private Message ParseIdentifier(Lexer lexer, Token.Identifier identifier)
{
var match = Regex.Match((string)identifier, @"^msg(id|id_plural|str|str\[(\d+)\]|ctxt)$");
if (!match.Success)
{
throw new SyntaxException(lexer, "invalid identifier: " + (string)identifier);
}
int plural_order;
MessageType type;
switch (match.Groups [1].Value)
{
case "id":
type = MessageType.SingularIdentifier;
plural_order = -1;
break;
case "id_plural":
type = MessageType.PluralIdentifier;
plural_order = -1;
break;
case "str":
type = MessageType.SingularString;
plural_order = 0;
break;
case "ctxt":
type = MessageType.Context;
plural_order = -1;
break;
default:
if (match.Groups.Count == 3)
{
type = MessageType.PluralString;
plural_order = Int32.Parse(match.Groups [2].Value);
}
else
{
throw new SyntaxException(lexer, "invalid identifier: " + (string)identifier);
}
break;
}
return(new Message(identifier, type, plural_order));
}
public static bool IsQuotationWithHeader(Token.QuoteGroup group, out Token.Identifier type, out Token.Operator colon, out Token body)
{
var content = group.Child as Token.LooseGroup;
if (content != null)
{
var _type = content.Child as Token.Identifier;
if (_type != null && _quotationTypes.Contains(_type.name))
{
var _colon = _type.Next as Token.Operator;
if (_colon != null && string.Equals(_colon.name, ":", StringComparison.InvariantCulture))
{
type = _type;
colon = _colon;
body = _colon.Next;
return(true);
}
}
}
type = null;
colon = null;
body = null;
return(false);
}