diff --git a/examples/circle.html b/examples/circle.html
deleted file mode 100644
index be9213e..0000000
--- a/examples/circle.html
+++ /dev/null
@@ -1,72 +0,0 @@
-<!DOCTYPE html>
-<html>
-<meta charset="UTF-8">
-<meta name="viewport" content="width=device-width, initial-scale=1">
-<title>Geometry - Rectangle, Circle, Ellipse and Sector</title>
-<style type="text/css">
-  html,body{margin:0px;height:100%;width:100%}
-  .container{width:100%;height:100%}
-</style>
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/maptalks@0.36.2/dist/maptalks.css">
-<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/maptalks@0.36.2/dist/maptalks.min.js"></script>
-<body>
-
-<div id="map" class="container"></div>
-
-<script>
-  var map = new maptalks.Map('map', {
-    center: [-0.113049,51.498568],
-    zoom: 14,
-    attribution: {
-      content: '&copy; <a href="http://osm.org">OpenStreetMap</a> contributors, &copy; <a href="https://carto.com/">CARTO</a>'
-    },
-    baseLayer: new maptalks.TileLayer('base', {
-      urlTemplate: 'http://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png',
-      subdomains: ['a','b','c','d']
-    })
-  });
-
-  var center = map.getCenter();
-
-  var rectangle = new maptalks.Rectangle(center.add(-0.018,0.012), 800, 700, {
-    symbol: {
-      lineColor: '#34495e',
-      lineWidth: 2,
-      polygonFill: '#34495e',
-      polygonOpacity: 0.4
-    }
-  });
-  console.log(center.add(-0.013,-0.001))
-  var circle = new maptalks.Circle(center.add(0.002,0.008), 500,{
-    symbol: {
-      lineColor: '#34495e',
-      lineWidth: 2,
-      polygonFill: '#1bbc9b',
-      polygonOpacity: 0.4
-    }
-  });
-  var sector = new maptalks.Sector(center.add(-0.013,-0.001), 900, 240, 300, {
-    symbol: {
-      lineColor: '#34495e',
-      lineWidth: 2,
-      polygonFill: 'rgb(135,196,240)',
-      polygonOpacity: 0.4
-    }
-  });
-
-  var ellipse = new maptalks.Ellipse(center.add(0.003,-0.005), 1000, 600, {
-    symbol: {
-      lineColor: '#34495e',
-      lineWidth: 2,
-      polygonFill: 'rgb(216,115,149)',
-      polygonOpacity: 0.4
-    }
-  });
-
-  new maptalks.VectorLayer('vector')
-    .addGeometry([rectangle, circle, sector, ellipse])
-    .addTo(map);
-
-</script>
-</body>
-</html>
diff --git a/examples/index.html b/examples/index.html
index 847f7db..9be2637 100644
--- a/examples/index.html
+++ b/examples/index.html
@@ -23,15 +23,11 @@
 <script src="../dist/maptalks.plot.js"></script>
 <script type="text/javascript">
   var map = new maptalks.Map('map', {
-    center: [-0.113049, 51.498568],
-    zoom: 14,
+    center: [108.93, 34.27],
+    zoom: 5,
     projection: 'EPSG:4326',
-    attribution: {
-      content: '&copy; <a href="http://osm.org">OpenStreetMap</a> contributors, &copy; <a href="https://carto.com/">CARTO</a>'
-    },
     baseLayer: new maptalks.TileLayer('base', {
-      urlTemplate: 'http://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png',
-      subdomains: ['a', 'b', 'c', 'd']
+      urlTemplate: 'https://webst01.is.autonavi.com/appmaptile?style=6&x={x}&y={y}&z={z}'
     })
   });
 
diff --git a/package.json b/package.json
index 312c234..fb8dc76 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "karma.tdd": "karma start build/karma.tdd.config.js"
   },
   "dependencies": {
-    "maptalks": "^0.36.2"
+    "maptalks": "^0.37.0-alpha.1"
   },
   "devDependencies": {
     "babel-core": "^6.26.0",
diff --git a/src/core/PlotDraw.js b/src/core/PlotDraw.js
index d3c82b2..76ad8b9 100644
--- a/src/core/PlotDraw.js
+++ b/src/core/PlotDraw.js
@@ -7,7 +7,6 @@ import * as maptalks from 'maptalks'
 import {BASE_LAYERNAME} from '../Constants'
 import RegisterModes from '../geometry'
 import {merge} from '../utils/utils'
-import {MathDistance} from '../geometry/helper'
 
 const _options = {
   'symbol': {
@@ -196,10 +195,7 @@ class PlotDraw extends maptalks.MapTool {
         return
       }
       if (!registerMode.freehand && registerMode['limitClickCount'] > 1) {
-        if (MathDistance([
-          coordinate['x'], coordinate['y']], [
-          this._clickCoords[this._clickCoords.length - 1]['x'],
-          this._clickCoords[this._clickCoords.length - 1]['y']]) < 0.0001) {
+        if (this.getMap().computeLength(coordinate, this._clickCoords[this._clickCoords.length - 1]) < 0.01) {
           return
         }
       }
@@ -251,10 +247,7 @@ class PlotDraw extends maptalks.MapTool {
     if (!this._geometry || !map || map.isInteracting()) {
       return
     }
-    if (MathDistance([
-      coordinate['x'], coordinate['y']], [
-      this._clickCoords[this._clickCoords.length - 1]['x'],
-      this._clickCoords[this._clickCoords.length - 1]['y']]) < 0.0001) {
+    if (map.computeLength(coordinate, this._clickCoords[this._clickCoords.length - 1]) < 0.01) {
       return
     }
     const containerPoint = this._getMouseContainerPoint(event)
diff --git a/src/geometry/Arrow/AttackArrow.js b/src/geometry/Arrow/AttackArrow.js
index f4bb46f..1bbf8ba 100644
--- a/src/geometry/Arrow/AttackArrow.js
+++ b/src/geometry/Arrow/AttackArrow.js
@@ -81,7 +81,7 @@ class AttackArrow extends maptalks.Polygon {
    */
   _getArrowHeadPoints (points, tailLeft, tailRight) {
     let len = getBaseLength(points)
-    let headHeight = len * this.headHeightFactor
+    let headHeight = len * 0.18
     let headPnt = points[points.length - 1]
     len = MathDistance(headPnt, points[points.length - 2])
     let tailWidth = MathDistance(tailLeft, tailRight)
diff --git a/src/geometry/Polyline/FreeLine.js b/src/geometry/Polyline/FreeLine.js
index dab6f8e..d6ad6c8 100644
--- a/src/geometry/Polyline/FreeLine.js
+++ b/src/geometry/Polyline/FreeLine.js
@@ -4,7 +4,6 @@
  * @Inherits maptalks.LineString
  */
 import * as maptalks from 'maptalks'
-import Polyline from "./Polyline";
 const Coordinate = maptalks.Coordinate
 const options = {
   'arrowStyle': null,
diff --git a/src/geometry/Polyline/Polyline.js b/src/geometry/Polyline/Polyline.js
index 2bc8475..9fbb402 100644
--- a/src/geometry/Polyline/Polyline.js
+++ b/src/geometry/Polyline/Polyline.js
@@ -5,8 +5,6 @@
  */
 
 import * as maptalks from 'maptalks'
-import Curve from "./Curve";
-import {getCurvePoints} from "../helper";
 const Coordinate = maptalks.Coordinate
 const options = {
   'arrowStyle': null,
diff --git a/src/geometry/helper/index.js b/src/geometry/helper/index.js
index 1aa35b5..b0d499e 100644
--- a/src/geometry/helper/index.js
+++ b/src/geometry/helper/index.js
@@ -193,15 +193,15 @@ export const getThirdPoint = (startPnt, endPnt, angle, distance, clockWise) => {
  * @returns {null}
  */
 export const getArcPoints = (center, radius, startAngle, endAngle) => {
-  let [x, y, pnts, angleDiff] = [null, null, [], (endAngle - startAngle)]
+  let [x, y, points, angleDiff] = [null, null, [], (endAngle - startAngle)]
   angleDiff = ((angleDiff < 0) ? (angleDiff + (Math.PI * 2)) : angleDiff)
-  for (let i = 0; i < 100; i++) {
-    let angle = startAngle + angleDiff * i / 100
+  for (let i = 0; i < 200; i++) {
+    const angle = startAngle + angleDiff * i / 200
     x = center[0] + radius * Math.cos(angle)
     y = center[1] + radius * Math.sin(angle)
-    pnts.push([x, y])
+    points.push([x, y])
   }
-  return pnts
+  return points
 }
 
