1 files changed, 19 insertions, 0 deletions
diff --git a/lib/exTpl/MinusExpression.php b/lib/exTpl/MinusExpression.php
new file mode 100644
index 0000000..6b81e91
--- /dev/null
+++ b/lib/exTpl/MinusExpression.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace exTpl;
+
+/**
+ * MinusExpression represents the unary minus operator ('-').
+ */
+class MinusExpression extends UnaryExpression
+{
+    /**
+     * Returns the value of this expression.
+     *
+     * @param Context $context  symbol table
+     */
+    public function value(Context $context): mixed
+    {
+        return -$this->expr->value($context);
+    }
+}