Upgrade to rustc ba2f13ef0 2015-02-04

18 files changed, 70 insertions, 61 deletions

diff --git a/components/util/Cargo.toml b/components/util/Cargo.toml
index 6b640290596..2f4cf2c568b 100644
--- a/components/util/Cargo.toml
+++ b/components/util/Cargo.toml
@@ -36,7 +36,12 @@ git = "https://github.com/servo/string-cache"
 [dependencies.string_cache_macros]
 git = "https://github.com/servo/string-cache"
 
+[dependencies.lazy_static]
+git = "https://github.com/Kimundi/lazy-static.rs"
+
 [dependencies]
 text_writer = "0.1.1"
 url = "0.2.16"
-time = "0.1.12"
\ No newline at end of file
+time = "0.1.12"
+bitflags = "*"
+rand = "*"
diff --git a/components/util/cache.rs b/components/util/cache.rs
index 8ab2ad690ef..b3f2aaf55c4 100644
--- a/components/util/cache.rs
+++ b/components/util/cache.rs
@@ -10,7 +10,7 @@ use std::collections::hash_state::DefaultState;
 use rand::Rng;
 use std::hash::{Hash, Hasher, SipHasher};
 use std::iter::repeat;
-use std::rand;
+use rand;
 use std::slice::Iter;
 
 #[cfg(test)]
diff --git a/components/util/cursor.rs b/components/util/cursor.rs
index ff203f1a0e7..4c6b61b38fe 100644
--- a/components/util/cursor.rs
+++ b/components/util/cursor.rs
@@ -10,7 +10,7 @@ use text_writer::TextWriter;
 
 macro_rules! define_cursor {
     ($( $css: expr => $variant: ident = $value: expr, )+) => {
-        #[derive(Clone, Copy, PartialEq, Eq, FromPrimitive, Show)]
+        #[derive(Clone, Copy, PartialEq, Eq, FromPrimitive, Debug)]
         #[repr(u8)]
         pub enum Cursor {
             $( $variant = $value ),+
diff --git a/components/util/debug_utils.rs b/components/util/debug_utils.rs
index e43b1d11363..1eaa5085c8b 100644
--- a/components/util/debug_utils.rs
+++ b/components/util/debug_utils.rs
@@ -2,8 +2,8 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-use std::io;
-use std::io::Writer;
+use std::old_io as io;
+use std::old_io::Writer;
 use std::mem;
 use std::mem::size_of;
 use std::slice;
diff --git a/components/util/deque/mod.rs b/components/util/deque/mod.rs
index 505b09ab021..04d8ab76f39 100644
--- a/components/util/deque/mod.rs
+++ b/components/util/deque/mod.rs
@@ -86,19 +86,21 @@ struct Deque<T> {
 /// There may only be one worker per deque.
 pub struct Worker<T> {
     deque: Arc<Deque<T>>,
-    _noshare: marker::NoSync,
 }
 
+impl<T> !marker::Sync for Worker<T> {}
+
 /// The stealing half of the work-stealing deque. Stealers have access to the
 /// opposite end of the deque from the worker, and they only have access to the
 /// `steal` method.
 pub struct Stealer<T> {
     deque: Arc<Deque<T>>,
-    _noshare: marker::NoSync,
 }
 
+impl<T> !marker::Sync for Stealer<T> {}
+
 /// When stealing some data, this is an enumeration of the possible outcomes.
-#[derive(PartialEq, Show)]
+#[derive(PartialEq, Debug)]
 pub enum Stolen<T> {
     /// The deque was empty at the time of stealing
     Empty,
@@ -156,8 +158,7 @@ impl<T: Send> BufferPool<T> {
     pub fn deque(&self) -> (Worker<T>, Stealer<T>) {
         let a = Arc::new(Deque::new(self.clone()));
         let b = a.clone();
-        (Worker { deque: a, _noshare: marker::NoSync },
-         Stealer { deque: b, _noshare: marker::NoSync })
+        (Worker { deque: a }, Stealer { deque: b })
     }
 
     fn alloc(&mut self, bits: uint) -> Box<Buffer<T>> {
@@ -218,7 +219,7 @@ impl<T: Send> Stealer<T> {
 
 impl<T: Send> Clone for Stealer<T> {
     fn clone(&self) -> Stealer<T> {
-        Stealer { deque: self.deque.clone(), _noshare: marker::NoSync }
+        Stealer { deque: self.deque.clone() }
     }
 }
 
diff --git a/components/util/geometry.rs b/components/util/geometry.rs
index a30849eaf5d..59f61c5afc0 100644
--- a/components/util/geometry.rs
+++ b/components/util/geometry.rs
@@ -31,7 +31,7 @@ use rustc_serialize::{Encoder, Encodable};
 ///
 /// The ratio between ScreenPx and DevicePixel for a given display be found by calling
 /// `servo::windowing::WindowMethods::hidpi_factor`.
-#[derive(Show, Copy)]
+#[derive(Debug, Copy)]
 pub enum ScreenPx {}
 