 /**
diff --git a/yarn.lock b/yarn.lock
index 402073c..555871c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -34,8 +34,8 @@ acorn@^3.0.4, acorn@^3.1.0, acorn@^3.3.0:
   resolved "http://registry.npm.taobao.org/acorn/download/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
 
 acorn@^5.2.1:
-  version "5.2.1"
-  resolved "http://registry.npm.taobao.org/acorn/download/acorn-5.2.1.tgz#317ac7821826c22c702d66189ab8359675f135d7"
+  version "5.3.0"
+  resolved "http://registry.npm.taobao.org/acorn/download/acorn-5.3.0.tgz#7446d39459c54fb49a80e6ee6478149b940ec822"
 
 after@0.8.2:
   version "0.8.2"
@@ -102,6 +102,13 @@ anymatch@^1.3.0:
     micromatch "^2.1.5"
     normalize-path "^2.0.0"
 
+anymatch@^2.0.0:
+  version "2.0.0"
+  resolved "http://registry.npm.taobao.org/anymatch/download/anymatch-2.0.0.tgz#bcb24b4f37934d9aa7ac17b4adaf89e7c76ef2eb"
+  dependencies:
+    micromatch "^3.1.4"
+    normalize-path "^2.1.1"
+
 aproba@^1.0.3:
   version "1.2.0"
   resolved "http://registry.npm.taobao.org/aproba/download/aproba-1.2.0.tgz#6802e6264efd18c790a1b0d517f0f2627bf2c94a"
@@ -129,10 +136,18 @@ arr-diff@^2.0.0:
   dependencies:
     arr-flatten "^1.0.1"
 
-arr-flatten@^1.0.1:
+arr-diff@^4.0.0:
+  version "4.0.0"
+  resolved "http://registry.npm.taobao.org/arr-diff/download/arr-diff-4.0.0.tgz#d6461074febfec71e7e15235761a329a5dc7c520"
+
+arr-flatten@^1.0.1, arr-flatten@^1.1.0:
   version "1.1.0"
   resolved "http://registry.npm.taobao.org/arr-flatten/download/arr-flatten-1.1.0.tgz#36048bbff4e7b47e136644316c99669ea5ae91f1"
 
+arr-union@^3.1.0:
+  version "3.1.0"
+  resolved "http://registry.npm.taobao.org/arr-union/download/arr-union-3.1.0.tgz#e39b09aea9def866a8f206e288af63919bae39c4"
+
 array-find-index@^1.0.1:
   version "1.0.2"
   resolved "http://registry.npm.taobao.org/array-find-index/download/array-find-index-1.0.2.tgz#df010aa1287e164bbda6f9723b0a96a1ec4187a1"
@@ -155,6 +170,10 @@ array-unique@^0.2.1:
   version "0.2.1"
   resolved "http://registry.npm.taobao.org/array-unique/download/array-unique-0.2.1.tgz#a1d97ccafcbc2625cc70fadceb36a50c58b01a53"
 
+array-unique@^0.3.2:
+  version "0.3.2"
+  resolved "http://registry.npm.taobao.org/array-unique/download/array-unique-0.3.2.tgz#a894b75d4bc4f6cd679ef3244a9fd8f46ae2d428"
+
 arraybuffer.slice@0.0.6:
   version "0.0.6"
   resolved "http://registry.npm.taobao.org/arraybuffer.slice/download/arraybuffer.slice-0.0.6.tgz#f33b2159f0532a3f3107a272c0ccfbd1ad2979ca"
@@ -175,6 +194,10 @@ assert-plus@^0.2.0:
   version "0.2.0"
   resolved "http://registry.npm.taobao.org/assert-plus/download/assert-plus-0.2.0.tgz#d74e1b87e7affc0db8aadb7021f3fe48101ab234"
 
+assign-symbols@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/assign-symbols/download/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
+
 async-each@^1.0.0:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/async-each/download/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
@@ -191,6 +214,10 @@ asynckit@^0.4.0:
   version "0.4.0"
   resolved "http://registry.npm.taobao.org/asynckit/download/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
 
+atob@^2.0.0:
+  version "2.0.3"
+  resolved "http://registry.npm.taobao.org/atob/download/atob-2.0.3.tgz#19c7a760473774468f20b2d2d03372ad7d4cbf5d"
+
 aws-sign2@~0.6.0:
   version "0.6.0"
   resolved "http://registry.npm.taobao.org/aws-sign2/download/aws-sign2-0.6.0.tgz#14342dd38dbcc94d0e5b87d763cd63612c0e794f"
@@ -799,6 +826,18 @@ base64id@1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/base64id/download/base64id-1.0.0.tgz#47688cb99bb6804f0e06d3e763b1c32e57d8e6b6"
 
+base@^0.11.1:
+  version "0.11.2"
+  resolved "http://registry.npm.taobao.org/base/download/base-0.11.2.tgz#7bde5ced145b6d551a90db87f83c558b4eb48a8f"
+  dependencies:
+    cache-base "^1.0.1"
+    class-utils "^0.3.5"
+    component-emitter "^1.2.1"
+    define-property "^1.0.0"
+    isobject "^3.0.1"
+    mixin-deep "^1.2.0"
+    pascalcase "^0.1.1"
+
 bcrypt-pbkdf@^1.0.0:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/bcrypt-pbkdf/download/bcrypt-pbkdf-1.0.1.tgz#63bc5dcb61331b92bc05fd528953c33462a06f8d"
@@ -887,6 +926,22 @@ braces@^1.8.2:
     preserve "^0.2.0"
     repeat-element "^1.1.2"
 
+braces@^2.3.0:
+  version "2.3.0"
+  resolved "http://registry.npm.taobao.org/braces/download/braces-2.3.0.tgz#a46941cb5fb492156b3d6a656e06c35364e3e66e"
+  dependencies:
+    arr-flatten "^1.1.0"
+    array-unique "^0.3.2"
+    define-property "^1.0.0"
+    extend-shallow "^2.0.1"
+    fill-range "^4.0.0"
+    isobject "^3.0.1"
+    repeat-element "^1.1.2"
+    snapdragon "^0.8.1"
+    snapdragon-node "^2.0.1"
+    split-string "^3.0.2"
+    to-regex "^3.0.1"
+
 browser-resolve@^1.11.0:
   version "1.11.2"
   resolved "http://registry.npm.taobao.org/browser-resolve/download/browser-resolve-1.11.2.tgz#8ff09b0a2c421718a1051c260b32e48f442938ce"
@@ -933,6 +988,20 @@ bytes@3.0.0:
   version "3.0.0"
   resolved "http://registry.npm.taobao.org/bytes/download/bytes-3.0.0.tgz#d32815404d689699f85a4ea4fa8755dd13a96048"
 
+cache-base@^1.0.1:
+  version "1.0.1"
+  resolved "http://registry.npm.taobao.org/cache-base/download/cache-base-1.0.1.tgz#0a7f46416831c8b662ee36fe4e7c59d76f666ab2"
+  dependencies:
+    collection-visit "^1.0.0"
+    component-emitter "^1.2.1"
+    get-value "^2.0.6"
+    has-value "^1.0.0"
+    isobject "^3.0.1"
+    set-value "^2.0.0"
+    to-object-path "^0.3.0"
+    union-value "^1.0.0"
+    unset-value "^1.0.0"
+
 caller-path@^0.1.0:
   version "0.1.0"
   resolved "http://registry.npm.taobao.org/caller-path/download/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
@@ -1010,10 +1079,37 @@ chokidar@^1.4.1, chokidar@^1.7.0:
   optionalDependencies:
     fsevents "^1.0.0"
 
