remove some use statements

iter is redundant because of the prelude, process is unnecessary when i
only use it once

2 files changed, 6 insertions, 8 deletions

diff --git a/src/commute.rs b/src/commute.rs
index 87bb866..03dfefd 100644
--- a/src/commute.rs
+++ b/src/commute.rs
@@ -1,7 +1,6 @@
 extern crate failure;
 
 use owned;
-use std::iter;
 
 /// Returns the unchanged lines around this hunk.
 ///
@@ -45,8 +44,8 @@ fn anchors(hunk: &owned::Hunk) -> (usize, usize, usize, usize) {
 /// as it finds two pairwise inequal elements.
 fn uniform<I, E>(iter: I) -> bool
 where
-    I: iter::IntoIterator<Item = E>,
-    E: ::std::cmp::Eq,
+    I: IntoIterator<Item = E>,
+    E: Eq,
 {
     let mut iter = iter.into_iter();
     match iter.next() {
@@ -106,8 +105,8 @@ pub fn commute(first: &owned::Hunk, second: &owned::Hunk) -> Option<(owned::Hunk
 
 pub fn commute_diff_before<'a, I>(after: &owned::Hunk, before: I) -> Option<owned::Hunk>
 where
-    I: iter::IntoIterator<Item = &'a owned::Hunk>,
-    <I as iter::IntoIterator>::IntoIter: iter::DoubleEndedIterator,
+    I: IntoIterator<Item = &'a owned::Hunk>,
+    <I as IntoIterator>::IntoIter: DoubleEndedIterator,
 {
     before
         .into_iter()
@@ -174,7 +173,7 @@ mod tests {
 
     #[test]
     fn test_commute_interleave() {
-        let mut line = iter::repeat(b"bar\n".to_vec());
+        let mut line = ::std::iter::repeat(b"bar\n".to_vec());
         let hunk1 = owned::Hunk {
             added: owned::Block {
                 start: 1,
diff --git a/src/main.rs b/src/main.rs
index ab42cd2..4d4e83d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,7 +6,6 @@ extern crate slog;
 extern crate slog_async;
 extern crate slog_term;
 
-use std::process;
 use slog::Drain;
 
 fn main() {
@@ -70,6 +69,6 @@ fn main() {
         crit!(logger, "absorb failed"; "err" => e.to_string());
         // wait for async logger to finish writing messages
         drop(logger);
-        process::exit(1);
+        ::std::process::exit(1);
     }
 }