add clarifying comments to test helper functions

dwyl · Oct 15, 2019 · 9369f8c · 9369f8c
1 parent 846e1b5
commit 9369f8c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/test/index.test.js b/test/index.test.js
@@ -18,6 +18,7 @@ function array_contains_object (arr, obj) {
   return false;
 }
 
+// recursively call quotes.random until a collision is found:
 function get_random_quote_until_collision (random_quotes_list) {
   random_quote = quotes.random();
   if(array_contains_object(random_quotes_list, random_quote)) {