+chokidar@^2.0.0:
+  version "2.0.0"
+  resolved "http://registry.npm.taobao.org/chokidar/download/chokidar-2.0.0.tgz#6686313c541d3274b2a5c01233342037948c911b"
+  dependencies:
+    anymatch "^2.0.0"
+    async-each "^1.0.0"
+    braces "^2.3.0"
+    glob-parent "^3.1.0"
+    inherits "^2.0.1"
+    is-binary-path "^1.0.0"
+    is-glob "^4.0.0"
+    normalize-path "^2.1.1"
+    path-is-absolute "^1.0.0"
+    readdirp "^2.0.0"
+  optionalDependencies:
+    fsevents "^1.0.0"
+
 circular-json@^0.3.1:
   version "0.3.3"
   resolved "http://registry.npm.taobao.org/circular-json/download/circular-json-0.3.3.tgz#815c99ea84f6809529d2f45791bdf82711352d66"
 
+class-utils@^0.3.5:
+  version "0.3.5"
+  resolved "http://registry.npm.taobao.org/class-utils/download/class-utils-0.3.5.tgz#17e793103750f9627b2176ea34cfd1b565903c80"
+  dependencies:
+    arr-union "^3.1.0"
+    define-property "^0.2.5"
+    isobject "^3.0.0"
+    lazy-cache "^2.0.2"
+    static-extend "^0.1.1"
+
 cli-cursor@^2.1.0:
   version "2.1.0"
   resolved "http://registry.npm.taobao.org/cli-cursor/download/cli-cursor-2.1.0.tgz#b35dac376479facc3e94747d41d0d0f5238ffcb5"
@@ -1052,6 +1148,13 @@ codecov@^3.0.0:
     request "2.81.0"
     urlgrey "0.4.4"
 
+collection-visit@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/collection-visit/download/collection-visit-1.0.0.tgz#4bc0373c164bc3291b4d368c829cf1a80a59dca0"
+  dependencies:
+    map-visit "^1.0.0"
+    object-visit "^1.0.0"
+
 color-convert@^1.9.0:
   version "1.9.1"
   resolved "http://registry.npm.taobao.org/color-convert/download/color-convert-1.9.1.tgz#c1261107aeb2f294ebffec9ed9ecad529a6097ed"
@@ -1104,7 +1207,7 @@ component-emitter@1.1.2:
   version "1.1.2"
   resolved "http://registry.npm.taobao.org/component-emitter/download/component-emitter-1.1.2.tgz#296594f2753daa63996d2af08d15a95116c9aec3"
 
-component-emitter@1.2.1:
+component-emitter@1.2.1, component-emitter@^1.2.1:
   version "1.2.1"
   resolved "http://registry.npm.taobao.org/component-emitter/download/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
 
@@ -1153,6 +1256,10 @@ cookie@0.3.1:
   version "0.3.1"
   resolved "http://registry.npm.taobao.org/cookie/download/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
 
+copy-descriptor@^0.1.0:
+  version "0.1.1"
+  resolved "http://registry.npm.taobao.org/copy-descriptor/download/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
+
 core-js@^2.2.0, core-js@^2.4.0, core-js@^2.5.0:
   version "2.5.3"
   resolved "http://registry.npm.taobao.org/core-js/download/core-js-2.5.3.tgz#8acc38345824f16d8365b7c9b4259168e8ed603e"
@@ -1230,7 +1337,7 @@ debug@2.6.8:
   dependencies:
     ms "2.0.0"
 
-debug@2.6.9, debug@^2.2.0, debug@^2.6.8:
+debug@2.6.9, debug@^2.2.0, debug@^2.3.3, debug@^2.6.8, debug@^2.6.9:
   version "2.6.9"
   resolved "http://registry.npm.taobao.org/debug/download/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
   dependencies:
@@ -1246,6 +1353,10 @@ decamelize@^1.0.0, decamelize@^1.1.2:
   version "1.2.0"
   resolved "http://registry.npm.taobao.org/decamelize/download/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
+decode-uri-component@^0.2.0:
+  version "0.2.0"
+  resolved "http://registry.npm.taobao.org/decode-uri-component/download/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
+
 deep-extend@~0.4.0:
   version "0.4.2"
   resolved "http://registry.npm.taobao.org/deep-extend/download/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
@@ -1254,6 +1365,18 @@ deep-is@~0.1.3:
   version "0.1.3"
   resolved "http://registry.npm.taobao.org/deep-is/download/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
 
+define-property@^0.2.5:
+  version "0.2.5"
+  resolved "http://registry.npm.taobao.org/define-property/download/define-property-0.2.5.tgz#c35b1ef918ec3c990f9a5bc57be04aacec5c8116"
+  dependencies:
+    is-descriptor "^0.1.0"
+
+define-property@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/define-property/download/define-property-1.0.0.tgz#769ebaaf3f4a63aad3af9e8d304c9bbe79bfb0e6"
+  dependencies:
+    is-descriptor "^1.0.0"
+
 del@^2.0.2:
   version "2.2.2"
   resolved "http://registry.npm.taobao.org/del/download/del-2.2.2.tgz#c12c981d067846c84bcaf862cff930d907ffd1a8"
@@ -1308,8 +1431,8 @@ doctrine@1.5.0:
     isarray "^1.0.0"
 
 doctrine@^2.0.2:
-  version "2.0.2"
-  resolved "http://registry.npm.taobao.org/doctrine/download/doctrine-2.0.2.tgz#68f96ce8efc56cc42651f1faadb4f175273b0075"
+  version "2.1.0"
+  resolved "http://registry.npm.taobao.org/doctrine/download/doctrine-2.1.0.tgz#5cd01fc101621b42c4cd7f5d1a66243716d3f39d"
   dependencies:
     esutils "^2.0.2"
 
@@ -1427,11 +1550,11 @@ eslint-friendly-formatter@^3.0.0:
     text-table "^0.2.0"
 
 eslint-import-resolver-node@^0.3.1:
-  version "0.3.1"
-  resolved "http://registry.npm.taobao.org/eslint-import-resolver-node/download/eslint-import-resolver-node-0.3.1.tgz#4422574cde66a9a7b099938ee4d508a199e0e3cc"
+  version "0.3.2"
+  resolved "http://registry.npm.taobao.org/eslint-import-resolver-node/download/eslint-import-resolver-node-0.3.2.tgz#58f15fb839b8d0576ca980413476aab2472db66a"
   dependencies:
-    debug "^2.6.8"
-    resolve "^1.2.0"
+    debug "^2.6.9"
+    resolve "^1.5.0"
 
 eslint-module-utils@^2.1.1:
   version "2.1.1"
@@ -1484,8 +1607,8 @@ eslint-visitor-keys@^1.0.0:
   resolved "http://registry.npm.taobao.org/eslint-visitor-keys/download/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
 
 eslint@^4.1.1, eslint@^4.6.1:
-  version "4.14.0"
-  resolved "http://registry.npm.taobao.org/eslint/download/eslint-4.14.0.tgz#96609768d1dd23304faba2d94b7fefe5a5447a82"
+  version "4.15.0"
+  resolved "http://registry.npm.taobao.org/eslint/download/eslint-4.15.0.tgz#89ab38c12713eec3d13afac14e4a89e75ef08145"
   dependencies:
     ajv "^5.3.0"
     babel-code-frame "^6.22.0"
@@ -1595,6 +1718,18 @@ expand-brackets@^0.1.4:
   dependencies:
     is-posix-bracket "^0.1.0"
 
