// Returns cardinality if tuple type, otherwise 0.
private static int GetTupleCardinalityIfAny(Type type)
{
int cardinality;
type.IsTupleCompatible(out cardinality);
return(cardinality);
}
/// <summary>
/// Append the qualified name (i.e. including containing types and namespaces) of a named type
/// (i.e. not a pointer or array type) to <paramref name="builder"/>.
/// </summary>
/// <remarks>
/// Keyword strings are appended for primitive types (e.g. "int" for "System.Int32").
/// </remarks>
/// <remarks>
/// Does not call itself or <see cref="AppendQualifiedTypeName"/> (directly).
/// </remarks>
private void AppendQualifiedTypeNameInternal(
StringBuilder builder,
Type type,
ReadOnlyCollection <byte> dynamicFlags,
ref int dynamicFlagIndex,
ReadOnlyCollection <string> tupleElementNames,
ref int tupleElementIndex,
bool escapeKeywordIdentifiers,
out bool sawInvalidIdentifier)
{
var isDynamic = DynamicFlagsCustomTypeInfo.GetFlag(dynamicFlags, dynamicFlagIndex++) && type.IsObject();
if (AppendSpecialTypeName(builder, type, isDynamic))
{
sawInvalidIdentifier = false;
return;
}
Debug.Assert(!isDynamic, $"Dynamic should have been handled by {nameof(AppendSpecialTypeName)}");
Debug.Assert(!IsPredefinedType(type));
if (type.IsGenericParameter)
{
AppendIdentifier(builder, escapeKeywordIdentifiers, type.Name, out sawInvalidIdentifier);
return;
}
int cardinality;
if (type.IsTupleCompatible(out cardinality))
{
if (cardinality == 1)
{
// Not displayed as a tuple but is included in tuple element names.
tupleElementIndex++;
}
else
{
AppendTupleElements(
builder,
type,
cardinality,
dynamicFlags,
ref dynamicFlagIndex,
tupleElementNames,
ref tupleElementIndex,
escapeKeywordIdentifiers,
out sawInvalidIdentifier);
return;
}
}
// Note: in the Reflection/LMR object model, all type arguments are on the most nested type.
var hasTypeArguments = type.IsGenericType;
var typeArguments = hasTypeArguments
? type.GetGenericArguments()
: null;
Debug.Assert(hasTypeArguments == (typeArguments != null));
var numTypeArguments = hasTypeArguments ? typeArguments.Length : 0;
sawInvalidIdentifier = false;
bool sawSingleInvalidIdentifier;
var typeArgumentOffset = 0;
if (type.IsNested)
{
// Push from inside, out.
var stack = ArrayBuilder <Type> .GetInstance();
{
var containingType = type.DeclaringType;
while (containingType != null)
{
stack.Add(containingType);
containingType = containingType.DeclaringType;
}
}
var lastContainingTypeIndex = stack.Count - 1;
AppendNamespacePrefix(builder, stack[lastContainingTypeIndex], escapeKeywordIdentifiers, out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
// Pop from outside, in.
for (int i = lastContainingTypeIndex; i >= 0; i--)
{
var containingType = stack[i];
// ACASEY: I explored the type in the debugger and couldn't find the arity stored/exposed separately.
int arity = hasTypeArguments ? containingType.GetGenericArguments().Length - typeArgumentOffset : 0;
AppendUnqualifiedTypeName(
builder,
containingType,
dynamicFlags,
ref dynamicFlagIndex,
tupleElementNames,
ref tupleElementIndex,
escapeKeywordIdentifiers,
typeArguments,
typeArgumentOffset,
arity,
out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
builder.Append('.');
typeArgumentOffset += arity;
}
stack.Free();
}
else
{
AppendNamespacePrefix(builder, type, escapeKeywordIdentifiers, out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
}
AppendUnqualifiedTypeName(
builder,
type,
dynamicFlags,
ref dynamicFlagIndex,
tupleElementNames,
ref tupleElementIndex,
escapeKeywordIdentifiers,
typeArguments,
typeArgumentOffset,
numTypeArguments - typeArgumentOffset,
out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
}
/// <summary>
/// Append the qualified name (i.e. including containing types and namespaces) of a named type
/// (i.e. not a pointer or array type) to <paramref name="builder"/>.
