public void WalkDeclarations(object tree, Context context)
{
var t = (CommonTree)tree;
switch (t.Type)
{
case MessageContractsLexer.FragmentEntry:
var fragmentId = t.GetChild(0).Text;
var fragmentType = t.GetChild(1).Text;
var fragmentName = t.GetChild(2).Text;
context.Fragments[fragmentId] = new Fragment(fragmentType, fragmentName);
break;
case MessageContractsLexer.ModifierDefinition:
Console.WriteLine(t);
var modifier = t.GetChild(1).Text;
var type = t.GetChild(0).Text;
context.CurrentEntity.Modifiers[modifier] = type;
break;
case MessageContractsLexer.TypeToken:
var name = t.GetChild(0).Text;
var block = t.GetChild(1);
var modifiers = new List<Modifier>();
if (t.ChildCount>2)
{
var mod = t.GetChild(2).Text;
string typeName;
if (!context.CurrentEntity.Modifiers.TryGetValue(mod, out typeName))
{
var format = string.Format("Entity '{0}' does not have modifier reference: '{1}'", context.CurrentEntity.Name, mod);
throw new InvalidOperationException(format);
}
modifiers.Add(new Modifier(mod, typeName));
}
var message = new Message(name, modifiers);
if (modifiers.Any())
{
// only commands and events have modifiers
foreach (var member in context.Entities.Peek().FixedMembers)
{
message.Members.Add(member);
}
}
for (int i = 0; i < block.ChildCount; i++)
{
message.Members.AddRange(WalkContractMember(block.GetChild(i), context));
}
context.Contracts.Add(message);
context.CurrentEntity.Messages.Add(message);
break;
case MessageContractsLexer.EntityDefinition:
var entityName = t.GetChild(0).Text;
var entityBlock = t.GetChild(1);
var entity = new Entity(entityName);
for (int i = 0; i < entityBlock.ChildCount; i++)
{
entity.FixedMembers.AddRange(WalkContractMember(entityBlock.GetChild(i), context));
}
context.Entities.Push(entity);
break;
default:
throw new InvalidOperationException("Unexpected token: " + t.Text);
}
}
public void WalkDeclarations(ITree tree, Context context)
{
var t = tree;
switch (t.Type)
{
case MessageContractsLexer.FragmentEntry:
var fragmentId = t.GetChild(0).Text;
var fragmentType = t.GetChild(1).Text;
var fragmentName = t.GetChild(2).Text;
context.Fragments[fragmentId] = new Fragment(fragmentType, fragmentName);
break;
case MessageContractsLexer.ModifierDefinition:
var modifier = t.GetChild(0).Text;
context.CurrentEntity.Modifiers.Remove(modifier);
for (int i = 1; i < t.ChildCount; i++)
{
context.CurrentEntity.Modifiers.Add(modifier, t.GetChild(i).Text);
}
break;
case MessageContractsLexer.TypeToken:
var name = t.GetChild(0).Text;
var block = t.GetChild(1);
var modifiers = new List<Modifier>();
for (int i = 2; i < t.ChildCount; i++)
{
var mod = t.GetChild(i).Text;
var used = context.CurrentEntity.Modifiers.GetValues(mod);
if (null == used || used.Length == 0)
{
var format = string.Format("Entity '{0}' does not have modifier reference: '{1}'",
context.CurrentEntity.Name, mod);
throw new InvalidOperationException(format);
}
foreach (var s in used)
{
modifiers.Add(new Modifier(mod, s));
}
}
var message = new Message(name, modifiers);
if (modifiers.Any())
{
// only commands and events have modifiers
foreach (var member in context.Entities.Peek().FixedMembers)
{
message.Members.Add(member);
}
}
for (int i = 0; i < block.ChildCount; i++)
{
var members = WalkContractMember(block.GetChild(i), context).ToArray();
message.Members.AddRange(members.Where(m => m.Kind == Member.Kinds.Field));
var stringRepresentations =
