private static void InitializeTypeNameInfo(ParsedUnqualifiedName from, TypeNameInfo to)
{
to.Name = from.Rootname;
to.Namespace = from.Namespace;
to.IsGenericType = from.GenericParameters != null;
if (to.IsGenericType)
{
to.IsOpenGeneric = from.GenericParameters.IsOpenGeneric;
if (to.IsOpenGeneric)
{
for (int i = 0; i < from.GenericParameters.Count; ++i)
{
to.GenericParameters.Add(null);
}
}
else
{
foreach (var genericParam in from.GenericParameters.Parameters)
{
to.GenericParameters.Add(genericParam);
}
}
}
}
private static void InitializeTypeNameInfo(ParsedUnqualifiedName from, TypeNameInfo to)
{
to.Name = from.Rootname;
to.Namespace = from.Namespace;
to.IsGenericType = from.GenericParameters != null;
if (to.IsGenericType)
{
to.IsOpenGeneric = from.GenericParameters.IsOpenGeneric;
if (to.IsOpenGeneric)
{
for (int i = 0; i < from.GenericParameters.Count; ++i)
{
to.GenericParameters.Add(null);
}
}
else
{
foreach (var genericParam in from.GenericParameters.Parameters)
{
to.GenericParameters.Add(genericParam);
}
}
}
}
// Parsing expressions from our grammar.
private static ParseResult Match_TypeName(InputStream input)
{
var resultData = new TypeNameInfo();
ParseResult result = Sequence(
WithAction(Match_UnqualifiedName, r => InitializeTypeNameInfo((ParsedUnqualifiedName)r.ResultData, resultData)),
ZeroOrOne(Sequence(Match_Comma, WithAction(Match_AssemblyName, r => resultData.AssemblyName = r.MatchedString))))(input);
if (!result.Matched) return result;
return new ParseResult(result.MatchedString, resultData);
}
private static ParseResult Match_GenericTypeParameter(InputStream input)
{
return(FirstOf(
WithAction(Match_UnqualifiedName, r =>
{
var result = new TypeNameInfo();
InitializeTypeNameInfo((ParsedUnqualifiedName)r.ResultData, result);
return new ParseResult(r.MatchedString, result);
}),
WithAction(Sequence(Match_LeftBracket, Match_TypeName, Match_RightBracket), r => new SequenceResult(r)[1]))
(input));
}
// Parsing expressions from our grammar.
private static ParseResult Match_TypeName(InputStream input)
{
var resultData = new TypeNameInfo();
ParseResult result = Sequence(
WithAction(Match_UnqualifiedName, r => InitializeTypeNameInfo((ParsedUnqualifiedName)r.ResultData, resultData)),
ZeroOrOne(Sequence(Match_Comma, WithAction(Match_AssemblyName, r => resultData.AssemblyName = r.MatchedString))))(input);
if (!result.Matched)
{
return(result);
}
return(new ParseResult(result.MatchedString, resultData));
}
private Type ResolveGenericTypeShorthand(string typeNameOrAlias)
{
Type result = null;
TypeNameInfo parseResult = TypeNameParser.Parse(typeNameOrAlias);
if (parseResult != null && parseResult.IsGenericType)
{
result = ResolveTypeInternal(parseResult.FullName);
if (result == null)
{
return(null);
}
var genericParams = new List <Type>(parseResult.NumGenericParameters);
bool isOpenGeneric = (parseResult.GenericParameters[0] == null);
if (!isOpenGeneric)
{
foreach (var genericParamInfo in parseResult.GenericParameters)
{
Type genericParam = ResolveType(genericParamInfo.FullName, false);
if (genericParam == null)
{
return(null);
}
genericParams.Add(genericParam);
}
if (genericParams.Count > 0)
{
result = result.MakeGenericType(genericParams.ToArray());
}
}
}
return(result);
}
private static ParseResult Match_GenericTypeParameter(InputStream input)
{
return ParseBuilder.FirstOf(
ParseBuilder.WithAction(Match_UnqualifiedName, r =>
{
var result = new TypeNameInfo();
InitializeTypeNameInfo((ParsedUnqualifiedName)r.ResultData, result);
return new ParseResult(r.MatchedString, result);
}),
ParseBuilder.WithAction(
ParseBuilder.Sequence(Match_LeftBracket, Match_TypeName, Match_RightBracket),
r => new SequenceResult(r)[1]))(
input);
}
