From 46eae30f0b9963baf9c22eeb48d8a5f886f6022c Mon Sep 17 00:00:00 2001
From: Nicolas Kist Steffen <nicolasdesenvolvedor@gmail.com>
Date: Tue, 18 Nov 2025 18:40:43 -0300
Subject: [PATCH] fix panic on multiple key presses

---
 Cargo.lock | 41 +++++++++++++++++++++++++++++++++++++++++
 src/lib.rs |  3 ++-
 2 files changed, 43 insertions(+), 1 deletion(-)
 create mode 100644 Cargo.lock

diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..6c1b9a1
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,41 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "embedded-hal"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35949884794ad573cf46071e41c9b60efb0cb311e3ca01f7af807af1debc66ff"
+dependencies = [
+ "nb 0.1.3",
+ "void",
+]
+
+[[package]]
+name = "keypad2"
+version = "0.1.0"
+dependencies = [
+ "embedded-hal",
+]
+
+[[package]]
+name = "nb"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "801d31da0513b6ec5214e9bf433a77966320625a37860f910be265be6e18d06f"
+dependencies = [
+ "nb 1.1.0",
+]
+
+[[package]]
+name = "nb"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8d5439c4ad607c3c23abf66de8c8bf57ba8adcd1f129e699851a6e43935d339d"
+
+[[package]]
+name = "void"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
diff --git a/src/lib.rs b/src/lib.rs
index fd4604d..c6d3a64 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -114,7 +114,8 @@ impl<
         match value {
             -1 => '*',
             -2 => '#',
-            _ => char::from_digit(value as u32, 10).unwrap(),
+            0..=9 => char::from_digit(value as u32, 10).unwrap(),
+			_ => ' ',
         }
     }