auto merge of #20504 : japaric/rust/derive-self, r=alexcrichton

I put the sed scripts in the commits, in case this needs a "rebase".

Author: bors

src/compiletest/common.rs

@@ -13,7 +13,7 @@ use std::fmt;
 use std::str::FromStr;
 use regex::Regex;
 
-#[deriving(Clone, PartialEq)]
+#[derive(Clone, PartialEq)]
 pub enum Mode {
     CompileFail,
     RunFail,
@@ -59,7 +59,7 @@ impl fmt::Show for Mode {
     }
 }
 
-#[deriving(Clone)]
+#[derive(Clone)]
 pub struct Config {
     // The library paths required for running the compiler
     pub compile_lib_path: String,

src/compiletest/errors.rs

@@ -30,7 +30,7 @@ pub struct ExpectedError {
 pub static EXPECTED_PATTERN : &'static str =
     r"//~(?P<follow>\|)?(?P<adjusts>\^*)\s*(?P<kind>\S*)\s*(?P<msg>.*)";
 
-#[deriving(PartialEq, Show)]
+#[derive(PartialEq, Show)]
 enum WhichLine { ThisLine, FollowPrevious(uint), AdjustBackward(uint) }
 
 // Load any test directives embedded in the file

src/grammar/verify.rs

@@ -26,7 +26,7 @@ use std::io::File;
 
 use syntax::parse;
 use syntax::parse::lexer;
-use rustc::session::{mod, config};
+use rustc::session::{self, config};
 
 use syntax::ast;
 use syntax::ast::Name;

src/liballoc/arc.rs

@@ -71,7 +71,7 @@ use core::atomic;
 use core::atomic::Ordering::{Relaxed, Release, Acquire, SeqCst};
 use core::borrow::BorrowFrom;
 use core::clone::Clone;
-use core::fmt::{mod, Show};
+use core::fmt::{self, Show};
 use core::cmp::{Eq, Ord, PartialEq, PartialOrd, Ordering};
 use core::default::Default;
 use core::kinds::{Sync, Send};
@@ -81,7 +81,7 @@ use core::nonzero::NonZero;
 use core::ops::{Drop, Deref};
 use core::option::Option;
 use core::option::Option::{Some, None};
-use core::ptr::{mod, PtrExt};
+use core::ptr::{self, PtrExt};
 use heap::deallocate;
 
 /// An atomically reference counted wrapper for shared state.
@@ -800,6 +800,6 @@ mod tests {
     }
 
     // Make sure deriving works with Arc<T>
-    #[deriving(Eq, Ord, PartialEq, PartialOrd, Clone, Show, Default)]
+    #[derive(Eq, Ord, PartialEq, PartialOrd, Clone, Show, Default)]
     struct Foo { inner: Arc<int> }
 }

src/liballoc/boxed.rs

@@ -17,7 +17,7 @@ use core::clone::Clone;
 use core::cmp::{PartialEq, PartialOrd, Eq, Ord, Ordering};
 use core::default::Default;
 use core::fmt;
-use core::hash::{mod, Hash};
+use core::hash::{self, Hash};
 use core::kinds::Sized;
 use core::mem;
 use core::option::Option;

src/liballoc/rc.rs

@@ -147,14 +147,14 @@ use core::clone::Clone;
 use core::cmp::{PartialEq, PartialOrd, Eq, Ord, Ordering};
 use core::default::Default;
 use core::fmt;
-use core::hash::{mod, Hash};
+use core::hash::{self, Hash};
 use core::kinds::marker;
 use core::mem::{transmute, min_align_of, size_of, forget};
 use core::nonzero::NonZero;
 use core::ops::{Deref, Drop};
 use core::option::Option;
 use core::option::Option::{Some, None};
-use core::ptr::{mod, PtrExt};
+use core::ptr::{self, PtrExt};
 use core::result::Result;
 use core::result::Result::{Ok, Err};
 
