docs: update api docs

wiki/container_api.md

@@ -127,6 +127,7 @@ An advanced feature that can be used for cross cutting concerns. See [middleware
 ## container.createChild(containerOptions?: interfaces.ContainerOptions): Container;
 
 Create a [container hierarchy ](https://github.com/inversify/InversifyJS/blob/master/wiki/hierarchical_di.md).  If you do not provide options the child receives the options of the parent.
+
 ## container.get\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>): T
 
 Resolves a dependency by its runtime identifier. The runtime identifier must be associated with only one binding and the binding must be synchronously resolved, otherwise an error is thrown:
@@ -585,6 +586,55 @@ Restore container state to last snapshot.
 ## container.snapshot(): void
 
 Save the state of the container to be later restored with the restore method.
+
+## container.tryGet\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>): T | undefined
+
+Same as `container.get`, but returns `undefined` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAsync\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>): Promise<T | undefined>
+
+Same as `container.getAsync`, but returns `Promise<undefined>` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetNamed\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, named: string | number | symbol): T | undefined
+
+Same as `container.getNamed`, but returns `undefined` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetNamedAsync\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, named: string | number | symbol): Promise\<T | undefined>
+
+Same as `container.getNamedAsync`, but returns `Promise<undefined>` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetTagged\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, key: string | number | symbol, value: unknown): T | undefined
+
+Same as `container.getTagged`, but returns `undefined` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetTaggedAsync\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, key: string | number | symbol, value: unknown): Promise\<T | undefined>
+
+Same as `container.getTaggedAsync`, but returns `Promise<undefined>` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAll\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, options?: interfaces.GetAllOptions): T[]
+
+Same as `container.getAll`, but returns `[]` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAllAsync\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, options?: interfaces.GetAllOptions): Promise\<T[]>
+
+Same as `container.getAllAsync`, but returns `Promise<[]>` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAllNamed\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, named: string | number | symbol): T[]
+
+Same as `container.getAllNamed`, but returns `[]` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAllNamedAsync\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, named: string | number | symbol): Promise\<T[]>
+
+Same as `container.getAllNamedAsync`, but returns `Promise<[]>` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAllTagged\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, key: string | number | symbol, value: unknown): T[]
+
+Same as `container.getAllTagged`, but returns `[]` in the event no bindings are bound to `serviceIdentifier`.
+
+## container.tryGetAllTaggedAsync\<T>(serviceIdentifier: interfaces.ServiceIdentifier\<T>, key: string | number | symbol, value: unknown): Promise\<T[]>
+
+Same as `container.getAllTaggedAsync`, but returns `Promise<[]>` in the event no bindings are bound to `serviceIdentifier`.
+
 ## container.unbind(serviceIdentifier: interfaces.ServiceIdentifier\<unknown>): void
 
 Remove all bindings binded in this container to the service identifier.  This will result in the [deactivation process](https://github.com/inversify/InversifyJS/blob/master/wiki/deactivation_handler.md).