 /// One CSS "px" in the coordinate system of the "initial viewport":
@@ -43,7 +43,7 @@ pub enum ScreenPx {}
 ///
 /// At the default zoom level of 100%, one PagePx is equal to one ScreenPx.  However, if the
 /// document is zoomed in or out then this scale may be larger or smaller.
-#[derive(RustcEncodable, Show, Copy)]
+#[derive(RustcEncodable, Debug, Copy)]
 pub enum ViewportPx {}
 
 /// One CSS "px" in the root coordinate system for the content document.
@@ -52,7 +52,7 @@ pub enum ViewportPx {}
 /// This is the mobile-style "pinch zoom" that enlarges content without reflowing it.  When the
 /// viewport zoom is not equal to 1.0, then the layout viewport is no longer the same physical size
 /// as the viewable area.
-#[derive(RustcEncodable, Show, Copy)]
+#[derive(RustcEncodable, Debug, Copy)]
 pub enum PagePx {}
 
 // In summary, the hierarchy of pixel units and the factors to convert from one to the next:
@@ -120,7 +120,7 @@ impl Encodable for Au {
     }
 }
 
-impl fmt::Show for Au {
+impl fmt::Debug for Au {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         write!(f, "{}px", to_frac_px(*self))
     }}
diff --git a/components/util/lib.rs b/components/util/lib.rs
index a1d356a4645..045760a037d 100644
--- a/components/util/lib.rs
+++ b/components/util/lib.rs
@@ -6,6 +6,9 @@
 #![feature(plugin)]
 #![feature(int_uint)]
 #![feature(box_syntax)]
+#![feature(optin_builtin_traits)]
+#![feature(core, rustc_private, hash, alloc)]
+#![feature(collections, libc, std_misc)]
 
 #![allow(missing_copy_implementations)]
 #![allow(unstable)]
@@ -13,6 +16,7 @@
 #[macro_use] extern crate log;
 
 extern crate alloc;
+#[macro_use] extern crate bitflags;
 extern crate collections;
 extern crate cssparser;
 extern crate geom;
diff --git a/components/util/logical_geometry.rs b/components/util/logical_geometry.rs
index a76bd1ca21e..f464412fb46 100644
--- a/components/util/logical_geometry.rs
+++ b/components/util/logical_geometry.rs
@@ -7,7 +7,7 @@
 use geom::{Size2D, Point2D, SideOffsets2D, Rect};
 use geom::num::Zero;
 use std::cmp::{min, max};
-use std::fmt::{Show, Formatter, Error};
+use std::fmt::{Debug, Formatter, Error};
 use std::ops::{Add, Sub};
 
 bitflags!(
@@ -49,7 +49,7 @@ impl WritingMode {
     }
 }
 
-impl Show for WritingMode {
+impl Debug for WritingMode {
     fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error> {
         if self.is_vertical() {
             try!(write!(formatter, "V"));
@@ -121,7 +121,7 @@ impl DebugWritingMode {
     }
 }
 
-impl Show for DebugWritingMode {
+impl Debug for DebugWritingMode {
     #[cfg(ndebug)]
     fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error> {
         write!(formatter, "?")
@@ -142,7 +142,7 @@ pub struct LogicalSize<T> {
     debug_writing_mode: DebugWritingMode,
 }
 
-impl<T: Show> Show for LogicalSize<T> {
+impl<T: Debug> Debug for LogicalSize<T> {
     fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error> {
         write!(formatter, "LogicalSize({:?}, i{:?}×b{:?})",
                self.debug_writing_mode, self.inline, self.block)
@@ -278,7 +278,7 @@ pub struct LogicalPoint<T> {
     debug_writing_mode: DebugWritingMode,
 }
 
