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Parse HTMLInputElement attributes

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This commit is contained in:
Keith Yeung 2016-04-12 09:38:25 -04:00
parent e18bf81905
commit c93ed39f33
4 changed files with 44 additions and 132 deletions
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21
components/style/attr.rs
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@ -11,7 +11,7 @@ use std::str::FromStr;
use string_cache::{Atom, Namespace};
use url::Url;
use util::str::{LengthOrPercentageOrAuto, HTML_SPACE_CHARACTERS};
use util::str::{read_exponent, read_fraction, read_numbers, split_html_space_chars};
use util::str::{read_exponent, read_fraction, read_numbers, split_commas, split_html_space_chars};
use values::specified::{Length};
// Duplicated from script::dom::values.
@ -124,6 +124,15 @@ impl AttrValue {
AttrValue::TokenList(tokens, atoms)
}
pub fn from_comma_separated_tokenlist(tokens: String) -> AttrValue {
let atoms = split_commas(&tokens).map(Atom::from)
.fold(vec![], |mut acc, atom| {
if !acc.contains(&atom) { acc.push(atom) }
acc
});
AttrValue::TokenList(tokens, atoms)
}
#[cfg(not(feature = "gecko"))] // Gecko can't borrow atoms as UTF-8.
pub fn from_atomic_tokens(atoms: Vec<Atom>) -> AttrValue {
use util::str::str_join;
@ -151,12 +160,12 @@ impl AttrValue {
// https://html.spec.whatwg.org/multipage/#reflecting-content-attributes-in-idl-attributes:idl-double
pub fn from_double(string: String, default: f64) -> AttrValue {
let result = parse_double(&string).unwrap_or(default);
let result = if result.is_infinite() {
default
if result.is_normal() {
AttrValue::Double(string, result)
} else {
result
};
AttrValue::Double(string, result)
AttrValue::Double(string, default)
}
}
// https://html.spec.whatwg.org/multipage/#limited-to-only-non-negative-numbers