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-rw-r--r--nitrocli/src/main.rs7
1 files changed, 5 insertions, 2 deletions
diff --git a/nitrocli/src/main.rs b/nitrocli/src/main.rs
index 67a0a22..c598b8d 100644
--- a/nitrocli/src/main.rs
+++ b/nitrocli/src/main.rs
@@ -18,7 +18,10 @@
// *************************************************************************
#![deny(missing_docs)]
-#![warn(rust_2018_compatibility)]
+#![warn(
+ rust_2018_compatibility,
+ rust_2018_idioms,
+)]
//! Nitrocli is a program providing a command line interface to certain
//! commands of the Nitrokey Storage device.
@@ -40,7 +43,7 @@ use std::time;
use crate::error::Error;
type Result<T> = result::Result<T, Error>;
-type NitroFunc = Fn(&mut libhid::Handle) -> Result<()>;
+type NitroFunc = dyn Fn(&mut libhid::Handle) -> Result<()>;
const PIN_TYPE: pinentry::PinType = pinentry::PinType::User;