main
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Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 4 days ago |
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F4 Finalna Verzija
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File size:
977 bytes
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| [79a0317] | 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 | var ReflectMetadataModule = require('../internals/reflect-metadata');
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| 4 | var anObject = require('../internals/an-object');
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| 5 |
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| 6 | var toMetadataKey = ReflectMetadataModule.toKey;
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| 7 | var getOrCreateMetadataMap = ReflectMetadataModule.getMap;
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| 8 | var store = ReflectMetadataModule.store;
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| 9 |
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| 10 | // `Reflect.deleteMetadata` method
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| 11 | // https://github.com/rbuckton/reflect-metadata
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| 12 | $({ target: 'Reflect', stat: true }, {
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| 13 | deleteMetadata: function deleteMetadata(metadataKey, target /* , targetKey */) {
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| 14 | var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
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| 15 | var metadataMap = getOrCreateMetadataMap(anObject(target), targetKey, false);
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| 16 | if (metadataMap === undefined || !metadataMap['delete'](metadataKey)) return false;
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| 17 | if (metadataMap.size) return true;
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| 18 | var targetMetadata = store.get(target);
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| 19 | targetMetadata['delete'](targetKey);
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| 20 | return !!targetMetadata.size || store['delete'](target);
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| 21 | }
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| 22 | });
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