FILE fqName:<root> fileName:/basicFunInterfaceConversion.kt
  CLASS INTERFACE name:Foo modality:ABSTRACT visibility:public [fun] superTypes:[kotlin.Any]
    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.Foo
    FUN name:invoke visibility:public modality:ABSTRACT <> ($this:<root>.Foo) returnType:kotlin.String
      $this: VALUE_PARAMETER name:<this> type:<root>.Foo
    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
      overridden:
        public open fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Any
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
      overridden:
        public open fun hashCode (): kotlin.Int declared in kotlin.Any
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
      overridden:
        public open fun toString (): kotlin.String declared in kotlin.Any
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
  FUN name:foo visibility:public modality:FINAL <> (f:<root>.Foo) returnType:kotlin.String
    VALUE_PARAMETER name:f index:0 type:<root>.Foo
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='public final fun foo (f: <root>.Foo): kotlin.String declared in <root>'
        CALL 'public abstract fun invoke (): kotlin.String declared in <root>.Foo' type=kotlin.String origin=null
          $this: GET_VAR 'f: <root>.Foo declared in <root>.foo' type=<root>.Foo origin=null
  FUN name:test visibility:public modality:FINAL <> () returnType:kotlin.String
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='public final fun test (): kotlin.String declared in <root>'
        CALL 'public final fun foo (f: <root>.Foo): kotlin.String declared in <root>' type=kotlin.String origin=null
          f: TYPE_OP type=<root>.Foo origin=SAM_CONVERSION typeOperand=<root>.Foo
            FUN_EXPR type=kotlin.Function0<kotlin.String> origin=LAMBDA
              FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.String
                BLOCK_BODY
                  RETURN type=kotlin.Nothing from='local final fun <anonymous> (): kotlin.String declared in <root>.test'
                    CONST String type=kotlin.String value="OK"