Improve text in comments.

Thanks @TallTed

Co-authored-by: Ted Thibodeau Jr <[email protected]>

Author: BigBlueHat

lib/main.js

@@ -25,7 +25,7 @@ export const allImplementations = implementations;
  * @param {Map} [options.implementations=allImplementations] - A Map of
  *   implementations.
  * @param {Function<boolean>} options.filter - A function to
- *   filter the map's entries on that returns true or false.
+ *   filter the map's entries, that returns true or false.
  *
  * @returns {Object<string, Map>} Returns an object with matching
  *   and non-matching maps.
@@ -87,7 +87,7 @@ export const endpoints = {
  * @param {Map} [options.implementations=allImplementations] - A Map of
  *   implementations.
  * @param {Function<boolean>} options.filter - A function to
- *  filter the map's entries that returns true or false.
+ *  filter the map's entries, that returns true or false.
  *
  * @returns {{match: Map, nonMatch: Map}} Returns an object with matching
  *   and non-matching Maps with respective endpoints.