mapOf and setOf validators

facebook · Sep 3, 2019 · e08542d · e08542d
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 15.7.3
+* [New] Add `.tupleOf`, `.iterableOf`, `.mapOf`, and `.setOf` ([#289](https://github.com/facebook/prop-types/pull/289))
+
 ## 15.7.2
 * [Fix] ensure nullish values in `oneOf` do not crash ([#256](https://github.com/facebook/prop-types/issues/256))
 * [Fix] move `loose-envify` back to production deps, for browerify usage ([#203](https://github.com/facebook/prop-types/issues/203))

diff --git a/README.md b/README.md
@@ -103,6 +103,18 @@ MyComponent.propTypes = {
   // An array of a certain type
   optionalArrayOf: PropTypes.arrayOf(PropTypes.number),
 
+  // A two item array of [string, number]
+  optionalTupleOf: PropTypes.tupleOf([PropTypes.string, PropTypes.number]),
+
+  // An iterable of a certain type
+  optionalIterableOf: PropTypes.iterableOf(PropTypes.number),
+
+  // An es6 Map containing certain types of keys and values
+  optionalMapOf: PropTypes.mapOf([PropTypes.string, PropTypes.number]),
+
+  // An es6 Set containing certain types of values
+  optionalSetOf: PropTypes.setOf(PropTypes.number),
+
   // An object with property values of a certain type
   optionalObjectOf: PropTypes.objectOf(PropTypes.number),