[ng] ERROR in ./node_modules/cmd-printer/dist/lib/wrapper.js
[ng] Module not found: Error: Can't resolve 'child_process' in '/Users/apple/Desktop/IonicProjects/xyz/node_modules/cmd-printer/dist/lib'
[ng] ERROR in ./node_modules/cmd-printer/dist/tool/exec.js
[ng] Module not found: Error: Can't resolve 'child_process' in '/Users/apple/Desktop/IonicProjects/xyz/node_modules/cmd-printer/dist/tool'