fix: if controllers array is empty or undefined i have error "Cannot read property 'filter' of undefined"

[alexgev]

Description

When i use useSocketServer(io) without controllers array in options i have error "Cannot read property 'filter' of undefined" Minimal code-snippet showcasing the problem

useSocketServer(io);

In src/index.js:36

if (options && options.controllers && options.controllers.length)
    controllerClasses = (options.controllers as any[]).filter(controller => controller instanceof Function);
  const controllerDirs = (options.controllers as any[]).filter(controller => typeof controller === 'string');
  controllerClasses.push(...importClassesFromDirectories(controllerDirs));

please, add scopes for if

Expected behavior

doesnt get error

Actual behavior

get error

[NoNameProvided]

Care to open a PR?

[alexgev]

yes

[attilaorosz]

Should be fixed in the latest release.

[github-actions[bot]]

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