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rOACCT/node_modules/core-js/modules/esnext.reflect.get-metadata.js
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esnext.reflect.get-metadata.js
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			// TODO: Remove from `core-js@4`
			var $ = require('../internals/export');
			var ReflectMetadataModule = require('../internals/reflect-metadata');
			var anObject = require('../internals/an-object');
			var getPrototypeOf = require('../internals/object-get-prototype-of');

			var ordinaryHasOwnMetadata = ReflectMetadataModule.has;
			var ordinaryGetOwnMetadata = ReflectMetadataModule.get;
			var toMetadataKey = ReflectMetadataModule.toKey;

			var ordinaryGetMetadata = function (MetadataKey, O, P) {
			var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
			if (hasOwn) return ordinaryGetOwnMetadata(MetadataKey, O, P);
			var parent = getPrototypeOf(O);
			return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;
			};

			// `Reflect.getMetadata` method
			// https://github.com/rbuckton/reflect-metadata
			$({ target: 'Reflect', stat: true }, {
			getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {
			var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
			return ordinaryGetMetadata(metadataKey, anObject(target), targetKey);
			}
			});