docs(collections): fix description for single

denoland · Aug 30, 2021 · 1fa2dbb · 1fa2dbb
1 parent 6c74b61
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diff --git a/collections/README.md b/collections/README.md
@@ -397,8 +397,8 @@ console.assert(
 
 ### single
 
-Returns the only element in the given collection matching the given predicate.
-Returns undefined if there is none or multiple matches for the predicate.
+Returns an element if and only if that element is the only one matching the
+given condition. Returns `undefined` otherwise.
 
 ```ts
 import { single } from "https://deno.land/std@$STD_VERSION/collections/mod.ts";

diff --git a/collections/single.ts b/collections/single.ts
@@ -1,7 +1,7 @@
 // Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
 
 /**
- * Returns the only element in the given collection matching the given predicate. Returns undefined if there is none or multiple matches for the predicate.
+ * Returns an element if and only if that element is the only one matching the given condition. Returns `undefined` otherwise.
  *
  * Example:
  *