94 lines
2.0 KiB
Markdown
94 lines
2.0 KiB
Markdown
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# error
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<!--
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[![build status][1]][2]
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[![NPM version][3]][4]
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[![Coverage Status][5]][6]
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[![gemnasium Dependency Status][7]][8]
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[![Davis Dependency status][9]][10]
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-->
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<!-- [![browser support][11]][12] -->
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Custom errors
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## Typed Error
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```js
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var TypedError = require("error/typed")
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var ServerError = TypedError({
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type: 'server.5xx',
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message: '{title} server error, status={statusCode}',
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title: null,
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statusCode: null
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});
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var ClientError = TypedError({
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type: 'client.4xx',
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message: '{title} client error, status={statusCode}',
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title: null,
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statusCode: null
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});
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var error = ServerError({
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title:'some title',
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statusCode: 500
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});
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var error2 = ClientError({
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title: 'some title',
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statusCode: 404
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});
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```
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## Wrapped Errors
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```js
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var net = require('net');
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var WrappedError = require('error/wrapped');
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var ServerListenError = WrappedError({
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message: 'server: {origMessage}',
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type: 'server.listen-failed',
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requestedPort: null,
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host: null
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});
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var server = net.createServer();
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server.on('error', function onError(err) {
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if (err.code === 'EADDRINUSE') {
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throw ServerListenError(err, {
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requestedPort: 3000,
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host: null
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});
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} else {
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throw err;
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}
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});
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server.listen(3000);
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```
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## Installation
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`npm install error`
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## Contributors
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- Raynos
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## MIT Licenced
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[1]: https://secure.travis-ci.org/Raynos/error.png
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[2]: https://travis-ci.org/Raynos/error
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[3]: https://badge.fury.io/js/error.png
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[4]: https://badge.fury.io/js/error
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[5]: https://coveralls.io/repos/Raynos/error/badge.png
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[6]: https://coveralls.io/r/Raynos/error
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[7]: https://gemnasium.com/Raynos/error.png
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[8]: https://gemnasium.com/Raynos/error
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[9]: https://david-dm.org/Raynos/error.png
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[10]: https://david-dm.org/Raynos/error
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[11]: https://ci.testling.com/Raynos/error.png
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[12]: https://ci.testling.com/Raynos/error
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