141 lines
4.7 KiB
C#
141 lines
4.7 KiB
C#
//-----------------------------------------------------------------------
|
|
//-----------------------------------------------------------------------
|
|
// file="ExpNodeGenerator.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 Microsoft.CodeAnalysis.CSharp.Syntax;
|
|
|
|
using StgSharp.Threading;
|
|
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using System.IO.Pipes;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
using ExpKeyword = StgSharp.Script.Express.ExpressCompile.KeyWord;
|
|
|
|
namespace StgSharp.Script.Express
|
|
{
|
|
public partial class ExpNodeGenerator
|
|
{
|
|
|
|
private const int EndLine = 1;
|
|
private const int TokenGenerated = 0;
|
|
private const int TokenTypeNotMatch = -1;
|
|
|
|
private CompileStack<ExpNode, IExpElementSource> _cache;
|
|
|
|
private ExpNode _lastStatement;
|
|
|
|
private ExpSchema _context;
|
|
private IExpElementSource _local;
|
|
|
|
public ExpNodeGenerator()
|
|
{
|
|
_cache = new CompileStack<ExpNode, IExpElementSource>();
|
|
}
|
|
|
|
public ExpNodeGenerator( ExpSchema context, IExpElementSource local )
|
|
{
|
|
_cache = new CompileStack<ExpNode, IExpElementSource>();
|
|
ArgumentNullException.ThrowIfNull( context );
|
|
if( context is not ExpSchema_Builtin ) {
|
|
_context = context;
|
|
} else {
|
|
throw new InvalidCastException( "Not a valid Schema type" );
|
|
}
|
|
_local = local;
|
|
}
|
|
|
|
/**/
|
|
|
|
/// <summary>
|
|
/// Append a token to top of cache. This method will automatically convert token to node if
|
|
/// meets separators or operators.
|
|
/// </summary>
|
|
public void AppendToken( Token expToken )
|
|
{
|
|
switch( expToken.Flag ) {
|
|
case TokenFlag.Symbol_Unary or TokenFlag.Symbol_Binary:
|
|
TryAppendSymbol( expToken );
|
|
break;
|
|
case TokenFlag.Member:
|
|
TryAppendMember( expToken );
|
|
break;
|
|
case TokenFlag.Separator_Left:
|
|
TryAppendPrefixSeparator( expToken );
|
|
break;
|
|
case TokenFlag.Separator_Right:
|
|
TryAppendPrefixSeparatorEnd( expToken );
|
|
break;
|
|
case TokenFlag.Separator_Middle:
|
|
TryAppendMiddleSeparator( expToken );
|
|
break;
|
|
case TokenFlag.Index_Left:
|
|
TryAppendIndexLeft( expToken );
|
|
break;
|
|
case TokenFlag.Index_Right:
|
|
TryAppendIndexRight( expToken );
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
public ExpNode GetNextOperandCache()
|
|
{
|
|
if( _cache.PopOperand( out Token t, out ExpNode? n ) ) {
|
|
return n;
|
|
} else { }
|
|
|
|
throw new NotImplementedException();
|
|
}
|
|
|
|
/**/
|
|
|
|
public enum ExpCompileStateCode
|
|
{
|
|
|
|
Common,
|
|
ForLoop,
|
|
RepeatLoop,
|
|
UntilLoop,
|
|
IfBranch,
|
|
CaseBranch,
|
|
PrefixSeparator,
|
|
MiddleSeparator,
|
|
CollectionIndex,
|
|
|
|
}
|
|
|
|
}
|
|
}
|