This is dependency injection ``` class Foo class Bar1 val fo kotlinlang #android

This is dependency injection: ``` class Foo clas...

nhaarman

04/06/2017, 9:19 AM

This is dependency injection:

Copy code

class Foo

class Bar1() {
  val foo = Foo()
}

class Bar2(val foo: Foo)

This is dependency inversion:

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interface Foo
class FooImpl : Foo

class Bar1(foo: FooImpl)
class Bar2(foo: Foo)

Where

Bar2

follows the 'proper' principle.

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