-impl<T: Show> Show for LogicalPoint<T> {
+impl<T: Debug> Debug for LogicalPoint<T> {
     fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error> {
         write!(formatter, "LogicalPoint({:?} (i{:?}, b{:?}))",
                self.debug_writing_mode, self.i, self.b)
@@ -452,7 +452,7 @@ pub struct LogicalMargin<T> {
     debug_writing_mode: DebugWritingMode,
 }
 
-impl<T: Show> Show for LogicalMargin<T> {
+impl<T: Debug> Debug for LogicalMargin<T> {
     fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error> {
         write!(formatter,
                "LogicalMargin({:?}, inline: {:?}..{:?} block: {:?}..{:?})",
@@ -738,7 +738,7 @@ pub struct LogicalRect<T> {
     debug_writing_mode: DebugWritingMode,
 }
 
-impl<T: Show> Show for LogicalRect<T> {
+impl<T: Debug> Debug for LogicalRect<T> {
     fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error> {
         write!(formatter,
                "LogicalRect({:?}, i{:?}×b{:?}, @ (i{:?},b{:?}))",
diff --git a/components/util/memory.rs b/components/util/memory.rs
index c555dc8af81..566b6ad3590 100644
--- a/components/util/memory.rs
+++ b/components/util/memory.rs
@@ -7,9 +7,9 @@
 use libc::{c_char,c_int,c_void,size_t};
 use std::borrow::ToOwned;
 use std::ffi::CString;
-use std::io::timer::sleep;
+use std::old_io::timer::sleep;
 #[cfg(target_os="linux")]
-use std::io::File;
+use std::old_io::File;
 use std::mem;
 use std::mem::size_of;
 #[cfg(target_os="linux")]
@@ -222,7 +222,7 @@ fn get_proc_self_statm_field(field: uint) -> Option<u64> {
     match f.read_to_string() {
         Ok(contents) => {
             let s = option_try!(contents.as_slice().words().nth(field));
-            let npages: u64 = option_try!(s.parse());
+            let npages: u64 = option_try!(s.parse().ok());
             Some(npages * (page_size() as u64))
         }
         Err(_) => None
diff --git a/components/util/opts.rs b/components/util/opts.rs
index ae19723b975..26f0651580f 100644
--- a/components/util/opts.rs
+++ b/components/util/opts.rs
@@ -13,7 +13,7 @@ use layers::geometry::DevicePixel;
 use getopts;
 use std::collections::HashSet;
 use std::cmp;
-use std::io;
+use std::old_io as io;
 use std::mem;
 use std::os;
 use std::ptr;
@@ -219,11 +219,11 @@ pub fn from_cmdline_args(args: &[String]) -> bool {
         return false;
     };
 
-    let mut debug_options = HashSet::new();
     let debug_string = match opt_match.opt_str("Z") {
         Some(string) => string,
         None => String::new()
     };
+    let mut debug_options = HashSet::new();
     for split in debug_string.as_slice().split(',') {
         debug_options.insert(split.clone());
     }
diff --git a/components/util/range.rs b/components/util/range.rs
index 8c217beb218..dba80b458f2 100644
--- a/components/util/range.rs
+++ b/components/util/range.rs
@@ -9,7 +9,7 @@ use std::num;
 use std::num::Int;
 
 /// An index type to be used by a `Range`
-pub trait RangeIndex: Int + fmt::Show {
+pub trait RangeIndex: Int + fmt::Debug {
     type Index;
     fn new(x: Self::Index) -> Self;
     fn get(self) -> Self::Index;
@@ -28,7 +28,7 @@ impl RangeIndex for int {
 #[macro_export]
 macro_rules! int_range_index {
     ($(#[$attr:meta])* struct $Self:ident($T:ty)) => (
-        #[derive(Clone, PartialEq, PartialOrd, Eq, Ord, Show, Copy)]
+        #[derive(Clone, PartialEq, PartialOrd, Eq, Ord, Debug, Copy)]
         $(#[$attr])*
         pub struct $Self(pub $T);
 
@@ -194,7 +194,7 @@ pub struct Range<I> {
     length: I,
 }
 
-impl<I: RangeIndex> fmt::Show for Range<I> {
+impl<I: RangeIndex> fmt::Debug for Range<I> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         write!(f, "[{:?} .. {:?})", self.begin(), self.end())
     }
diff --git a/components/util/resource_files.rs b/components/util/resource_files.rs
index c5afbaeee56..2df0d059d95 100644
--- a/components/util/resource_files.rs
+++ b/components/util/resource_files.rs
@@ -2,14 +2,14 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-use std::io::{File, IoResult};
-use std::path::Path;
+use std::old_io::{File, IoResult};
+use std::old_path::Path;
 
