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package wasi:http@0.2.0;

/// The `wasi:http/proxy` world captures a widely-implementable intersection of

/// hosts that includes HTTP forward and reverse proxies. Components targeting

/// this world may concurrently stream in and out any number of incoming and

/// outgoing HTTP requests.

world proxy {

  /// HTTP proxies have access to time and randomness.

  include wasi:clocks/imports@0.2.0;

  import wasi:random/random@0.2.0;

  /// Proxies have standard output and error streams which are expected to

  /// terminate in a developer-facing console provided by the host.

  import wasi:cli/stdout@0.2.0;

  import wasi:cli/stderr@0.2.0;

  /// TODO: this is a temporary workaround until component tooling is able to

  /// gracefully handle the absence of stdin. Hosts must return an eof stream

  /// for this import, which is what wasi-libc + tooling will do automatically

  /// when this import is properly removed.

  import wasi:cli/stdin@0.2.0;

  /// This is the default handler to use when user code simply wants to make an

  /// HTTP request (e.g., via `fetch()`).

  import outgoing-handler;

  /// The host delivers incoming HTTP requests to a component by calling the

  /// `handle` function of this exported interface. A host may arbitrarily reuse

  /// or not reuse component instance when delivering incoming HTTP requests and

  /// thus a component must be able to handle 0..N calls to `handle`.

  export incoming-handler;