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Make CreateElement comply with the spec.

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This commit is contained in:
Jack Moffitt 2013-09-11 16:41:48 -06:00
parent 34f740396e
commit 0695e09568
3 changed files with 70 additions and 3 deletions
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57
src/components/script/dom/bindings/utils.rs
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@ -770,6 +770,7 @@ pub enum Error {
FailureUnknown,
NotFound,
HierarchyRequest,
InvalidCharacter,
}
pub type ErrorResult = Result<(), Error>;
@ -832,3 +833,59 @@ pub fn CreateDOMGlobal(cx: *JSContext, class: *JSClass) -> *JSObject {
obj
}
}
/// Check if an element name is valid. See http://www.w3.org/TR/xml/#NT-Name
/// for details.
pub fn is_valid_element_name(name: &str) -> bool {
fn is_valid_start(c: char) -> bool {
match c {
':' |
'A' .. 'Z' |
'_' |
'a' .. 'z' |
'\xC0' .. '\xD6' |
'\xD8' .. '\xF6' |
'\xF8' .. '\u02FF' |
'\u0370' .. '\u037D' |
'\u037F' .. '\u1FFF' |
'\u200C' .. '\u200D' |
'\u2070' .. '\u218F' |
'\u2C00' .. '\u2FEF' |
'\u3001' .. '\uD7FF' |
'\uF900' .. '\uFDCF' |
'\uFDF0' .. '\uFFFD' |
'\U00010000' .. '\U000EFFFF' => true,
_ => false,
}
}
fn is_valid_continuation(c: char) -> bool {
is_valid_start(c) || match c {
'-' |
'.' |
'0' .. '9' |
'\xB7' |
'\u0300' .. '\u036F' |
'\u203F' .. '\u2040' => true,
_ => false,
}
}
let mut iter = name.iter();
match iter.next() {
None => return false,
Some(c) => {
if !is_valid_start(c) {
return false;
}
}
}
for c in name.iter() {
if !is_valid_continuation(c) {
return false;
}
}
true
}