style: Move outline-style outside of mako

components/style/values/computed/mod.rs

@@ -54,6 +54,7 @@ pub use super::specified::{BorderStyle, TextDecorationLine};
 pub use self::length::{CalcLengthOrPercentage, Length, LengthOrNone, LengthOrNumber, LengthOrPercentage};
 pub use self::length::{LengthOrPercentageOrAuto, LengthOrPercentageOrNone, MaxLength, MozLength};
 pub use self::length::{CSSPixelLength, NonNegativeLength, NonNegativeLengthOrPercentage};
+pub use self::outline::OutlineStyle;
 pub use self::percentage::Percentage;
 pub use self::position::{Position, GridAutoFlow, GridTemplateAreas};
 pub use self::svg::{SVGLength, SVGOpacity, SVGPaint, SVGPaintKind, SVGStrokeDashArray, SVGWidth};
@@ -79,6 +80,7 @@ pub mod image;
 #[cfg(feature = "gecko")]
 pub mod gecko;
 pub mod length;
+pub mod outline;
 pub mod percentage;
 pub mod position;
 pub mod rect;

components/style/values/computed/outline.rs

@@ -0,0 +1,7 @@
+/* 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 http://mozilla.org/MPL/2.0/. */
+
+//! Computed values for outline properties
+
+pub use values::specified::OutlineStyle;

components/style/values/specified/mod.rs

@@ -49,6 +49,7 @@ pub use self::length::{LengthOrPercentage, LengthOrPercentageOrAuto};
 pub use self::length::{LengthOrPercentageOrNone, MaxLength, MozLength};
 pub use self::length::{NoCalcLength, ViewportPercentageLength};
 pub use self::length::NonNegativeLengthOrPercentage;
+pub use self::outline::OutlineStyle;
 pub use self::rect::LengthOrNumberRect;
 pub use self::percentage::Percentage;
 pub use self::position::{Position, PositionComponent, GridAutoFlow, GridTemplateAreas};
@@ -78,6 +79,7 @@ pub mod gecko;
 pub mod grid;
 pub mod image;
 pub mod length;
+pub mod outline;
 pub mod percentage;
 pub mod position;
 pub mod rect;

components/style/values/specified/outline.rs

@@ -0,0 +1,56 @@
+/* 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 http://mozilla.org/MPL/2.0/. */
+
+//! Specified values for outline properties
+
+use cssparser::Parser;
+use parser::{Parse, ParserContext};
+use selectors::parser::SelectorParseErrorKind;
+use style_traits::ParseError;
+use values::specified::BorderStyle;
+
+#[derive(Clone, Copy, Debug, Eq, MallocSizeOf, Ord)]
+#[derive(PartialEq, PartialOrd, ToComputedValue, ToCss)]
+/// <https://drafts.csswg.org/css-ui/#propdef-outline-style>
+pub enum OutlineStyle {
+    /// auto
+    Auto,
+    /// <border-style>
+    Other(BorderStyle),
+}
+
+impl OutlineStyle {
+    #[inline]
+    /// Get default value as None
+    pub fn none() -> OutlineStyle {
+        OutlineStyle::Other(BorderStyle::None)
+    }
+
+    #[inline]
+    /// Get value for None or Hidden
+    pub fn none_or_hidden(&self) -> bool {
+        match *self {
+            OutlineStyle::Auto => false,
+            OutlineStyle::Other(ref border_style) => border_style.none_or_hidden()
+        }
+    }
+}
+
+impl Parse for OutlineStyle {
+    fn parse<'i, 't>(
+        context: &ParserContext,
+        input: &mut Parser<'i, 't>
+    ) -> Result<OutlineStyle, ParseError<'i>> {
+        if let Ok(border_style) = input.try(|i| BorderStyle::parse(context, i)) {
+            if let BorderStyle::Hidden = border_style {
+                return Err(input.new_custom_error(SelectorParseErrorKind::UnexpectedIdent("hidden".into())));
+            }
+
+            return Ok(OutlineStyle::Other(border_style));
+        }
+
+        input.expect_ident_matching("auto")?;
+        Ok(OutlineStyle::Auto)
+    }
+}