| 1 | export default class MapWithFilter extends Map {
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| 2 | constructor (data) {
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| 3 | super(data)
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| 4 | }
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| 5 |
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| 6 | filter (predicate) {
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| 7 | return new MapWithFilter(Array.from(this.entries()).filter(([ id, entry ], index, array) => predicate(entry, index, array)))
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| 8 | }
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| 9 |
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| 10 | toArray () {
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| 11 | return Array.from(this).map(([ , entry ]) => entry)
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| 12 | }
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| 13 | }
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