private TypeName(string s, ref int index)
{
try
{
var startIndex = index;
var nameStartIndex = startIndex;
var nameEndIndex = (int?)null;
var assemblyDescriptionStartIndex = (int?)null;
var assemblyDescriptionEndIndex = (int?)null;
var hasGroupingBracket = false;
var state = State.Name;
for (; index < s.Length; ++index)
{
var currentCharacter = s[index];
var nextCharacter = index + 1 < s.Length ? s[index + 1] : (char?)null;
if (state == State.Name)
{
if (currentCharacter == '[')
{
if (index == startIndex)
{
// Skip type grouping bracket
hasGroupingBracket = true;
nameStartIndex++;
}
else if (nextCharacter == ']' || nextCharacter == ',')
{
// Square bracket delimits an array
state = State.Array;
}
else
{
// Square bracket delimits the generic argument list
nameEndIndex = index;
state = State.Generics;
}
}
else if (currentCharacter == ']')
{
if (hasGroupingBracket)
{
// We finished the current grouping, break out
break;
}
}
else if (currentCharacter == ',')
{
// We're entering assembly description
state = State.Assembly;
assemblyDescriptionStartIndex = index + 1;
if (nameEndIndex == null)
{
nameEndIndex = index;
}
}
}
else if (state == State.Array)
{
if (currentCharacter == ']')
{
state = State.Name;
}
}
else if (state == State.Generics)
{
if (currentCharacter == ']')
{
state = State.Name;
}
else if (currentCharacter == ',' || currentCharacter == ' ')
{
// Generic delimiters
}
else
{
GenericParameters.Add(new TypeName(s, ref index));
}
}
else if (state == State.Assembly)
{
if (currentCharacter == ']')
{
if (hasGroupingBracket)
{
// We finished the current grouping, break out
assemblyDescriptionEndIndex = index;
break;
}
}
}
}
if (nameEndIndex == null)
{
nameEndIndex = s.Length;
}
if (assemblyDescriptionEndIndex == null)
{
assemblyDescriptionEndIndex = s.Length;
}
Name = s.Substring(nameStartIndex, nameEndIndex.Value - nameStartIndex);
if (Name.Contains('+'))
{
var nestedNames = Name.Split('+');
foreach (var nestedName in nestedNames)
{
nestedName.PartsAround('`', out var name, out var genericarity);
names.Add(name);
if (genericarity != null)
{
genericarities.Add(int.Parse(genericarity));
}
else
{
genericarities.Add(0);
}
}
}
else
{
Name.PartsAround('`', out var name, out var genericarity);
names.Add(name);
if (genericarity != null)
{
genericarities.Add(int.Parse(genericarity));
}
else
{
genericarities.Add(0);
}
}
if (assemblyDescriptionStartIndex != null)
{
AssemblyDescription = s.Substring(assemblyDescriptionStartIndex.Value, assemblyDescriptionEndIndex.Value - assemblyDescriptionStartIndex.Value);
var parts = AssemblyDescription.Split(',')
.Select(x => x.Trim())
.ToList();
AssemblyVersion = LookForPairThenRemove(parts, "Version");
AssemblyCulture = LookForPairThenRemove(parts, "Culture");
AssemblyPublicKeyToken = LookForPairThenRemove(parts, "PublicKeyToken");
if (parts.Count > 0)
{
AssemblyName = parts[0];
}
}
}
catch (Exception ex)
{
throw new FormatException($"Failed to parse type name: {s}", ex);
}
}
public ParsedAssemblyQualifiedName(string AssemblyQualifiedName)
{
var typeNameLength = AssemblyQualifiedName.Length;
var hasAssemblyDescription = false;
var rootBlock = new Block();
{
var depth = 0;
var currentBlock = rootBlock;
for (var index = 0; index < AssemblyQualifiedName.Length; ++index)
{
var c = AssemblyQualifiedName[index];
if (c == '[')
{
if (AssemblyQualifiedName[index + 1] == ']') // Array type // TODO (LAZLO): This won't detect multidimensional array, but FS can't handle them anyway
{
index++;
}
else
{
if (depth == 0)
{
typeNameLength = index;
}
++depth;
var innerBlock = new Block
{
startIndex = index + 1,
level = depth,
parentBlock = currentBlock
};
currentBlock.innerBlocks.Add(innerBlock);
currentBlock = innerBlock;
}
}
else if (c == ']')
{
currentBlock.endIndex = index - 1;
if (AssemblyQualifiedName[currentBlock.startIndex] != '[')
{
currentBlock.parsedAssemblyQualifiedName = new ParsedAssemblyQualifiedName(AssemblyQualifiedName.Substring(currentBlock.startIndex, index - currentBlock.startIndex));
if (depth == 2)
{
GenericParameters.Add(currentBlock.parsedAssemblyQualifiedName);
}
}
currentBlock = currentBlock.parentBlock;
--depth;
}
else if (depth == 0 && c == ',')
{
typeNameLength = index;
hasAssemblyDescription = true;
break;
}
}
}
TypeName = AssemblyQualifiedName.Substring(0, typeNameLength);
var tickIndex = TypeName.IndexOf('`');
if (tickIndex >= 0)
{
GenericParameterCount = int.Parse(TypeName.Substring(tickIndex + 1));
TypeName = TypeName.Substring(0, tickIndex);
}
if (hasAssemblyDescription)
{
AssemblyDescriptionString = AssemblyQualifiedName.Substring(typeNameLength + 2);
var parts = AssemblyDescriptionString.Split(',')
.Select(x => x.Trim())
.ToList();
Version = LookForPairThenRemove(parts, "Version");
Culture = LookForPairThenRemove(parts, "Culture");
PublicKeyToken = LookForPairThenRemove(parts, "PublicKeyToken");
if (parts.Count > 0)
{
ShortAssemblyName = parts[0];
}
}
}