| 1 | var $ = require('../internals/export');
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| 2 | var ReflectMetadataModule = require('../internals/reflect-metadata');
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| 3 | var anObject = require('../internals/an-object');
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| 4 | var getPrototypeOf = require('../internals/object-get-prototype-of');
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| 5 |
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| 6 | var ordinaryHasOwnMetadata = ReflectMetadataModule.has;
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| 7 | var ordinaryGetOwnMetadata = ReflectMetadataModule.get;
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| 8 | var toMetadataKey = ReflectMetadataModule.toKey;
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| 9 |
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| 10 | var ordinaryGetMetadata = function (MetadataKey, O, P) {
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| 11 | var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
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| 12 | if (hasOwn) return ordinaryGetOwnMetadata(MetadataKey, O, P);
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| 13 | var parent = getPrototypeOf(O);
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| 14 | return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;
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| 15 | };
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| 16 |
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| 17 |
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| 18 |
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| 19 | $({ target: 'Reflect', stat: true }, {
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| 20 | getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {
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| 21 | var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
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| 22 | return ordinaryGetMetadata(metadataKey, anObject(target), targetKey);
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| 23 | }
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| 24 | });
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