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ID and class selectors are ASCII case-insensitive in quirks mode.

Browse source 
https://bugzilla.mozilla.org/show_bug.cgi?id=1363778
This commit is contained in:
Simon Sapin 2017-06-07 19:07:07 +02:00
parent 524fcac191
commit 5bccf98aa4
22 changed files with 313 additions and 191 deletions
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46
components/style/gecko_string_cache/mod.rs
View file

@ -201,6 +201,29 @@ impl WeakAtom {
}
}
}
/// Return whether two atoms are ASCII-case-insensitive matches
pub fn eq_ignore_ascii_case(&self, other: &Self) -> bool {
if self == other {
return true;
}
let a = self.as_slice();
let b = other.as_slice();
a.len() == b.len() && a.iter().zip(b).all(|(&a16, &b16)| {
if a16 <= 0x7F && b16 <= 0x7F {
(a16 as u8).eq_ignore_ascii_case(&(b16 as u8))
} else {
a16 == b16
}
})
}
/// Return whether this atom is an ASCII-case-insensitive match for the given string
pub fn eq_str_ignore_ascii_case(&self, other: &str) -> bool {
self.chars().map(|r| r.map(|c: char| c.to_ascii_lowercase()))
.eq(other.chars().map(|c: char| Ok(c.to_ascii_lowercase())))
}
}
impl fmt::Debug for WeakAtom {
@ -258,29 +281,6 @@ impl Atom {
mem::forget(self);
ptr
}
/// Return whether two atoms are ASCII-case-insensitive matches
pub fn eq_ignore_ascii_case(&self, other: &Self) -> bool {
if self == other {
return true;
}
let a = self.as_slice();
let b = other.as_slice();
a.len() == b.len() && a.iter().zip(b).all(|(&a16, &b16)| {
if a16 <= 0x7F && b16 <= 0x7F {
(a16 as u8).eq_ignore_ascii_case(&(b16 as u8))
} else {
a16 == b16
}
})
}
/// Return whether this atom is an ASCII-case-insensitive match for the given string
pub fn eq_str_ignore_ascii_case(&self, other: &str) -> bool {
self.chars().map(|r| r.map(|c: char| c.to_ascii_lowercase()))
.eq(other.chars().map(|c: char| Ok(c.to_ascii_lowercase())))
}
}
impl Hash for Atom {