module "optimst" not found on command "start"

internal/modules/cjs/loader.js:797
    throw err;
    ^

Error: Cannot find module 'optimist'
Require stack:
- E:\Work\Projects\vue-design-system\node_modules\theo\bin\theo.js
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:794:15)
    at Function.Module._load (internal/modules/cjs/loader.js:687:27)
    at Module.require (internal/modules/cjs/loader.js:849:19)
    at require (internal/modules/cjs/helpers.js:74:18)
    at Object.<anonymous> (E:\Work\Projects\vue-design-system\node_modules\theo\bin\theo.js:5:14)
    at Module._compile (internal/modules/cjs/loader.js:956:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:973:10)
    at Module.load (internal/modules/cjs/loader.js:812:32)
    at Function.Module._load (internal/modules/cjs/loader.js:724:14)
    at Function.Module.runMain (internal/modules/cjs/loader.js:1025:10) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [
    'E:\\Work\\Projects\\vue-design-system\\node_modules\\theo\\bin\\theo.js'
  ]
}
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
ERROR: "theo" exited with 1.
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

Decision - yarn add optimist/npm i optimist

arielsalminen / vue-design-system

module "optimst" not found on command "start" #211