refactor interface

il65/src/il65/ast/AST.kt

@@ -48,15 +48,32 @@ data class Position(val file: String, val line: Int, val startCol: Int, val endC
 
 
 interface IAstProcessor {
-    fun process(module: Module)
-    fun process(expr: PrefixExpression): IExpression
-    fun process(expr: BinaryExpression): IExpression
-    fun process(directive: Directive): IStatement
-    fun process(block: Block): IStatement
-    fun process(decl: VarDecl): IStatement
-    fun process(subroutine: Subroutine): IStatement
-    fun process(jump: Jump): IStatement
-    fun process(functionCall: FunctionCall): IExpression
+    fun process(module: Module) {
+    }
+    fun process(expr: PrefixExpression): IExpression {
+        return expr
+    }
+    fun process(expr: BinaryExpression): IExpression {
+        return expr
+    }
+    fun process(directive: Directive): IStatement {
+        return directive
+    }
+    fun process(block: Block): IStatement {
+        return block
+    }
+    fun process(decl: VarDecl): IStatement {
+        return decl
+    }
+    fun process(subroutine: Subroutine): IStatement {
+        return subroutine
+    }
+    fun process(jump: Jump): IStatement {
+        return jump
+    }
+    fun process(functionCall: FunctionCall): IExpression {
+        return functionCall
+    }
 }
 
 
@@ -623,7 +640,7 @@ private fun il65Parser.UnconditionaljumpContext.toAst(withPosition: Boolean): IS
 
 
 private fun il65Parser.LabeldefContext.toAst(withPosition: Boolean): IStatement {
-    val lbl = Label(text)
+    val lbl = Label(this.children[0].text)
     lbl.position = toPosition(withPosition)
     return lbl
 }

il65/src/il65/ast/AstChecker.kt

@@ -28,14 +28,6 @@ class AstChecker : IAstProcessor {
         module.lines.forEach { it.process(this) }
     }
 
-    override fun process(expr: PrefixExpression): IExpression {
-        return expr
-    }
-
-    override fun process(expr: BinaryExpression): IExpression {
-        return expr
-    }
-
     override fun process(functionCall: FunctionCall): IExpression {
         functionCall.arglist.map{it.process(this)}
         return functionCall

il65/src/il65/ast/AstOptimizer.kt

@@ -44,11 +44,6 @@ class AstOptimizer : IAstProcessor {
         return functionCall
     }
 
-    override fun process(jump: Jump): IStatement {
-        return jump
-    }
-
-
     override fun process(decl: VarDecl): IStatement {
         decl.value = decl.value?.process(this)
         decl.arrayspec?.process(this)
@@ -126,10 +121,6 @@ class AstOptimizer : IAstProcessor {
             else -> expr
         }
     }
-
-    override fun process(directive: Directive): IStatement {
-        return directive
-    }
 }
 
 

il65/src/il65/ast/ImportedAstChecker.kt

@@ -40,37 +40,4 @@ class ImportedAstChecker : IAstProcessor {
         }
         module.lines = newLines
     }
-
-    override fun process(subroutine: Subroutine): IStatement {
-        return subroutine
-    }
-
-    override fun process(expr: PrefixExpression): IExpression {
-        return expr
-    }
-
-    override fun process(expr: BinaryExpression): IExpression {
-        return expr
-    }
-
-    override fun process(block: Block): IStatement {
-        return block
-    }
-
-    override fun process(decl: VarDecl): IStatement {
-        return decl
-    }
-
-    override fun process(directive: Directive): IStatement {
-        return directive
-    }
-
-    override fun process(functionCall: FunctionCall): IExpression {
-        return functionCall
-    }
-
-    override fun process(jump: Jump): IStatement {
-        return jump
-    }
-
 }