RequestContext

1 min read

Import: import system.webapi;

Read the usage guide for examples and common tasks. This reference lists the public declarations for this part of the library. See Reading API signatures for parameter and result notation.

RequestContext

Per-request bag shared by middleware and @dep functions.

public class RequestContext

incoming

Request received from the client.

public incoming: HttpIncoming

app_state

Application values shared by requests.

public app_state: Map<string, string>

state

Values stored for this request by handlers and middleware.

public state: Map<string, string>

cancellation_token

Cancellation signal for the current request, when available.

public cancellation_token: Option<CancellationToken>

constructor

Creates a RequestContext with incoming.

public constructor(incoming: HttpIncoming)

add_cleanup

Registers request cleanup, run once in reverse acquisition order outside request cancellation.

public fun add_cleanup(cleanup: fun(CancellationToken): Future<void>): void

set

Stores value under key for the rest of this request, replacing any earlier value.

public fun set(key: string, value: string): void

get

Returns the value stored under key for this request, or None when nothing was stored.

public fun get(key: string): Option<string>