https://www.39digits.com/configure-prettier-and-eslint-in-visual-studio-code/
{ "version": "0.2.0", "configurations": [ { "type": "node", "request": "launch", "name": "Debug", "program": "${workspaceFolder}/src/index.js", "runtimeExecutable": "${workspaceRoot}/node_modules/.bin/babel-node", "runtimeArgs": ["--nolazy"], "env": { "BABEL_ENV": "debug" } } ] }
"debug": { "sourceMap": "inline", "retainLines": true }