SERVICE=$1 cp -r services/default "services/$SERVICE" JSON=" const fs = require('fs'); const json = JSON.parse(fs.readFileSync('services/default/package.json')); const rewritten = Object.assign( json, { name: '$SERVICE', description: '', } ); const emission = JSON.stringify(rewritten, null, ' '); fs.writeFileSync('services/$SERVICE/package.json', emission); " echo $JSON | node -