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authorBrian Anderson <banderson@mozilla.com>2014-06-19 18:22:33 -0700
committerBrian Anderson <banderson@mozilla.com>2014-07-01 19:12:29 -0700
commitd21336ee0a3982bdc35f17cdc32b41f6de5603d4 (patch)
tree3f048e797533182728deab7c40618ce2635b9bdc /src/libstd/io
parent44ec28cfac9fa3f738e0e77ccca1d804125fd1dd (diff)
downloadrust-d21336ee0a3982bdc35f17cdc32b41f6de5603d4.tar.gz
rust-d21336ee0a3982bdc35f17cdc32b41f6de5603d4.zip
rustc: Remove `&str` indexing from the language.
Being able to index into the bytes of a string encourages
poor UTF-8 hygiene. To get a view of `&[u8]` from either
a `String` or `&str` slice, use the `as_bytes()` method.

Closes #12710.

[breaking-change]
Diffstat (limited to 'src/libstd/io')
-rw-r--r--src/libstd/io/fs.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libstd/io/fs.rs b/src/libstd/io/fs.rs
index bc8447dfa2e..e7f26c7bd91 100644
--- a/src/libstd/io/fs.rs
+++ b/src/libstd/io/fs.rs
@@ -1206,8 +1206,8 @@ mod test {
         let mut cur = [0u8, .. 2];
         for f in files {
             let stem = f.filestem_str().unwrap();
-            let root = stem[0] - ('0' as u8);
-            let name = stem[1] - ('0' as u8);
+            let root = stem.as_bytes()[0] - ('0' as u8);
+            let name = stem.as_bytes()[1] - ('0' as u8);
             assert!(cur[root as uint] < name);
             cur[root as uint] = name;
         }