Daily update on 20250313-044921 by Nitload Youmu. Additional Message : Parser to TokenFlag.Member, improvement of exiting StgSharp platform

Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>

StgSharp.Script/Express/Builtin/ExpCollection.cs

@@ -68,6 +68,12 @@ namespace StgSharp.Script.Express
 
         public abstract IEnumerator<ExpElementInstanceBase> GetEnumerator();
 
+        public override bool TryGetMember( string name, out ExpNode memberNode )
+        {
+            memberNode = ExpNode.Empty;
+            return false;
+        }
+
         IEnumerator IEnumerable.GetEnumerator()
         {
             return GetEnumerator();

StgSharp.Script/Express/Element/ExpConst.cs

@@ -33,6 +33,7 @@ using System.Collections;
 using System.Collections.Frozen;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.Linq.Expressions;
 using System.Runtime.CompilerServices;
 using System.Text;
 
@@ -88,6 +89,17 @@ namespace StgSharp.Script.Express
             return _constants.TryGetValue( name, out instance );
         }
 
+        public override bool TryGetMember( string name, out ExpNode memberNode )
+        {
+            if( _constants.TryGetValue( name,
+                                        out ExpElementInstanceBase? node ) ) {
+                memberNode = node;
+                return true;
+            }
+            memberNode = ExpNode.Empty;
+            return false;
+        }
+
         internal void AddConstant( string name, ExpElementInstanceBase value )
         {
             _constants.Add( name, value );

StgSharp.Script/Express/Element/ExpEntity.cs

@@ -63,5 +63,10 @@ namespace StgSharp.Script.Express
             throw new NotImplementedException();
         }
 
+        public override bool TryGetMember( string name, out ExpNode memberNode )
+        {
+            throw new NotImplementedException();
+        }
+
     }
 }

StgSharp.Script/Express/Element/ExpFunction.cs

@@ -75,5 +75,11 @@ namespace StgSharp.Script.Express
             throw new NotImplementedException();
         }
 
+        public override bool TryGetMember( string name, out ExpNode memberNode )
+        {
+            memberNode = ExpNode.Empty;
+            return false;
+        }
+
     }
 }

StgSharp.Script/Express/Element/ExpRule.cs

@@ -84,5 +84,11 @@ namespace StgSharp.Script.Express
             throw new NotImplementedException();
         }
 
+        public override bool TryGetMember( string name, out ExpNode memberNode )
+        {
+            memberNode = ExpNode.Empty;
+            return false;
+        }
+
     }
 }

StgSharp.Script/Express/Element/ExpType.cs

@@ -77,7 +77,7 @@ namespace StgSharp.Script.Express
             throw new NotImplementedException();
         }
 
-        public override ExpNode CreateInstanceNode()
+        public override ExpElementInstanceNode CreateInstanceNode()
         {
             throw new NotImplementedException();
         }
@@ -87,6 +87,12 @@ namespace StgSharp.Script.Express
             return type == null || type == ExpVoidType.Only;
         }
 
+        public override bool TryGetMember( string name, out ExpNode memberNode )
+        {
+            memberNode = ExpNode.Empty;
+            return false;
+        }
+
         private class ExpVoidType : ExpTypeSource
         {
 

StgSharp.Script/Express/ExpAstNode/ExpElementMemberNameNode.cs

@@ -39,7 +39,12 @@ namespace StgSharp.Script.Express
     public class ExpElementMemberNameNode : ExpNode
     {
 
-        public ExpElementMemberNameNode( Token source ) : base( source ) { }
+        public ExpElementMemberNameNode( Token source )
+            : base( source )
+        {
+            _nodeFlag = ExpNodeFlag.Name_Operator;
+            CodeConvertTemplate = source.Value;
+        }
 
         public override ExpNode Left => Empty;
 

