Method indented

src/ore/src/str.rs:300–308

(&mut self, mut f: F)

impl<T: AsMut<Indent>> IndentLike for T {
    fn indented<F>(&mut self, mut f: F) -> fmt::Result
    where
        F: FnMut(&mut Self) -> fmt::Result,
    {
        *self.as_mut() += 1;
        let result = f(self);
        *self.as_mut() -= 1;
        result
    }

    fn indented_if<F>(&mut self, guard: bool, mut f: F) -> fmt::Result
    where