calculator: fix numbers limited to a single digit after a clean

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/examples/calculator/src/calculator_logic.nit b/examples/calculator/src/calculator_logic.nit
index 840ed84..765f37a 100644 (file)
--- a/examples/calculator/src/calculator_logic.nit
+++ b/examples/calculator/src/calculator_logic.nit
@@ -131,6 +131,7 @@ class CalculatorContext
        do
                result = null
                last_op = null
+               last_op_was_unary = false
                current = null
        end