1 files changed, 20 insertions, 0 deletions
diff --git a/Homework/cs5300/p4-formatter/submit/ast/UnaryRelExpression.java b/Homework/cs5300/p4-formatter/submit/ast/UnaryRelExpression.java
new file mode 100644
index 0000000..621f9fb
--- /dev/null
+++ b/Homework/cs5300/p4-formatter/submit/ast/UnaryRelExpression.java
@@ -0,0 +1,20 @@
+package submit.ast;
+
+public class UnaryRelExpression implements Expression {
+
+    private int bangs;
+    private RelExpression relExpression;
+
+    public UnaryRelExpression(int bangs, RelExpression relExpression) {
+        this.bangs = bangs;
+        this.relExpression = relExpression;
+    }
+
+    @Override
+    public void toCminus(StringBuilder builder, String prefix) {
+        builder.append(prefix);
+        for (int i = 0; i < bangs; ++i)
+            builder.append("!");
+        relExpression.toCminus(builder, "");
+    }
+}