rollup merge of #22502: nikomatsakis/deprecate-bracket-bracket

Conflicts:
	src/libcollections/slice.rs
	src/libcollections/str.rs
	src/librustc/middle/lang_items.rs
	src/librustc_back/rpath.rs
	src/librustc_typeck/check/regionck.rs
	src/libstd/ffi/os_str.rs
	src/libsyntax/diagnostic.rs
	src/libsyntax/parse/parser.rs
	src/libsyntax/util/interner.rs
	src/test/run-pass/regions-refcell.rs

2 files changed, 7 insertions, 7 deletions

diff --git a/src/libserialize/json.rs b/src/libserialize/json.rs
index 68b28784b42..a0f42815b43 100644
--- a/src/libserialize/json.rs
+++ b/src/libserialize/json.rs
@@ -1120,7 +1120,7 @@ impl Json {
     /// Returns None otherwise.
     pub fn as_string<'a>(&'a self) -> Option<&'a str> {
         match *self {
-            Json::String(ref s) => Some(&s[]),
+            Json::String(ref s) => Some(&s[..]),
             _ => None
         }
     }
@@ -2237,7 +2237,7 @@ impl ::Decoder for Decoder {
                 return Err(ExpectedError("String or Object".to_string(), format!("{}", json)))
             }
         };
-        let idx = match names.iter().position(|n| *n == &name[]) {
+        let idx = match names.iter().position(|n| *n == &name[..]) {
             Some(idx) => idx,
             None => return Err(UnknownVariantError(name))
         };
@@ -3461,7 +3461,7 @@ mod tests {
         hm.insert(1, true);
         let mut mem_buf = Vec::new();
         write!(&mut mem_buf, "{}", super::as_pretty_json(&hm)).unwrap();
-        let json_str = from_utf8(&mem_buf[]).unwrap();
+        let json_str = from_utf8(&mem_buf[..]).unwrap();
         match from_str(json_str) {
             Err(_) => panic!("Unable to parse json_str: {:?}", json_str),
             _ => {} // it parsed and we are good to go
@@ -3477,7 +3477,7 @@ mod tests {
         hm.insert(1, true);
         let mut mem_buf = Vec::new();
         write!(&mut mem_buf, "{}", super::as_pretty_json(&hm)).unwrap();
-        let json_str = from_utf8(&mem_buf[]).unwrap();
+        let json_str = from_utf8(&mem_buf[..]).unwrap();
         match from_str(json_str) {
             Err(_) => panic!("Unable to parse json_str: {:?}", json_str),
             _ => {} // it parsed and we are good to go
@@ -3517,7 +3517,7 @@ mod tests {
             write!(&mut writer, "{}",
                    super::as_pretty_json(&json).indent(i)).unwrap();
 
-            let printed = from_utf8(&writer[]).unwrap();
+            let printed = from_utf8(&writer[..]).unwrap();
 
             // Check for indents at each line
             let lines: Vec<&str> = printed.lines().collect();
@@ -3549,7 +3549,7 @@ mod tests {
         let mut map = HashMap::new();
         map.insert(Enum::Foo, 0);
         let result = json::encode(&map).unwrap();
-        assert_eq!(&result[], r#"{"Foo":0}"#);
+        assert_eq!(&result[..], r#"{"Foo":0}"#);
         let decoded: HashMap<Enum, _> = json::decode(&result).unwrap();
         assert_eq!(map, decoded);
     }
diff --git a/src/libserialize/serialize.rs b/src/libserialize/serialize.rs
index 517907bcf58..70f0ba4bb23 100644
--- a/src/libserialize/serialize.rs
+++ b/src/libserialize/serialize.rs
@@ -326,7 +326,7 @@ impl Encodable for str {
 
 impl Encodable for String {
     fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
-        s.emit_str(&self[])
+        s.emit_str(&self[..])
     }
 }