libgraphviz: add label and escaped ctors taking any `str::IntoMay…

…beOwned`.
rust-lang · Dec 15, 2014 · c500b63 · c500b63
1 parent 1b97cd3
commit c500b63
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/libgraphviz/lib.rs b/src/libgraphviz/lib.rs
@@ -421,6 +421,14 @@ pub trait Labeller<'a,N,E> {
 }
 
 impl<'a> LabelText<'a> {
+    pub fn label<S:IntoCow<'a, String, str>>(s: S) -> LabelText<'a> {
+        LabelStr(s.into_cow())
+    }
+
+    pub fn escaped<S:IntoCow<'a, String, str>>(s: S) -> LabelText<'a> {
+        EscStr(s.into_cow())
+    }
+
     fn escape_char<F>(c: char, mut f: F) where F: FnMut(char) {
         match c {
             // not escaping \\, since Graphviz escString needs to