flow-immutable-models/lib/test-utils/transformFixture.js.flow

Generates model classes from Flow types using Immutable.js

// @flow
import fs from 'fs';
import jscodeshift from 'jscodeshift';
import transform from '../transform';

export default function transformFile(filename: string): Promise<string> {
  return new Promise((resolve, reject) => {
    const file = fs.readFile(filename, (err, source) => {
      if (err) {
        reject(err);
        return;
      }
      try {
        const output = transform(
          {
            path: file,
            source: source.toString(),
          },
          {
            jscodeshift,
            stats: () => {},
          },
          {}
        );
        resolve(output.toString());
      } catch (e) {
        reject(e);
      }
    });
  });
}