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Add DefaultWithMap #175

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LarsArtmann opened this issue Aug 5, 2019 · 0 comments

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enhancement good first issue WithCodeExample

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LarsArtmann commented Aug 5, 2019

    class DefaultWithMap<M, O>(private val entries: MutableMap<M, O> = mutableMapOf(), private val default: O) {

        operator fun getValue(input: M, property: KProperty<*>): O = entries[input] ?: default

        operator fun setValue(input: M, property: KProperty<*>, value: O) {
            if (value == null) entries.remove(input) else entries[input] = value
        }

    }

LarsArtmann added enhancement good first issue WithCodeExample labels

LarsArtmann added this to the 4.0.0 milestone

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