'use strict';
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var wellKnownSymbol = require('../internals/well-known-symbol');
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var defineProperty = require('../internals/object-define-property').f;
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var METADATA = wellKnownSymbol('metadata');
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var FunctionPrototype = Function.prototype;
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// Function.prototype[@@metadata]
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// https://github.com/tc39/proposal-decorator-metadata
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if (FunctionPrototype[METADATA] === undefined) {
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defineProperty(FunctionPrototype, METADATA, {
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value: null
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});
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}
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