Make rip work on stable

Cargo.toml

@@ -4,6 +4,7 @@ version = "0.11.4"
 authors = ["mail@nivekuil.com"]
 description = "rip: a safe and ergonomic alternative to rm"
 repository = "https://github.com/nivekuil/rip"
+readme = "README.org"
 license = "GPL-3.0+"
 include = [
     "**/*.rs",

src/main.rs

@@ -1,8 +1,4 @@
 // -*- compile-command: "cargo build" -*-
-#![feature(conservative_impl_trait)]
-#![feature(io)]
-#![feature(alloc_system)]
-extern crate alloc_system;
 #[macro_use]
 extern crate clap;
 extern crate core;
@@ -420,7 +416,7 @@ fn record_entry(line: &str) -> RecordItem {
 }
 
 /// Takes a vector of grave paths and returns the respective lines in the record
-fn lines_of_graves<'a>(f: fs::File, graves: &'a [PathBuf]) -> impl Iterator<Item = String> {
+fn lines_of_graves<'a>(f: fs::File, graves: &'a [PathBuf]) -> impl Iterator<Item = String> + 'a {
     BufReader::new(f)
         .lines()
         .filter_map(|l| l.ok())

src/util.rs

@@ -26,8 +26,9 @@ fn prompt_yes<T: AsRef<str>>(prompt: T) -> bool {
         println!("{} (y/N)", prompt.as_ref());
     }
     let stdin = BufReader::new(io::stdin());
-    stdin.chars().next()
+    stdin.bytes().next()
         .and_then(|c| c.ok())
+        .map(|c| c as char)
         .and_then(|c| Some(c == 'y' || c == 'Y'))
         .unwrap_or(false)
 }