use syn::Meta;
pub trait PushStrLn {
fn push_str_ln(&mut self, string: &str);
}
impl PushStrLn for String {
fn push_str_ln(&mut self, string: &str) {
self.push_str(string);
self.push('\n');
}
}
pub fn get_str_from_meta(meta: &Meta) -> Option<String> {
match meta {
Meta::NameValue(nv) => match &nv.value {
syn::Expr::Lit(l) => match &l.lit {
syn::Lit::Str(s) => Some(s.value()),
_ => None,
},
_ => None,
},
_ => None,
}
}