Fixes for Flow v0.47.0

CHANGELOG.md

@@ -35,6 +35,7 @@ All notable changes to this project will be documented in this file. If a contri
 - Restore `setNativeProps` in StyledNativeComponent, thanks to [@MatthieuLemoine](https://github.com/MatthieuLemoine). (see [#764](https://github.com/styled-components/styled-components/pull/764))
 - Fix `ref` being passed to Stateless Functional Components in StyledNativeComponent. (see [#828](https://github.com/styled-components/styled-components/pull/828))
 - Add `displayName` to `componentId` when both are present (see [#821](https://github.com/styled-components/styled-components/pull/821))
+- Fix Flow type signatures for compatibility with Flow v0.47.0 (see [#840](https://github.com/styled-components/styled-components/pull/840))
 
 ## [v1.4.6] - 2017-05-02
 

package.json

@@ -95,7 +95,7 @@
     "eslint-plugin-jsx-a11y": "^2.0.2",
     "eslint-plugin-react": "^6.8.0",
     "express": "^4.14.1",
-    "flow-bin": "^0.43.1",
+    "flow-bin": "^0.47.0",
     "flow-copy-source": "^1.1.0",
     "flow-watch": "^1.1.1",
     "jest": "^19.0.2",

src/models/StyleSheetManager.js

@@ -10,8 +10,10 @@ class StyleSheetManager extends Component {
 
   render() {
     /* eslint-disable react/prop-types */
-    // $FlowFixMe
-    return React.Children.only(this.props.children)
+    // Flow v0.43.1 will report an error accessing the `children` property,
+    // but v0.47.0 will not. It is necessary to use a type cast instead of
+    // a "fixme" comment to satisfy both Flow versions.
+    return React.Children.only((this.props: any).children)
   }
 }
 

src/test/theme.test.js

@@ -356,7 +356,7 @@ describe('theming', () => {
       },
     }
 
-    const Theme = ({ props }) => (
+    const Theme = props => (
       <ThemeProvider theme={{ color: 'green' }}>
         <Text {...props} />
       </ThemeProvider>

src/utils/create-broadcast.js

@@ -7,7 +7,7 @@
 
 export type Broadcast = {
   publish: (value: mixed) => void,
-  subscribe: (listener: () => void) => () => void
+  subscribe: (listener: (currentValue: mixed) => void) => () => void
 }
 
 const createBroadcast = (initialValue: mixed): Broadcast => {

yarn.lock

@@ -2499,9 +2499,9 @@ flat-cache@^1.2.1:
     graceful-fs "^4.1.2"
     write "^0.2.1"
 
-flow-bin@^0.43.1:
-  version "0.43.1"
-  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.43.1.tgz#0733958b448fb8ad4b1576add7e87c31794c81bc"
+flow-bin@^0.47.0:
+  version "0.47.0"
+  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.47.0.tgz#a2a08ab3e0d1f1cb57d17e27b30b118b62fda367"
 
 flow-copy-source@^1.1.0:
   version "1.1.0"