#19 tilføjer ++ og -- statements

battlesim-compiler/battlesim.cup

@@ -169,6 +169,8 @@ Stmt          ::= Dcl:d
               |   FunctionCall:fc MultEOL                                                       {: RESULT = new FunctionCallStmt(fc, fcleft); :}
               |   error EOL
               |   JAVASTRING:j                                                                  {: RESULT = new JavaString(j, jleft); :}
+              |   ObjectId:oi PLUSPLUS                                                          {: RESULT = new PlusPlusStmt(oi, oileft); :}
+              |   ObjectId:oi MINUSMINUS                                                        {: RESULT = new MinusMinusStmt(oi, oileft); :}
               ;
 Dcl           ::= DECLARE DclIds:ds AS TypeId:ti MultEOL                                        {: RESULT = new Dcl(ds, ti, dsleft); :}
               ;

battlesim-compiler/src/com/company/AST/Nodes/MinusMinusStmt.java

@@ -0,0 +1,12 @@
+package com.company.AST.Nodes;
+
+/**
+ * Created by joklost on 4/22/16.
+ */
+public class MinusMinusStmt extends Stmt {
+    public IdentifierReferencing id;
+    public MinusMinusStmt(IdentifierReferencing id, int ln) {
+        super(ln);
+        this.id = id;
+    }
+}

battlesim-compiler/src/com/company/AST/Nodes/PlusPlusStmt.java

@@ -0,0 +1,12 @@
+package com.company.AST.Nodes;
+
+/**
+ * Created by joklost on 4/22/16.
+ */
+public class PlusPlusStmt extends Stmt {
+    public IdentifierReferencing id;
+    public PlusPlusStmt(IdentifierReferencing id, int ln) {
+        super(ln);
+        this.id = id;
+    }
+}

battlesim-compiler/src/com/company/AST/Visitor/VisitorInterface.java

@@ -31,6 +31,8 @@ public interface VisitorInterface {
     void visit(ReturnExpr r);
     void visit(Return r);
     void visit(FunctionCallStmt fcs);
+    void visit(PlusPlusStmt s);
+    void visit(MinusMinusStmt s);
     void visit(PlusExpr pe);
     void visit(MinusExpr me);
     void visit(MultExpr me);

battlesim-compiler/src/com/company/CodeGeneration/GenerateJavaVisitor.java

@@ -427,6 +427,18 @@ public void visit(FunctionCallStmt fcs) {
         emit(";\n");
     }
 
+    public void visit(PlusPlusStmt s) {
+        emitIndentation();
+        s.id.accept(this);
+        emit("++;\n");
+    }
+
+    public void visit(MinusMinusStmt s) {
+        emitIndentation();
+        s.id.accept(this);
+        emit("--;\n");
+    }
+
     public void visit(PlusExpr pe) {
         emit("(");
         pe.leftExpr.accept(this);

battlesim-compiler/src/com/company/ContextualAnalysis/SemanticsVisitor.java

@@ -336,6 +336,16 @@ public void visit(FunctionCallStmt fcs) {
         fcs.functionCall.accept(this);
     }
 
+    public void visit(PlusPlusStmt s) {
+        s.id.accept(this);
+        s.type = unaryResultType(plusplusOperator, s.id.type);
+    }
+
+    public void visit(MinusMinusStmt s) {
+        s.id.accept(this);
+        s.type = unaryResultType(minusminusOperator, s.id.type);
+    }
+
     public void visit(PlusExpr pe) {
         // binary
         pe.leftExpr.accept(this);