+expand-brackets@^2.1.4:
+  version "2.1.4"
+  resolved "http://registry.npm.taobao.org/expand-brackets/download/expand-brackets-2.1.4.tgz#b77735e315ce30f6b6eff0f83b04151a22449622"
+  dependencies:
+    debug "^2.3.3"
+    define-property "^0.2.5"
+    extend-shallow "^2.0.1"
+    posix-character-classes "^0.1.0"
+    regex-not "^1.0.0"
+    snapdragon "^0.8.1"
+    to-regex "^3.0.1"
+
 expand-range@^0.1.0:
   version "0.1.1"
   resolved "http://registry.npm.taobao.org/expand-range/download/expand-range-0.1.1.tgz#4cb8eda0993ca56fa4f41fc42f3cbb4ccadff044"
@@ -1612,6 +1747,19 @@ expect.js@^0.3.1:
   version "0.3.1"
   resolved "http://registry.npm.taobao.org/expect.js/download/expect.js-0.3.1.tgz#b0a59a0d2eff5437544ebf0ceaa6015841d09b5b"
 
+extend-shallow@^2.0.1:
+  version "2.0.1"
+  resolved "http://registry.npm.taobao.org/extend-shallow/download/extend-shallow-2.0.1.tgz#51af7d614ad9a9f610ea1bafbb989d6b1c56890f"
+  dependencies:
+    is-extendable "^0.1.0"
+
+extend-shallow@^3.0.0:
+  version "3.0.2"
+  resolved "http://registry.npm.taobao.org/extend-shallow/download/extend-shallow-3.0.2.tgz#26a71aaf073b39fb2127172746131c2704028db8"
+  dependencies:
+    assign-symbols "^1.0.0"
+    is-extendable "^1.0.1"
+
 extend@^3.0.0, extend@~3.0.0, extend@~3.0.1:
   version "3.0.1"
   resolved "http://registry.npm.taobao.org/extend/download/extend-3.0.1.tgz#a755ea7bc1adfcc5a31ce7e762dbaadc5e636444"
@@ -1630,6 +1778,19 @@ extglob@^0.3.1:
   dependencies:
     is-extglob "^1.0.0"
 
+extglob@^2.0.2:
+  version "2.0.3"
+  resolved "http://registry.npm.taobao.org/extglob/download/extglob-2.0.3.tgz#55e019d0c95bf873949c737b7e5172dba84ebb29"
+  dependencies:
+    array-unique "^0.3.2"
+    define-property "^1.0.0"
+    expand-brackets "^2.1.4"
+    extend-shallow "^2.0.1"
+    fragment-cache "^0.2.1"
+    regex-not "^1.0.0"
+    snapdragon "^0.8.1"
+    to-regex "^3.0.1"
+
 extract-zip@^1.6.5:
   version "1.6.6"
   resolved "http://registry.npm.taobao.org/extract-zip/download/extract-zip-1.6.6.tgz#1290ede8d20d0872b429fd3f351ca128ec5ef85c"
@@ -1696,6 +1857,15 @@ fill-range@^2.1.0:
     repeat-element "^1.1.2"
     repeat-string "^1.5.2"
 
+fill-range@^4.0.0:
+  version "4.0.0"
+  resolved "http://registry.npm.taobao.org/fill-range/download/fill-range-4.0.0.tgz#d544811d428f98eb06a63dc402d2403c328c38f7"
+  dependencies:
+    extend-shallow "^2.0.1"
+    is-number "^3.0.0"
+    repeat-string "^1.6.1"
+    to-regex-range "^2.1.0"
+
 finalhandler@1.0.6:
   version "1.0.6"
   resolved "http://registry.npm.taobao.org/finalhandler/download/finalhandler-1.0.6.tgz#007aea33d1a4d3e42017f624848ad58d212f814f"
@@ -1738,7 +1908,7 @@ flat-cache@^1.2.1:
     graceful-fs "^4.1.2"
     write "^0.2.1"
 
-for-in@^1.0.1:
+for-in@^1.0.1, for-in@^1.0.2:
   version "1.0.2"
   resolved "http://registry.npm.taobao.org/for-in/download/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
 
@@ -1774,6 +1944,12 @@ formatio@1.2.0, formatio@^1.2.0:
   dependencies:
     samsam "1.x"
 
+fragment-cache@^0.2.1:
+  version "0.2.1"
+  resolved "http://registry.npm.taobao.org/fragment-cache/download/fragment-cache-0.2.1.tgz#4290fad27f13e89be7f33799c6bc5a0abfff0d19"
+  dependencies:
+    map-cache "^0.2.2"
+
 fs-access@^1.0.0:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/fs-access/download/fs-access-1.0.1.tgz#d6a87f262271cefebec30c553407fb995da8777a"
@@ -1841,6 +2017,10 @@ get-stdin@^4.0.1:
   version "4.0.1"
   resolved "http://registry.npm.taobao.org/get-stdin/download/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
 
+get-value@^2.0.3, get-value@^2.0.6:
+  version "2.0.6"
+  resolved "http://registry.npm.taobao.org/get-value/download/get-value-2.0.6.tgz#dc15ca1c672387ca76bd37ac0a395ba2042a2c28"
+
 getpass@^0.1.1:
   version "0.1.7"
   resolved "http://registry.npm.taobao.org/getpass/download/getpass-0.1.7.tgz#5eff8e3e684d569ae4cb2b1282604e8ba62149fa"
@@ -1860,6 +2040,13 @@ glob-parent@^2.0.0:
   dependencies:
     is-glob "^2.0.0"
 
+glob-parent@^3.1.0:
+  version "3.1.0"
+  resolved "http://registry.npm.taobao.org/glob-parent/download/glob-parent-3.1.0.tgz#9e6af6299d8d3bd2bd40430832bd113df906c5ae"
+  dependencies:
+    is-glob "^3.1.0"
+    path-dirname "^1.0.0"
+
 glob@7.1.1:
   version "7.1.1"
   resolved "http://registry.npm.taobao.org/glob/download/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
@@ -1987,6 +2174,33 @@ has-unicode@^2.0.0:
   version "2.0.1"
   resolved "http://registry.npm.taobao.org/has-unicode/download/has-unicode-2.0.1.tgz#e0e6fe6a28cf51138855e086d1691e771de2a8b9"
 
+has-value@^0.3.1:
+  version "0.3.1"
+  resolved "http://registry.npm.taobao.org/has-value/download/has-value-0.3.1.tgz#7b1f58bada62ca827ec0a2078025654845995e1f"
+  dependencies:
+    get-value "^2.0.3"
+    has-values "^0.1.4"
+    isobject "^2.0.0"
+
+has-value@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/has-value/download/has-value-1.0.0.tgz#18b281da585b1c5c51def24c930ed29a0be6b177"
+  dependencies:
+    get-value "^2.0.6"
+    has-values "^1.0.0"
+    isobject "^3.0.0"
+
+has-values@^0.1.4:
+  version "0.1.4"
+  resolved "http://registry.npm.taobao.org/has-values/download/has-values-0.1.4.tgz#6d61de95d91dfca9b9a02089ad384bff8f62b771"
+
+has-values@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/has-values/download/has-values-1.0.0.tgz#95b0b63fec2146619a6fe57fe75628d5a39efe4f"
+  dependencies:
+    is-number "^3.0.0"
+    kind-of "^4.0.0"
+
 has@^1.0.1:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/has/download/has-1.0.1.tgz#8461733f538b0837c9361e39a9ab9e9704dc2f28"
@@ -2135,6 +2349,18 @@ invariant@^2.2.2:
   dependencies:
     loose-envify "^1.0.0"
 
