Add labels and clearer names to list.zip and list.zip_strict

Author: giacomocavalieri

src/gleam/list.gleam

@@ -982,8 +982,8 @@ fn do_zip(xs: List(a), ys: List(b), acc: List(#(a, b))) -> List(#(a, b)) {
 /// [#(1, 3), #(2, 4)]
 /// ```
 ///
-pub fn zip(xs: List(a), ys: List(b)) -> List(#(a, b)) {
-  do_zip(xs, ys, [])
+pub fn zip(list: List(a), with other: List(b)) -> List(#(a, b)) {
+  do_zip(list, other, [])
 }
 
 /// Takes two lists and returns a single list of 2-element tuples.
@@ -1013,11 +1013,11 @@ pub fn zip(xs: List(a), ys: List(b)) -> List(#(a, b)) {
 /// ```
 ///
 pub fn strict_zip(
-  l1: List(a),
-  l2: List(b),
+  list: List(a),
+  with other: List(b),
 ) -> Result(List(#(a, b)), LengthMismatch) {
-  case length(of: l1) == length(of: l2) {
-    True -> Ok(zip(l1, l2))
+  case length(of: list) == length(of: other) {
+    True -> Ok(zip(list, other))
     False -> Error(LengthMismatch)
   }
 }