tailwind_css/modules/effects/opacity/
mod.rs

1use super::*;
2
3#[doc=include_str!("readme.md")]
4#[derive(Clone, Debug)]
5pub struct TailwindOpacity {
6    percent: NumericValue,
7    backdrop: Backdrop,
8}
9
10impl Display for TailwindOpacity {
11    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
12        self.backdrop.write(f)?;
13        write!(f, "opacity-{}", self.percent)
14    }
15}
16
17impl TailwindInstance for TailwindOpacity {
18    fn attributes(&self, _: &TailwindBuilder) -> CssAttributes {
19        let opacity = self.percent.get_properties(|f| format!("{}%", f));
20        self.backdrop.get_opacity(opacity)
21    }
22}
23
24impl TailwindOpacity {
25    /// <https://tailwindcss.com/docs/opacity>
26    pub fn parse(input: &[&str], arbitrary: &TailwindArbitrary, backdrop: bool) -> Result<Self> {
27        let backdrop = Backdrop::from(backdrop);
28        if input.is_empty() {
29            return Ok(Self { percent: NumericValue::from(50u32), backdrop });
30        };
31        let percent = match backdrop.0 {
32            true => NumericValue::positive_parser("opacity", |_| false)(input, arbitrary)?,
33            false => NumericValue::positive_parser("opacity", Self::check_valid)(input, arbitrary)?,
34        };
35        Ok(Self { percent, backdrop })
36    }
37    /// <https://developer.mozilla.org/en-US/docs/Web/CSS/opacity#syntax>
38    pub fn check_valid(mode: &str) -> bool {
39        let set = BTreeSet::from_iter(vec!["always", "inherit", "initial", "normal", "unset"]);
40        set.contains(mode)
41    }
42}
tailwind_css/modules/effects/opacity/mod.rs

tailwind_css/modules/effects/opacity/
mod.rs
