Update to 2018 edition
diff --git a/src/strnom.rs b/src/strnom.rs
index 3d8ba85..eb7d0b8 100644
--- a/src/strnom.rs
+++ b/src/strnom.rs
@@ -1,11 +1,9 @@
 //! Adapted from [`nom`](https://github.com/Geal/nom).
 
+use crate::fallback::LexError;
 use std::str::{Bytes, CharIndices, Chars};
-
 use unicode_xid::UnicodeXID;
 
-use fallback::LexError;
-
 #[derive(Copy, Clone, Eq, PartialEq)]
 pub struct Cursor<'a> {
     pub rest: &'a str,