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Autowiring Madness in Symfony 3

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  • 0:08
    Oh! Bonus feature!
  • 0:10
    In services.yml, remove arguments and instead just say autowire: true.
  • 0:17
    Refresh again.
  • 0:21
    It still works, but how?
  • 0:24
    We didn't tell Symfony what arguments to pass to our constructor.
  • 0:28
    What madness is this?
  • 0:31
    OK, with autowire: true, Symfony reads the type-hints
  • 0:36
    for each constructor argument and tries to automatically find
  • 0:39
    the correct service to pass to you.
  • 0:41
    In this case, it saw the MarkdownTransformer type-hint

Autowiring Madness in Symfony 3


In this lesson you'll learn what happens when you set autowire to true when you register your service.

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