internal void AddMember(ScriptProcessor processor, PrototypeMember member)
{
if (_prototypeMembers.ContainsKey(member.Identifier))
{
processor.ErrorHandler.ThrowError(ErrorType.SyntaxError, ErrorHandler.MessageSyntaxClassDuplicateDefinition, member.Identifier, Name);
}
_prototypeMembers.Add(member.Identifier, member);
}
// TODO: C# 7: put proper Tuple handling in place.
private static Tuple <PrototypeMember, string> ParseVarStatement(ScriptProcessor processor, ScriptStatement statement)
{
var code = statement.Code;
var signature = code.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries).ToList();
var assignment = "";
var isReadOnly = false;
var isStatic = false;
// Read static:
if (signature.Contains(VarSignatureStatic))
{
isStatic = true;
signature.Remove(VarSignatureStatic);
}
// Read readonly:
if (signature.Contains(VarSignatureReadonly))
{
isReadOnly = true;
signature.Remove(VarSignatureReadonly);
}
if (signature[0] != "var" || signature.Count < 2)
{
processor.ErrorHandler.ThrowError(ErrorType.SyntaxError, ErrorHandler.MessageSyntaxClassInvalidVarDeclaration);
}
var identifier = signature[1];
if (!ScriptProcessor.IsValidIdentifier(identifier))
{
processor.ErrorHandler.ThrowError(ErrorType.SyntaxError, ErrorHandler.MessageSyntaxMissingVarName);
}
if (signature.Count > 2)
{
if (signature[2].StartsWith("="))
{
assignment = code.Remove(0, code.IndexOf("=", StringComparison.Ordinal) + 1).Trim();
}
else
{
processor.ErrorHandler.ThrowError(ErrorType.SyntaxError, ErrorHandler.MessageSyntaxClassInvalidVarDeclaration);
}
}
var member = new PrototypeMember(identifier, processor.Undefined, isStatic, isReadOnly, false, false);
return(new Tuple <PrototypeMember, string>(member, assignment));
}
public ArrayPrototype() : base("Array")
{
Constructor = new PrototypeMember("Constructor", new SFunction(ConstructorImpl));
}
public StringPrototype() : base("String")
{
Constructor = new PrototypeMember("constructor", new SFunction(ConstructorImpl));
}