+is-accessor-descriptor@^0.1.6:
+  version "0.1.6"
+  resolved "http://registry.npm.taobao.org/is-accessor-descriptor/download/is-accessor-descriptor-0.1.6.tgz#a9e12cb3ae8d876727eeef3843f8a0897b5c98d6"
+  dependencies:
+    kind-of "^3.0.2"
+
+is-accessor-descriptor@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/is-accessor-descriptor/download/is-accessor-descriptor-1.0.0.tgz#169c2f6d3df1f992618072365c9b0ea1f6878656"
+  dependencies:
+    kind-of "^6.0.0"
+
 is-arrayish@^0.2.1:
   version "0.2.1"
   resolved "http://registry.npm.taobao.org/is-arrayish/download/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
@@ -2155,6 +2381,34 @@ is-builtin-module@^1.0.0:
   dependencies:
     builtin-modules "^1.0.0"
 
+is-data-descriptor@^0.1.4:
+  version "0.1.4"
+  resolved "http://registry.npm.taobao.org/is-data-descriptor/download/is-data-descriptor-0.1.4.tgz#0b5ee648388e2c860282e793f1856fec3f301b56"
+  dependencies:
+    kind-of "^3.0.2"
+
+is-data-descriptor@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/is-data-descriptor/download/is-data-descriptor-1.0.0.tgz#d84876321d0e7add03990406abbbbd36ba9268c7"
+  dependencies:
+    kind-of "^6.0.0"
+
+is-descriptor@^0.1.0:
+  version "0.1.6"
+  resolved "http://registry.npm.taobao.org/is-descriptor/download/is-descriptor-0.1.6.tgz#366d8240dde487ca51823b1ab9f07a10a78251ca"
+  dependencies:
+    is-accessor-descriptor "^0.1.6"
+    is-data-descriptor "^0.1.4"
+    kind-of "^5.0.0"
+
+is-descriptor@^1.0.0:
+  version "1.0.2"
+  resolved "http://registry.npm.taobao.org/is-descriptor/download/is-descriptor-1.0.2.tgz#3b159746a66604b04f8c81524ba365c5f14d86ec"
+  dependencies:
+    is-accessor-descriptor "^1.0.0"
+    is-data-descriptor "^1.0.0"
+    kind-of "^6.0.2"
+
 is-dotfile@^1.0.0:
   version "1.0.3"
   resolved "http://registry.npm.taobao.org/is-dotfile/download/is-dotfile-1.0.3.tgz#a6a2f32ffd2dfb04f5ca25ecd0f6b83cf798a1e1"
@@ -2165,14 +2419,24 @@ is-equal-shallow@^0.1.3:
   dependencies:
     is-primitive "^2.0.0"
 
-is-extendable@^0.1.1:
+is-extendable@^0.1.0, is-extendable@^0.1.1:
   version "0.1.1"
   resolved "http://registry.npm.taobao.org/is-extendable/download/is-extendable-0.1.1.tgz#62b110e289a471418e3ec36a617d472e301dfc89"
 
+is-extendable@^1.0.1:
+  version "1.0.1"
+  resolved "http://registry.npm.taobao.org/is-extendable/download/is-extendable-1.0.1.tgz#a7470f9e426733d81bd81e1155264e3a3507cab4"
+  dependencies:
+    is-plain-object "^2.0.4"
+
 is-extglob@^1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/is-extglob/download/is-extglob-1.0.0.tgz#ac468177c4943405a092fc8f29760c6ffc6206c0"
 
+is-extglob@^2.1.0, is-extglob@^2.1.1:
+  version "2.1.1"
+  resolved "http://registry.npm.taobao.org/is-extglob/download/is-extglob-2.1.1.tgz#a88c02535791f02ed37c76a1b9ea9773c833f8c2"
+
 is-finite@^1.0.0:
   version "1.0.2"
   resolved "http://registry.npm.taobao.org/is-finite/download/is-finite-1.0.2.tgz#cc6677695602be550ef11e8b4aa6305342b6d0aa"
@@ -2195,6 +2459,18 @@ is-glob@^2.0.0, is-glob@^2.0.1:
   dependencies:
     is-extglob "^1.0.0"
 
+is-glob@^3.1.0:
+  version "3.1.0"
+  resolved "http://registry.npm.taobao.org/is-glob/download/is-glob-3.1.0.tgz#7ba5ae24217804ac70707b96922567486cc3e84a"
+  dependencies:
+    is-extglob "^2.1.0"
+
+is-glob@^4.0.0:
+  version "4.0.0"
+  resolved "http://registry.npm.taobao.org/is-glob/download/is-glob-4.0.0.tgz#9521c76845cc2610a85203ddf080a958c2ffabc0"
+  dependencies:
+    is-extglob "^2.1.1"
+
 is-module@^1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/is-module/download/is-module-1.0.0.tgz#3258fb69f78c14d5b815d664336b4cffb6441591"
@@ -2215,6 +2491,12 @@ is-number@^3.0.0:
   dependencies:
     kind-of "^3.0.2"
 
+is-odd@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/is-odd/download/is-odd-1.0.0.tgz#3b8a932eb028b3775c39bb09e91767accdb69088"
+  dependencies:
+    is-number "^3.0.0"
+
 is-path-cwd@^1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/is-path-cwd/download/is-path-cwd-1.0.0.tgz#d225ec23132e89edd38fda767472e62e65f1106d"
@@ -2231,6 +2513,12 @@ is-path-inside@^1.0.0:
   dependencies:
     path-is-inside "^1.0.1"
 
+is-plain-object@^2.0.1, is-plain-object@^2.0.3, is-plain-object@^2.0.4:
+  version "2.0.4"
+  resolved "http://registry.npm.taobao.org/is-plain-object/download/is-plain-object-2.0.4.tgz#2c163b3fafb1b606d9d17928f05c2a1c38e07677"
+  dependencies:
+    isobject "^3.0.1"
+
 is-posix-bracket@^0.1.0:
   version "0.1.1"
   resolved "http://registry.npm.taobao.org/is-posix-bracket/download/is-posix-bracket-0.1.1.tgz#3334dc79774368e92f016e6fbc0a88f5cd6e6bc4"
@@ -2281,6 +2569,10 @@ isobject@^2.0.0:
   dependencies:
     isarray "1.0.0"
 
+isobject@^3.0.0, isobject@^3.0.1:
+  version "3.0.1"
+  resolved "http://registry.npm.taobao.org/isobject/download/isobject-3.0.1.tgz#4e431e92b11a9731636aa1f9c8d1ccbcfdab78df"
+
 isstream@0.1.x, isstream@~0.1.2:
   version "0.1.2"
   resolved "http://registry.npm.taobao.org/isstream/download/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
@@ -2478,10 +2770,10 @@ karma-phantomjs-launcher@^1.0.4:
     phantomjs-prebuilt "^2.1.7"
 
 karma-rollup-preprocessor@^5.0.1:
-  version "5.0.2"
-  resolved "http://registry.npm.taobao.org/karma-rollup-preprocessor/download/karma-rollup-preprocessor-5.0.2.tgz#beab07ec1098b0fde0c97ca729ee5b5824e372c3"
+  version "5.1.1"
+  resolved "http://registry.npm.taobao.org/karma-rollup-preprocessor/download/karma-rollup-preprocessor-5.1.1.tgz#0b15cd061eaf600b1f28332a2bcc9585623a1505"
   dependencies:
-    chokidar "^1.7.0"
+    chokidar "^2.0.0"
     object-assign "^4.1.1"
 
 karma-safari-launcher@^1.0.0:
@@ -2528,7 +2820,7 @@ kew@^0.7.0:
   version "0.7.0"
   resolved "http://registry.npm.taobao.org/kew/download/kew-0.7.0.tgz#79d93d2d33363d6fdd2970b335d9141ad591d79b"
 
-kind-of@^3.0.2:
+kind-of@^3.0.2, kind-of@^3.0.3, kind-of@^3.2.0:
   version "3.2.2"
   resolved "http://registry.npm.taobao.org/kind-of/download/kind-of-3.2.2.tgz#31ea21a734bab9bbb0f32466d893aea51e4a3c64"
   dependencies:
@@ -2540,6 +2832,14 @@ kind-of@^4.0.0:
   dependencies:
     is-buffer "^1.1.5"
 
