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