/// </summary>
/// <remarks>
/// Keyword strings are appended for primitive types (e.g. "int" for "System.Int32").
/// </remarks>
/// <remarks>
/// Does not call itself or <see cref="AppendQualifiedTypeName"/> (directly).
/// </remarks>
private void AppendQualifiedTypeNameInternal(
StringBuilder builder,
Type type,
ReadOnlyCollection<byte> dynamicFlags,
ref int dynamicFlagIndex,
ReadOnlyCollection<string> tupleElementNames,
ref int tupleElementIndex,
bool escapeKeywordIdentifiers,
out bool sawInvalidIdentifier)
{
var isDynamic = DynamicFlagsCustomTypeInfo.GetFlag(dynamicFlags, dynamicFlagIndex++) && type.IsObject();
if (AppendSpecialTypeName(builder, type, isDynamic))
{
sawInvalidIdentifier = false;
return;
}
Debug.Assert(!isDynamic, $"Dynamic should have been handled by {nameof(AppendSpecialTypeName)}");
Debug.Assert(!IsPredefinedType(type));
if (type.IsGenericParameter)
{
AppendIdentifier(builder, escapeKeywordIdentifiers, type.Name, out sawInvalidIdentifier);
return;
}
int cardinality;
if (type.IsTupleCompatible(out cardinality))
{
if (cardinality == 1)
{
// Not displayed as a tuple but is included in tuple element names.
tupleElementIndex++;
}
else
{
AppendTupleElements(
builder,
type,
cardinality,
dynamicFlags,
ref dynamicFlagIndex,
tupleElementNames,
ref tupleElementIndex,
escapeKeywordIdentifiers,
out sawInvalidIdentifier);
return;
}
}
// Note: in the Reflection/LMR object model, all type arguments are on the most nested type.
var hasTypeArguments = type.IsGenericType;
var typeArguments = hasTypeArguments
? type.GetGenericArguments()
: null;
Debug.Assert(hasTypeArguments == (typeArguments != null));
var numTypeArguments = hasTypeArguments ? typeArguments.Length : 0;
sawInvalidIdentifier = false;
bool sawSingleInvalidIdentifier;
var typeArgumentOffset = 0;
if (type.IsNested)
{
// Push from inside, out.
var stack = ArrayBuilder<Type>.GetInstance();
{
var containingType = type.DeclaringType;
while (containingType != null)
{
stack.Add(containingType);
containingType = containingType.DeclaringType;
}
}
var lastContainingTypeIndex = stack.Count - 1;
AppendNamespacePrefix(builder, stack[lastContainingTypeIndex], escapeKeywordIdentifiers, out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
// Pop from outside, in.
for (int i = lastContainingTypeIndex; i >= 0; i--)
{
var containingType = stack[i];
// ACASEY: I explored the type in the debugger and couldn't find the arity stored/exposed separately.
int arity = hasTypeArguments ? containingType.GetGenericArguments().Length - typeArgumentOffset : 0;
AppendUnqualifiedTypeName(
builder,
containingType,
dynamicFlags,
ref dynamicFlagIndex,
tupleElementNames,
ref tupleElementIndex,
escapeKeywordIdentifiers,
typeArguments,
typeArgumentOffset,
arity,
out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
builder.Append('.');
typeArgumentOffset += arity;
}
stack.Free();
}
else
{
AppendNamespacePrefix(builder, type, escapeKeywordIdentifiers, out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
}
AppendUnqualifiedTypeName(
builder,
type,
dynamicFlags,
ref dynamicFlagIndex,
tupleElementNames,
ref tupleElementIndex,
escapeKeywordIdentifiers,
typeArguments,
typeArgumentOffset,
numTypeArguments - typeArgumentOffset,
out sawSingleInvalidIdentifier);
sawInvalidIdentifier |= sawSingleInvalidIdentifier;
}
