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Move selector matching to an external library, for use outside Servo.
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parent
2e1adb3fa6
commit
2a50755c8a
26 changed files with 136 additions and 2896 deletions
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@ -3,8 +3,7 @@
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use std::collections::HashMap;
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use string_cache::Namespace;
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use selectors::parser::ParserContext as SelectorParserContext;
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use cssparser::{Parser, SourcePosition};
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use url::{Url, UrlParser};
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use log;
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@ -12,37 +11,24 @@ use log;
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use stylesheets::Origin;
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pub struct NamespaceMap {
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pub default: Option<Namespace>,
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pub prefix_map: HashMap<String, Namespace>,
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}
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pub struct ParserContext<'a> {
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pub stylesheet_origin: Origin,
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pub base_url: &'a Url,
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pub namespaces: NamespaceMap,
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pub selector_context: SelectorParserContext,
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}
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impl<'a> ParserContext<'a> {
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pub fn new(stylesheet_origin: Origin, base_url: &'a Url) -> ParserContext<'a> {
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let mut selector_context = SelectorParserContext::new();
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selector_context.in_user_agent_stylesheet = stylesheet_origin == Origin::UserAgent;
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ParserContext {
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stylesheet_origin: stylesheet_origin,
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base_url: base_url,
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namespaces: NamespaceMap {
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default: None,
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prefix_map: HashMap::new()
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}
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selector_context: selector_context,
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}
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}
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}
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impl<'a> ParserContext<'a> {
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pub fn in_user_agent_stylesheet(&self) -> bool {
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self.stylesheet_origin == Origin::UserAgent
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}
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pub fn parse_url(&self, input: &str) -> Url {
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UrlParser::new().base_url(self.base_url).parse(input)
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.unwrap_or_else(|_| Url::parse("about:invalid").unwrap())
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