+kind-of@^5.0.0, kind-of@^5.0.2:
+  version "5.1.0"
+  resolved "http://registry.npm.taobao.org/kind-of/download/kind-of-5.1.0.tgz#729c91e2d857b7a419a1f9aa65685c4c33f5845d"
+
+kind-of@^6.0.0, kind-of@^6.0.2:
+  version "6.0.2"
+  resolved "http://registry.npm.taobao.org/kind-of/download/kind-of-6.0.2.tgz#01146b36a6218e64e58f3a8d66de5d7fc6f6d051"
+
 klaw@^1.0.0:
   version "1.3.1"
   resolved "http://registry.npm.taobao.org/klaw/download/klaw-1.3.1.tgz#4088433b46b3b1ba259d78785d8e96f73ba02439"
@@ -2550,6 +2850,12 @@ lazy-cache@^1.0.3:
   version "1.0.4"
   resolved "http://registry.npm.taobao.org/lazy-cache/download/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
 
+lazy-cache@^2.0.2:
+  version "2.0.2"
+  resolved "http://registry.npm.taobao.org/lazy-cache/download/lazy-cache-2.0.2.tgz#b9190a4f913354694840859f8a8f7084d8822264"
+  dependencies:
+    set-getter "^0.1.0"
+
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
   resolved "http://registry.npm.taobao.org/levn/download/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -2727,13 +3033,23 @@ makeerror@1.0.x:
   dependencies:
     tmpl "1.0.x"
 
+map-cache@^0.2.2:
+  version "0.2.2"
+  resolved "http://registry.npm.taobao.org/map-cache/download/map-cache-0.2.2.tgz#c32abd0bd6525d9b051645bb4f26ac5dc98a0dbf"
+
 map-obj@^1.0.0, map-obj@^1.0.1:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/map-obj/download/map-obj-1.0.1.tgz#d933ceb9205d82bdcf4886f6742bdc2b4dea146d"
 
-maptalks@^0.36.2:
-  version "0.36.2"
-  resolved "http://registry.npm.taobao.org/maptalks/download/maptalks-0.36.2.tgz#1b169c4fa91dd0034357ba44a5cf50c985549425"
+map-visit@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/map-visit/download/map-visit-1.0.0.tgz#ecdca8f13144e660f1b5bd41f12f3479d98dfb8f"
+  dependencies:
+    object-visit "^1.0.0"
+
+maptalks@^0.37.0-alpha.1:
+  version "0.37.0-alpha.1"
+  resolved "http://registry.npm.taobao.org/maptalks/download/maptalks-0.37.0-alpha.1.tgz#e13f58e037101d184ae1f600cd3eac7ca580b508"
   dependencies:
     simplify-js "^1.2.1"
     zousan "^2.3.3"
@@ -2775,6 +3091,24 @@ micromatch@^2.1.5, micromatch@^2.3.11:
     parse-glob "^3.0.4"
     regex-cache "^0.4.2"
 
+micromatch@^3.1.4:
+  version "3.1.5"
+  resolved "http://registry.npm.taobao.org/micromatch/download/micromatch-3.1.5.tgz#d05e168c206472dfbca985bfef4f57797b4cd4ba"
+  dependencies:
+    arr-diff "^4.0.0"
+    array-unique "^0.3.2"
+    braces "^2.3.0"
+    define-property "^1.0.0"
+    extend-shallow "^2.0.1"
+    extglob "^2.0.2"
+    fragment-cache "^0.2.1"
+    kind-of "^6.0.0"
+    nanomatch "^1.2.5"
+    object.pick "^1.3.0"
+    regex-not "^1.0.0"
+    snapdragon "^0.8.1"
+    to-regex "^3.0.1"
+
 mime-db@~1.30.0:
   version "1.30.0"
   resolved "http://registry.npm.taobao.org/mime-db/download/mime-db-1.30.0.tgz#74c643da2dd9d6a45399963465b26d5ca7d71f01"
@@ -2811,6 +3145,13 @@ minimist@~0.0.1:
   version "0.0.10"
   resolved "http://registry.npm.taobao.org/minimist/download/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
 
+mixin-deep@^1.2.0:
+  version "1.3.0"
+  resolved "http://registry.npm.taobao.org/mixin-deep/download/mixin-deep-1.3.0.tgz#47a8732ba97799457c8c1eca28f95132d7e8150a"
+  dependencies:
+    for-in "^1.0.2"
+    is-extendable "^1.0.1"
+
 mkdirp@0.5.0:
   version "0.5.0"
   resolved "http://registry.npm.taobao.org/mkdirp/download/mkdirp-0.5.0.tgz#1d73076a6df986cd9344e15e71fcc05a4c9abf12"
@@ -2864,6 +3205,22 @@ nan@^2.3.0:
   version "2.8.0"
   resolved "http://registry.npm.taobao.org/nan/download/nan-2.8.0.tgz#ed715f3fe9de02b57a5e6252d90a96675e1f085a"
 
+nanomatch@^1.2.5:
+  version "1.2.7"
+  resolved "http://registry.npm.taobao.org/nanomatch/download/nanomatch-1.2.7.tgz#53cd4aa109ff68b7f869591fdc9d10daeeea3e79"
+  dependencies:
+    arr-diff "^4.0.0"
+    array-unique "^0.3.2"
+    define-property "^1.0.0"
+    extend-shallow "^2.0.1"
+    fragment-cache "^0.2.1"
+    is-odd "^1.0.0"
+    kind-of "^5.0.2"
+    object.pick "^1.3.0"
+    regex-not "^1.0.0"
+    snapdragon "^0.8.1"
+    to-regex "^3.0.1"
+
 native-promise-only@^0.8.1:
   version "0.8.1"
   resolved "http://registry.npm.taobao.org/native-promise-only/download/native-promise-only-0.8.1.tgz#20a318c30cb45f71fe7adfbf7b21c99c1472ef11"
@@ -2924,7 +3281,7 @@ normalize-package-data@^2.3.2, normalize-package-data@^2.3.4:
     semver "2 || 3 || 4 || 5"
     validate-npm-package-license "^3.0.1"
 
-normalize-path@^2.0.0, normalize-path@^2.0.1:
+normalize-path@^2.0.0, normalize-path@^2.0.1, normalize-path@^2.1.1:
   version "2.1.1"
   resolved "http://registry.npm.taobao.org/normalize-path/download/normalize-path-2.1.1.tgz#1ab28b556e198363a8c1a6f7e6fa20137fe6aed9"
   dependencies:
@@ -2963,6 +3320,20 @@ object-component@0.0.3:
   version "0.0.3"
   resolved "http://registry.npm.taobao.org/object-component/download/object-component-0.0.3.tgz#f0c69aa50efc95b866c186f400a33769cb2f1291"
 
+object-copy@^0.1.0:
+  version "0.1.0"
+  resolved "http://registry.npm.taobao.org/object-copy/download/object-copy-0.1.0.tgz#7e7d858b781bd7c991a41ba975ed3812754e998c"
+  dependencies:
+    copy-descriptor "^0.1.0"
+    define-property "^0.2.5"
+    kind-of "^3.0.3"
+
+object-visit@^1.0.0:
+  version "1.0.1"
+  resolved "http://registry.npm.taobao.org/object-visit/download/object-visit-1.0.1.tgz#f79c4493af0c5377b59fe39d395e41042dd045bb"
+  dependencies:
+    isobject "^3.0.0"
+
 object.omit@^2.0.0:
   version "2.0.1"
   resolved "http://registry.npm.taobao.org/object.omit/download/object.omit-2.0.1.tgz#1a9c744829f39dbb858c76ca3579ae2a54ebd1fa"
@@ -2970,6 +3341,12 @@ object.omit@^2.0.0:
     for-own "^0.1.4"
     is-extendable "^0.1.1"
 
