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Alias Object.create() and Object.defineProperty() for perf.

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This commit is contained in:
Julien Fontanet 2015-05-06 18:14:43 +02:00
parent 0512fac3aa
commit 031af000e6
1 changed files with 8 additions and 3 deletions
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11
packages/xen-api/src/index.js
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@ -94,6 +94,11 @@ function parseUrl (url) {
// -------------------------------------------------------------------
const {
create: createObject,
defineProperty
} = Object
const noop = () => {}
// -------------------------------------------------------------------
@ -122,7 +127,7 @@ export class Xapi extends EventEmitter {
this._init()
this._pool = null
this._objectsByRefs = Object.create(null)
this._objectsByRefs = createObject(null)
this._objectsByRefs['OpaqueRef:NULL'] = null
this._objects = new Collection()
this._objects.getId = (object) => object.$id
@ -360,7 +365,7 @@ export class Xapi extends EventEmitter {
forEach(object, function resolveIfLink (value, key, object) {
if (typeof value === 'string' && OPAQUE_REF_RE.test(value)) {
Object.defineProperty(object, key, {
defineProperty(object, key, {
enumerable: true,
get: () => objectsByRefs[value]
})
@ -373,7 +378,7 @@ export class Xapi extends EventEmitter {
object.$ref = ref
object.$type = type
Object.defineProperty(object, '$pool', {
defineProperty(object, '$pool', {
enumerable: true,
get: () => this._pool
})