@loopback/docs

--- lang: en title: 'API docs: rest.restbindings' keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI sidebar: lb4_sidebar editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/rest permalink: /doc/en/lb4/apidocs.rest.restbindings.html ---  [Home](./index.md) > [@loopback/rest](./rest.md) > [RestBindings](./rest.restbindings.md) ## RestBindings namespace RestServer-specific bindings **Signature:** ```typescript export declare namespace RestBindings ``` ## Namespaces <table><thead><tr><th> Namespace </th><th> Description </th></tr></thead> <tbody><tr><td markdown="1"> [Http](./rest.restbindings.http.md) </td><td markdown="1"> Request-specific bindings </td></tr> <tr><td markdown="1"> [Operation](./rest.restbindings.operation.md) </td><td markdown="1"> </td></tr> <tr><td markdown="1"> [SequenceActions](./rest.restbindings.sequenceactions.md) </td><td markdown="1"> Bindings for potential actions that could be used in a sequence </td></tr> </tbody></table> ## Variables <table><thead><tr><th> Variable </th><th> Description </th></tr></thead> <tbody><tr><td markdown="1"> [AJV\_FACTORY](./rest.restbindings.ajv_factory.md) </td><td markdown="1"> Binding key for AJV </td></tr> <tr><td markdown="1"> [API\_SPEC](./rest.restbindings.api_spec.md) </td><td markdown="1"> Binding key for setting and injecting an OpenAPI spec </td></tr> <tr><td markdown="1"> [BASE\_PATH](./rest.restbindings.base_path.md) </td><td markdown="1"> Internal binding key for basePath </td></tr> <tr><td markdown="1"> [CONFIG](./rest.restbindings.config.md) </td><td markdown="1"> Binding key for setting and injecting RestComponentConfig </td></tr> <tr><td markdown="1"> [ERROR\_WRITER\_OPTIONS](./rest.restbindings.error_writer_options.md) </td><td markdown="1"> Binding key for setting and injecting Reject action's error handling options. See https://github.com/loopbackio/strong-error-handler\#options for the list of available options. Please note that the flag `log` is not used by `@loopback/rest`. </td></tr> <tr><td markdown="1"> [HANDLER](./rest.restbindings.handler.md) </td><td markdown="1"> Internal binding key for http-handler </td></tr> <tr><td markdown="1"> [HOST](./rest.restbindings.host.md) </td><td markdown="1"> Binding key for setting and injecting the host name of RestServer </td></tr> <tr><td markdown="1"> [HTTPS\_OPTIONS](./rest.restbindings.https_options.md) </td><td markdown="1"> Binding key for HTTPS options </td></tr> <tr><td markdown="1"> [INVOKE\_MIDDLEWARE\_SERVICE](./rest.restbindings.invoke_middleware_service.md) </td><td markdown="1"> Binding key for setting and injecting a `invokeMiddleware` function for middleware based sequence </td></tr> <tr><td markdown="1"> [OPERATION\_SPEC\_CURRENT](./rest.restbindings.operation_spec_current.md) </td><td markdown="1"> Binding key for setting and injecting an OpenAPI operation spec </td></tr> <tr><td markdown="1"> [PATH](./rest.restbindings.path.md) </td><td markdown="1"> Binding key for setting and injecting the socket path of the RestServer </td></tr> <tr><td markdown="1"> [PORT](./rest.restbindings.port.md) </td><td markdown="1"> Binding key for setting and injecting the port number of RestServer </td></tr> <tr><td markdown="1"> [PROTOCOL](./rest.restbindings.protocol.md) </td><td markdown="1"> Binding key for setting and injecting the protocol of RestServer </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER\_JSON](./rest.restbindings.request_body_parser_json.md) </td><td markdown="1"> Binding key for request json body parser </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER\_OPTIONS](./rest.restbindings.request_body_parser_options.md) </td><td markdown="1"> Binding key for request body parser options </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER\_RAW](./rest.restbindings.request_body_parser_raw.md) </td><td markdown="1"> Binding key for request raw body parser </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER\_STREAM](./rest.restbindings.request_body_parser_stream.md) </td><td markdown="1"> Binding key for request raw body parser </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER\_TEXT](./rest.restbindings.request_body_parser_text.md) </td><td markdown="1"> Binding key for request text body parser </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER\_URLENCODED](./rest.restbindings.request_body_parser_urlencoded.md) </td><td markdown="1"> Binding key for request urlencoded body parser </td></tr> <tr><td markdown="1"> [REQUEST\_BODY\_PARSER](./rest.restbindings.request_body_parser.md) </td><td markdown="1"> Binding key for request body parser </td></tr> <tr><td markdown="1"> [ROUTER\_OPTIONS](./rest.restbindings.router_options.md) </td><td markdown="1"> </td></tr> <tr><td markdown="1"> [ROUTER](./rest.restbindings.router.md) </td><td markdown="1"> Internal binding key for rest router </td></tr> <tr><td markdown="1"> [ROUTES](./rest.restbindings.routes.md) </td><td markdown="1"> Namespace for REST routes </td></tr> <tr><td markdown="1"> [SEQUENCE](./rest.restbindings.sequence.md) </td><td markdown="1"> Binding key for setting and injecting a Sequence </td></tr> <tr><td markdown="1"> [SERVER](./rest.restbindings.server.md) </td><td markdown="1"> Binding key for the server itself </td></tr> <tr><td markdown="1"> [URL](./rest.restbindings.url.md) </td><td markdown="1"> Binding key for setting and injecting the URL of RestServer </td></tr> </tbody></table>