4 files changed, 29 insertions, 15 deletions

diff --git a/ast/src/main/java/lv/enes/orang/ast/EmptyTupleLiteral.java b/ast/src/main/java/lv/enes/orang/ast/EmptyTupleLiteral.java
new file mode 100644
index 0000000..a96580f
--- /dev/null
+++ b/ast/src/main/java/lv/enes/orang/ast/EmptyTupleLiteral.java
@@ -0,0 +1,14 @@
+package lv.enes.orang.ast;
+
+import lv.enes.orang.core.OrangException;
+
+public final class EmptyTupleLiteral implements Expression {
+        public static final EmptyTupleLiteral INSTANCE = new EmptyTupleLiteral();
+
+        private EmptyTupleLiteral() {}
+
+        @Override
+        public <R, E extends OrangException> R accept(ExpressionVisitor<R, E> visitor) throws E {
+                return visitor.visitEmptyTupleExpression();
+        }
+}
diff --git a/ast/src/main/java/lv/enes/orang/ast/ExpressionVisitor.java b/ast/src/main/java/lv/enes/orang/ast/ExpressionVisitor.java
index 70f8a5e..c32b429 100644
--- a/ast/src/main/java/lv/enes/orang/ast/ExpressionVisitor.java
+++ b/ast/src/main/java/lv/enes/orang/ast/ExpressionVisitor.java
@@ -12,12 +12,13 @@ public interface ExpressionVisitor<R, E extends OrangException> {
         R visitBinaryExpression(BinaryExpression expr) throws E;
         R visitCallExpression(CallExpression expr) throws E;
         R visitDoExpression(DoExpression expr) throws E;
+        R visitEmptyTupleExpression() throws E;
         R visitFnExpression(FnExpression expr) throws E;
         R visitIfElseExpression(IfElseExpression expr) throws E;
         R visitIntLiteral(IntLiteral expr) throws E;
         R visitLetInExpression(LetInExpression expr) throws E;
         R visitStringLiteral(StringLiteral expr) throws E;
+        R visitTupleExpression(TupleExpression expr) throws E;
         R visitUnaryExpression(UnaryExpression expr) throws E;
         R visitVariable(VariableExpression expr) throws E;
-        R visitVoidExpression() throws E;
 }
diff --git a/ast/src/main/java/lv/enes/orang/ast/TupleExpression.java b/ast/src/main/java/lv/enes/orang/ast/TupleExpression.java
new file mode 100644
index 0000000..9df418d
--- /dev/null
+++ b/ast/src/main/java/lv/enes/orang/ast/TupleExpression.java
@@ -0,0 +1,13 @@
+package lv.enes.orang.ast;
+
+import lv.enes.orang.core.OrangException;
+import lv.enes.orang.utils.NonEmptyList;
+
+public record TupleExpression(NonEmptyList<Expression> children) implements Expression {
+        // assert children.size() >= 2
+
+        @Override
+        public <R, E extends OrangException> R accept(ExpressionVisitor<R, E> visitor) throws E {
+                return visitor.visitTupleExpression(this);
+        }
+}
diff --git a/ast/src/main/java/lv/enes/orang/ast/VoidExpression.java b/ast/src/main/java/lv/enes/orang/ast/VoidExpression.java
deleted file mode 100644
index 39d164d..0000000
--- a/ast/src/main/java/lv/enes/orang/ast/VoidExpression.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package lv.enes.orang.ast;
-
-import lv.enes.orang.core.OrangException;
-
-public final class VoidExpression implements Expression {
-        public static final VoidExpression INSTANCE = new VoidExpression();
-
-        private VoidExpression() {}
-
-        @Override
-        public <R, E extends OrangException> R accept(ExpressionVisitor<R, E> visitor) throws E {
-                return visitor.visitVoidExpression();
-        }
-}