diff options
Diffstat (limited to 'node_modules/core-js/modules/es7.reflect.get-metadata.js')
| -rw-r--r-- | node_modules/core-js/modules/es7.reflect.get-metadata.js | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/es7.reflect.get-metadata.js b/node_modules/core-js/modules/es7.reflect.get-metadata.js new file mode 100644 index 00000000..58c278e9 --- /dev/null +++ b/node_modules/core-js/modules/es7.reflect.get-metadata.js @@ -0,0 +1,17 @@ +var metadata = require('./_metadata'); +var anObject = require('./_an-object'); +var getPrototypeOf = require('./_object-gpo'); +var ordinaryHasOwnMetadata = metadata.has; +var ordinaryGetOwnMetadata = metadata.get; +var toMetaKey = metadata.key; + +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; +}; + +metadata.exp({ getMetadata: function getMetadata(metadataKey, target /* , targetKey */) { + return ordinaryGetMetadata(metadataKey, anObject(target), arguments.length < 3 ? undefined : toMetaKey(arguments[2])); +} }); |
