956bf07 trailers: add Token constructor — radicle-git

Git libraries for Radicle

trailers: add Token constructor

Fintan Halpenny committed 3 years ago

commit 956bf070d45538e3b68a2b39dc88c173341d2bad
parent 15014923c7711279eaa922d13159655f11b5882f

1 file changed +13 -0

modified radicle-git-ext/src/commit/trailers.rs

@@ -130,6 +130,19 @@ impl Deref for Token<'_> {

     }
 }
 impl<'a> TryFrom<&'a str> for Token<'a> {
     type Error = &'static str;
     fn try_from(s: &'a str) -> Result<Self, Self::Error> {
         let is_token = s.chars().all(|c| c.is_alphanumeric() || c == '-');
         if is_token {
             Ok(Token(s))
         } else {
             Err("token contains invalid characters")
         }
     }
 }
 pub struct Display<'a> {
     trailer: &'a Trailer<'a>,
     separator: &'a str,