indent()
.WriteLine($"Return {fieldName}.Is({field.Number})").Outdent()
.WriteLine("End Function").WriteLine()
.WriteLine($"{GetAccess(GetAccess(field))} Sub Reset{name}()").Indent()
.WriteLine($"Global.ProtoBuf.{unionType}.Reset({fieldName}, {field.Number})")
.Outdent().WriteLine("End Sub");
if (oneOf.IsFirst())
{
ctx.WriteLine().WriteLine($"Private {fieldName} As Global.ProtoBuf.{unionType}");
}
}
else if (explicitValues)
{
string fieldName = FieldPrefix + name, fieldType;
bool isRef = false;
switch (field.type)
{
case FieldDescriptorProto.Type.TypeString:
case FieldDescriptorProto.Type.TypeBytes:
fieldType = typeName;
isRef = true;
break;
default:
fieldType = typeName + "?";
break;
}
ctx.WriteLine($"{GetAccess(GetAccess(field))} Property {Escape(name)} As {typeName}").Indent()
.WriteLine("Get").Indent();
if (!string.IsNullOrWhiteSpace(defaultValue))
{
ctx.WriteLine($"Return If({fieldName}, {defaultValue})");
}
else if (!isRef)
{
ctx.WriteLine($"Return {fieldName}.GetValueOrDefault()");
}
else
{
ctx.WriteLine($"Return {fieldName}");
}
ctx.Outdent().WriteLine("End Get").WriteLine($"Set(ByVal value As {typeName})").Indent()
.WriteLine($"{fieldName} = value").Outdent().WriteLine("End Set").
Outdent().WriteLine("End Property");
ctx.WriteLine($"{GetAccess(GetAccess(field))} Function ShouldSerialize{name}() As Boolean").Indent()
.WriteLine($"Return Not ({fieldName} Is Nothing)").Outdent()
.WriteLine("End Function")
.WriteLine($"{GetAccess(GetAccess(field))} Sub Reset{name}()").Indent()
.WriteLine($"{fieldName} = Nothing").Outdent().WriteLine("End Sub");
ctx.WriteLine($"Private {fieldName} As {fieldType}");
}
else
{
if (ctx.Supports(VB11))
{
tw = ctx.Write($"{GetAccess(GetAccess(field))} Property {Escape(name)} As {typeName}");
if (!string.IsNullOrWhiteSpace(defaultValue))
{
tw.Write($" = {defaultValue}");
}
tw.WriteLine();
}
else
{
var fieldName = FieldPrefix + name;
tw = ctx.WriteLine($"{GetAccess(GetAccess(field))} Property {Escape(name)} As {typeName}")
.Indent().WriteLine("Get").Indent().WriteLine($"Return {fieldName}").Outdent().WriteLine("End Get").Outdent()
.Indent().WriteLine($"Set(ByVal value as {typeName})").Indent().WriteLine($"{fieldName} = value").Outdent().WriteLine("End Set").Outdent()
.WriteLine("End Property").WriteLine()
.Write($"Private {fieldName} As {typeName}");
if (!string.IsNullOrWhiteSpace(defaultValue))
{
tw.Write($" = {defaultValue}");
}
tw.WriteLine();
}
}
ctx.WriteLine();
}