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Add rule to enforce correct type of optional constructor injection parameters #3

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ajafff opened this issue Jul 30, 2019 · 0 comments

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rule suggestion

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ajafff commented Jul 30, 2019

@Injectable()
class Foo {
  constructor(
    bar: Bar, // ok, no Optional
    @Optional() baz: Baz, // error, needs 'null' in type
    @Optional() bas: Bas | null, // ok
    @Optional() foobar?: FooBar, // error, the fallback value is 'null', not 'undefined'
  ) {}
}

ajafff added the rule suggestion label

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