in gulpfile.js [31:51]
function runNpmTask(taskName, directory) {
console.log(`running ${taskName} in ${directory}`);
var opts = {
cwd: directory,
env: process.env,
stdio: 'inherit',
shell: true
};
args = taskName.split(' ');
var proc = cp.spawnSync('npm', args, opts);
if (proc.error) {
process.stderr.write(proc.error.toString());
}
return proc.status;
}