@@ -264,7 +264,7 @@ pub fn is_unique<T>(rc: &Rc<T>) -> bool {
 /// # Example
 ///
 /// ```
-/// use std::rc::{mod, Rc};
+/// use std::rc::{self, Rc};
 ///
 /// let x = Rc::new(3u);
 /// assert_eq!(rc::try_unwrap(x), Ok(3u));
@@ -298,7 +298,7 @@ pub fn try_unwrap<T>(rc: Rc<T>) -> Result<T, Rc<T>> {
 /// # Example
 ///
 /// ```
-/// use std::rc::{mod, Rc};
+/// use std::rc::{self, Rc};
 ///
 /// let mut x = Rc::new(3u);
 /// *rc::get_mut(&mut x).unwrap() = 4u;

src/libarena/lib.rs

@@ -46,7 +46,7 @@ use std::rt::heap::{allocate, deallocate};
 // The way arena uses arrays is really deeply awful. The arrays are
 // allocated, and have capacities reserved, but the fill for the array
 // will always stay at 0.
-#[deriving(Clone, PartialEq)]
+#[derive(Clone, PartialEq)]
 struct Chunk {
     data: Rc<RefCell<Vec<u8>>>,
     fill: Cell<uint>,

src/libcollections/binary_heap.rs

@@ -30,7 +30,7 @@
 //! use std::collections::BinaryHeap;
 //! use std::uint;
 //!
-//! #[deriving(Copy, Eq, PartialEq)]
+//! #[derive(Copy, Eq, PartialEq)]
 //! struct State {
 //!     cost: uint,
 //!     position: uint,
@@ -157,12 +157,12 @@ use core::mem::{zeroed, replace, swap};
 use core::ptr;
 
 use slice;
-use vec::{mod, Vec};
+use vec::{self, Vec};
 
 /// A priority queue implemented with a binary heap.
 ///
 /// This will be a max-heap.
-#[deriving(Clone)]
+#[derive(Clone)]
 #[stable]
 pub struct BinaryHeap<T> {
     data: Vec<T>,
@@ -565,7 +565,7 @@ pub struct Iter <'a, T: 'a> {
     iter: slice::Iter<'a, T>,
 }
 
-// FIXME(#19839) Remove in favor of `#[deriving(Clone)]`
+// FIXME(#19839) Remove in favor of `#[derive(Clone)]`
 impl<'a, T> Clone for Iter<'a, T> {
     fn clone(&self) -> Iter<'a, T> {
         Iter { iter: self.iter.clone() }

src/libcollections/bit.rs

@@ -89,7 +89,7 @@ use core::fmt;
 use core::hash;
 use core::iter::RandomAccessIterator;
 use core::iter::{Chain, Enumerate, Repeat, Skip, Take, repeat, Cloned};
-use core::iter::{mod, FromIterator};
+use core::iter::{self, FromIterator};
 use core::num::Int;
 use core::ops::Index;
 use core::slice;
@@ -1040,7 +1040,7 @@ impl cmp::Eq for Bitv {}
 
 /// An iterator for `Bitv`.
 #[stable]
-#[deriving(Clone)]
+#[derive(Clone)]
 pub struct Iter<'a> {
     bitv: &'a Bitv,
     next_idx: uint,
@@ -1139,7 +1139,7 @@ impl<'a> RandomAccessIterator for Iter<'a> {
 /// let bv: Bitv = s.into_bitv();
 /// assert!(bv[3]);
 /// ```
-#[deriving(Clone)]
+#[derive(Clone)]
 #[stable]
 pub struct BitvSet {
     bitv: Bitv,
@@ -1784,15 +1784,15 @@ impl<S: hash::Writer> hash::Hash<S> for BitvSet {
 }
 
 /// An iterator for `BitvSet`.
-#[deriving(Clone)]
+#[derive(Clone)]
 #[stable]
 pub struct SetIter<'a> {
     set: &'a BitvSet,
     next_idx: uint
 }
 
 /// An iterator combining two `BitvSet` iterators.
-#[deriving(Clone)]
+#[derive(Clone)]
 struct TwoBitPositions<'a> {
     set: &'a BitvSet,
     other: &'a BitvSet,

src/libcollections/btree/map.rs

@@ -33,9 +33,9 @@ use ring_buf::RingBuf;
 use self::Continuation::{Continue, Finished};
 use self::StackOp::*;
 use super::node::ForceResult::{Leaf, Internal};
-use super::node::TraversalItem::{mod, Elem, Edge};
+use super::node::TraversalItem::{self, Elem, Edge};
 use super::node::{Traversal, MutTraversal, MoveTraversal};
-use super::node::{mod, Node, Found, GoDown};
+use super::node::{self, Node, Found, GoDown};
 
