Re-add default parameter of string for WithStyles (#11808)

mui · Jun 11, 2018 · 0863bba · 0863bba
1 parent 0b24ff1
commit 0863bba
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/material-ui/src/styles/withStyles.d.ts b/packages/material-ui/src/styles/withStyles.d.ts
@@ -38,7 +38,7 @@ export interface WithStylesOptions<ClassKey extends string = string>
 
 export type ClassNameMap<ClassKey extends string = string> = Record<ClassKey, string>;
 
-export type WithStyles<T extends string | StyleRules | StyleRulesCallback> = Partial<WithTheme> & {
+export type WithStyles<T extends string | StyleRules | StyleRulesCallback = string> = Partial<WithTheme> & {
   classes: ClassNameMap<
     T extends string
       ? T