Introduce InterfaceNode

1 files changed, 81 insertions, 0 deletions

diff --git a/src/main/java/org/zwobble/couscous/ast/InterfaceNode.java b/src/main/java/org/zwobble/couscous/ast/InterfaceNode.java
new file mode 100644
index 0000000..09d2d3a
--- /dev/null
+++ b/src/main/java/org/zwobble/couscous/ast/InterfaceNode.java
@@ -0,0 +1,81 @@
+package org.zwobble.couscous.ast;
+
+import org.zwobble.couscous.ast.visitors.NodeMapper;
+
+import java.util.List;
+import java.util.Set;
+
+public class InterfaceNode implements TypeNode {
+    public static InterfaceNode declareInterface(
+        TypeName name,
+        Set<TypeName> superTypes,
+        List<MethodNode> methods)
+    {
+        return new InterfaceNode(name, superTypes, methods);
+    }
+
+    private final TypeName name;
+    private final Set<TypeName> superTypes;
+    private final List<MethodNode> methods;
+
+    private InterfaceNode(
+        TypeName name,
+        Set<TypeName> superTypes,
+        List<MethodNode> methodNodes)
+    {
+        this.name = name;
+        this.superTypes = superTypes;
+        methods = methodNodes;
+    }
+
+    @Override
+    public TypeName getName() {
+        return name;
+    }
+
+    @Override
+    public Set<TypeName> getSuperTypes() {
+        return superTypes;
+    }
+
+    @Override
+    public List<MethodNode> getMethods() {
+        return methods;
+    }
+
+    @Override
+    public <T> T accept(NodeMapper<T> visitor) {
+        // TODO: implement this
+        return null;
+    }
+
+    @Override
+    public String toString() {
+        return "InterfaceNode(" +
+            "name=" + name +
+            ", superTypes=" + superTypes +
+            ", methods=" + methods +
+            ')';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        InterfaceNode that = (InterfaceNode) o;
+
+        if (!name.equals(that.name)) return false;
+        if (!superTypes.equals(that.superTypes)) return false;
+        return methods.equals(that.methods);
+
+    }
+
+    @Override
+    public int hashCode() {
+        int result = name.hashCode();
+        result = 31 * result + superTypes.hashCode();
+        result = 31 * result + methods.hashCode();
+        return result;
+    }
+}