// The Nova Project by Ken Beckett.
// Copyright (C) 2007-2012 Inevitable Software, all rights reserved.
// Released under the Common Development and Distribution License, CDDL-1.0: http://opensource.org/licenses/cddl1.php
using System;
using Nova.Parsing;
namespace Nova.CodeDOM
{
/// <summary>
/// Represents a special type of method used to read the value of a property.
/// </summary>
/// <remarks>
/// A GetterDecl acquires its return type and internal name from its parent <see cref="PropertyDecl"/> or <see cref="IndexerDecl"/>.
/// The return type will be null if no Parent has been set yet.
/// </remarks>
public class GetterDecl : AccessorDecl
{
#region /* CONSTANTS */
/// <summary>
/// The internal name prefix.
/// </summary>
public const string NamePrefix = ParseToken + "_";
#endregion
#region /* CONSTRUCTORS */
/// <summary>
/// Create a <see cref="GetterDecl"/>.
/// </summary>
public GetterDecl(Modifiers modifiers, CodeObject body)
: base(NamePrefix, null, modifiers, body)
{ }
/// <summary>
/// Create a <see cref="GetterDecl"/>.
/// </summary>
public GetterDecl(Modifiers modifiers)
: base(NamePrefix, null, modifiers)
{ }
/// <summary>
/// Create a <see cref="GetterDecl"/>.
/// </summary>
public GetterDecl()
: base(NamePrefix, null, Modifiers.None)
{ }
/// <summary>
/// Create a <see cref="GetterDecl"/>.
/// </summary>
public GetterDecl(CodeObject body)
: base(NamePrefix, null, body)
{ }
#endregion
#region /* PROPERTIES */
/// <summary>
/// The return type of the method (never null - will be type 'void' instead).
/// </summary>
public override Expression ReturnType
{
// The return type of a GetterDecl is always the type of the parent PropertyDeclBase
get { return ((PropertyDeclBase)_parent).Type; }
set { throw new Exception("Can't set the ReturnType of a GetterDecl - change the type of the PropertyDecl instead."); }
}
/// <summary>
/// The keyword associated with the <see cref="Statement"/>.
/// </summary>
public override string Keyword
{
get { return ParseToken; }
}
#endregion
#region /* PARSING */
/// <summary>
/// The token used to parse the code object.
/// </summary>
public const string ParseToken = "get";
internal static new void AddParsePoints()
{
// Parse 'get' for Properties, Indexers, and Events
// (analysis will complain in the last case that it should be 'add' instead)
Parser.AddParsePoint(ParseToken, Parse, typeof(PropertyDeclBase));
}
/// <summary>
/// Parse a <see cref="GetterDecl"/>.
/// </summary>
public static new GetterDecl Parse(Parser parser, CodeObject parent, ParseFlags flags)
{
return new GetterDecl(parser, parent, flags);
}
protected GetterDecl(Parser parser, CodeObject parent, ParseFlags flags)
: base(parser, parent, NamePrefix, flags)
{
ParseAccessor(parser, flags);
}
#endregion
}
}