其实,直接 Ctrl + V 粘贴就好了,社区的编辑器是富文本编辑器,默认会保留格式。
比如说:
pub enum Environment {
Development,
Production,
Test,
}
impl fmt::Display for Environment {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
ENV::Development => write!(f, "Development"),
ENV::Testing => write!(f, "Testing"),
ENV::Production => write!(f, "Production"),
}
}
}
impl From<&str> for Environment {
fn from(env: &str) -> Self {
match env {
"Testing" => ENV::Testing,
"Production" => ENV::Production,
_ => ENV::Development,
}
}
}