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author | Minteck <contact@minteck.org> | 2021-12-21 16:52:28 +0100 |
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committer | Minteck <contact@minteck.org> | 2021-12-21 16:52:28 +0100 |
commit | 46e43f4bde4a35785b4997b81e86cd19f046b69b (patch) | |
tree | c53c2f826f777f9d6b2d249dab556feb72a6c3a6 /src/node_modules/inversify/es/resolution/instantiation.js | |
download | langdetect-46e43f4bde4a35785b4997b81e86cd19f046b69b.tar.gz langdetect-46e43f4bde4a35785b4997b81e86cd19f046b69b.tar.bz2 langdetect-46e43f4bde4a35785b4997b81e86cd19f046b69b.zip |
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Diffstat (limited to 'src/node_modules/inversify/es/resolution/instantiation.js')
-rw-r--r-- | src/node_modules/inversify/es/resolution/instantiation.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/node_modules/inversify/es/resolution/instantiation.js b/src/node_modules/inversify/es/resolution/instantiation.js new file mode 100644 index 0000000..01935b7 --- /dev/null +++ b/src/node_modules/inversify/es/resolution/instantiation.js @@ -0,0 +1,48 @@ +import { POST_CONSTRUCT_ERROR } from "../constants/error_msgs"; +import { TargetTypeEnum } from "../constants/literal_types"; +import * as METADATA_KEY from "../constants/metadata_keys"; +function _injectProperties(instance, childRequests, resolveRequest) { + var propertyInjectionsRequests = childRequests.filter(function (childRequest) { + return (childRequest.target !== null && + childRequest.target.type === TargetTypeEnum.ClassProperty); + }); + var propertyInjections = propertyInjectionsRequests.map(resolveRequest); + propertyInjectionsRequests.forEach(function (r, index) { + var propertyName = ""; + propertyName = r.target.name.value(); + var injection = propertyInjections[index]; + instance[propertyName] = injection; + }); + return instance; +} +function _createInstance(Func, injections) { + return new (Func.bind.apply(Func, [void 0].concat(injections)))(); +} +function _postConstruct(constr, result) { + if (Reflect.hasMetadata(METADATA_KEY.POST_CONSTRUCT, constr)) { + var data = Reflect.getMetadata(METADATA_KEY.POST_CONSTRUCT, constr); + try { + result[data.value](); + } + catch (e) { + throw new Error(POST_CONSTRUCT_ERROR(constr.name, e.message)); + } + } +} +function resolveInstance(constr, childRequests, resolveRequest) { + var result = null; + if (childRequests.length > 0) { + var constructorInjectionsRequests = childRequests.filter(function (childRequest) { + return (childRequest.target !== null && childRequest.target.type === TargetTypeEnum.ConstructorArgument); + }); + var constructorInjections = constructorInjectionsRequests.map(resolveRequest); + result = _createInstance(constr, constructorInjections); + result = _injectProperties(result, childRequests, resolveRequest); + } + else { + result = new constr(); + } + _postConstruct(constr, result); + return result; +} +export { resolveInstance }; |