use syn::{
Ident, Token,
parse::{Parse, ParseStream},
};
pub struct Alias {
_as: Token![as],
ident: Ident,
}
impl Alias {
pub fn ident(&self) -> &Ident {
&self.ident
}
pub fn parse_optional(input: ParseStream) -> syn::Result<Option<Self>> {
Self::peek(input).then(|| input.parse()).transpose()
}
pub fn peek(input: ParseStream) -> bool {
input.peek(Token![as])
}
}
impl Parse for Alias {
fn parse(input: ParseStream) -> syn::Result<Self> {
Ok(Self {
_as: input.parse()?,
ident: input.parse()?,
})
}
}