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Bug 949651 - Serialize all pseudo-elements with the two-colon syntax, even those that allow one colon. r=dbaron

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This commit is contained in:
Bruno Peres 2014-10-15 14:50:58 -07:00
parent eb7f8f67b2
commit 989a28438a
2 changed files with 11 additions and 6 deletions
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7
layout/style/StyleRule.cpp
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@ -677,9 +677,10 @@ nsCSSSelector::AppendToStringWithoutCombinatorsOrNegations
// XXXldb Why?
aString.Append(char16_t('*'));
}
if (!nsCSSPseudoElements::IsCSS2PseudoElement(mLowercaseTag)) {
aString.Append(char16_t(':'));
}
// While our atoms use one colon, most pseudo-elements require two
// colons (those not in CSS level 2) and all pseudo-elements allow
// two colons. So serialize to the non-deprecated two colon syntax.
aString.Append(char16_t(':'));
// This should not be escaped since (a) the pseudo-element string
// has a ":" that can't be escaped and (b) all pseudo-elements at
// this point are known, and therefore we know they don't need

10
layout/style/test/test_selectors.html
View File

@ -867,9 +867,13 @@ function run() {
emptyset, classset(["a", "b", "nomatch"]));
// Test serialization of pseudo-elements.
should_serialize_to("p:first-letter", "p:first-letter");
should_serialize_to("div>p:first-letter", "div > p:first-letter");
should_serialize_to("span +div:first-line", "span + div:first-line");
should_serialize_to("p::first-letter", "p::first-letter");
should_serialize_to("p:first-letter", "p::first-letter");
should_serialize_to("div>p:first-letter", "div > p::first-letter");
should_serialize_to("span +div:first-line", "span + div::first-line");
// Test serialization of non CSS2 pseudo-element.
should_serialize_to("input::-moz-placeholder", "input::-moz-placeholder");
// Test default namespaces, including inside :not().
var html_default_ns = "@namespace url(http://www.w3.org/1999/xhtml);";