chore: remove dead code

lib/customErrors.js

@@ -1,33 +0,0 @@
-'use strict'
-
-const assert = require('assert')
-const RedisError = require('redis-errors').RedisError
-
-class AbortError extends RedisError {
-  constructor (obj, stack) {
-    assert(obj, 'The options argument is required')
-    assert.strictEqual(typeof obj, 'object', 'The options argument has to be of type object')
-    super(obj.message)
-    Object.defineProperty(this, 'message', {
-      value: obj.message || '',
-      configurable: true,
-      writable: true
-    })
-    if (stack || stack === undefined) {
-      Error.captureStackTrace(this, AbortError)
-    }
-    for (var keys = Object.keys(obj), key = keys.pop(); key; key = keys.pop()) {
-      this[key] = obj[key]
-    }
-  }
-}
-
-Object.defineProperty(AbortError.prototype, 'name', {
-  value: 'AbortError',
-  configurable: true,
-  writable: true
-})
-
-module.exports = {
-  AbortError
-}

test/custom_errors.spec.js

@@ -1,46 +0,0 @@
-'use strict'
-
-const assert = require('assert')
-const errors = require('../lib/customErrors')
-
-describe('errors', () => {
-  describe('AbortError', () => {
-    it('should inherit from Error', () => {
-      const e = new errors.AbortError({})
-      assert.strictEqual(e.message, '')
-      assert.strictEqual(e.name, 'AbortError')
-      assert.strictEqual(Object.keys(e).length, 0)
-      assert(e instanceof Error)
-      assert(e instanceof errors.AbortError)
-    })
-
-    it('should list options properties but not name and message', () => {
-      const e = new errors.AbortError({
-        name: 'weird',
-        message: 'hello world',
-        property: true
-      })
-      assert.strictEqual(e.message, 'hello world')
-      assert.strictEqual(e.name, 'weird')
-      assert.strictEqual(e.property, true)
-      assert.strictEqual(Object.keys(e).length, 2)
-      assert(e instanceof Error)
-      assert(e instanceof errors.AbortError)
-      assert(delete e.name)
-      assert.strictEqual(e.name, 'AbortError')
-    })
-
-    it('should change name and message', () => {
-      const e = new errors.AbortError({
-        message: 'hello world',
-        property: true
-      })
-      assert.strictEqual(e.name, 'AbortError')
-      assert.strictEqual(e.message, 'hello world')
-      e.name = 'foo'
-      e.message = 'foobar'
-      assert.strictEqual(e.name, 'foo')
-      assert.strictEqual(e.message, 'foobar')
-    })
-  })
-})