GLCanvas.captureFrame.ios.js

const invariant = require("invariant");
const React = require("react-native");
const {
  NativeModules: { GLCanvasManager }
} = React;
invariant(GLCanvasManager,
`gl-react-native: the native module is not available.
Make sure you have properly configured it.
See README install instructions.

React.NativeModules.GLCanvasManager is %s`, GLCanvasManager);

module.exports = handle => GLCanvasManager.capture(handle);