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mod.rs
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mod.rs
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/// Similar to tag population.
macro_rules! make_styles {
// Create shortcut macros for any style; populate these functions in the submodule.
{ $($st_pascal_case:ident => $st:expr),+ } => {
/// The St enum restricts element-creation to only valid styles.
#[derive(Clone, Debug, PartialEq, Eq, Hash)]
pub enum St {
$(
$st_pascal_case,
)+
Custom(std::borrow::Cow<'static, str>)
}
impl St {
pub fn as_str(&self) -> &str {
match self {
$ (
St::$st_pascal_case => $st,
) +
St::Custom(style) => &style
}
}
}
impl std::fmt::Display for St {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", self.as_str())
}
}
impl<T: Into<std::borrow::Cow<'static, str>>> From<T> for St {
fn from(style: T) -> Self {
let style = style.into();
match style.as_ref() {
$(
$st => St::$st_pascal_case,
) +
_ => {
St::Custom(style)
}
}
}
}
}
}
mod style_names;
pub use style_names::St;