Implement local variable declarations in C# backend

3 files changed, 21 insertions, 6 deletions

diff --git a/src/main/java/org/zwobble/couscous/backends/csharp/CsharpSerializer.java b/src/main/java/org/zwobble/couscous/backends/csharp/CsharpSerializer.java
index 680e93f..b16f684 100644
--- a/src/main/java/org/zwobble/couscous/backends/csharp/CsharpSerializer.java
+++ b/src/main/java/org/zwobble/couscous/backends/csharp/CsharpSerializer.java
@@ -192,7 +192,16 @@ public class CsharpSerializer implements NodeVisitor {
 
     @Override
     public void visit(LocalVariableDeclarationNode localVariableDeclaration) {
-        throw new UnsupportedOperationException();
+        writer.writeStatement(() -> {
+            writeTypeReference(localVariableDeclaration.getType());
+            writer.writeSpace();
+            writer.writeIdentifier(localVariableDeclaration.getName());
+            writer.writeSpace();
+            writer.writeSymbol("=");
+            writer.writeSpace();
+            write(localVariableDeclaration.getInitialValue());
+            writer.writeSymbol(";");
+        });
     }
 
     @Override
diff --git a/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpCompilerMethodTests.java b/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpCompilerMethodTests.java
index fcacda0..6a3424e 100644
--- a/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpCompilerMethodTests.java
+++ b/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpCompilerMethodTests.java
@@ -13,11 +13,6 @@ public class CsharpCompilerMethodTests extends BackendMethodTests {
 
     @Ignore
     @Test
-    public void canDeclareVariable() {
-    }
-
-    @Ignore
-    @Test
     public void canDeclareVariableAndThenAssignValues() {
     }
 
diff --git a/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpSerializerTests.java b/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpSerializerTests.java
index 22da6d2..cc686e5 100644
--- a/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpSerializerTests.java
+++ b/src/test/java/org/zwobble/couscous/tests/backends/csharp/CsharpSerializerTests.java
@@ -14,6 +14,7 @@ import static org.zwobble.couscous.ast.FieldAccessNode.fieldAccess;
 import static org.zwobble.couscous.ast.FormalArgumentNode.formalArg;
 import static org.zwobble.couscous.ast.IfStatementNode.ifStatement;
 import static org.zwobble.couscous.ast.LiteralNode.literal;
+import static org.zwobble.couscous.ast.LocalVariableDeclarationNode.localVariableDeclaration;
 import static org.zwobble.couscous.ast.MethodCallNode.methodCall;
 import static org.zwobble.couscous.ast.MethodCallNode.staticMethodCall;
 import static org.zwobble.couscous.ast.Operations.not;
@@ -159,6 +160,16 @@ public class CsharpSerializerTests {
     }
 
     @Test
+    public void localVariableDeclarationCanDeclareVariable() {
+        String output = serialize(localVariableDeclaration(
+            TestIds.ANY_ID,
+            "x",
+            TypeName.of("string"),
+            literal("[value]")));
+        assertEquals("string x = \"[value]\";\n", output);
+    }
+
+    @Test
     public void ifElseStatementPrintsBothBranches() {
         String output = serialize(ifStatement(
             literal(true),