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import type { ErrorInit } from "./types.ts";import { ServerError } from "./types.ts";
export interface ContextInit {  request: Request;  params?: Record<string, string>;}
const badRequest = {  status: 400,  message: "Invalid request: malformed request body.",};
export class Context {  request: Request;  params: Record<string, string>;  status = 200;
  constructor({ request, params }: ContextInit) {    this.request = request;    this.params = params ?? {};  }
  get body() {    return this.request.json()      .catch(() => this.throw(badRequest));  }
  throw(    error: ErrorInit,    // deno-fmt-ignore  ) { throw new ServerError(error); }
  assert(    expr: unknown,    error: ErrorInit,  ): asserts expr {    if (expr) return;    throw new ServerError(error);  }}