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Auto merge of #7901 - Ms2ger:option-text, r=nox

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Cleanup the HTMLOptionElement#text implementation.



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This commit is contained in:
bors-servo 2015-10-07 04:51:14 -06:00
commit 84d8f65d22
2 changed files with 29 additions and 15 deletions
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29
components/script/dom/htmloptionelement.rs
View file

@ -12,7 +12,7 @@ use dom::bindings::codegen::InheritTypes::{HTMLOptionElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLScriptElementDerived};
use dom::bindings::js::Root;
use dom::document::Document;
use dom::element::{AttributeMutation, ElementTypeId};
use dom::element::{Element, AttributeMutation, ElementTypeId};
use dom::eventtarget::{EventTarget, EventTargetTypeId};
use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
use dom::node::{Node, NodeTypeId};
@ -60,20 +60,19 @@ impl HTMLOptionElement {
}
}
fn collect_text(node: &&Node, value: &mut DOMString) {
let elem = ElementCast::to_ref(*node).unwrap();
let svg_script = *elem.namespace() == ns!(SVG) && elem.local_name() == &atom!("script");
let html_script = node.is_htmlscriptelement();
fn collect_text(element: &Element, value: &mut DOMString) {
let svg_script = *element.namespace() == ns!(SVG) && element.local_name() == &atom!("script");
let html_script = element.is_htmlscriptelement();
if svg_script || html_script {
return;
} else {
for child in node.children() {
if child.r().is_text() {
let characterdata = CharacterDataCast::to_ref(child.r()).unwrap();
value.push_str(&characterdata.Data());
} else {
collect_text(&child.r(), value);
}
}
for child in NodeCast::from_ref(element).children() {
if child.r().is_text() {
let characterdata = CharacterDataCast::to_ref(child.r()).unwrap();
value.push_str(&characterdata.Data());
} else if let Some(element_child) = ElementCast::to_ref(&*child) {
collect_text(element_child, value);
}
}
}
@ -90,9 +89,9 @@ impl HTMLOptionElementMethods for HTMLOptionElement {
// https://www.whatwg.org/html/#dom-option-text
fn Text(&self) -> DOMString {
let node = NodeCast::from_ref(self);
let element = ElementCast::from_ref(self);
let mut content = String::new();
collect_text(&node, &mut content);
collect_text(element, &mut content);
str_join(split_html_space_chars(&content), " ")
}

15
tests/wpt/web-platform-tests/html/semantics/forms/the-option-element/option-text-recurse.html
View file

@ -74,4 +74,19 @@ test(function() {
option.appendChild(document.createTextNode("text"));
assert_equals(option.text, "text");
}, "option.text should work if the option is in a MathML script element");
test(function() {
var option = document.createElement("option");
option.appendChild(document.createTextNode("te"));
option.appendChild(document.createComment("comment"));
option.appendChild(document.createTextNode("xt"));
assert_equals(option.text, "text");
}, "option.text should ignore comment children");
test(function() {
var option = document.createElement("option");
option.appendChild(document.createTextNode("te"));
option.appendChild(document.createProcessingInstruction("target", "data"));
option.appendChild(document.createTextNode("xt"));
assert_equals(option.text, "text");
}, "option.text should ignore PI children");
</script>