const fs = require('fs');
setVersion('package.json', 'contracts/package.json');
function setVersion(from, to) {
const fromJson = JSON.parse(fs.readFileSync(from));
const toJson = JSON.parse(fs.readFileSync(to));
toJson.version = fromJson.version;
fs.writeFileSync(to, JSON.stringify(toJson, null, 2) + '\n');
}