refactor: Consolidate on join implementations (toml-rs#161)

epage · Sep 3, 2021 · d1adb91 · d1adb91
1 parent 79b084c
commit d1adb91
Showing 1 changed file with 1 addition and 15 deletions.
diff --git a/src/encode.rs b/src/encode.rs
@@ -65,7 +65,7 @@ impl Display for Array {
             "{}[",
             self.decor.prefix().unwrap_or(DEFAULT_VALUE_DECOR.0)
         )?;
-        join(f, self.iter(), ",")?;
+        write!(f, "{}", self.iter().join(","))?;
         if self.trailing_comma {
             write!(f, ",")?;
         }
@@ -245,17 +245,3 @@ impl Display for Document {
         self.trailing.fmt(f)
     }
 }
-
-fn join<D, I>(f: &mut Formatter<'_>, iter: I, sep: &str) -> Result
-where
-    D: Display,
-    I: Iterator<Item = D>,
-{
-    for (i, v) in iter.enumerate() {
-        if i > 0 {
-            write!(f, "{}", sep)?;
-        }
-        write!(f, "{}", v)?;
-    }
-    Ok(())
-}