 // FIXME(conventions): implement bounded iterators
 
@@ -81,7 +81,7 @@ use super::node::{mod, Node, Found, GoDown};
 /// force this degenerate behaviour to occur on every operation. While the total amount of work
 /// done on each operation isn't *catastrophic*, and *is* still bounded by O(B log<sub>B</sub>n),
 /// it is certainly much slower when it does.
-#[deriving(Clone)]
+#[derive(Clone)]
 #[stable]
 pub struct BTreeMap<K, V> {
     root: Node<K, V>,
@@ -505,7 +505,7 @@ mod stack {
     use core::mem;
     use core::ops::{Deref, DerefMut};
     use super::BTreeMap;
-    use super::super::node::{mod, Node, Fit, Split, Internal, Leaf};
+    use super::super::node::{self, Node, Fit, Split, Internal, Leaf};
     use super::super::node::handle;
     use vec::Vec;
 

src/libcollections/btree/node.rs

@@ -496,7 +496,7 @@ impl<K: Clone, V: Clone> Clone for Node<K, V> {
 ///     println!("Uninitialized memory: {}", handle.into_kv());
 /// }
 /// ```
-#[deriving(Copy)]
+#[derive(Copy)]
 pub struct Handle<NodeRef, Type, NodeType> {
     node: NodeRef,
     index: uint

src/libcollections/btree/set.rs

@@ -14,7 +14,7 @@
 use core::prelude::*;
 
 use core::borrow::BorrowFrom;
-use core::cmp::Ordering::{mod, Less, Greater, Equal};
+use core::cmp::Ordering::{self, Less, Greater, Equal};
 use core::default::Default;
 use core::fmt::Show;
 use core::fmt;
@@ -30,7 +30,7 @@ use btree_map::{BTreeMap, Keys};
 ///
 /// See BTreeMap's documentation for a detailed discussion of this collection's performance
 /// benefits and drawbacks.
-#[deriving(Clone, Hash, PartialEq, Eq, Ord, PartialOrd)]
+#[derive(Clone, Hash, PartialEq, Eq, Ord, PartialOrd)]
 #[stable]
 pub struct BTreeSet<T>{
     map: BTreeMap<T, ()>,

src/libcollections/dlist.rs

@@ -26,7 +26,7 @@ use core::cmp::Ordering;
 use core::default::Default;
 use core::fmt;
 use core::hash::{Writer, Hash};
-use core::iter::{mod, FromIterator};
+use core::iter::{self, FromIterator};
 use core::mem;
 use core::ptr;
 
@@ -84,7 +84,7 @@ pub struct IterMut<'a, T:'a> {
 }
 
 /// An iterator over mutable references to the items of a `DList`.
-#[deriving(Clone)]
+#[derive(Clone)]
 #[stable]
 pub struct IntoIter<T> {
     list: DList<T>

src/libcollections/enum_set.rs

@@ -21,7 +21,7 @@ use core::ops::{Sub, BitOr, BitAnd, BitXor};
 
 // FIXME(contentions): implement union family of methods? (general design may be wrong here)
 
-#[deriving(Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
 /// A specialized set implementation to use enum types.
 pub struct EnumSet<E> {
     // We must maintain the invariant that no bits are set
@@ -223,7 +223,7 @@ pub struct Iter<E> {
     bits: uint,
 }
 
-// FIXME(#19839) Remove in favor of `#[deriving(Clone)]`
+// FIXME(#19839) Remove in favor of `#[derive(Clone)]`
 impl<E> Clone for Iter<E> {
     fn clone(&self) -> Iter<E> {
         Iter {
@@ -287,7 +287,7 @@ mod test {
 
     use super::{EnumSet, CLike};
 
