openapi-metadata/dist/metadata/factory.mjs

Auto-Generate OpenAPI specifications from Typescript decorators

import deepmerge from 'deepmerge';

function createMetadataStorage(key, defaultMetadata) {
  function defineMetadata(object, metadata, propertyKey) {
    if (propertyKey) {
      Reflect.defineMetadata(key, metadata, object, propertyKey);
    } else {
      Reflect.defineMetadata(key, metadata, object);
    }
  }
  function getMetadata(object, propertyKey, withParent = false) {
    if (propertyKey) {
      let metadata = Reflect.getMetadata(key, object, propertyKey) ?? defaultMetadata;
      if (withParent) {
        metadata = deepmerge(getMetadata(object.constructor), metadata);
      }
      return metadata;
    } else {
      return Reflect.getMetadata(key, object) ?? defaultMetadata;
    }
  }
  function mergeMetadata(object, metadata, propertyKey) {
    const existing = getMetadata(object, propertyKey);
    const merged = deepmerge(existing, metadata);
    defineMetadata(object, merged, propertyKey);
    return merged;
  }
  return {
    defineMetadata,
    getMetadata,
    mergeMetadata
  };
}

export { createMetadataStorage };
//# sourceMappingURL=factory.mjs.map