Method push_control

libs/error-stack/src/fmt/color.rs:195–206

(&mut self, control: &str)

impl ControlSequence<'_, '_> {
    fn push_control(&mut self, control: &str) -> fmt::Result {
        if self.empty {
            self.fmt.write_str("\u{1b}[")?;
        } else {
            self.fmt.write_str(";")?;
        }

        self.fmt.write_str(control)?;
        self.empty = false;

        Ok(())
    }
}

#[derive(Copy, Clone, Debug, Eq, PartialEq)]