From 5300b09d79be066c8082af36b0fb4d7bdc1ea87d Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Sat, 16 Apr 2016 22:39:40 +0200
Subject: [PATCH] Use unused results

---
 imag-counter/src/interactive.rs | 14 +++++++++-----
 imag-counter/src/list.rs        |  3 ++-
 imag-counter/src/main.rs        |  3 ++-
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/imag-counter/src/interactive.rs b/imag-counter/src/interactive.rs
index 2edd89e2..03e6b40e 100644
--- a/imag-counter/src/interactive.rs
+++ b/imag-counter/src/interactive.rs
@@ -17,7 +17,7 @@ type Result<T> = RResult<T, CounterError>;
 pub fn interactive(rt: &Runtime) {
     let scmd = rt.cli().subcommand_matches("interactive");
     if scmd.is_none() {
-        write!(stderr(), "No subcommand");
+        debug!("No subcommand");
         exit(1);
     }
     let scmd = scmd.unwrap();
@@ -36,7 +36,7 @@ pub fn interactive(rt: &Runtime) {
         pairs.insert('q', Binding::Function(String::from("quit"), Box::new(quit)));
     }
 
-    stderr().flush();
+    stderr().flush().ok();
     loop {
         println!("---");
         for (k, v) in &pairs {
@@ -58,10 +58,14 @@ pub fn interactive(rt: &Runtime) {
                     Some(&mut Binding::Counter(ref mut ctr)) => {
                         if increment {
                             debug!("Incrementing");
-                            ctr.inc();
+                            if let Err(e) = ctr.inc() {
+                                trace_error(&e);
+                            }
                         } else {
                             debug!("Decrementing");
-                            ctr.dec();
+                            if let Err(e) = ctr.dec() {
+                                trace_error(&e);
+                            }
                         }
                         true
                     },
@@ -127,7 +131,7 @@ impl<'a> Display for Binding<'a> {
 fn compute_pair<'a>(rt: &'a Runtime, spec: &str) -> Result<(char, Binding<'a>)> {
     let kv = String::from(spec).into_kv();
     if kv.is_none() {
-        write!(stderr(), "Key-Value parsing failed!");
+        debug!("Key-Value parsing failed!");
         exit(1);
     }
     let kv = kv.unwrap();
diff --git a/imag-counter/src/list.rs b/imag-counter/src/list.rs
index 76e23007..37bdf155 100644
--- a/imag-counter/src/list.rs
+++ b/imag-counter/src/list.rs
@@ -25,7 +25,8 @@ pub fn list(rt: &Runtime) {
                             }
                         }
                     })
-                    .map_err(|e| trace_error(&e));
+                    .map_err(|e| trace_error(&e))
+                    .ok();
                 }
             })
             .map_err(|e| trace_error(&e))
diff --git a/imag-counter/src/main.rs b/imag-counter/src/main.rs
index 326bff1d..076f5072 100644
--- a/imag-counter/src/main.rs
+++ b/imag-counter/src/main.rs
@@ -118,7 +118,8 @@ fn main() {
                             })
                     },
                 }
-                .map_err(|e| trace_error(&e));
+                .map_err(|e| trace_error(&e))
+                .ok();
             },
             |name| {
                 debug!("Call: {}", name);