members.Where(m => m.Kind == Member.Kinds.StringRepresentation).ToArray();
switch (stringRepresentations.Length)
{
case 0:
break;
case 1:
message.StringRepresentation = stringRepresentations[0].Name;
break;
default:
throw new InvalidOperationException("Only one string representation per message");
}
}
context.Contracts.Add(message);
context.CurrentEntity.Messages.Add(message);
break;
case MessageContractsLexer.EntityDefinition:
var entityName = t.GetChild(0).Text;
var entityBlock = t.GetChild(1);
var entity = new Entity(entityName);
for (int i = 0; i < entityBlock.ChildCount; i++)
{
entity.FixedMembers.AddRange(WalkContractMember(entityBlock.GetChild(i), context));
}
context.PushEntity(entity);
for (int i = 2; i < t.ChildCount; i++)
{
WalkDeclarations(t.GetChild(i), context);
}
break;
case MessageContractsLexer.NamespaceToken:
var ns = string.Join(".", t.Children().Select(s => s.Text));
context.CurrentNamespace = ns;
break;
case MessageContractsLexer.ExternToken:
var text = t.GetChild(0).Text;
context.CurrentExtern = text;
break;
case MessageContractsLexer.UsingToken:
var us = string.Join(".", t.Children().Select(s => s.Text));
context.Using.Add(us);
break;
default:
throw new InvalidOperationException("Unexpected token: " + t.Text);
}
}
void WriteParameters(Message message, CodeWriter writer)
{
var first = true;
foreach (var member in message.Members)
{
if (first)
{
first = false;
}
else
{
writer.Write(", ");
}
writer.Write("{0} {1}", member.Type, GeneratorUtil.ParameterCase(member.Name));
}
}
void WriteParametersForFactoryMethod(Message message, CodeWriter writer)
{
var first = true;
foreach (var member in message.Members)
{
if (first)
{
first = false;
}
else
{
writer.Write(", ");
}
writer.Write("{0} {1}", member.Type.Replace(typeof(Guid).Name, typeof(string).Name), GeneratorUtil.ParameterCase(member.Name));
}
}
void WriteMembers(Message message, CodeWriter writer)
{
var idx = 1;
foreach (var member in message.Members)
{
writer.WriteLine(MemberTemplate, idx, member.Type, GeneratorUtil.MemberCase(member.Name));
idx += 1;
}
}
void WriteNewObjectArguments(Message message, CodeWriter writer)
{
var separator = "";
foreach (var member in message.Members)
{
var toWrite = member.Type == typeof(Guid).Name
? "Guid.Parse(" + GeneratorUtil.ParameterCase(member.Name) + ")"
: GeneratorUtil.ParameterCase(member.Name);
writer.Write("{0}{1}",separator, toWrite);
separator = ", ";
}
}
void WriteInterfaceMembers(Message message, CodeWriter writer)
{
foreach (var member in message.Members)
{
writer.WriteLine("{0} {1} {{ get; }}", member.Type,GeneratorUtil.MemberCase(member.Name));
}
}
private void WriteInteropData(CodeWriter writer, Message contract)
{
writer.WriteLine("public partial interface IMessageFactory");
writer.WriteLine("{");
writer.Indent += 1;
writer.Write("{0} Create{0} (", contract.Name);
WriteParametersForFactoryMethod(contract, writer);
writer.WriteLine(");");
writer.Indent -= 1;
writer.WriteLine("}");
writer.WriteLine();
writer.WriteLine("public partial class MessageFactory");
writer.WriteLine("{");
writer.Indent += 1;
writer.Write("public {0} Create{0} (", contract.Name);
WriteParametersForFactoryMethod(contract, writer);
writer.WriteLine(")");
writer.WriteLine("{");
writer.Indent += 1;
writer.Write("return new {0}(", contract.Name);
WriteNewObjectArguments(contract, writer);
writer.WriteLine(");");
writer.Indent -= 1;
