Fixed flow FieldProps problem (#376)

Author: erikras

src/Field.js

@@ -3,7 +3,7 @@ import * as React from 'react'
 import { fieldSubscriptionItems } from 'final-form'
 import diffSubscription from './diffSubscription'
 import type { FieldSubscription, FieldState } from 'final-form'
-import type { FieldProps as Props, FieldRenderProps } from './types'
+import type { FieldPropsWithForm as Props, FieldRenderProps } from './types'
 import renderComponent from './renderComponent'
 import isReactNative from './isReactNative'
 import getValue from './getValue'

src/types.js.flow

@@ -79,7 +79,6 @@ export type FormProps = {
   RenderableProps<FormRenderProps>
 
 export type FieldProps = {
-  reactFinalForm: FormApi,
   allowNull?: boolean,
   format?: (value: any, name: string) => any,
   formatOnBlur?: boolean,
@@ -94,6 +93,10 @@ export type FieldProps = {
     component?: React.ComponentType<*> | SupportedInputs
   }
 
+export type FieldPropsWithForm = {
+  reactFinalForm: FormApi
+} & FieldProps
+
 export type FormSpyProps = {
   reactFinalForm: FormApi,
   onChange?: (formState: FormState) => void,