private void WriteToStringEntry(ToStringEntry toStringEntry)
{
if (toStringEntry.Text != null && toStringEntry.Variable == null)
{
this.WriteLiteralTextAppend(toStringEntry.Text);
return;
}
this.WriteToStringEntryRecursive(toStringEntry, _model.GetTypeForMember(toStringEntry.Variable).Kind, "this." + toStringEntry.Variable.CSharpName, toStringEntry.Variable.Rank);
}
private static void WriteVisitMember(CodeWriter codeWriter, DataModel model, DataModelMember member)
{
DataModelType memberType = model.GetTypeForMember(member);
switch (memberType.Kind)
{
case DataModelTypeKind.BuiltInNumber:
case DataModelTypeKind.BuiltInString:
case DataModelTypeKind.BuiltInDictionary:
case DataModelTypeKind.BuiltInBoolean:
case DataModelTypeKind.BuiltInUri:
case DataModelTypeKind.BuiltInVersion:
case DataModelTypeKind.Enum:
// Don't visit builtins; overrides would inspect those directly.
return;
case DataModelTypeKind.Leaf:
case DataModelTypeKind.Base:
// Visit this member
break;
case DataModelTypeKind.Default:
default:
Debug.Fail("Unexpected DataModelTypeKind");
return;
}
var valueNamer = new LocalVariableNamer("value");
string sourceVariable = "node." + member.CSharpName;
for (int idx = 0; idx < member.Rank; ++idx)
{
string valueName = valueNamer.MakeName();
codeWriter.OpenBrace("if ({0} != null)", sourceVariable);
codeWriter.OpenBrace("foreach (var {0} in {1})", valueName, sourceVariable);
sourceVariable = valueName;
}
codeWriter.WriteLine("this.VisitNullChecked({0});", sourceVariable);
if (member.Rank == 0)
{
return;
}
for (int idx = 0; idx < member.Rank; ++idx)
{
codeWriter.CloseBrace(); // if (source != null)
codeWriter.CloseBrace(); // foreach
}
codeWriter.WriteLine();
}
private static void WriteParameterForMember(StringBuilder sb, DataModel model, DataModelMember member)
{
CodeGenerator.AppendRankedTypeName(sb, "IEnumerable", model.GetTypeForMember(member).CSharpName, member.Rank);
sb.Append(' ');
sb.Append(member.ArgumentName);
}
private static void WriteInitForMember(CodeWriter codeWriter, DataModel model, DataModelMember member, LocalVariableNamer destNamer, LocalVariableNamer valueNamer)
{
DataModelType memberType = model.GetTypeForMember(member);
if (memberType.IsNullable)
{
codeWriter.OpenBrace("if ({0} != null)", member.ArgumentName);
}
if (member.Rank == 0)
{
codeWriter.WriteLine("this." + member.CSharpName + " = " + GetCopyCreationExpression(memberType, member.ArgumentName) + ";");
}
else
{
string[] destinations = new string[member.Rank];
string source = member.ArgumentName;
for (int idx = 0; idx < destinations.Length; ++idx)
{
string currentDest = destNamer.MakeName();
destinations[idx] = currentDest;
StringBuilder sb = new StringBuilder();
sb.Append("var ").Append(currentDest).Append(" = new List<");
AppendRankedTypeName(sb, "IList", memberType.CSharpName, member.Rank - idx - 1);
sb.Append(">();");
codeWriter.WriteLineConsume(sb);
codeWriter.OpenBrace("if ({0} != null)", source);
string value = valueNamer.MakeName();
codeWriter.OpenBrace("foreach (var {0} in {1})", value, source);
source = value;
}
string lastDestination = destinations[destinations.Length - 1];
if (memberType.IsNullable)
{
codeWriter.OpenBrace("if ({0} == null)", source);
codeWriter.WriteLine(lastDestination + ".Add(null);");
codeWriter.CloseBrace();
codeWriter.OpenBrace("else");
}
codeWriter.WriteLine(lastDestination + ".Add(" + GetCopyCreationExpression(memberType, source) + ");");
if (memberType.IsNullable)
