Added util to polyfill Node.contains

Author: hastom

src/components/MdMenu/MdMenuContent.vue

@@ -22,6 +22,7 @@
   import MdPopover from 'components/MdPopover/MdPopover'
   import MdFocusTrap from 'components/MdFocusTrap/MdFocusTrap'
   import MdList from 'components/MdList/MdList'
+  import MdContains from 'core/utils/MdContains'
 
   export default new MdComponent({
     name: 'MdMenuContent',
@@ -193,19 +194,10 @@
         return Boolean(alignTrigger || offsetY || offsetX)
       },
       isMenu ({ target }) {
-        return this.MdMenu.$el ? this.MdMenu.$el.contains(target) : false
+        return this.MdMenu.$el ? MdContains(this.MdMenu.$el, target) : false
       },
       isMenuContentEl ({ target }) {
-        return this.$refs.menu ? this.$refs.menu.contains(target) : false
-      },
-      isBackdropExpectMenu ($event) {
-        const contains = (el, target) => {
-          if ('contains' in el) {
-            return el.contains(target)
-          }
-          return el.compareDocumentPosition(target) & 16
-        }
-        return !contains(this.$el, $event.target) && !this.isMenu($event)
+        return this.$refs.menu ? MdContains(this.$refs.menu, target) : false
       },
       createClickEventObserver () {
         if (document) {

src/core/utils/MdContains.js

@@ -0,0 +1,7 @@
+export default (parent, child) => {
+  if (typeof Node.prototype.contains === 'function') {
+    return Node.prototype.contains.call(parent, child)
+  } else {
+    return (Node.prototype.compareDocumentPosition.call(child, parent) & Node.prototype.DOCUMENT_POSITION_CONTAINS) !== 0
+  }
+}

yarn.lock

@@ -4425,6 +4425,11 @@ form-data@~2.3.2:
     combined-stream "^1.0.6"
     mime-types "^2.1.12"
 
+format-thousands@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/format-thousands/-/format-thousands-1.1.1.tgz#7975bee30338d9006390da5831db0b41c323fbfa"
+  integrity sha1-eXW+4wM42QBjkNpYMdsLQcMj+/o=
+
 forwarded@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.2.tgz#98c23dab1175657b8c0573e8ceccd91b0ff18c84"
@@ -7300,6 +7305,11 @@ node-fetch@1.6.3:
     encoding "^0.1.11"
     is-stream "^1.0.1"
 
+node-fetch@^2.3.0:
+  version "2.6.0"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd"
+  integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==
+
 node-gyp@^3.8.0:
   version "3.8.0"
   resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-3.8.0.tgz#540304261c330e80d0d5edce253a68cb3964218c"
@@ -10294,6 +10304,11 @@ tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
   integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
 
+tslib@^1.9.3:
+  version "1.11.2"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.11.2.tgz#9c79d83272c9a7aaf166f73915c9667ecdde3cc9"
+  integrity sha512-tTSkux6IGPnUGUd1XAZHcpu85MOkIl5zX49pO+jfsie3eP0B6pyhOlLXm3cAC6T7s+euSDDUUV+Acop5WmtkVg==
+
 tty-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/tty-browserify/-/tty-browserify-0.0.0.tgz#a157ba402da24e9bf957f9aa69d524eed42901a6"
@@ -10646,6 +10661,15 @@ vue-ga@^1.1.0:
   resolved "https://registry.yarnpkg.com/vue-ga/-/vue-ga-1.1.0.tgz#366fea37afb953b5b115e56feb1005cc6bd1e20e"
   integrity sha512-cnwIW75CwsqGZP62dFZt7e4/k9vhKsos3pJBBKkREXJ4bk2ePVgJiOeynhjvAtvyRzEmfsASfYMwzt0Dra/cng==
 
+vue-github-buttons@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/vue-github-buttons/-/vue-github-buttons-3.1.0.tgz#eaea2ba0b7e0df5a7fd1c61ba37dabf7553dd79a"
+  integrity sha512-x0b9bdhP5xZOD5kQ9+nnCzvKqVyHb4moqN2l06mjYB/k2WRdW5jiAWlneUgoPFwPvcqM40vrTDXVvBrS0MMlEQ==
+  dependencies:
+    format-thousands "^1.1.1"
+    node-fetch "^2.3.0"
+    tslib "^1.9.3"
+
 vue-hot-reload-api@^2.2.0:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/vue-hot-reload-api/-/vue-hot-reload-api-2.3.3.tgz#2756f46cb3258054c5f4723de8ae7e87302a1ccf"
@@ -10701,6 +10725,13 @@ vue-template-es2015-compiler@^1.5.3, vue-template-es2015-compiler@^1.6.0:
   resolved "https://registry.yarnpkg.com/vue-template-es2015-compiler/-/vue-template-es2015-compiler-1.9.1.tgz#1ee3bc9a16ecbf5118be334bb15f9c46f82f5825"
   integrity sha512-4gDntzrifFnCEvyoO8PqyJDmguXgVPxKiIxrBKjIowvL9l+N66196+72XVYR8BBf1Uv1Fgt3bGevJ+sEmxfZzw==
 
+vue-toc@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/vue-toc/-/vue-toc-0.0.1.tgz#6a4dfa9c144445679705cd7b991a1a73ac080cc0"
+  integrity sha512-RZfVgLzk/kpEmk05ptvU/+x3TVo4Ai4BBARvV4iCurR9bJsAqnnrqwjEBKnEG+s6NT0yQ6EY0JMGViyOUGysDw==
+  dependencies:
+    vue "^2.6.10"
+
 vue@^2.6.10:
   version "2.6.10"
   resolved "https://registry.yarnpkg.com/vue/-/vue-2.6.10.tgz#a72b1a42a4d82a721ea438d1b6bf55e66195c637"