Ast.Expression GetArgVal(FtlParserStream ps)
{
if (ps.IsNumberStart())
{
return(GetNumber(ps));
}
else if (ps.CurrentIs('"'))
{
return(GetString(ps));
}
throw new ParseException("E0012");
}
Ast.Expression _GetLiteral(FtlParserStream ps)
{
var ch = ps.Current;
if (ch == Eof)
{
throw new ParseException("E0014");
}
if (ch == '$')
{
ps.Next();
var id = GetIdentifier(ps);
return(new Ast.VariableReference(id));
}
if (ps.IsIdentifierStart())
{
var name = GetIdentifier(ps);
return(new Ast.MessageReference(name));
}
if (ps.IsNumberStart())
{
return(GetNumber(ps));
}
if (ch == '-')
{
var id = GetTermIdentifier(ps);
return(new Ast.TermReference(id));
}
if (ch == '"')
{
return(GetString(ps));
}
throw new ParseException("E0014");
}