Function createServiceBinding

packages/core/src/service.ts:162–198

(
  cls: ServiceOrProviderClass<S>,
  options: ServiceOptions = {},
)

 * @param options - Service options
 */
export function createServiceBinding<S>(
  cls: ServiceOrProviderClass<S>,
  options: ServiceOptions = {},
): Binding<S> {
  let name = options.name;
  if (!name && isProviderClass(cls)) {
    // Trim `Provider` from the default service name
    // This is needed to keep backward compatibility
    const templateFn = bindingTemplateFor(cls);
    const template = Binding.bind<S>('template').apply(templateFn);
    if (
      template.tagMap[ContextTags.PROVIDER] &&
      !template.tagMap[ContextTags.NAME]
    ) {
      // The class is a provider and no `name` tag is found
      name = cls.name.replace(/Provider$/, '');
    }
  }
  if (!name && isDynamicValueProviderClass(cls)) {
    // Trim `Provider` from the default service name
    const templateFn = bindingTemplateFor(cls);
    const template = Binding.bind<S>('template').apply(templateFn);
    if (
      template.tagMap[ContextTags.DYNAMIC_VALUE_PROVIDER] &&
      !template.tagMap[ContextTags.NAME]
    ) {
      // The class is a provider and no `name` tag is found
      name = cls.name.replace(/Provider$/, '');
    }
  }
  const binding = createBindingFromClass(cls, {
    name,
    type: CoreTags.SERVICE,
    ...options,
  }).apply(asService(options.interface ?? cls));
  return binding;
}

/**
 * Create a binding template for a service interface