| var STATUS_CODES = { '100': 'Continue', |
| '101': 'Switching Protocols', |
| '102': 'Processing', |
| '200': 'OK', |
| '201': 'Created', |
| '202': 'Accepted', |
| '203': 'Non-Authoritative Information', |
| '204': 'No Content', |
| '205': 'Reset Content', |
| '206': 'Partial Content', |
| '207': 'Multi-Status', |
| '300': 'Multiple Choices', |
| '301': 'Moved Permanently', |
| '302': 'Moved Temporarily', |
| '303': 'See Other', |
| '304': 'Not Modified', |
| '305': 'Use Proxy', |
| '307': 'Temporary Redirect', |
| '400': 'Bad Request', |
| '401': 'Unauthorized', |
| '402': 'Payment Required', |
| '403': 'Forbidden', |
| '404': 'Not Found', |
| '405': 'Method Not Allowed', |
| '406': 'Not Acceptable', |
| '407': 'Proxy Authentication Required', |
| '408': 'Request Time-out', |
| '409': 'Conflict', |
| '410': 'Gone', |
| '411': 'Length Required', |
| '412': 'Precondition Failed', |
| '413': 'Request Entity Too Large', |
| '414': 'Request-URI Too Large', |
| '415': 'Unsupported Media Type', |
| '416': 'Requested Range Not Satisfiable', |
| '417': 'Expectation Failed', |
| '418': 'I\'m a teapot', |
| '422': 'Unprocessable Entity', |
| '423': 'Locked', |
| '424': 'Failed Dependency', |
| '425': 'Unordered Collection', |
| '426': 'Upgrade Required', |
| '500': 'Internal Server Error', |
| '501': 'Not Implemented', |
| '502': 'Bad Gateway', |
| '503': 'Service Unavailable', |
| '504': 'Gateway Time-out', |
| '505': 'HTTP Version not supported', |
| '506': 'Variant Also Negotiates', |
| '507': 'Insufficient Storage', |
| '509': 'Bandwidth Limit Exceeded', |
| '510': 'Not Extended' }; |
| /* |
| * generic error |
| * |
| * e.g. missing rev information: |
| * |
| * { "stack": "Error: Document update conflict. at gen_err(error.js:14:43)", |
| * "message": "Document update conflict.", |
| * "error": "conflict", |
| * "http_code": 409, |
| * "namespace": "couch", |
| * "request": { |
| * "method": "PUT", |
| * "headers": { |
| * "content-type": "application/json", |
| * "accept": "application/json", |
| * "authorization": "BasicYWRtaW46YWRtaW4=", |
| * "content-length": 13 |
| * }, |
| * "body": {"foo": "baz"}, |
| * "uri": "http://admin:admin@localhost: 5984/doc_up1/foo", |
| * "callback": [Function] |
| * } |
| * } |
| * |
| * extension on error to support more complex logic. |
| * |
| * @param {error:error|string} the error or a reason for the error |
| * @param {code:string} the recognizable error code |
| * @param {http_code:integer:optional} the http code from couchdb |
| * @param {request:object} the request that was made to couch |
| * @param {type:string} a namespace for the error, e.g. couch |
| * |
| * @return an augmented error that helps you know more than the stack trace |
| */ |
| function gen_err(error,code,request,http_code,type) { |
| if(!type) { type = http_code; http_code = null; } |
| if(!error) { error = new Error(STATUS_CODES[http_code] || "Unknown Error"); } |
| if(typeof http_code !== "number") { http_code = 500; } |
| if(typeof error === 'string') { error = new Error(error); } |
| |
| error.error = code; |
| error.http_code = http_code; |
| error.namespace = type; |
| error.request = request; |
| return error; |
| } |
| |
| exports.request_err = function (e,c,r,h) { return gen_err(e,c,r,h,"request");}; |
| exports.couch_err = function (e,c,r,h) { return gen_err(e,c,r,h,"couch"); }; |
