rest

@typespec/rest

TypeSpec REST protocol binding

Install

npm install @typespec/rest

Decorators

TypeSpec.Rest

• @action
• @actionSeparator
• @autoRoute
• @collectionAction
• @copyResourceKeyParameters
• @createsOrReplacesResource
• @createsOrUpdatesResource
• @createsResource
• @deletesResource
• @listsResource
• @parentResource
• @readsResource
• @resource
• @segment
• @segmentOf
• @updatesResource

@action

Specify this operation is an action. (Scoped to a resource item /pets/{petId}/my-action)

@TypeSpec.Rest.action(name?: valueof string)

Target

Operation

Parameters

Name	Type	Description
name	valueof string	Name of the action. If not specified, the name of the operation will be used.

@actionSeparator

Defines the separator string that is inserted before the action name in auto-generated routes for actions.

When applied to a namespace, the separator applies to all action operations in that namespace and its sub-namespaces. When applied to an interface, the separator applies to all action operations in that interface and overrides any namespace-level separator. When applied to an operation, the separator applies only to that operation and overrides any interface or namespace-level separator.

@TypeSpec.Rest.actionSeparator(seperator: valueof "/" | ":" | "/:")

Target

Operation | Interface | Namespace

Parameters

Name	Type	Description
seperator	valueof "/" | ":" | "/:"	Seperator seperating the action segment from the rest of the url

@autoRoute

This interface or operation should resolve its route automatically. To be used with resource types where the route segments area defined on the models.

@TypeSpec.Rest.autoRoute

Target

Interface | Operation

Parameters

None

Examples

@autoRoute
interface Pets {
  get(@segment("pets") @path id: string): void; //-> route: /pets/{id}
}

@collectionAction

Specify this operation is a collection action. (Scopped to a resource, /pets/my-action)

@TypeSpec.Rest.collectionAction(resourceType: Model, name?: valueof string)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with
name	valueof string	Name of the action. If not specified, the name of the operation will be used.

@copyResourceKeyParameters

Copy the resource key parameters on the model

@TypeSpec.Rest.copyResourceKeyParameters(filter?: valueof string)

Target

Model

Parameters

Name	Type	Description
filter	valueof string	Filter to exclude certain properties.

@createsOrReplacesResource

Specify that this is a CreateOrReplace operation for a given resource.

@TypeSpec.Rest.createsOrReplacesResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with

@createsOrUpdatesResource

Specify that this is a CreatesOrUpdate operation for a given resource.

@TypeSpec.Rest.createsOrUpdatesResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with

@createsResource

Specify that this is a Create operation for a given resource.

@TypeSpec.Rest.createsResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with

@deletesResource

Specify that this is a Delete operation for a given resource.

@TypeSpec.Rest.deletesResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with

@listsResource

Specify that this is a List operation for a given resource.

@TypeSpec.Rest.listsResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with

@parentResource

Mark model as a child of the given parent resource.

@TypeSpec.Rest.parentResource(parent: Model)

Target

Model

Parameters

Name	Type	Description
parent	Model	Parent model.

@readsResource

Specify that this is a Read operation for a given resource.

@TypeSpec.Rest.readsResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with

@resource

Mark this model as a resource type with a name.

@TypeSpec.Rest.resource(collectionName: valueof string)

Target

Model

Parameters

Name	Type	Description
collectionName	valueof string	type's collection name

@segment

Defines the preceding path segment for a

@TypeSpec.Rest.segment(name: valueof string)

Target

Model | ModelProperty | Operation

Parameters

Name	Type	Description
name	valueof string	Segment that will be inserted into the operation route before the path parameter's name field.

Examples

@segmentOf

Returns the URL segment of a given model if it has @segment and @key decorator.

@TypeSpec.Rest.segmentOf(type: Model)

Target

Operation

Parameters

Name	Type	Description
type	Model	Target model

@updatesResource

Specify that this is a Update operation for a given resource.

@TypeSpec.Rest.updatesResource(resourceType: Model)

Target

Operation

Parameters

Name	Type	Description
resourceType	Model	Resource marked with