27 lines
881 B
JavaScript
27 lines
881 B
JavaScript
import { cloneMethod, hasCloneMethod } from '../../symbols.js';
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const safeObjectDefineProperty = Object.defineProperty;
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export class Value {
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constructor(value_, context, customGetValue = undefined) {
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this.value_ = value_;
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this.context = context;
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this.hasToBeCloned = customGetValue !== undefined || hasCloneMethod(value_);
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this.readOnce = false;
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if (this.hasToBeCloned) {
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safeObjectDefineProperty(this, 'value', { get: customGetValue !== undefined ? customGetValue : this.getValue });
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}
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else {
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this.value = value_;
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}
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}
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getValue() {
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if (this.hasToBeCloned) {
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if (!this.readOnce) {
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this.readOnce = true;
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return this.value_;
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}
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return this.value_[cloneMethod]();
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}
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return this.value_;
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}
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}
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