no-dupe-class-members
NOTE: this rule is part of the 
recommended rule set.Enable full set in 
deno.json:{
  "lint": {
    "tags": ["recommended"]
  }
}Enable full set using the Deno CLI:
deno lint --tags=recommended
Disallows using a class member function name more than once.
Declaring a function of the same name twice in a class will cause the previous declaration(s) to be overwritten, causing unexpected behaviors.
Invalid:
class Foo {
  bar() {}
  bar() {}
}
Valid:
class Foo {
  bar() {}
  fizz() {}
}