 #[cfg(not(target_os = "android"))]
 use opts;
 
 #[cfg(not(target_os = "android"))]
-use std::io::fs::PathExtensions;
+use std::old_io::fs::PathExtensions;
 #[cfg(not(target_os = "android"))]
 use std::os;
 
diff --git a/components/util/smallvec.rs b/components/util/smallvec.rs
index efd1bfc7f35..1707c0a6eba 100644
--- a/components/util/smallvec.rs
+++ b/components/util/smallvec.rs
@@ -325,7 +325,7 @@ impl<'a, T: 'a> Iterator for SmallVecMoveIterator<'a,T> {
 impl<'a, T: 'a> Drop for SmallVecMoveIterator<'a,T> {
     fn drop(&mut self) {
         // Destroy the remaining elements.
-        for _ in *self {}
+        for _ in self.by_ref() {}
 
         match self.allocation {
             None => {}
@@ -443,7 +443,7 @@ macro_rules! def_small_vector(
             }
         }
 
-        impl<T: fmt::Show> fmt::Show for $name<T> {
+        impl<T: fmt::Debug> fmt::Debug for $name<T> {
             fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
                 write!(f, "{:?}", self.as_slice())
             }
diff --git a/components/util/str.rs b/components/util/str.rs
index e0642abdffe..4b785de0a3b 100644
--- a/components/util/str.rs
+++ b/components/util/str.rs
@@ -68,7 +68,7 @@ pub static HTML_SPACE_CHARACTERS: StaticCharVec = &[
 ];
 
 pub fn split_html_space_chars<'a>(s: &'a str) ->
-                                  Filter<&'a str, Split<'a, StaticCharVec>, fn(&&str) -> bool> {
+                                  Filter<Split<'a, StaticCharVec>, fn(&&str) -> bool> {
     fn not_empty(&split: &&str) -> bool { !split.is_empty() }
     s.split(HTML_SPACE_CHARACTERS).filter(not_empty as fn(&&str) -> bool)
 }
@@ -149,7 +149,7 @@ pub fn parse_length(mut value: &str) -> LengthOrPercentageOrAuto {
         return LengthOrPercentageOrAuto::Auto
     }
     if value.starts_with("+") {
-        value = value.slice_from(1)
+        value = &value[1..]
     }
     value = value.trim_left_matches('0');
     if value.len() == 0 {
@@ -176,19 +176,19 @@ pub fn parse_length(mut value: &str) -> LengthOrPercentageOrAuto {
             }
         }
     }
-    value = value.slice_to(end_index);
+    value = &value[..end_index];
 
     if found_percent {
-        let result: Option<f64> = FromStr::from_str(value);
+        let result: Result<f64, _> = FromStr::from_str(value);
         match result {
-            Some(number) => return LengthOrPercentageOrAuto::Percentage((number as f64) / 100.0),
-            None => return LengthOrPercentageOrAuto::Auto,
+            Ok(number) => return LengthOrPercentageOrAuto::Percentage((number as f64) / 100.0),
+            Err(_) => return LengthOrPercentageOrAuto::Auto,
         }
     }
 
     match FromStr::from_str(value) {
-        Some(number) => LengthOrPercentageOrAuto::Length(Au::from_px(number)),
-        None => LengthOrPercentageOrAuto::Auto,
+        Ok(number) => LengthOrPercentageOrAuto::Length(Au::from_px(number)),
+        Err(_) => LengthOrPercentageOrAuto::Auto,
     }
 }
 
@@ -245,14 +245,14 @@ pub fn parse_legacy_color(mut input: &str) -> Result<RGBA,()> {
     // Step 8.
     for (char_count, (index, _)) in input.char_indices().enumerate() {
         if char_count == 128 {
-            input = input.slice_to(index);
+            input = &input[..index];
             break
         }
     }
 
     // Step 9.
     if input.char_at(0) == '#' {
-        input = input.slice_from(1)
+        input = &input[1..]
     }
 
     // Step 10.
@@ -274,22 +274,22 @@ pub fn parse_legacy_color(mut input: &str) -> Result<RGBA,()> {
     // Step 12.
     let mut length = input.len() / 3;
     let (mut red, mut green, mut blue) = (input.slice_to(length),
-                                          input.slice(length, length * 2),
-                                          input.slice_from(length * 2));
+                                          &input[length..length * 2],
+                                          &input[length * 2..]);
 
