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16 lines
327 B
16 lines
327 B
'use strict';
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module.exports = function diff(values) {
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let valuesToDiff;
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if (values instanceof this.constructor) {
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valuesToDiff = values.all();
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} else {
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valuesToDiff = values;
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}
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const collection = this.items.filter(item => valuesToDiff.indexOf(item) === -1);
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return new this.constructor(collection);
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};
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