internal override string GetOriginalFieldName(string name)
{
if (!GeneratedNameParser.TryParseGeneratedName(name, out _, out var openBracketOffset, out var closeBracketOffset))
{
return(name);
}
var result = name.Substring(openBracketOffset + 1, closeBracketOffset - openBracketOffset - 1);
return(result);
}
internal override void AppendFullName(StringBuilder builder, MethodSymbol method)
{
var displayFormat = (method.MethodKind == MethodKind.PropertyGet || method.MethodKind == MethodKind.PropertySet) ?
s_propertyDisplayFormat :
DisplayFormat;
var parts = method.ToDisplayParts(displayFormat);
var numParts = parts.Length;
for (int i = 0; i < numParts; i++)
{
var part = parts[i];
var displayString = part.ToString();
switch (part.Kind)
{
case SymbolDisplayPartKind.ClassName:
if (GeneratedNameParser.GetKind(displayString) != GeneratedNameKind.LambdaDisplayClass)
{
builder.Append(displayString);
}
else
{
// Drop any remaining display class name parts and the subsequent dot...
do
{
i++;
}while (i < numParts && parts[i].Kind != SymbolDisplayPartKind.MethodName);
i--;
}
break;
case SymbolDisplayPartKind.MethodName:
GeneratedNameKind kind;
int openBracketOffset, closeBracketOffset;
if (GeneratedNameParser.TryParseGeneratedName(displayString, out kind, out openBracketOffset, out closeBracketOffset) &&
(kind == GeneratedNameKind.LambdaMethod || kind == GeneratedNameKind.LocalFunction))
{
builder.Append(displayString, openBracketOffset + 1, closeBracketOffset - openBracketOffset - 1); // source method name
builder.Append('.');
if (kind == GeneratedNameKind.LambdaMethod)
{
builder.Append(AnonymousMethodName);
}
// NOTE: Local functions include the local function name inside the suffix ("<Main>__Local1_1")
// NOTE: The old implementation only appended the first ordinal number. Since this is not useful
// in uniquely identifying the lambda, we'll append the entire ordinal suffix (which may contain
// multiple numbers, as well as '-' or '_').
builder.Append(displayString.Substring(closeBracketOffset + 2)); // ordinal suffix (e.g. "__1")
}
else
{
builder.Append(displayString);
}
break;
default:
builder.Append(displayString);
break;
}
}
}
