9602089925

Committed 20 Jun 2024 05:51PM UTC coverage: 98.669% (-0.7%) from 99.398%

Build # 9602089925

Build Type

Pull #90

github

Committed by

onebytegone

Commit Message

refactor: switch to ALB types provided by @types/aws-lambda

Pull Request Pull Request #90: build: bump @types/aws-lambda

Run Details

207 of 212 branches covered (97.64%)

Branch coverage included in aggregate %.

4 of 6 new or added lines in 1 file covered. (66.67%)

460 of 464 relevant lines covered (99.14%)

1989.34 hits per line

Source File
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100.0

/src/chains/ProcessorChain.ts

import _ from 'underscore';
import { ErrorHandlingRequestProcessor, NextCallback } from '../interfaces';
import { Request, Response } from '..';

export interface IProcessorChain {
   run(err: unknown, req: Request, resp: Response, done: NextCallback): void;
}

export interface IRequestMatchingProcessorChain extends IProcessorChain {
   matches(req: Request): boolean;
}

export default class ProcessorChain implements IProcessorChain {

   private readonly _subprocessors: ErrorHandlingRequestProcessor[];

   public constructor(subprocessors: ErrorHandlingRequestProcessor[]) {
      this._subprocessors = subprocessors;
   }

   public run(originalErr: unknown, req: Request, resp: Response, done: NextCallback): void {
      let subRequest: Request;

      try {
         subRequest = this._makeSubRequest(req);
      } catch(newErr) {
         return done(newErr);
      }

      const run = _.reduce(this._subprocessors.slice().reverse(), (next: NextCallback, rp: ErrorHandlingRequestProcessor): NextCallback => {
         return (err) => {
            if (err === 'route') {
               return done();
            }
            try {
               rp(err, subRequest, resp, next);
            } catch(newErr) {
               return next(newErr);
            }
         };
      }, done);

      run(originalErr);
   }

   /**
    * Extension point for subclasses to override aspects of the request like baseUrl and
    * params.
    */
   protected _makeSubRequest(req: Request): Request {
      return req;
   }

}

1	import _ from 'underscore';	4✔
2	import { ErrorHandlingRequestProcessor, NextCallback } from '../interfaces';
3	import { Request, Response } from '..';
4
5	export interface IProcessorChain {
6	run(err: unknown, req: Request, resp: Response, done: NextCallback): void;
7	}
8
9	export interface IRequestMatchingProcessorChain extends IProcessorChain {
10	matches(req: Request): boolean;
11	}
12
13	export default class ProcessorChain implements IProcessorChain {	4✔
14
15	private readonly _subprocessors: ErrorHandlingRequestProcessor[];
16
17	public constructor(subprocessors: ErrorHandlingRequestProcessor[]) {
18	this._subprocessors = subprocessors;	980✔
19	}
20
21	public run(originalErr: unknown, req: Request, resp: Response, done: NextCallback): void {
22	let subRequest: Request;
23
24	try {	844✔
25	subRequest = this._makeSubRequest(req);	844✔
26	} catch(newErr) {
27	return done(newErr);	16✔
28	}
29
30	const run = _.reduce(this._subprocessors.slice().reverse(), (next: NextCallback, rp: ErrorHandlingRequestProcessor): NextCallback => {	828✔
31	return (err) => {	1,176✔
32	if (err === 'route') {	1,172✔
33	return done();	4✔
34	}
35	try {	1,168✔
36	rp(err, subRequest, resp, next);	1,168✔
37	} catch(newErr) {
38	return next(newErr);	40✔
39	}
40	};
41	}, done);
42
43	run(originalErr);	828✔
44	}
45
46	/**
47	* Extension point for subclasses to override aspects of the request like baseUrl and
48	* params.
49	*/
50	protected _makeSubRequest(req: Request): Request {
51	return req;	196✔
52	}
53
54	}

silvermine / lambda-express / 9602089925

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