{
codeWriter.CloseBrace();
}
codeWriter.CloseBrace(); // foreach
codeWriter.CloseBrace(); // if (source != null)
codeWriter.WriteLine();
for (int idx = 1; idx < destinations.Length; ++idx)
{
codeWriter.WriteLine("{0}.Add({1});", destinations[member.Rank - idx - 1], destinations[member.Rank - idx]);
codeWriter.CloseBrace(); // foreach
codeWriter.CloseBrace(); // if (source != null)
codeWriter.WriteLine();
}
codeWriter.WriteLine("this.{0} = {1};", member.CSharpName, destinations[0]);
}
if (memberType.IsNullable)
{
codeWriter.CloseBrace();
}
}
private void WriteGetHashCodeMember(DataModelMember member)
{
DataModelType memberType = _model.GetTypeForMember(member);
DataModelTypeKind typeKind = memberType.Kind;
string sourceVariable = "this." + member.CSharpName;
int additionalCloseBraces = 0;
// (rank - 1) * 2 OpenBrace calls
for (int idx = 1; idx < member.Rank; ++idx)
{
string nextVariable = _valueNamer.MakeName();
_codeWriter.OpenBrace("if ({0} != null)", sourceVariable);
_codeWriter.OpenBrace("foreach (var {0} in {1})", nextVariable, sourceVariable);
_codeWriter.WriteLine("result = result * {0};", MultiplicativeConstant);
_codeWriter.OpenBrace("if ({0} != null)", nextVariable);
sourceVariable = nextVariable;
++additionalCloseBraces;
}
// rank != 0 ? 1 : 0 OpenBrace calls
if (member.Rank != 0)
{
string nextVariable = _valueNamer.MakeName();
_codeWriter.OpenBrace("if ({0} != null)", sourceVariable);
_codeWriter.OpenBrace("foreach (var {0} in {1})", nextVariable, sourceVariable);
_codeWriter.WriteLine("result = result * {0};", MultiplicativeConstant);
sourceVariable = nextVariable;
++additionalCloseBraces;
}
// rank
if (memberType.IsNullable)
{
_codeWriter.OpenBrace("if ({0} != null)", sourceVariable);
}
switch (typeKind)
{
case DataModelTypeKind.Base:
case DataModelTypeKind.Leaf:
case DataModelTypeKind.BuiltInString:
case DataModelTypeKind.BuiltInUri:
case DataModelTypeKind.BuiltInVersion:
_codeWriter.WriteLine("result = (result * {1}) + {0}.GetHashCode();", sourceVariable, MultiplicativeConstant);
break;
case DataModelTypeKind.BuiltInNumber:
case DataModelTypeKind.Enum:
_codeWriter.WriteLine("result = (result * {1}) + (int){0};", sourceVariable, MultiplicativeConstant);
break;
case DataModelTypeKind.BuiltInBoolean:
_codeWriter.OpenBrace("if (" + sourceVariable + ")");
_codeWriter.WriteLine("result = (result * " + MultiplicativeConstant + ") + 1;");
_codeWriter.CloseBrace();
break;
case DataModelTypeKind.BuiltInDictionary:
string xorTempVal = _xorNamer.MakeName();
string iterVal = _valueNamer.MakeName();
_codeWriter.WriteLine("// Use xor for dictionaries to be order-independent");
_codeWriter.WriteLine("int {0} = 0;", xorTempVal);
_codeWriter.OpenBrace("foreach (var {0} in {1})", iterVal, sourceVariable);
_codeWriter.WriteLine("{0} ^= ({1}.Key ?? String.Empty).GetHashCode();", xorTempVal, iterVal);
_codeWriter.WriteLine("{0} ^= ({1}.Value ?? String.Empty).GetHashCode();", xorTempVal, iterVal);
_codeWriter.CloseBrace(); // foreach
_codeWriter.WriteLine();
_codeWriter.WriteLine("result = (result * {1}) + {0};", xorTempVal, MultiplicativeConstant);
break;
default:
Debug.Fail("Unrecognized DataModelTypeKind");
break;
}
int closeBraces;
if (member.Rank == 0)
{
closeBraces = 0;
}
else
{
closeBraces = (member.Rank - 1) * 2 + 1;
}
if (memberType.IsNullable)
{
++closeBraces;
}
closeBraces += additionalCloseBraces;
for (int idx = 0; idx < closeBraces; ++idx)
{
_codeWriter.CloseBrace();
}
}