StgSharp.Script/Express/ExpAstNode/ExpInstanceMemberNode.cs

@@ -0,0 +1,67 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="ExpInstanceMemberNode.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 CommunityToolkit.HighPerformance.Helpers;
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Script.Express
+{
+    public class ExpInstanceMemberNode : ExpNode
+    {
+
+        private ExpElementInstanceBase _instance;
+        private ExpElementMemberNameNode _memberName;
+        private ExpNode _member;
+
+        public ExpInstanceMemberNode(
+                       Token source,
+                       ExpElementInstanceBase instance,
+                       ExpElementMemberNameNode memberName )
+            : base( source )
+        {
+            _instance = instance;
+            _memberName = memberName;
+            _instance.TryGetMember(
+                memberName.CodeConvertTemplate, out _member );
+        }
+
+        public override ExpNode Left => _instance;
+
+        public override ExpNode Right => _memberName;
+
+        public override IExpElementSource EqualityTypeConvert => _member.EqualityTypeConvert;
+
+    }
+}

StgSharp.Script/Express/ExpAstNode/ExpInstanceReferenceNode.cs

@@ -39,12 +39,22 @@ namespace StgSharp.Script.Express
     public class ExpInstanceReferenceNode : ExpNode
     {
 
-        public override ExpNode Left => throw new NotImplementedException();
+        private ExpElementInstanceBase _instance;
 
-        public override ExpNode Right => throw new NotImplementedException();
+        public ExpInstanceReferenceNode(
+                       Token source,
+                       ExpElementInstanceBase instance )
+            : base( source )
+        {
+            _instance = instance;
+            _nodeFlag = ( _instance._nodeFlag | ( ExpNodeFlag.Name_Any | ExpNodeFlag.Collection_Any ) );
+        }
 
-        public override IExpElementSource EqualityTypeConvert => throw new NotImplementedException(
-            );
+        public override ExpNode Left => Empty;
+
+        public override ExpNode Right => Empty;
+
+        public override IExpElementSource EqualityTypeConvert => _instance.EqualityTypeConvert;
 
     }
 }

StgSharp.Script/Express/ExpElementInstanceBase.cs

@@ -87,5 +87,15 @@ namespace StgSharp.Script.Express
             }
         }
 
+        public ExpInstanceReferenceNode MakeReference( Token t )
+        {
+            return new ExpInstanceReferenceNode( t, this );
+        }
+
+        public bool TryGetMember( string name, out ExpNode node )
+        {
+            return EqualityTypeConvert.TryGetMember( name, out node );
+        }
+
     }
 }

StgSharp.Script/Express/ExpElmentSource.cs

@@ -56,6 +56,8 @@ namespace StgSharp.Script.Express
 
         public void Analyse();
 
+        public bool TryGetMember( string name, out ExpNode memberNode );
+
     }
 
     public abstract class ExpInstantiableElement : IExpElementSource
@@ -102,6 +104,8 @@ namespace StgSharp.Script.Express
             return element == null || element == ExpVoidElement.Only;
         }
 
+        public abstract bool TryGetMember( string name, out ExpNode memberNode );
+
         private sealed class ExpVoidElement : ExpInstantiableElement
         {
 
@@ -125,6 +129,14 @@ namespace StgSharp.Script.Express
                 return default!;
             }
 
+            public override bool TryGetMember(
+                                         string name,
+                                         out ExpNode memberNode )
+            {
+                memberNode = ExpNode.Empty;
+                return false;
+            }
+
         }
 
     }
@@ -156,5 +168,7 @@ namespace StgSharp.Script.Express
 
         public abstract ExpNode MakeReference( params object[] options );
 
+        public abstract bool TryGetMember( string name, out ExpNode memberNode );
+
     }
 }

StgSharp.Script/Express/ExpNodeGenerator.FunctionCalling.cs

@@ -85,9 +85,9 @@ namespace StgSharp.Script.Express
                             break;
                         case TokenFlag.Member:
 
