Method p_if

crates/codegen/src/unparse.rs:44–49

(&mut self, cond: bool, s: &str)

    }

    fn p_if(&mut self, cond: bool, s: &str) -> fmt::Result {
        if cond {
            self.f.write_str(s)?;
        }
        Ok(())
    }

    fn p_delim(&mut self, first: &mut bool, s: &str) -> fmt::Result {
        self.p_if(!core::mem::take(first), s)