From d764958a284de666462796c9195fdb00d521d78a Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Mon, 5 Oct 2015 13:00:08 +0100
Subject: Add Python boolean values

---
 .../couscous/backends/python/PythonSerializer.java |  7 +++++++
 .../python/ast/PythonBooleanLiteralNode.java       | 22 ++++++++++++++++++++++
 .../python/ast/visitors/PythonNodeVisitor.java     |  2 ++
 3 files changed, 31 insertions(+)
 create mode 100644 src/main/java/org/zwobble/couscous/backends/python/ast/PythonBooleanLiteralNode.java

(limited to 'src/main/java/org')

diff --git a/src/main/java/org/zwobble/couscous/backends/python/PythonSerializer.java b/src/main/java/org/zwobble/couscous/backends/python/PythonSerializer.java
index e5a13e5..b6adb80 100644
--- a/src/main/java/org/zwobble/couscous/backends/python/PythonSerializer.java
+++ b/src/main/java/org/zwobble/couscous/backends/python/PythonSerializer.java
@@ -1,6 +1,7 @@
 package org.zwobble.couscous.backends.python;
 
 import org.zwobble.couscous.backends.python.ast.PythonBlock;
+import org.zwobble.couscous.backends.python.ast.PythonBooleanLiteralNode;
 import org.zwobble.couscous.backends.python.ast.PythonClassNode;
 import org.zwobble.couscous.backends.python.ast.PythonFunctionDefinitionNode;
 import org.zwobble.couscous.backends.python.ast.PythonIntegerLiteralNode;
@@ -44,6 +45,12 @@ public class PythonSerializer implements PythonNodeVisitor<Void> {
         return null;
     }
 
+    @Override
+    public Void visit(PythonBooleanLiteralNode booleanLiteral) {
+        writer.writeKeyword(booleanLiteral.getValue() ? "True" : "False");
+        return null;
+    }
+
     @Override
     public Void visit(PythonReturnNode pythonReturn) {
         writer.startStatement();
diff --git a/src/main/java/org/zwobble/couscous/backends/python/ast/PythonBooleanLiteralNode.java b/src/main/java/org/zwobble/couscous/backends/python/ast/PythonBooleanLiteralNode.java
new file mode 100644
index 0000000..43caf0a
--- /dev/null
+++ b/src/main/java/org/zwobble/couscous/backends/python/ast/PythonBooleanLiteralNode.java
@@ -0,0 +1,22 @@
+package org.zwobble.couscous.backends.python.ast;
+
+import org.zwobble.couscous.backends.python.ast.visitors.PythonNodeVisitor;
+
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.Value;
+
+@Value(staticConstructor="pythonBooleanLiteral")
+public class PythonBooleanLiteralNode implements PythonExpressionNode {
+    @Getter(value = AccessLevel.NONE)
+    boolean value;
+    
+    public boolean getValue() {
+        return value;
+    }
+    
+    @Override
+    public <T> T accept(PythonNodeVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/couscous/backends/python/ast/visitors/PythonNodeVisitor.java b/src/main/java/org/zwobble/couscous/backends/python/ast/visitors/PythonNodeVisitor.java
index 0210df6..42f97a0 100644
--- a/src/main/java/org/zwobble/couscous/backends/python/ast/visitors/PythonNodeVisitor.java
+++ b/src/main/java/org/zwobble/couscous/backends/python/ast/visitors/PythonNodeVisitor.java
@@ -1,5 +1,6 @@
 package org.zwobble.couscous.backends.python.ast.visitors;
 
+import org.zwobble.couscous.backends.python.ast.PythonBooleanLiteralNode;
 import org.zwobble.couscous.backends.python.ast.PythonClassNode;
 import org.zwobble.couscous.backends.python.ast.PythonFunctionDefinitionNode;
 import org.zwobble.couscous.backends.python.ast.PythonIntegerLiteralNode;
@@ -11,6 +12,7 @@ import org.zwobble.couscous.backends.python.ast.PythonStringLiteralNode;
 public interface PythonNodeVisitor<T> {
     T visit(PythonIntegerLiteralNode integerLiteral);
     T visit(PythonStringLiteralNode stringLiteral);
+    T visit(PythonBooleanLiteralNode booleanLiteral);
     
     T visit(PythonReturnNode pythonReturn);
     T visit(PythonPassNode pass);
-- 
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