writer.WriteLine("}");
writer.Indent -= 1;
writer.WriteLine("}");
writer.WriteLine();
writer.WriteLine("[ComVisible(true)]");
writer.WriteLine(contract.InteropData.ComInterfaceGuidAttribute);
writer.WriteLine("[InterfaceType(ComInterfaceType.InterfaceIsIDispatch)]");
writer.WriteLine("public partial interface I{0}", contract.Name);
writer.WriteLine("{");
writer.Indent += 1;
if (contract.Members.Count > 0)
{
WriteInterfaceMembers(contract, writer);
}
writer.Indent -= 1;
writer.WriteLine("}");
writer.WriteLine();
writer.WriteLine("[ComVisible(true)]");
writer.WriteLine(contract.InteropData.ClassGuidAttribute);
writer.WriteLine("[ClassInterface(ClassInterfaceType.None)]");
}
void WriteAssignments(Message message, CodeWriter writer)
{
foreach (var member in message.Members)
{
writer.WriteLine("{0} = {1};", GeneratorUtil.MemberCase(member.Name), GeneratorUtil.ParameterCase(member.Name));
}
}
static void WriteToString(CodeWriter writer, Message contract)
{
if (string.IsNullOrWhiteSpace(contract.StringRepresentation))
return;
writer.WriteLine();
writer.WriteLine("public override string ToString()");
writer.WriteLine("{");
writer.Indent += 1;
var text = contract.StringRepresentation;
var active = new List<string>();
foreach (var member in contract.Members)
{
text = ReplaceAdd(text, "{" + member.DslName + ":", "{" + active.Count + ":", active, member);
text = ReplaceAdd(text, "{" + member.DslName + "}", "{" + active.Count + "}", active, member);
if (member.DslName != member.Name)
{
text = ReplaceAdd(text, "{" + member.Name + ":", "{" + active.Count + ":", active, member);
text = ReplaceAdd(text, "{" + member.Name + "}", "{" + active.Count + "}", active, member);
}
}
writer.Write("return string.Format(@{0}", text);
foreach (var variable in active)
{
writer.Write(", " + GeneratorUtil.MemberCase(variable));
}
writer.WriteLine(");");
writer.Indent -= 1;
writer.WriteLine("}");
}
static void WriteNotSoPrivateAnymoreCtor(CodeWriter writer, Message contract)
{
var arrays = contract.Members.Where(p => p.Type.EndsWith("[]")).ToArray();
if (!arrays.Any())
{
writer.WriteLine(@"public {0} () {{}}", contract.Name);
}
else
{
writer.WriteLine(@"{0} ()
{{", contract.Name);
writer.Indent += 1;
foreach (var array in arrays)
{
writer.WriteLine("{0} = new {1};",
GeneratorUtil.MemberCase(array.Name),
array.Type.Replace("[]", "[0]")
);
}
writer.Indent -= 1;
writer.WriteLine("}");
}
}
void WriteMembers(Message message, CodeWriter writer)
{
var idx = 1;
foreach (var member in message.Members)
{
var annotation = string.IsNullOrWhiteSpace(member.Annotation)
? string.Empty
: string.Format("{0}{1}", member.Annotation, Environment.NewLine);
var isRequired = string.Empty;
if (annotation.IndexOf("required", StringComparison.InvariantCultureIgnoreCase) > 0 && annotation.IndexOf("RequiredIfNull", StringComparison.InvariantCultureIgnoreCase) < 0)
{
isRequired = ", IsRequired=true";
}
writer.WriteLine(MemberTemplate, annotation, idx, member.Type, GeneratorUtil.MemberCase(member.Name), isRequired);
idx += 1;
}
}
static void WriteSummary(CodeWriter writer, Message contract)
{
if (!string.IsNullOrWhiteSpace(contract.Representation) && contract.Representation.StartsWith("\""))
{
writer.WriteLine("/// <summary>");
foreach (var line in contract.Representation.Trim('"').Split('\n'))
{
writer.WriteLine("/// " + line.Trim());
}
writer.WriteLine("/// </summary>");
}
}
