fix(prop-types): make width and height prop conditionally required (#196)

* make width and height propType conditionally required

* Invert check for clarity

Co-authored-by: Samuel Reed <[email protected]>

Author: armedi

lib/propTypes.js

@@ -88,7 +88,14 @@ export const resizableProps: Object = {
   /*
   * Initial height
   * */
-  height: PropTypes.number.isRequired,
+  height: (...args) => {
+    const [props] = args;
+    // Required if resizing height or both
+    if (props.axis === 'both' || props.axis === 'y') {
+      return PropTypes.number.isRequired(...args);
+    }
+    return PropTypes.number(...args);
+  },
   /*
   * Customize cursor resize handle
   * */
@@ -141,5 +148,12 @@ export const resizableProps: Object = {
   /*
    * Initial width
    */
-  width: PropTypes.number.isRequired,
+  width: (...args) => {
+    const [props] = args;
+    // Required if resizing width or both
+    if (props.axis === 'both' || props.axis === 'x') {
+      return PropTypes.number.isRequired(...args);
+    }
+    return PropTypes.number(...args);
+  },
 };