Daily update on 20250415-031523 by Nitload Youmu. Additional Message : Add: merge a step specified EXPRESS syntax analyzer and token reader

Change: remove nearly all ixmilia interface, abstact class and supporting classes from step entity calsses, the next is to remove Base classes, and use ones defined in StgSharp instead Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>
2025-04-15 03:15:23 +08:00
parent 9457309c5a
commit c29993fd84
23 changed files with 1838 additions and 159 deletions
@@ -0,0 +1,143 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="StepDataSectionTokenReader.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.Modeling.Step;
+using StgSharp.Script;
+using StgSharp.Script.Express;
+
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Modeling.Step
+{
+    public class StepDataSectionTokenReader : IScriptTokenReader
+    {
+
+        private ExpSourceReader _reader;
+        private Queue<Token> _cache = new Queue<Token>();
+        private StepDataSectionTransmitter _transmitter;
+
+        public StepDataSectionTokenReader( StepDataSectionTransmitter transmitter )
+        {
+            _reader = new ExpSourceReader( transmitter );
+            _transmitter = transmitter;
+        }
+
+        public Token ReadToken()
+        {
+            if( _cache.Count == 0 )
+            {
+                if( _reader.TryReadToken( out Token token0 ) && ( token0.Value != "." ) ) {
+                    return token0;
+                }
+                if( _reader.TryReadToken( out Token token1 ) && ( token1.Value != "T" || token1.Value !=
+                                                                  "F" ) )
+                {
+                    _cache.Enqueue( token1 );
+                    return token0;
+                }
+                if( _reader.TryReadToken( out Token token2 ) && ( token2.Value != "." ) )
+                {
+                    _cache.Enqueue( token1 );
+                    _cache.Enqueue( token2 );
+                    return token0;
+                }
+                switch( token1.Value )
+                {
+                    case "T":
+                        return new Token( ".T.", token0.Line, token1.Column, TokenFlag.Member );
+                    case "F":
+                        return new Token( ".F.", token0.Line, token1.Column, TokenFlag.Member );
+                    default:
+                        break;
+                }
+            }
+            return _cache.Dequeue();
+        }
+
+        public bool TryReadToken( out Token t )
+        {
+            if( _cache.Count == 0 )
+            {
+                if( _reader.TryReadToken( out Token token0 ) )
+                {
+                    if( token0.Value != "." )
+                    {
+                        t = token0;
+                        return true;
+                    }
+                } else
+                {
+                    t = Token.Empty;
+                    return false;
+                }
+                if( _reader.TryReadToken( out Token token1 ) )
+                {
+                    if( token1.Value != "T" || token1.Value != "F" )
+                    {
+                        _cache.Enqueue( token1 );
+                        t = token0;
+                        return true;
+                    }
+                } else
+                {
+                    t = Token.Empty;
+                    return false;
+                }
+                if( _reader.TryReadToken( out Token token2 ) )
+                {
+                    if( token2.Value != "." )
+                    {
+                        _cache.Enqueue( token1 );
+                        _cache.Enqueue( token2 );
+                        t = token0;
+                        return true;
+                    }
+                } else
+                {
+                    t = Token.Empty;
+                    return false;
+                }
+                t = token1.Value switch
+                {
+                    "T" => new Token( ".T.", token0.Line, token1.Column, TokenFlag.Member ),
+                    "F" => new Token( ".F.", token0.Line, token1.Column, TokenFlag.Member ),
+                    _ => Token.Empty
+                };
+            }
+            return _reader.TryReadToken( out t );
+        }
+
+    }
+}