Fetch Intercept

Import

import { startFetchInterceptors } from "webotron/plugins/fetch-intercept";

Entry Point

• startFetchInterceptors(target, handlers)

Usage

const interceptor = await startFetchInterceptors(view, {
  onRequest: ({ paused }) => {
    if (paused.request.url.includes("/api")) {
      return {
        action: "fulfill",
        status: 200,
        body: { ok: true },
      };
    }
    return { action: "continue" };
  },
});

await interceptor.stop();

Options

Option	Type	Purpose
patterns	Fetch patterns	Filter which requests to intercept.
handleAuthRequests	boolean	Include auth flows in interception.

Handlers

Handler	Purpose
onRequest	Intercept request stage and continue/fail/fulfill.
onResponse	Intercept response stage and rewrite response body or headers.
onError	Observe interception pipeline errors.

What It Does

• Intercepts requests at request or response stage.
• Supports continue, fail, and fulfill actions.
• Can modify request overrides and response bodies.