解离出Runner

2025-10-16 15:20:53 +08:00
parent e2ab2a1077
commit 15bdb6f8db
9 changed files with 301 additions and 237 deletions
--- a/DoRunner/JumpRuntimePointerRunner.cs
+++ b/DoRunner/JumpRuntimePointerRunner.cs
@@ -0,0 +1,38 @@
+using Convention.RScript.Parser;
+using System.Diagnostics.CodeAnalysis;
+
+namespace Convention.RScript.Runner
+{
+    public abstract class JumpRuntimePointerRunner : IRSentenceRunner
+    {
+        protected void DoJumpRuntimePointer(ExpressionParser parser, int target, RScriptContext context)
+        {
+            bool isForwardMove = target > context.CurrentRuntimePointer;
+            int step = isForwardMove ? 1 : -1;
+            for (; context.CurrentRuntimePointer != target; context.CurrentRuntimePointer += step)
+            {
+                if (context.CurrentSentence.mode == RScriptSentence.Mode.ExitNamespace)
+                {
+                    if (isForwardMove)
+                        //DoExitNamespace(parser);
+                        context.SentenceRunners[RScriptSentence.Mode.ExitNamespace].Run(parser, context.CurrentSentence, context);
+                    else
+                        //DoEnterNamespace(parser);
+                        context.SentenceRunners[RScriptSentence.Mode.EnterNamespace].Run(parser, context.CurrentSentence, context);
+                }
+                else if (context.CurrentSentence.mode == RScriptSentence.Mode.EnterNamespace)
+                {
+                    if (isForwardMove)
+                        //DoEnterNamespace(parser);
+                        context.SentenceRunners[RScriptSentence.Mode.EnterNamespace].Run(parser, context.CurrentSentence, context);
+                    else
+                        //DoExitNamespace(parser);
+                        context.SentenceRunners[RScriptSentence.Mode.ExitNamespace].Run(parser, context.CurrentSentence, context);
+                }
+            }
+        }
+
+        [return: MaybeNull]
+        public abstract object Run(ExpressionParser parser, RScriptSentence sentence, RScriptContext context);
+    }
+}