someListObject

someListObject.add(...)

Type mismatch: cannot convert from element type ExtendedSimpleLink to SimpleLink

ExtendedSimpleLink extends LinkDecorator

ExtendedSimpleLink

LinkDecorator

LinkDecorator

abstract class LinkDecorator(
    private val decorated : SimpleLink
) : SimpleLink by decorated {
    override fun hashCode(): Int = decorated.hashCode()

    override fun equals(other: Any?): Boolean = decorated == other
}

LinkDecorator

ExtendedSimpleLink

SimpleLink

The hipster programming languages Kotlin, Elixir and Hack didn’t progress much this month.

fun invoke(work : () -> Unit) {
    // invoke work using reflection
}