How to use

isArray

function

in

ntils

const checkInstall = async (ctx, pkgs, flag) => {
  if (!pkgs) return;
  pkgs = isArray(pkgs) ? pkgs : [pkgs]
  if (!flag) flag = { 'save-dev': true };
  for (let pkg of pkgs) {
   try {
    const vIndex = pkg.lastIndexOf('@');
    const pkgName = vIndex > 0 ? pkg.substr(0, vIndex) : pkg;
    require.resolve(`${pkgName}/package.json`);
   } catch (err) {
    await ctx.mod.install(pkg, { flag });
   }
  }
 }

const checkInstall = async (ctx, pkgs, flag) => {
  if (!pkgs) return;
  pkgs = isArray(pkgs) ? pkgs : [pkgs]
  if (!flag) flag = { 'save-dev': true };
  for (let pkg of pkgs) {
   try {
    const vIndex = pkg.lastIndexOf('@');
    const pkgName = vIndex > 0 ? pkg.substr(0, vIndex) : pkg;
    require.resolve(`${pkgName}/package.json`);
   } catch (err) {
    await ctx.mod.install(pkg, { flag });
   }
  }
 }