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use std::slice;
use json;
#[derive(Clone, Debug)]
pub struct Extensions<'a>(slice::Iter<'a, String>);
#[derive(Clone, Debug)]
pub struct Root(json::root::Root);
impl Root {
pub fn new(json: json::root::Root) -> Self {
Root(json)
}
pub fn as_json(&self) -> &json::root::Root {
&self.0
}
pub fn extensions_used<'a>(&'a self) -> Extensions<'a> {
Extensions(self.0.extensions_used.iter())
}
pub fn extensions_required<'a>(&'a self) -> Extensions<'a> {
Extensions(self.0.extensions_required.iter())
}
}
impl<'a> Iterator for Extensions<'a> {
type Item = &'a str;
fn next(&mut self) -> Option<Self::Item> {
self.0.next().map(String::as_str)
}
}