75 lines
2.5 KiB
C#
75 lines
2.5 KiB
C#
//-----------------------------------------------------------------------
|
|
//-----------------------------------------------------------------------
|
|
// file="AbstractSyntaxTree.cs"
|
|
// Project: StgSharp
|
|
// AuthorGroup: Nitload Space
|
|
// Copyright (c) Nitload Space. All rights reserved.
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person
|
|
// obtaining a copy of this software and associated documentation
|
|
// files (the “Software”), to deal in the Software without restriction,
|
|
// including without limitation the rights to use, copy, modify, merge,
|
|
// publish, distribute, sublicense, and/or sell copies of the Software,
|
|
// and to permit persons to whom the Software is furnished to do so,
|
|
// subject to the following conditions:
|
|
//
|
|
// The above copyright notice and
|
|
// this permission notice shall be included in all copies
|
|
// or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED “AS IS”,
|
|
// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
|
|
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
|
|
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
// ARISING FROM, OUT OF OR IN CONNECTION WITH
|
|
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
//
|
|
//-----------------------------------------------------------------------
|
|
//-----------------------------------------------------------------------
|
|
using StgSharp.Collections;
|
|
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Text;
|
|
|
|
namespace StgSharp.Script
|
|
{
|
|
public class AbstractSyntaxTree<TToken> where TToken: IExpressionToken
|
|
{
|
|
|
|
private bool _cacheAvailable;
|
|
private HashSet<TToken> _allToken = new();
|
|
private TToken _root;
|
|
|
|
public int Count
|
|
{
|
|
get
|
|
{
|
|
if( !_cacheAvailable ) {
|
|
MakeCache();
|
|
}
|
|
return _allToken.Count;
|
|
}
|
|
}
|
|
|
|
public TToken Root => _root;
|
|
|
|
public bool Contains( TToken node )
|
|
{
|
|
if( !_cacheAvailable ) {
|
|
MakeCache();
|
|
}
|
|
return _allToken.Contains( node );
|
|
}
|
|
|
|
public void MakeCache()
|
|
{
|
|
Root.TryGetNextLevel(out var nextLevel);
|
|
foreach( TToken node in nextLevel ) { }
|
|
}
|
|
|
|
}
|
|
}
|