     // Step 13.
     if length > 8 {
-        red = red.slice_from(length - 8);
-        green = green.slice_from(length - 8);
-        blue = blue.slice_from(length - 8);
+        red = &red[length - 8..];
+        green = &green[length - 8..];
+        blue = &blue[length - 8..];
         length = 8
     }
 
     // Step 14.
     while length > 2 && red[0] == b'0' && green[0] == b'0' && blue[0] == b'0' {
-        red = red.slice_from(1);
-        green = green.slice_from(1);
-        blue = blue.slice_from(1);
+        red = &red[1..];
+        green = &green[1..];
+        blue = &blue[1..];
         length -= 1
     }
 
@@ -324,7 +324,7 @@ pub fn parse_legacy_color(mut input: &str) -> Result<RGBA,()> {
 }
 
 
-#[derive(Clone, Eq, PartialEq, Hash, Show)]
+#[derive(Clone, Eq, PartialEq, Hash, Debug)]
 pub struct LowercaseString {
     inner: String,
 }
diff --git a/components/util/task_state.rs b/components/util/task_state.rs
index ef1dbb2ed3e..290f2a08166 100644
--- a/components/util/task_state.rs
+++ b/components/util/task_state.rs
@@ -11,7 +11,7 @@
 pub use self::imp::{initialize, get, enter, exit};
 
 bitflags! {
-    #[derive(Show)]
+    #[derive(Debug)]
     flags TaskState: u32 {
         const SCRIPT          = 0x01,
         const LAYOUT          = 0x02,
diff --git a/components/util/time.rs b/components/util/time.rs
index 8165d316f9e..0a255f45bea 100644
--- a/components/util/time.rs
+++ b/components/util/time.rs
@@ -8,7 +8,7 @@ use collections::BTreeMap;
 use std::borrow::ToOwned;
 use std::cmp::Ordering;
 use std::f64;
-use std::io::timer::sleep;
+use std::old_io::timer::sleep;
 use std::iter::AdditiveIterator;
 use std::num::Float;
 use std::sync::mpsc::{Sender, channel, Receiver};
@@ -46,7 +46,7 @@ impl Formatable for Option<TimerMetadata> {
             &Some(ref meta) => {
                 let url = meta.url.as_slice();
                 let url = if url.len() > 30 {
-                    url.slice_to(30)
+                    &url[..30]
                 } else {
                     url
                 };
diff --git a/components/util/vec.rs b/components/util/vec.rs
index a902a3133df..f612726d129 100644
--- a/components/util/vec.rs
+++ b/components/util/vec.rs
@@ -5,7 +5,7 @@
 use std::cmp::{PartialOrd, PartialEq, Ordering};
 
 #[cfg(test)]
-use std::fmt::Show;
+use std::fmt::Debug;
 
 /// FIXME(pcwalton): Workaround for lack of unboxed closures. This is called in
 /// performance-critical code, so a closure is insufficient.
@@ -74,7 +74,7 @@ fn test_find_all_elems<T: PartialEq + PartialOrd + Eq + Ord>(arr: &[T]) {
 }
 
 #[cfg(test)]
-fn test_miss_all_elems<T: PartialEq + PartialOrd + Eq + Ord + Show>(arr: &[T], misses: &[T]) {
+fn test_miss_all_elems<T: PartialEq + PartialOrd + Eq + Ord + Debug>(arr: &[T], misses: &[T]) {
     let mut i = 0;
     while i < misses.len() {
         let res = arr.binary_search_(&misses[i]);
diff --git a/components/util/workqueue.rs b/components/util/workqueue.rs
index 5cac6d71d70..69fbce97b7e 100644
--- a/components/util/workqueue.rs
+++ b/components/util/workqueue.rs
@@ -11,9 +11,8 @@ use task::spawn_named;
 use task_state;
 
 use libc::funcs::posix88::unistd::usleep;
-use rand::{Rng, XorShiftRng};
 use std::mem;
-use std::rand::weak_rng;
+use rand::{Rng, weak_rng, XorShiftRng};
 use std::sync::atomic::{AtomicUint, Ordering};
 use std::sync::mpsc::{channel, Sender, Receiver};
 use deque::{Abort, BufferPool, Data, Empty, Stealer, Worker};