From 8c7eb395fa36321604a2e70b928c099de28deb64 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 25 Oct 2015 18:33:49 +0000
Subject: Remove lombok from VariableReferenceNode

---
 .../couscous/ast/VariableReferenceNode.java        | 48 ++++++++++++++++++++--
 .../zwobble/couscous/tests/ValueObjectTests.java   |  3 +-
 2 files changed, 46 insertions(+), 5 deletions(-)

diff --git a/src/main/java/org/zwobble/couscous/ast/VariableReferenceNode.java b/src/main/java/org/zwobble/couscous/ast/VariableReferenceNode.java
index a53d099..e95510f 100644
--- a/src/main/java/org/zwobble/couscous/ast/VariableReferenceNode.java
+++ b/src/main/java/org/zwobble/couscous/ast/VariableReferenceNode.java
@@ -3,16 +3,25 @@ package org.zwobble.couscous.ast;
 import org.zwobble.couscous.ast.visitors.AssignableExpressionNodeVisitor;
 import org.zwobble.couscous.ast.visitors.ExpressionNodeMapper;
 
-import lombok.Value;
-
-@Value(staticConstructor="reference")
 public class VariableReferenceNode implements AssignableExpressionNode {
     public static VariableReferenceNode reference(VariableNode variable) {
         return new VariableReferenceNode(variable.getDeclaration());
     }
     
-    VariableDeclaration referent;
+    public static VariableReferenceNode reference(VariableDeclaration referent) {
+        return new VariableReferenceNode(referent);
+    }
+    
+    private final VariableDeclaration referent;
 
+    private VariableReferenceNode(VariableDeclaration referent) {
+        this.referent = referent;
+    }
+    
+    public VariableDeclaration getReferent() {
+        return referent;
+    }
+    
     @Override
     public <T> T accept(ExpressionNodeMapper<T> visitor) {
         return visitor.visit(this);
@@ -31,4 +40,35 @@ public class VariableReferenceNode implements AssignableExpressionNode {
     public void accept(AssignableExpressionNodeVisitor mapper) {
         mapper.visit(this);
     }
+
+    @Override
+    public String toString() {
+        return "VariableReferenceNode(referent=" + referent + ")";
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result
+                 + ((referent == null) ? 0 : referent.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        VariableReferenceNode other = (VariableReferenceNode) obj;
+        if (referent == null) {
+            if (other.referent != null)
+                return false;
+        } else if (!referent.equals(other.referent))
+            return false;
+        return true;
+    }
 }
diff --git a/src/test/java/org/zwobble/couscous/tests/ValueObjectTests.java b/src/test/java/org/zwobble/couscous/tests/ValueObjectTests.java
index 99b7f69..fd63ce0 100644
--- a/src/test/java/org/zwobble/couscous/tests/ValueObjectTests.java
+++ b/src/test/java/org/zwobble/couscous/tests/ValueObjectTests.java
@@ -72,7 +72,8 @@ public class ValueObjectTests {
             {TernaryConditionalNode.class},
             {ThisReferenceNode.class},
             {TypeName.class},
-            {VariableDeclaration.class}
+            {VariableDeclaration.class},
+            {VariableReferenceNode.class}
         });
     }
     
-- 
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