+object.pick@^1.3.0:
+  version "1.3.0"
+  resolved "http://registry.npm.taobao.org/object.pick/download/object.pick-1.3.0.tgz#87a10ac4c1694bd2e1cbf53591a66141fb5dd747"
+  dependencies:
+    isobject "^3.0.1"
+
 on-finished@~2.3.0:
   version "2.3.0"
   resolved "http://registry.npm.taobao.org/on-finished/download/on-finished-2.3.0.tgz#20f1336481b083cd75337992a16971aa2d906947"
@@ -3026,8 +3403,10 @@ osenv@^0.1.4:
     os-tmpdir "^1.0.0"
 
 p-limit@^1.1.0:
-  version "1.1.0"
-  resolved "http://registry.npm.taobao.org/p-limit/download/p-limit-1.1.0.tgz#b07ff2d9a5d88bec806035895a2bab66a27988bc"
+  version "1.2.0"
+  resolved "http://registry.npm.taobao.org/p-limit/download/p-limit-1.2.0.tgz#0e92b6bedcb59f022c13d0f1949dc82d15909f1c"
+  dependencies:
+    p-try "^1.0.0"
 
 p-locate@^2.0.0:
   version "2.0.0"
@@ -3035,6 +3414,10 @@ p-locate@^2.0.0:
   dependencies:
     p-limit "^1.1.0"
 
+p-try@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/p-try/download/p-try-1.0.0.tgz#cbc79cdbaf8fd4228e13f621f2b1a237c1b207b3"
+
 parse-glob@^3.0.4:
   version "3.0.4"
   resolved "http://registry.npm.taobao.org/parse-glob/download/parse-glob-3.0.4.tgz#b2c376cfb11f35513badd173ef0bb6e3a388391c"
@@ -3072,6 +3455,14 @@ parseurl@~1.3.2:
   version "1.3.2"
   resolved "http://registry.npm.taobao.org/parseurl/download/parseurl-1.3.2.tgz#fc289d4ed8993119460c156253262cdc8de65bf3"
 
+pascalcase@^0.1.1:
+  version "0.1.1"
+  resolved "http://registry.npm.taobao.org/pascalcase/download/pascalcase-0.1.1.tgz#b363e55e8006ca6fe21784d2db22bd15d7917f14"
+
+path-dirname@^1.0.0:
+  version "1.0.2"
+  resolved "http://registry.npm.taobao.org/path-dirname/download/path-dirname-1.0.2.tgz#cc33d24d525e099a5388c0336c6e32b9160609e0"
+
 path-exists@^2.0.0:
   version "2.1.0"
   resolved "http://registry.npm.taobao.org/path-exists/download/path-exists-2.1.0.tgz#0feb6c64f0fc518d9a754dd5efb62c7022761f4b"
@@ -3174,6 +3565,10 @@ pluralize@^7.0.0:
   version "7.0.0"
   resolved "http://registry.npm.taobao.org/pluralize/download/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
 
+posix-character-classes@^0.1.0:
+  version "0.1.1"
+  resolved "http://registry.npm.taobao.org/posix-character-classes/download/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "http://registry.npm.taobao.org/prelude-ls/download/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
@@ -3243,8 +3638,8 @@ raw-body@2.3.2:
     unpipe "1.0.0"
 
 rc@^1.1.7:
-  version "1.2.2"
-  resolved "http://registry.npm.taobao.org/rc/download/rc-1.2.2.tgz#d8ce9cb57e8d64d9c7badd9876c7c34cbe3c7077"
+  version "1.2.3"
+  resolved "http://registry.npm.taobao.org/rc/download/rc-1.2.3.tgz#51575a900f8dd68381c710b4712c2154c3e2035b"
   dependencies:
     deep-extend "~0.4.0"
     ini "~1.3.0"
@@ -3340,6 +3735,12 @@ regex-cache@^0.4.2:
   dependencies:
     is-equal-shallow "^0.1.3"
 
+regex-not@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/regex-not/download/regex-not-1.0.0.tgz#42f83e39771622df826b02af176525d6a5f157f9"
+  dependencies:
+    extend-shallow "^2.0.1"
+
 regexpu-core@^2.0.0:
   version "2.0.0"
   resolved "http://registry.npm.taobao.org/regexpu-core/download/regexpu-core-2.0.0.tgz#49d038837b8dcf8bfa5b9a42139938e6ea2ae240"
@@ -3370,7 +3771,7 @@ repeat-string@^0.2.2:
   version "0.2.2"
   resolved "http://registry.npm.taobao.org/repeat-string/download/repeat-string-0.2.2.tgz#c7a8d3236068362059a7e4651fc6884e8b1fb4ae"
 
-repeat-string@^1.5.2:
+repeat-string@^1.5.2, repeat-string@^1.6.1:
   version "1.6.1"
   resolved "http://registry.npm.taobao.org/repeat-string/download/repeat-string-1.6.1.tgz#8dcae470e1c88abc2d600fff4a776286da75e637"
 
@@ -3463,11 +3864,15 @@ resolve-from@^1.0.0:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/resolve-from/download/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
 
+resolve-url@^0.2.1:
+  version "0.2.1"
+  resolved "http://registry.npm.taobao.org/resolve-url/download/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
+
 resolve@1.1.7, resolve@1.1.x:
   version "1.1.7"
   resolved "http://registry.npm.taobao.org/resolve/download/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
-resolve@^1.1.6, resolve@^1.2.0, resolve@^1.3.3, resolve@^1.4.0:
+resolve@^1.1.6, resolve@^1.3.3, resolve@^1.4.0, resolve@^1.5.0:
   version "1.5.0"
   resolved "http://registry.npm.taobao.org/resolve/download/resolve-1.5.0.tgz#1f09acce796c9a762579f31b2c1cc4c3cddf9f36"
   dependencies:
@@ -3609,10 +4014,34 @@ set-blocking@~2.0.0:
   version "2.0.0"
   resolved "http://registry.npm.taobao.org/set-blocking/download/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
 
+set-getter@^0.1.0:
+  version "0.1.0"
+  resolved "http://registry.npm.taobao.org/set-getter/download/set-getter-0.1.0.tgz#d769c182c9d5a51f409145f2fba82e5e86e80376"
+  dependencies:
+    to-object-path "^0.3.0"
+
 set-immediate-shim@^1.0.1:
   version "1.0.1"
   resolved "http://registry.npm.taobao.org/set-immediate-shim/download/set-immediate-shim-1.0.1.tgz#4b2b1b27eb808a9f8dcc481a58e5e56f599f3f61"
 
+set-value@^0.4.3:
+  version "0.4.3"
+  resolved "http://registry.npm.taobao.org/set-value/download/set-value-0.4.3.tgz#7db08f9d3d22dc7f78e53af3c3bf4666ecdfccf1"
+  dependencies:
+    extend-shallow "^2.0.1"
+    is-extendable "^0.1.1"
+    is-plain-object "^2.0.1"
+    to-object-path "^0.3.0"
+
+set-value@^2.0.0:
+  version "2.0.0"
+  resolved "http://registry.npm.taobao.org/set-value/download/set-value-2.0.0.tgz#71ae4a88f0feefbbf52d1ea604f3fb315ebb6274"
+  dependencies:
+    extend-shallow "^2.0.1"
+    is-extendable "^0.1.1"
+    is-plain-object "^2.0.3"
+    split-string "^3.0.1"
+
 setprototypeof@1.0.3:
   version "1.0.3"
   resolved "http://registry.npm.taobao.org/setprototypeof/download/setprototypeof-1.0.3.tgz#66567e37043eeb4f04d91bd658c0cbefb55b8e04"
@@ -3661,6 +4090,33 @@ slice-ansi@1.0.0:
   dependencies:
     is-fullwidth-code-point "^2.0.0"
 
