themeable_shining_example.js

import React, { Component } from 'react'
import { theme, Text, View, withStyles } from 'react-native-themeable'

const redTheme = withStyles([
  {
    $type: Text,
    color: 'white',
    fontSize: 26,
  }, {
    $type: View,
    backgroundColor: 'red',
  },
])

@theme(redTheme)
class App extends Component {
  render() {
    return (
      <View>
        <Text>Hello world</Text>
      </View>
    )
  }
}