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| var _ = require('./utils');
var errors = module.exports;
var canCapture = (typeof Error.captureStackTrace === 'function');
var canStack = !!(new Error()).stack;
function ErrorAbstract(msg, constructor, metadata) {
this.message = msg;
Error.call(this, this.message);
if (canCapture) {
Error.captureStackTrace(this, constructor);
}
else if (canStack) {
this.stack = (new Error()).stack;
}
else {
this.stack = '';
}
if (metadata) {
_.assign(this, metadata);
this.toString = function () {
return msg + ' :: ' + JSON.stringify(metadata);
};
this.toJSON = function () {
return _.assign({
msg: msg
}, metadata);
};
}
}
errors._Abstract = ErrorAbstract;
_.inherits(ErrorAbstract, Error);
/**
* Connection Error
* @param {String} [msg] - An error message that will probably end up in a log.
*/
errors.ConnectionFault = function ConnectionFault(msg) {
ErrorAbstract.call(this, msg || 'Connection Failure', errors.ConnectionFault);
};
_.inherits(errors.ConnectionFault, ErrorAbstract);
/**
* No Living Connections
* @param {String} [msg] - An error message that will probably end up in a log.
*/
errors.NoConnections = function NoConnections(msg) {
ErrorAbstract.call(this, msg || 'No Living connections', errors.NoConnections);
};
_.inherits(errors.NoConnections, ErrorAbstract);
/**
* Generic Error
* @param {String} [msg] - An error message that will probably end up in a log.
*/
errors.Generic = function Generic(msg, metadata) {
ErrorAbstract.call(this, msg || 'Generic Error', errors.Generic, metadata);
};
_.inherits(errors.Generic, ErrorAbstract);
/**
* Request Timeout Error
* @param {String} [msg] - An error message that will probably end up in a log.
*/
errors.RequestTimeout = function RequestTimeout(msg) {
ErrorAbstract.call(this, msg || 'Request Timeout', errors.RequestTimeout);
};
_.inherits(errors.RequestTimeout, ErrorAbstract);
/**
* Request Body could not be parsed
* @param {String} [msg] - An error message that will probably end up in a log.
*/
errors.Serialization = function Serialization(msg) {
ErrorAbstract.call(this, msg || 'Unable to parse/serialize body', errors.Serialization);
};
_.inherits(errors.Serialization, ErrorAbstract);
/**
* Thrown when a browser compatability issue is detected (cough, IE, cough)
*/
errors.RequestTypeError = function RequestTypeError(feature) {
ErrorAbstract.call(this, 'Cross-domain AJAX requests ' + feature + ' are not supported', errors.RequestTypeError);
};
_.inherits(errors.RequestTypeError, ErrorAbstract);
var statusCodes = [
[300, 'Multiple Choices'],
[301, 'Moved Permanently'],
[302, 'Found'],
[303, 'See Other'],
[304, 'Not Modified'],
[305, 'Use Proxy'],
[307, 'Temporary Redirect'],
[308, 'Permanent Redirect'],
[400, 'Bad Request'],
[401, 'Authentication Exception'],
[402, 'Payment Required'],
[403, ['Authorization Exception', 'Forbidden']],
[404, 'Not Found'],
[405, 'Method Not Allowed'],
[406, 'Not Acceptable'],
[407, 'Proxy Authentication Required'],
[408, 'Request Timeout'],
[409, 'Conflict'],
[410, 'Gone'],
[411, 'Length Required'],
[412, 'Precondition Failed'],
[413, 'Request Entity Too Large'],
[414, 'Request URIToo Long'],
[415, 'Unsupported Media Type'],
[416, 'Requested Range Not Satisfiable'],
[417, 'Expectation Failed'],
[418, 'Im ATeapot'],
[421, 'Too Many Connections From This IP'],
[426, 'Upgrade Required'],
[429, 'Too Many Requests'],
[450, 'Blocked By Windows Parental Controls'],
[494, 'Request Header Too Large'],
[497, 'HTTPTo HTTPS'],
[499, 'Client Closed Request'],
[500, 'Internal Server Error'],
[501, 'Not Implemented'],
[502, 'Bad Gateway'],
[503, 'Service Unavailable'],
[504, 'Gateway Timeout'],
[505, 'HTTPVersion Not Supported'],
[506, 'Variant Also Negotiates'],
[510, 'Not Extended']
];
_.each(statusCodes, function createStatusCodeError(tuple) {
var status = tuple[0];
var names = tuple[1];
var allNames = [].concat(names, status);
var primaryName = allNames[0];
var className = _.studlyCase(primaryName);
allNames = _.uniq(allNames.concat(className));
function StatusCodeError(msg, metadata) {
this.status = status;
this.displayName = className;
var esErrObject = null;
if (_.isPlainObject(msg)) {
esErrObject = msg;
msg = null;
}
if (!esErrObject) {
// errors from es now come in two forms, an error string < 2.0 and
// an object >= 2.0
// TODO: remove after dropping support for < 2.0
ErrorAbstract.call(this, msg || primaryName, StatusCodeError, metadata);
return this;
}
msg = [].concat(esErrObject.root_cause || []).reduce(function (memo, cause) {
if (memo) memo += ' (and) ';
memo += '[' + cause.type + '] ' + cause.reason;
var extraData = _.omit(cause, ['type', 'reason']);
if (_.size(extraData)) {
memo += ', with ' + prettyPrint(extraData);
}
return memo;
}, '');
if (!msg) {
if (esErrObject.type) msg += '[' + esErrObject.type + '] ';
if (esErrObject.reason) msg += esErrObject.reason;
}
ErrorAbstract.call(this, msg || primaryName, StatusCodeError, metadata);
return this;
}
_.inherits(StatusCodeError, ErrorAbstract);
allNames.forEach(function (name) {
errors[name] = StatusCodeError;
});
});
function prettyPrint(data) {
const path = []
return (function print(v) {
if (typeof v === 'object') {
if (path.indexOf(v) > -1) return '[circular]'
path.push(v)
try {
return '{ ' + _.map(v, function (subv, name) {
return name + '=' + print(subv)
}).join(' & ') + ' }'
} finally {
path.pop()
}
} else {
return JSON.stringify(v)
}
}(data))
}
|