//Formatter
  function format(n) {
    for (const {u, v} of [{u:"b", v:10**9}, {u:"m", v:10**6}, {u:"k", v:10**3}])
      if (n/v >= 1)
        return `${(n/v).toFixed(2).substr(0, 4).replace(/[.]0*$/, "")}${u}`
    return n
  }

//Setup
  export default function ({login, repositories = [], rest, computed, pending, q}, {enabled = false} = {}) {
    //Check if plugin is enabled and requirements are met
      if (!enabled)
        return computed.plugins.lines = null
      if (!q.lines)
        return computed.plugins.lines = null
      console.debug(`metrics/plugins/lines/${login} > started`)

    //Plugin execution
      pending.push(new Promise(async solve => {
        //Get contributors stats from repositories
          const lines = {added:0, deleted:0}
          const response = await Promise.all(repositories.map(async repo => await rest.repos.getContributorsStats({owner:login, repo})))
        //Compute changed lines
          response.map(({data:repository}) => {
            //Check if data are available
              if (!Array.isArray(repository))
                return
            //Extract author
              const [contributor] = repository.filter(({author}) => author.login === login)
            //Compute editions
              if (contributor)
                contributor.weeks.forEach(({a, d}) => (lines.added += a, lines.deleted += d))
          })
        //Format values
          lines.added = format(lines.added)
          lines.deleted = format(lines.deleted)
        //Save results
          computed.plugins.lines = {...lines}
          console.debug(`metrics/plugins/lines/${login} > ${JSON.stringify(computed.plugins.lines)}`)
          solve()
      }))
  }