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pub use paste::paste;
#[macro_export]
macro_rules! constant_internal {
( $( $part:ident )+ _ $next:ident $( $extra:ident )+ ) => {
constant_internal!($( $part )* $next _ $( $extra )*);
};
( $( $part:ident )+ _ $last:ident ) => {
paste!{
pub const [< $( $part _ )* $last >]: &'static str = concat!($( stringify!($part), "-", )* stringify!($last));
}
};
( $( $part:ident )+ _ $last:literal ) => {
paste!{
pub const [< $( $part _ )* $last >]: &'static str = concat!($( stringify!($part), "-", )* stringify!($last));
}
};
}
#[macro_export]
macro_rules! constant {
( $last:ident ) => {
pub const $last: &'static str = concat!(stringify!($last));
};
( $first:ident $( $extra:ident )+ ) => {
constant_internal!($first _ $( $extra )*);
};
( $( $part:ident )+ $last:literal ) => {
constant_internal!($( $part )* _ $last);
};
}
#[macro_export]
macro_rules! class {
( $( $t:expr )* ) => {
{
let mut __class_values__: Vec<String> = Vec::new();
$(
__class_values__.push(String::from($t));
)*
Class::from(__class_values__)
}
}
}
#[macro_export]
macro_rules! style_type {
( $type:ident, $( $key:ident: $val:expr, )* ) => {
#[derive(Clone, Debug)]
pub struct $type {
$(
pub $key: Class,
)*
}
impl Default for $type {
fn default() -> Self {
Self {
$(
$key: $val,
)*
}
}
}
impl Into<Classes> for $type {
fn into(self) -> Classes {
Classes {
name: format!("{}::{}", module_path!(), stringify!($type)),
classes: vec![
$(
(stringify!($key).to_owned(), self.$key.clone()),
)*
]
}
}
}
}
}
#[macro_export]
macro_rules! style {
( $( $key:ident: $val:expr, )* ) => {
style_type!{Style, $( $key: $val, )*}
}
}