Use upstream lazy_static!() macro through Cargo

... instead of having our own copy.

https://github.com/Kimundi/lazy-static.rs
This commit is contained in:
Simon Sapin 2014-09-20 21:03:58 +01:00 committed by Keegan McAllister
parent af96e8e409
commit a40b94d7f9
6 changed files with 7 additions and 66 deletions

1
Cargo.lock generated
View file

@ -457,6 +457,7 @@ dependencies = [
"cssparser 0.1.0 (git+https://github.com/servo/rust-cssparser#fa619d4ffd6920dee6e7ea79f42d9cceb9015407)",
"encoding 0.1.0 (git+https://github.com/lifthrasiir/rust-encoding#35f0d70f65f73ba16f296f9ec675eddee661ba79)",
"geom 0.1.0 (git+https://github.com/servo/rust-geom#50a294fd997f0c6eb43e9a58ad6e227fdc2a4692)",
"lazy_static 0.1.0 (git+https://github.com/Kimundi/lazy-static.rs#e62a65372f1dd9019e37eb9381d819edff80e360)",
"macros 0.0.1",
"url 0.1.0 (git+https://github.com/servo/rust-url#bfdf809365600a7941a77524f9bb065886de3379)",
"util 0.0.1",

View file

@ -184,66 +184,3 @@ macro_rules! bitfield(
}
)
)
#[macro_export]
macro_rules! lazy_init(
($(static ref $N:ident : $T:ty = $e:expr;)*) => (
$(
#[allow(non_camel_case_types)]
struct $N {__unit__: ()}
static $N: $N = $N {__unit__: ()};
impl Deref<$T> for $N {
fn deref<'a>(&'a self) -> &'a $T {
unsafe {
static mut s: *const $T = 0 as *const $T;
static mut ONCE: ::sync::one::Once = ::sync::one::ONCE_INIT;
ONCE.doit(|| {
s = ::std::mem::transmute::<Box<$T>, *const $T>(box () ($e));
});
&*s
}
}
}
)*
)
)
#[cfg(test)]
mod tests {
use std::collections::hashmap::HashMap;
lazy_init! {
static ref NUMBER: uint = times_two(3);
static ref VEC: [Box<uint>, ..3] = [box 1, box 2, box 3];
static ref OWNED_STRING: String = "hello".to_string();
static ref HASHMAP: HashMap<uint, &'static str> = {
let mut m = HashMap::new();
m.insert(0u, "abc");
m.insert(1, "def");
m.insert(2, "ghi");
m
};
}
fn times_two(n: uint) -> uint {
n * 2
}
#[test]
fn test_basic() {
assert_eq!(*OWNED_STRING, "hello".to_string());
assert_eq!(*NUMBER, 6);
assert!(HASHMAP.find(&1).is_some());
assert!(HASHMAP.find(&3).is_none());
assert_eq!(VEC.as_slice(), &[box 1, box 2, box 3]);
}
#[test]
fn test_repeat() {
assert_eq!(*NUMBER, 6);
assert_eq!(*NUMBER, 6);
assert_eq!(*NUMBER, 6);
}
}

View file

@ -29,3 +29,5 @@ git = "https://github.com/servo/rust-cssparser"
[dependencies.encoding]
git = "https://github.com/lifthrasiir/rust-encoding"
[dependencies.lazy_static]
git = "https://github.com/Kimundi/lazy-static.rs"

View file

@ -22,9 +22,9 @@ extern crate url;
extern crate cssparser;
extern crate encoding;
#[phase(plugin)]
extern crate "macros" as servo_macros;
extern crate lazy_static;
extern crate "util" as servo_util;

View file

@ -1822,7 +1822,7 @@ fn get_writing_mode(inheritedbox_style: &style_structs::InheritedBox) -> Writing
/// The initial values for all style structs as defined by the specification.
lazy_init! {
lazy_static! {
static ref INITIAL_VALUES: ComputedValues = ComputedValues {
% for style_struct in STYLE_STRUCTS:
${style_struct.ident}: Arc::new(style_structs::${style_struct.name} {

1
ports/cef/Cargo.lock generated
View file

@ -483,6 +483,7 @@ dependencies = [
"cssparser 0.1.0 (git+https://github.com/servo/rust-cssparser#fa619d4ffd6920dee6e7ea79f42d9cceb9015407)",
"encoding 0.1.0 (git+https://github.com/lifthrasiir/rust-encoding#35f0d70f65f73ba16f296f9ec675eddee661ba79)",
"geom 0.1.0 (git+https://github.com/servo/rust-geom#50a294fd997f0c6eb43e9a58ad6e227fdc2a4692)",
"lazy_static 0.1.0 (git+https://github.com/Kimundi/lazy-static.rs#e62a65372f1dd9019e37eb9381d819edff80e360)",
"macros 0.0.1",
"url 0.1.0 (git+https://github.com/servo/rust-url#bfdf809365600a7941a77524f9bb065886de3379)",
"util 0.0.1",