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Implemented paint worklet arguments.

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This commit is contained in:
Alan Jeffrey 2017-06-27 10:34:34 -05:00
parent d859734702
commit d101f9c945
8 changed files with 78 additions and 27 deletions
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14
components/style/values/specified/image.rs
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@ -9,6 +9,7 @@
use Atom;
use cssparser::{Parser, Token, BasicParseError};
use custom_properties::SpecifiedValue;
use parser::{Parse, ParserContext};
use selectors::parser::SelectorParseError;
#[cfg(feature = "servo")]
@ -874,12 +875,17 @@ impl Parse for ColorStop {
}
impl Parse for PaintWorklet {
fn parse<'i, 't>(_context: &ParserContext, input: &mut Parser<'i, 't>) -> Result<Self, ParseError<'i>> {
fn parse<'i, 't>(context: &ParserContext, input: &mut Parser<'i, 't>) -> Result<Self, ParseError<'i>> {
input.expect_function_matching("paint")?;
input.parse_nested_block(|i| {
let name = i.expect_ident()?;
input.parse_nested_block(|input| {
let name = Atom::from(&**input.expect_ident()?);
let arguments = input.try(|input| {
input.expect_comma()?;
input.parse_comma_separated(|input| Ok(*SpecifiedValue::parse(context, input)?))
}).unwrap_or(vec![]);
Ok(PaintWorklet {
name: Atom::from(name.as_ref()),
name: name,
arguments: arguments,
})
})
}