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Koa.js error handling middleware for Koan.js

Build Status Dependency Status Coverage Status NPM version

Based on koa-error.

Supported content types:

  • json
  • html


$ npm install koan-errors


  • template: path to template (defaults to the errors.html from the package),
  • engine: templating engine to use (defaults to swig).

Custom templates

Following local variables are available within a custom template:

  • env,
  • ctx,
  • request,
  • response,
  • error,
  • stack,
  • status,
  • code.


  • are welcome;
  • should be tested;
  • should follow Koa.js coding style.


The MIT License

Copyright (c) 2014 Ruslan Bredikhin