Simplify CSSStyleDeclaration::GetPropertyValue

While Fn(_) -> _ isn't Clone, fn(_) -> _ is.
This commit is contained in:
Anthony Ramine 2016-08-14 19:05:14 +02:00
parent a1af2cded8
commit 1637b0ba8a

View file

@ -14,12 +14,11 @@ use dom::element::{Element, StylePriority};
use dom::node::{Node, NodeDamage, window_from_node};
use dom::window::Window;
use std::ascii::AsciiExt;
use std::cell::Ref;
use std::slice;
use std::ops::Deref;
use string_cache::Atom;
use style::parser::ParserContextExtraData;
use style::properties::{PropertyDeclaration, Shorthand};
use style::properties::{is_supported_property, parse_one_declaration, parse_style_attribute};
use style::properties::{Shorthand, is_supported_property};
use style::properties::{parse_one_declaration, parse_style_attribute};
use style::selector_impl::PseudoElement;
// http://dev.w3.org/csswg/cssom/#the-cssstyledeclaration-interface
@ -148,19 +147,9 @@ impl CSSStyleDeclarationMethods for CSSStyleDeclaration {
}
}
// Step 2.3
// Work around closures not being Clone
#[derive(Clone)]
struct Map<'a, 'b: 'a>(slice::Iter<'a, Ref<'b, PropertyDeclaration>>);
impl<'a, 'b> Iterator for Map<'a, 'b> {
type Item = &'a PropertyDeclaration;
fn next(&mut self) -> Option<Self::Item> {
self.0.next().map(|r| &**r)
}
}
// TODO: important is hardcoded to false because method does not implement it yet
let serialized_value = shorthand.serialize_shorthand_value_to_string(Map(list.iter()), false);
let serialized_value = shorthand.serialize_shorthand_value_to_string(
list.iter().map(Deref::deref as fn(_) -> _), false);
return DOMString::from(serialized_value);
}