b9717a975e
This does not implement any notion of CSSStyleDeclaration objects that do not have an owning element; there's no actual CSS object model in play here. This does support setting and getting properties of the style attribute for HTMLElement, and tries to implement the ambiguous CSS value serialization spec. Source-Repo: https://github.com/servo/servo Source-Revision: 824788649cd338c044d9396166af5b0f378d6685
49 lines
2.1 KiB
Rust
49 lines
2.1 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::characterdata::CharacterData;
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use dom::element::Element;
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use dom::eventtarget::EventTarget;
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use dom::htmldivelement::HTMLDivElement;
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use dom::htmlelement::HTMLElement;
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use dom::htmlspanelement::HTMLSpanElement;
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use dom::node::Node;
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use dom::text::Text;
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use std::mem::size_of;
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// Macro so that we can stringify type names
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// I'd really prefer the tests themselves to be run at plugin time,
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// however rustc::middle doesn't have access to the full type data
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macro_rules! sizeof_checker (
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($testname: ident, $t:ty, $known_size:expr) => (
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#[test]
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fn $testname() {
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let new = size_of::<$t>();
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let old = $known_size;
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if new < old {
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panic!("Your changes have decreased the stack size of commonly used DOM struct {} from {} to {}. \
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Good work! Please update the size in script/tests.rs",
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stringify!($t), old, new)
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} else if new > old {
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panic!("Your changes have increased the stack size of commonly used DOM struct {} from {} to {}. \
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These structs are present in large quantities in the DOM, and increasing the size \
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may dramatically affect our memory footprint. Please consider choosing a design which \
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avoids this increase. If you feel that the increase is necessary, \
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update to the new size in script/tests.rs.",
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stringify!($t), old, new)
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}
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});
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)
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// Update the sizes here
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sizeof_checker!(size_event_target, EventTarget, 56)
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sizeof_checker!(size_node, Node, 304)
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sizeof_checker!(size_element, Element, 448)
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sizeof_checker!(size_htmlelement, HTMLElement, 464)
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sizeof_checker!(size_div, HTMLDivElement, 464)
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sizeof_checker!(size_span, HTMLSpanElement, 464)
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sizeof_checker!(size_text, Text, 336)
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sizeof_checker!(size_characterdata, CharacterData, 336)
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