android-react-gradle-fix.js

const fs = require("fs");

try {
  var curDir = __dirname;
  var rootDir = process.cwd();

  var file = `${rootDir}/node_modules/react-native/react.gradle`;
  var dataFix = fs.readFileSync(`${curDir}/android-react-gradle-fix`, "utf8");
  var data = fs.readFileSync(file, "utf8");

  var doLast = "doLast {";
  if (data.indexOf(doLast) !== -1) {
    throw "Already fixed.";
  }

  var result = data.replace(
    /                \/\/ Set up inputs and outputs so gradle can cache the result/g,
    dataFix
  );
  fs.writeFileSync(file, result, "utf8");
  console.log("Done");
} catch (error) {
  console.error(error);
}