error-cause
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1.0.8 • Public • Published

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An ES-spec-compliant shim/polyfill/replacement for the .cause property on all Error types that works as far down as ES3

This package implements the es-shim API “multi” interface. It works in an ES3-supported environment and complies with the proposed spec.

Getting started

npm install --save error-cause

Usage/Examples

const assert = require('assert');

require('error-cause/auto');

try {
		x();
} catch (e) {
		const actual = new Error('a better message!', { cause: e });
		assert(actual instanceof Error);
		assert(actual.cause === e);
}

Tests

Clone the repo, npm install, and run npm test

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Install

npm i error-cause

Weekly Downloads

21,809

Version

1.0.8

License

MIT

Unpacked Size

31.7 kB

Total Files

55

Last publish

Collaborators

  • ljharb