-                            // case1: name of a instance, make ref copy
+                            // case1: name of a _instance, make ref copy
                             // case2: name of a function, make a function call
-                            // case3: unknown, make a instance member node, check while link
+                            // case3: unknown, make a _instance member node, check while link
                             break;
                         default:
                             break;

StgSharp.Script/Express/ExpNodeGenerator.cs

@@ -37,6 +37,8 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
+using ExpKeyWord = StgSharp.Script.Express.ExpCompile.KeyWord;
+
 namespace StgSharp.Script.Express
 {
     public partial class ExpNodeGenerator
@@ -58,6 +60,8 @@ namespace StgSharp.Script.Express
             _cache = new CompileStack<ExpNode, IExpElementSource>();
         }
 
+        /**/
+
         /// <summary>
         /// Append a token to top of cache. This method will automatically convert token to node if
         /// meets separators or operators.
@@ -65,6 +69,7 @@ namespace StgSharp.Script.Express
         public void AppendToken( Token expToken )
         {
             switch( expToken.Flag ) {
+                // operand, check precedence and push
                 case TokenFlag.Symbol_Unary or TokenFlag.Symbol_Binary:
                     int cmp = -1;
                     processPrecedence:
@@ -76,17 +81,37 @@ namespace StgSharp.Script.Express
                     }
                     _cache.PushOperand( expToken );
                     break;
+
+                // literal, construxt and ppush
                 case TokenFlag.Number or TokenFlag.String:
                     _cache.PushOperand( expToken );
                     break;
+
+                // instance ref, make ref and push
+                // function call, push as operator
+                // keyword, call TryParseKeyWord method to process
+                // name of member in instance, parse as MemberNameNode
                 case TokenFlag.Member:
                     if( _context.TryGetFunction( expToken.Value, out _ ) ) {
                         _cache.PushOperator( expToken );
-                    } else { }
+                    } else if( _local.TryGetMember(
+                               expToken.Value, out ExpNode? node ) ) {
+                        if( node is ExpElementInstanceBase instance ) {
+                            _cache.PushOperand(
+                                instance.MakeReference( expToken ) );
+                            return;                                             // ref of an instance
+                        }
+                    } else if( TryParseKeyWord( expToken ) ) {
+                        return;
+                    } else {
+                        _cache.PushOperand(
+                            new ExpElementMemberNameNode( expToken ) );
+                    }
                     break;
                 case TokenFlag.Separator_Single:         //a , ; found
                     // if operator stack is not empty, convert all operators to node until meet a same separator
                     // or OperandAheadOfSeparator property is less than certain value
+                    _cache.PushOperator( expToken );
                     break;
                 case TokenFlag.Separator_Left:           //a ( [ { found
                     // check if the last token is a function name, loop block or branch
@@ -110,6 +135,8 @@ namespace StgSharp.Script.Express
             if( _cache.PopOperand( out Token t, out ExpNode? n ) ) {
                 return n;
             } else { }
+
+            throw new NotImplementedException();
         }
 
         /// <summary>
@@ -134,5 +161,20 @@ namespace StgSharp.Script.Express
             }
         }
 
+        private bool TryParseKeyWord( Token t )
+        {
+            if( t.Value == ExpKeyWord.True ) {
+                _cache.PushOperand( new ExpBoolNode( t, true ) );
+                return true;
+            } else if( t.Value == ExpKeyWord.False ) {
+                _cache.PushOperand( new ExpBoolNode( t, false ) );
+                return true;
+            } else if( true ) {
+                throw new NotImplementedException();
+            }
+            return false;
+        }
+
+        /**/
     }
 }

StgSharp.Script/Express/ExpSchemaSource.Compile.cs

@@ -56,7 +56,7 @@ namespace StgSharp.Script.Express
                 case ExpressCompileOption.Translate:
                     return Compile_Translate( option );
                 case ExpressCompileOption.Compile:
-                    throw new NotImplementedException();
+                    throw new NotSupportedException();
                 default:
                     throw new ArgumentException();
             }