feat(parser): update to latest Redis parser & errors (#1470)

* Update redis errors and redis parser
* Fix lint errors
* Add node 12 to travis ci
* Add appveyor node 12
* Fix some of existing errors

This drops support for hiredis.

.travis.yml

@@ -14,6 +14,7 @@ node_js:
   - "4"
   - "6"
   - "8"
+  - "12"
 after_success: npm run coveralls
 before_script:
   # Add an IPv6 config - see the corresponding Travis issue

appveyor.yml

@@ -8,6 +8,7 @@ environment:
     - nodejs_version: "4"
     - nodejs_version: "6"
     - nodejs_version: "8"
+    - nodejs_version: "12"
 
 pull_requests:
   do_not_increment_build_number: true

index.js

@@ -9,6 +9,7 @@ var Queue = require('denque');
 var errorClasses = require('./lib/customErrors');
 var EventEmitter = require('events');
 var Parser = require('redis-parser');
+var RedisErrors = require('redis-errors');
 var commands = require('redis-commands');
 var debug = require('./lib/debug');
 var unifyOptions = require('./lib/createClient');
@@ -1090,9 +1091,9 @@ exports.RedisClient = RedisClient;
 exports.print = utils.print;
 exports.Multi = require('./lib/multi');
 exports.AbortError = errorClasses.AbortError;
-exports.RedisError = Parser.RedisError;
-exports.ParserError = Parser.ParserError;
-exports.ReplyError = Parser.ReplyError;
+exports.RedisError = RedisErrors.RedisError;
+exports.ParserError = RedisErrors.ParserError;
+exports.ReplyError = RedisErrors.ReplyError;
 exports.AggregateError = errorClasses.AggregateError;
 
 // Add all redis commands / node_redis api to the client

lib/customErrors.js

@@ -2,14 +2,13 @@
 
 var util = require('util');
 var assert = require('assert');
-var RedisError = require('redis-parser').RedisError;
+var RedisError = require('redis-errors').RedisError;
 var ADD_STACKTRACE = false;
 
 function AbortError (obj, stack) {
     assert(obj, 'The options argument is required');
     assert.strictEqual(typeof obj, 'object', 'The options argument has to be of type object');
 
-    RedisError.call(this, obj.message, ADD_STACKTRACE);
     Object.defineProperty(this, 'message', {
         value: obj.message || '',
         configurable: true,

package.json

@@ -27,7 +27,8 @@
   "dependencies": {
     "denque": "^1.2.3",
     "redis-commands": "^1.4.0",
-    "redis-parser": "^2.6.0"
+    "redis-errors": "^1.2.0",
+    "redis-parser": "^3.0.0"
   },
   "engines": {
     "node": ">=0.10.0"

test/node_redis.spec.js

@@ -359,7 +359,7 @@ describe('The node_redis client', function () {
 
                     it('send_command with callback as args', function (done) {
                         client.send_command('abcdef', function (err, res) {
-                            assert.strictEqual(err.message, "ERR unknown command 'abcdef'");
+                            assert.strictEqual(err.message, 'ERR unknown command `abcdef`, with args beginning with: ');
                             done();
                         });
                     });

test/rename.spec.js

@@ -50,7 +50,7 @@ describe('rename commands', function () {
                 });
 
                 client.get('key', function (err, reply) {
-                    assert.strictEqual(err.message, "ERR unknown command 'get'");
+                    assert.strictEqual(err.message, 'ERR unknown command `get`, with args beginning with: `key`, ');
                     assert.strictEqual(err.command, 'GET');
                     assert.strictEqual(reply, undefined);
                 });
@@ -108,7 +108,7 @@ describe('rename commands', function () {
                 multi.exec(function (err, res) {
                     assert(err);
                     assert.strictEqual(err.message, 'EXECABORT Transaction discarded because of previous errors.');
-                    assert.strictEqual(err.errors[0].message, "ERR unknown command 'get'");
+                    assert.strictEqual(err.errors[0].message, 'ERR unknown command `get`, with args beginning with: `key`, ');
                     assert.strictEqual(err.errors[0].command, 'GET');
                     assert.strictEqual(err.code, 'EXECABORT');
                     assert.strictEqual(err.errors[0].code, 'ERR');