feat($event): support binding parameters on event handler within weex…

… recycle-list

src/core/vdom/helpers/update-listeners.js

@@ -1,13 +1,15 @@
 /* @flow */
 
 import { warn } from 'core/util/index'
-import { cached, isUndef } from 'shared/util'
+import { cached, isUndef, isPlainObject } from 'shared/util'
 
 const normalizeEvent = cached((name: string): {
   name: string,
   once: boolean,
   capture: boolean,
-  passive: boolean
+  passive: boolean,
+  handler?: Function,
+  params?: Array<any>
 } => {
   const passive = name.charAt(0) === '&'
   name = passive ? name.slice(1) : name
@@ -47,11 +49,15 @@ export function updateListeners (
   remove: Function,
   vm: Component
 ) {
-  let name, cur, old, event
+  let name, def, cur, old, event
   for (name in on) {
-    cur = on[name]
+    def = cur = on[name]
     old = oldOn[name]
     event = normalizeEvent(name)
+    if (isPlainObject(def)) {
+      cur = def.handler
+      event.params = def.params
+    }
     if (isUndef(cur)) {
       process.env.NODE_ENV !== 'production' && warn(
         `Invalid handler for event "${event.name}": got ` + String(cur),
@@ -61,7 +67,7 @@ export function updateListeners (
       if (isUndef(cur.fns)) {
         cur = on[name] = createFnInvoker(cur)
       }
-      add(event.name, cur, event.once, event.capture, event.passive)
+      add(event.name, cur, event.once, event.capture, event.passive, event.params)
     } else if (cur !== old) {
       old.fns = cur
       on[name] = old

src/platforms/weex/entry-framework.js

@@ -122,10 +122,10 @@ const jsHandlers = {
   }
 }
 
-function fireEvent (instance, nodeId, type, e, domChanges) {
+function fireEvent (instance, nodeId, type, e, domChanges, params) {
   const el = instance.document.getRef(nodeId)
   if (el) {
-    return instance.document.fireEvent(el, type, e, domChanges)
+    return instance.document.fireEvent(el, type, e, domChanges, params)
   }
   return new Error(`invalid element reference "${nodeId}"`)
 }

src/platforms/weex/runtime/modules/events.js

@@ -8,7 +8,9 @@ function add (
   event: string,
   handler: Function,
   once: boolean,
-  capture: boolean
+  capture: boolean,
+  passive?: boolean,
+  params?: Array<any>
 ) {
   if (capture) {
     console.log('Weex do not support event in bubble phase.')
@@ -26,7 +28,7 @@ function add (
       }
     }
   }
-  target.addEvent(event, handler)
+  target.addEvent(event, handler, params)
 }
 
 function remove (