Flow: replace 'any' with correct types

src/index.js

@@ -15,6 +15,7 @@ import {
  specifiedRules,
  type ASTVisitor,
  type DocumentNode,
+ type ValidationRule,
  type ValidationContext,
  type ExecutionArgs,
  type ExecutionResult,
@@ -80,7 +81,7 @@ export type OptionsData = {|
  customValidateFn?: ?(
  schema: GraphQLSchema,
  documentAST: DocumentNode,
- rules: $ReadOnlyArray<any>,
+ rules: $ReadOnlyArray<ValidationRule>,
  ) => $ReadOnlyArray<GraphQLError>,
 
  /**
@@ -131,14 +132,14 @@ export type OptionsData = {|
  * If not provided, the default field resolver is used (which looks for a
  * value or method on the source value with the field's name).
  */
- fieldResolver?: ?GraphQLFieldResolver<any, any>,
+ fieldResolver?: ?GraphQLFieldResolver<mixed, mixed>,
 
  /**
  * A type resolver function to use when none is provided by the schema.
  * If not provided, the default type resolver is used (which looks for a
  * `__typename` field or alternatively calls the `isTypeOf` method).
  */
- typeResolver?: ?GraphQLTypeResolver<any, any>,
+ typeResolver?: ?GraphQLTypeResolver<mixed, mixed>,
 |};
 
 /**