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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /servo/components/style/stylesheets/namespace_rule.rs | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'servo/components/style/stylesheets/namespace_rule.rs')
-rw-r--r-- | servo/components/style/stylesheets/namespace_rule.rs | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/servo/components/style/stylesheets/namespace_rule.rs b/servo/components/style/stylesheets/namespace_rule.rs new file mode 100644 index 0000000000..ad980b70a8 --- /dev/null +++ b/servo/components/style/stylesheets/namespace_rule.rs @@ -0,0 +1,43 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ + +//! The `@namespace` at-rule. + +use crate::shared_lock::{SharedRwLockReadGuard, ToCssWithGuard}; +use crate::str::CssStringWriter; +use crate::{Namespace, Prefix}; +use cssparser::SourceLocation; +use std::fmt::{self, Write}; +use style_traits::{CssWriter, ToCss}; + +/// A `@namespace` rule. +#[derive(Clone, Debug, PartialEq, ToShmem)] +#[allow(missing_docs)] +pub struct NamespaceRule { + /// The namespace prefix, and `None` if it's the default Namespace + pub prefix: Option<Prefix>, + /// The actual namespace url. + pub url: Namespace, + /// The source location this rule was found at. + pub source_location: SourceLocation, +} + +impl ToCssWithGuard for NamespaceRule { + // https://drafts.csswg.org/cssom/#serialize-a-css-rule CSSNamespaceRule + fn to_css( + &self, + _guard: &SharedRwLockReadGuard, + dest_str: &mut CssStringWriter, + ) -> fmt::Result { + let mut dest = CssWriter::new(dest_str); + dest.write_str("@namespace ")?; + if let Some(ref prefix) = self.prefix { + prefix.to_css(&mut dest)?; + dest.write_char(' ')?; + } + dest.write_str("url(")?; + self.url.to_string().to_css(&mut dest)?; + dest.write_str(");") + } +} |