From 2c11acabd9a8c104fa564cca480088c11c9e8af9 Mon Sep 17 00:00:00 2001
From: Robin Krahl <robin.krahl@ireas.org>
Date: Thu, 7 Jun 2018 16:07:08 +0200
Subject: Use {} instead of {:?} where possible

Most notably, for command errors, this will print a human-readable error
message instead of just the name of the enum.
---
 src/otp.rs | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

(limited to 'src/otp.rs')

diff --git a/src/otp.rs b/src/otp.rs
index e43b1c8..00a5e5e 100644
--- a/src/otp.rs
+++ b/src/otp.rs
@@ -35,10 +35,10 @@ pub trait ConfigureOtp {
     ///     Ok(admin) => {
     ///         match admin.write_hotp_slot(slot_data, 0) {
     ///             Ok(()) => println!("Successfully wrote slot."),
-    ///             Err(err) => println!("Could not write slot: {:?}", err),
+    ///             Err(err) => println!("Could not write slot: {}", err),
     ///         }
     ///     },
-    ///     Err((_, err)) => println!("Could not authenticate as admin: {:?}", err),
+    ///     Err((_, err)) => println!("Could not authenticate as admin: {}", err),
     /// }
     /// #     Ok(())
     /// # }
@@ -71,10 +71,10 @@ pub trait ConfigureOtp {
     ///     Ok(admin) => {
     ///         match admin.write_totp_slot(slot_data, 30) {
     ///             Ok(()) => println!("Successfully wrote slot."),
-    ///             Err(err) => println!("Could not write slot: {:?}", err),
+    ///             Err(err) => println!("Could not write slot: {}", err),
     ///         }
     ///     },
-    ///     Err((_, err)) => println!("Could not authenticate as admin: {:?}", err),
+    ///     Err((_, err)) => println!("Could not authenticate as admin: {}", err),
     /// }
     /// #     Ok(())
     /// # }
@@ -103,10 +103,10 @@ pub trait ConfigureOtp {
     ///     Ok(admin) => {
     ///         match admin.erase_hotp_slot(1) {
     ///             Ok(()) => println!("Successfully erased slot."),
-    ///             Err(err) => println!("Could not erase slot: {:?}", err),
+    ///             Err(err) => println!("Could not erase slot: {}", err),
     ///         }
     ///     },
-    ///     Err((_, err)) => println!("Could not authenticate as admin: {:?}", err),
+    ///     Err((_, err)) => println!("Could not authenticate as admin: {}", err),
     /// }
     /// #     Ok(())
     /// # }
@@ -133,10 +133,10 @@ pub trait ConfigureOtp {
     ///     Ok(admin) => {
     ///         match admin.erase_totp_slot(1) {
     ///             Ok(()) => println!("Successfully erased slot."),
-    ///             Err(err) => println!("Could not erase slot: {:?}", err),
+    ///             Err(err) => println!("Could not erase slot: {}", err),
     ///         }
     ///     },
-    ///     Err((_, err)) => println!("Could not authenticate as admin: {:?}", err),
+    ///     Err((_, err)) => println!("Could not authenticate as admin: {}", err),
     /// }
     /// #     Ok(())
     /// # }
@@ -200,9 +200,9 @@ pub trait GenerateOtp {
     /// # fn try_main() -> Result<(), CommandError> {
     /// let device = nitrokey::connect()?;
     /// match device.get_hotp_slot_name(1) {
-    ///     Ok(name) => println!("HOTP slot 1: {:?}", name),
+    ///     Ok(name) => println!("HOTP slot 1: {}", name),
     ///     Err(CommandError::SlotNotProgrammed) => println!("HOTP slot 1 not programmed"),
-    ///     Err(err) => println!("Could not get slot name: {:?}", err),
+    ///     Err(err) => println!("Could not get slot name: {}", err),
     /// };
     /// #     Ok(())
     /// # }
@@ -229,9 +229,9 @@ pub trait GenerateOtp {
     /// # fn try_main() -> Result<(), CommandError> {
     /// let device = nitrokey::connect()?;
     /// match device.get_totp_slot_name(1) {
-    ///     Ok(name) => println!("TOTP slot 1: {:?}", name),
+    ///     Ok(name) => println!("TOTP slot 1: {}", name),
     ///     Err(CommandError::SlotNotProgrammed) => println!("TOTP slot 1 not programmed"),
-    ///     Err(err) => println!("Could not get slot name: {:?}", err),
+    ///     Err(err) => println!("Could not get slot name: {}", err),
     /// };
     /// #     Ok(())
     /// # }
@@ -261,7 +261,7 @@ pub trait GenerateOtp {
     /// # fn try_main() -> Result<(), CommandError> {
     /// let device = nitrokey::connect()?;
     /// let code = device.get_hotp_code(1)?;
-    /// println!("Generated HOTP code on slot 1: {:?}", code);
+    /// println!("Generated HOTP code on slot 1: {}", code);
     /// #     Ok(())
     /// # }
     /// ```
@@ -304,7 +304,7 @@ pub trait GenerateOtp {
     /// } else {
     ///     device.set_time(time as u64);
     ///     let code = device.get_totp_code(1)?;
-    ///     println!("Generated TOTP code on slot 1: {:?}", code);
+    ///     println!("Generated TOTP code on slot 1: {}", code);
     /// }
     /// #     Ok(())
     /// # }
-- 
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