[styles] Fix createStyles for TypeScript v3.5 (mui#15990)

* [styles] Fix createStyles for TypeScript v3.5 * Change link
alitaheri · Jun 3, 2019 · f4dc7bb · f4dc7bb
1 parent b0c846a
commit f4dc7bb
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/packages/material-ui-styles/src/createStyles/createStyles.d.ts b/packages/material-ui-styles/src/createStyles/createStyles.d.ts
@@ -8,6 +8,9 @@ import { StyleRules } from '@material-ui/styles/withStyles';
  * @param styles a set of style mappings
  * @returns the same styles that were passed in
  */
-export default function createStyles<C extends string, P extends object>(
+// For TypeScript v3.5 P has to extend {} instead of object
+// See https://github.com/mui-org/material-ui/issues/15942
+// and https://github.com/microsoft/TypeScript/issues/31735
+export default function createStyles<C extends string, P extends {}>(
   styles: StyleRules<P, C>,
 ): StyleRules<P, C>;