Rename append_pairs to append_pair_iter

src/form_urlencoded.rs

@@ -279,7 +279,7 @@ impl<T: Target> Serializer<T> {
     /// to limit the scope of `Serializer`’s borrow of its string.
     ///
     /// Panics if called after `.finish()`.
-    pub fn append_pairs<I, K, V>(&mut self, iter: I) -> &mut Self
+    pub fn append_pair_iter<I, K, V>(&mut self, iter: I) -> &mut Self
     where I: IntoIterator, I::Item: Borrow<(K, V)>, K: AsRef<str>, V: AsRef<str> {
         {
             let string = string(&mut self.target);

tests/tests.rs

@@ -217,7 +217,7 @@ fn test_form_urlencoded() {
         ("bar".into(), "".into()),
         ("foo".into(), "#".into())
     ];
-    let encoded = form_urlencoded::Serializer::new(String::new()).append_pairs(pairs).finish();
+    let encoded = form_urlencoded::Serializer::new(String::new()).append_pair_iter(pairs).finish();
     assert_eq!(encoded, "foo=%C3%A9%26&bar=&foo=%23");
     assert_eq!(form_urlencoded::parse(encoded.as_bytes()).collect::<Vec<_>>(), pairs.to_vec());
 }