Removed toString methods

src/main/java/expression/Addition.java

@@ -28,12 +28,6 @@ public class Addition extends Expression {
         this.rightHandSide = rightHandSide;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return "(" + leftHandSide + " + " + rightHandSide + ")";
-    }
-
     /*!- Generated equals implementation */
     @Override
     public boolean equals(Object o) {

src/main/java/expression/Identifier.java

@@ -17,12 +17,6 @@ public class Identifier extends Expression {
         this.name = name;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return name;
-    }
-
     /*!- generated equals implementation */
     @Override
     public boolean equals(Object o) {

src/main/java/expression/Int.java

@@ -22,12 +22,6 @@ public class Int extends Expression {
         this.value = value;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return Integer.toString(value);
-    }
-
     /*!- generated equals implementation */
     @Override
     public boolean equals(Object o) {

src/main/java/expression/Subtraction.java

@@ -28,12 +28,6 @@ public class Subtraction extends Expression {
         this.rightHandSide = rightHandSide;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return "(" + leftHandSide + " - " + rightHandSide + ")";
-    }
-
     /*!- generated equals implementation */
     @Override
     public boolean equals(Object o) {

src/main/java/program/Assignment.java

@@ -32,12 +32,6 @@ public class Assignment extends Program {
         this.expression = expression;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return identifier + " := " + expression;
-    }
-
     /*!- generated equals method */
     @Override
     public boolean equals(Object o) {

src/main/java/program/Composition.java

@@ -19,12 +19,6 @@ public class Composition extends Program {
         this.second = second;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return first + " ; " + second;
-    }
-
     /*!- generated equals implementation */
     @Override
     public boolean equals(Object o) {

src/main/java/program/Conditional.java

@@ -36,10 +36,4 @@ public class Conditional extends Program {
         return elseCase.equals(that.elseCase);
 
     }
-
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return "if (" + condition + ") then { " + thenCase +  " } else { " + elseCase + " }";
-    }
 }

src/main/java/program/Loop.java

@@ -21,12 +21,6 @@ public class Loop extends Program {
         this.program = program;
     }
 
-    /*!- String serialization */
-    @Override
-    public String toString() {
-        return "while (" + condition + ") { " + program +  " }";
-    }
-
     /*!- generated equals implementation */
     @Override
     public boolean equals(Object o) {