+snapdragon-node@^2.0.1:
+  version "2.1.1"
+  resolved "http://registry.npm.taobao.org/snapdragon-node/download/snapdragon-node-2.1.1.tgz#6c175f86ff14bdb0724563e8f3c1b021a286853b"
+  dependencies:
+    define-property "^1.0.0"
+    isobject "^3.0.0"
+    snapdragon-util "^3.0.1"
+
+snapdragon-util@^3.0.1:
+  version "3.0.1"
+  resolved "http://registry.npm.taobao.org/snapdragon-util/download/snapdragon-util-3.0.1.tgz#f956479486f2acd79700693f6f7b805e45ab56e2"
+  dependencies:
+    kind-of "^3.2.0"
+
+snapdragon@^0.8.1:
+  version "0.8.1"
+  resolved "http://registry.npm.taobao.org/snapdragon/download/snapdragon-0.8.1.tgz#e12b5487faded3e3dea0ac91e9400bf75b401370"
+  dependencies:
+    base "^0.11.1"
+    debug "^2.2.0"
+    define-property "^0.2.5"
+    extend-shallow "^2.0.1"
+    map-cache "^0.2.2"
+    source-map "^0.5.6"
+    source-map-resolve "^0.5.0"
+    use "^2.0.0"
+
 sntp@1.x.x:
   version "1.0.9"
   resolved "http://registry.npm.taobao.org/sntp/download/sntp-1.0.9.tgz#6541184cc90aeea6c6e7b35e2659082443c66198"
@@ -3717,12 +4173,26 @@ socket.io@1.7.3:
     socket.io-client "1.7.3"
     socket.io-parser "2.3.1"
 
+source-map-resolve@^0.5.0:
+  version "0.5.1"
+  resolved "http://registry.npm.taobao.org/source-map-resolve/download/source-map-resolve-0.5.1.tgz#7ad0f593f2281598e854df80f19aae4b92d7a11a"
+  dependencies:
+    atob "^2.0.0"
+    decode-uri-component "^0.2.0"
+    resolve-url "^0.2.1"
+    source-map-url "^0.4.0"
+    urix "^0.1.0"
+
 source-map-support@^0.4.15:
   version "0.4.18"
   resolved "http://registry.npm.taobao.org/source-map-support/download/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
   dependencies:
     source-map "^0.5.6"
 
+source-map-url@^0.4.0:
+  version "0.4.0"
+  resolved "http://registry.npm.taobao.org/source-map-url/download/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
+
 source-map@^0.4.4:
   version "0.4.4"
   resolved "http://registry.npm.taobao.org/source-map/download/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
@@ -3757,6 +4227,12 @@ spdx-license-ids@^1.0.2:
   version "1.2.2"
   resolved "http://registry.npm.taobao.org/spdx-license-ids/download/spdx-license-ids-1.2.2.tgz#c9df7a3424594ade6bd11900d596696dc06bac57"
 
+split-string@^3.0.1, split-string@^3.0.2:
+  version "3.1.0"
+  resolved "http://registry.npm.taobao.org/split-string/download/split-string-3.1.0.tgz#7cb09dda3a86585705c64b39a6466038682e8fe2"
+  dependencies:
+    extend-shallow "^3.0.0"
+
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "http://registry.npm.taobao.org/sprintf-js/download/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
@@ -3779,6 +4255,13 @@ stack-trace@0.0.x:
   version "0.0.10"
   resolved "http://registry.npm.taobao.org/stack-trace/download/stack-trace-0.0.10.tgz#547c70b347e8d32b4e108ea1a2a159e5fdde19c0"
 
+static-extend@^0.1.1:
+  version "0.1.2"
+  resolved "http://registry.npm.taobao.org/static-extend/download/static-extend-0.1.2.tgz#60809c39cbff55337226fd5e0b520f341f1fb5c6"
+  dependencies:
+    define-property "^0.2.5"
+    object-copy "^0.1.0"
+
 "statuses@>= 1.3.1 < 2":
   version "1.4.0"
   resolved "http://registry.npm.taobao.org/statuses/download/statuses-1.4.0.tgz#bb73d446da2796106efcc1b601a253d6c46bd087"
@@ -3956,6 +4439,27 @@ to-fast-properties@^1.0.3:
   version "1.0.3"
   resolved "http://registry.npm.taobao.org/to-fast-properties/download/to-fast-properties-1.0.3.tgz#b83571fa4d8c25b82e231b06e3a3055de4ca1a47"
 
+to-object-path@^0.3.0:
+  version "0.3.0"
+  resolved "http://registry.npm.taobao.org/to-object-path/download/to-object-path-0.3.0.tgz#297588b7b0e7e0ac08e04e672f85c1f4999e17af"
+  dependencies:
+    kind-of "^3.0.2"
+
+to-regex-range@^2.1.0:
+  version "2.1.1"
+  resolved "http://registry.npm.taobao.org/to-regex-range/download/to-regex-range-2.1.1.tgz#7c80c17b9dfebe599e27367e0d4dd5590141db38"
+  dependencies:
+    is-number "^3.0.0"
+    repeat-string "^1.6.1"
+
+to-regex@^3.0.1:
+  version "3.0.1"
+  resolved "http://registry.npm.taobao.org/to-regex/download/to-regex-3.0.1.tgz#15358bee4a2c83bd76377ba1dc049d0f18837aae"
+  dependencies:
+    define-property "^0.2.5"
+    extend-shallow "^2.0.1"
+    regex-not "^1.0.0"
+
 tough-cookie@~2.3.0, tough-cookie@~2.3.3:
   version "2.3.3"
   resolved "http://registry.npm.taobao.org/tough-cookie/download/tough-cookie-2.3.3.tgz#0b618a5565b6dea90bf3425d04d55edc475a7561"
@@ -4015,8 +4519,8 @@ uglify-js@^2.6:
     uglify-to-browserify "~1.0.0"
 
 uglify-js@^3.1.2:
-  version "3.3.2"
-  resolved "http://registry.npm.taobao.org/uglify-js/download/uglify-js-3.3.2.tgz#517af20aad7abe15e1e4c9aa33c0cc72aa0107ab"
+  version "3.3.5"
+  resolved "http://registry.npm.taobao.org/uglify-js/download/uglify-js-3.3.5.tgz#4c4143dfe08e8825746675cc49a6874a933b543e"
   dependencies:
     commander "~2.12.1"
     source-map "~0.6.1"
@@ -4033,14 +4537,42 @@ ultron@1.0.x:
   version "1.0.2"
   resolved "http://registry.npm.taobao.org/ultron/download/ultron-1.0.2.tgz#ace116ab557cd197386a4e88f4685378c8b2e4fa"
 
+union-value@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/union-value/download/union-value-1.0.0.tgz#5c71c34cb5bad5dcebe3ea0cd08207ba5aa1aea4"
+  dependencies:
+    arr-union "^3.1.0"
+    get-value "^2.0.6"
+    is-extendable "^0.1.1"
+    set-value "^0.4.3"
+
 unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/unpipe/download/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
 
+unset-value@^1.0.0:
+  version "1.0.0"
+  resolved "http://registry.npm.taobao.org/unset-value/download/unset-value-1.0.0.tgz#8376873f7d2335179ffb1e6fc3a8ed0dfc8ab559"
+  dependencies:
+    has-value "^0.3.1"
+    isobject "^3.0.0"
+
+urix@^0.1.0:
+  version "0.1.0"
+  resolved "http://registry.npm.taobao.org/urix/download/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
+
 urlgrey@0.4.4:
   version "0.4.4"
   resolved "http://registry.npm.taobao.org/urlgrey/download/urlgrey-0.4.4.tgz#892fe95960805e85519f1cd4389f2cb4cbb7652f"
 
+use@^2.0.0:
+  version "2.0.2"
+  resolved "http://registry.npm.taobao.org/use/download/use-2.0.2.tgz#ae28a0d72f93bf22422a18a2e379993112dec8e8"
+  dependencies:
+    define-property "^0.2.5"
+    isobject "^3.0.0"
+    lazy-cache "^2.0.2"
+
 useragent@^2.1.12:
   version "2.2.1"
   resolved "http://registry.npm.taobao.org/useragent/download/useragent-2.2.1.tgz#cf593ef4f2d175875e8bb658ea92e18a4fd06d8e"
