Type fixes following @kof and @HenriBeck reviews

src/createHoc.js

@@ -2,7 +2,7 @@
 import React, {Component, type ComponentType} from 'react'
 import PropTypes from 'prop-types'
 import defaultTheming from 'theming'
-import jss, {getDynamicStyles, SheetsManager} from './jss'
+import jss, {getDynamicStyles, SheetsManager, JssSheet} from './jss'
 import compose from './compose'
 import getDisplayName from './getDisplayName'
 import * as ns from './ns'
@@ -34,11 +34,6 @@ const dynamicStylesNs = Math.random()
  *
  */
 
-type DynamicSheet = {
-    update: ({}) => any,
-    detach: () => any,
-    classes: {}
-} | void | null;
 type DefaultProps = {
   classes: {}
 };
@@ -50,7 +45,7 @@ type Props = {
 };
 type State = {
   theme: Theme,
-  dynamicSheet?: DynamicSheet,
+  dynamicSheet?: JssSheet,
   classes?: ?{}
 };
 
@@ -98,7 +93,6 @@ export default (stylesOrCreator: StylesOrThemer, InnerComponent: any, options: O
   delete defaultProps.classes
 
   class Jss extends Component<Props, State> {
-    state: State;
     unsubscribeId: any => any;
     static displayName = `Jss(${displayName})`
     static InnerComponent = InnerComponent
@@ -111,7 +105,7 @@ export default (stylesOrCreator: StylesOrThemer, InnerComponent: any, options: O
     }
     static defaultProps = defaultProps
 
-    constructor(props: Props, context: ComponentType<Props>) {
+    constructor(props: Props, context: any) {
       super(props, context)
       const theme = isThemingEnabled ? themeListener.initial(context) : noTheme
 
@@ -208,7 +202,7 @@ export default (stylesOrCreator: StylesOrThemer, InnerComponent: any, options: O
       return {theme, dynamicSheet, classes}
     }
 
-    manage({theme, dynamicSheet}: {theme: Theme, dynamicSheet: DynamicSheet}) {
+    manage({theme, dynamicSheet}: State) {
       const contextSheetOptions = this.context[ns.sheetOptions]
       if (contextSheetOptions && contextSheetOptions.disableStylesGeneration) {
         return

src/jss.js

@@ -5,7 +5,8 @@ export {
   SheetsRegistry,
   getDynamicStyles,
   SheetsManager,
-  createGenerateClassName as createGenerateClassNameDefault
+  createGenerateClassName as createGenerateClassNameDefault,
+  StyleSheet as JssSheet
 } from 'jss'
 
 export default create(preset())

src/types.js

@@ -1,15 +1,12 @@
 // @flow
+import {JssSheet} from './jss'
+
 export type Options = {
-  theming?: {
-    themeListener: any => any
-  },
-  inject?: [],
-  jss?: any,
-  index?: ?number
+  ...JssSheet.options
 };
 export type Theme = {};
 export type Styles = {[string]: {}};
-export type ThemerFn = (theme: Theme) => {};
+export type ThemerFn = (theme: Theme) => Styles;
 export type StylesOrThemer = Styles | ThemerFn;
 export type Classes<S> = {|
   [$Keys<S>]: string