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Bug 1302949 - Add a method to Gecko bindings for comparing declaration blocks; r=Manishearth

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MozReview-Commit-ID: EtX2oLXdGNm
This commit is contained in:
Brian Birtles 2016-09-15 16:09:54 +09:00 • committed by Manish Goregaokar
parent 56e70aec51
commit 61bcc3a2ef
3 changed files with 22 additions and 0 deletions
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10
components/style/gecko/wrapper.rs
View file

@ -70,6 +70,16 @@ pub struct GeckoDeclarationBlock {
pub immutable: AtomicBool,
}
impl PartialEq for GeckoDeclarationBlock {
fn eq(&self, other: &GeckoDeclarationBlock) -> bool {
match (&self.declarations, &other.declarations) {
(&None, &None) => true,
(&Some(ref s), &Some(ref other)) => *s.read() == *other.read(),
_ => false,
}
}
}
unsafe impl HasFFI for GeckoDeclarationBlock {
type FFIType = bindings::ServoDeclarationBlock;
}

5
components/style/gecko_bindings/bindings.rs
View file

@ -872,6 +872,11 @@ extern "C" {
pub fn Servo_DeclarationBlock_Release(declarations:
ServoDeclarationBlockBorrowed);
}
extern "C" {
pub fn Servo_DeclarationBlock_Equals(a: ServoDeclarationBlockBorrowed,
b: ServoDeclarationBlockBorrowed)
-> bool;
}
extern "C" {
pub fn Servo_DeclarationBlock_GetCache(declarations:
ServoDeclarationBlockBorrowed)