-    #[deriving(Copy, PartialEq, Show)]
+    #[derive(Copy, PartialEq, Show)]
     #[repr(uint)]
     enum Foo {
         A, B, C
@@ -491,7 +491,7 @@ mod test {
     #[should_fail]
     fn test_overflow() {
         #[allow(dead_code)]
-        #[deriving(Copy)]
+        #[derive(Copy)]
         #[repr(uint)]
         enum Bar {
             V00, V01, V02, V03, V04, V05, V06, V07, V08, V09,

src/libcollections/ring_buf.rs

@@ -17,7 +17,7 @@ use core::prelude::*;
 use core::cmp::Ordering;
 use core::default::Default;
 use core::fmt;
-use core::iter::{mod, FromIterator, RandomAccessIterator};
+use core::iter::{self, FromIterator, RandomAccessIterator};
 use core::kinds::marker;
 use core::mem;
 use core::num::{Int, UnsignedInt};
@@ -1139,7 +1139,7 @@ pub struct Iter<'a, T:'a> {
     head: uint
 }
 
-// FIXME(#19839) Remove in favor of `#[deriving(Clone)]`
+// FIXME(#19839) Remove in favor of `#[derive(Clone)]`
 impl<'a, T> Clone for Iter<'a, T> {
     fn clone(&self) -> Iter<'a, T> {
         Iter {
@@ -1674,21 +1674,21 @@ mod tests {
         })
     }
 
-    #[deriving(Clone, PartialEq, Show)]
+    #[derive(Clone, PartialEq, Show)]
     enum Taggy {
         One(int),
         Two(int, int),
         Three(int, int, int),
     }
 
-    #[deriving(Clone, PartialEq, Show)]
+    #[derive(Clone, PartialEq, Show)]
     enum Taggypar<T> {
         Onepar(int),
         Twopar(int, int),
         Threepar(int, int, int),
     }
 
-    #[deriving(Clone, PartialEq, Show)]
+    #[derive(Clone, PartialEq, Show)]
     struct RecCy {
         x: int,
         y: int,

src/libcollections/slice.rs

@@ -90,15 +90,15 @@
 use alloc::boxed::Box;
 use core::borrow::{BorrowFrom, BorrowFromMut, ToOwned};
 use core::clone::Clone;
-use core::cmp::Ordering::{mod, Greater, Less};
-use core::cmp::{mod, Ord, PartialEq};
+use core::cmp::Ordering::{self, Greater, Less};
+use core::cmp::{self, Ord, PartialEq};
 use core::iter::{Iterator, IteratorExt, IteratorCloneExt};
 use core::iter::{range, range_step, MultiplicativeIterator};
 use core::kinds::Sized;
 use core::mem::size_of;
 use core::mem;
 use core::ops::{FnMut, SliceMut};
-use core::option::Option::{mod, Some, None};
+use core::option::Option::{self, Some, None};
 use core::ptr::PtrExt;
 use core::ptr;
 use core::result::Result;
@@ -1083,7 +1083,7 @@ impl<T: Clone, V: AsSlice<T>> SliceConcatExt<T, Vec<T>> for [V] {
 /// The last generated swap is always (0, 1), and it returns the
 /// sequence to its initial order.
 #[experimental]
-#[deriving(Clone)]
+#[derive(Clone)]
 pub struct ElementSwaps {
     sdir: Vec<SizeDirection>,
     /// If `true`, emit the last swap that returns the sequence to initial
@@ -1130,11 +1130,11 @@ impl<T: Clone> ToOwned<Vec<T>> for [T] {
 // Iterators
 ////////////////////////////////////////////////////////////////////////////////
 
-#[deriving(Copy, Clone)]
+#[derive(Copy, Clone)]
 enum Direction { Pos, Neg }
 
 /// An `Index` and `Direction` together.
-#[deriving(Copy, Clone)]
+#[derive(Copy, Clone)]
 struct SizeDirection {
     size: uint,
     dir: Direction,
@@ -2709,7 +2709,7 @@ mod tests {
         assert!(values == [2, 3, 5, 6, 7]);
     }
 
-    #[deriving(Clone, PartialEq)]
+    #[derive(Clone, PartialEq)]
     struct Foo;
 
     #[test]