| 1 | //
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| 2 | //check if an attribute is a reactive attribute for the model (or its prototypical parent)
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| 3 | export default function(attr) {
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| 4 | if (!this.$events.has(attr)) {
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| 5 | if (!this.parent || this.isolated) return false;
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| 6 | return this.parent.$isReactive(attr);
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| 7 | }
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| 8 | return true;
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| 9 | }
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