@webcomponents/shadydom - npm Package Compare versions

Comparing version 1.7.1 to 1.7.2

package.json

 {
   "name": "@webcomponents/shadydom",
-  "version": "1.7.1",
+  "version": "1.7.2",
   "description": "Shadow DOM polyfill",
@@ -37,4 +37,4 @@ "main": "shadydom.min.js",
   "devDependencies": {
-    "@webcomponents/custom-elements": "^1.3.2",
-    "@webcomponents/shadycss": "^1.9.4",
+    "@webcomponents/custom-elements": "^1.4.0",
+    "@webcomponents/shadycss": "^1.9.5",
     "@webcomponents/template": "^1.4.1",
@@ -48,3 +48,3 @@ "@webcomponents/webcomponents-platform": "^1.0.0",
   },
-  "gitHead": "7ba7068ea59bcb4b20021f5db217fd437bd81190"
+  "gitHead": "fd0ebcdbb6ea330b754f04c2c9cf91aba15b2d17"
 }

shadydom.min.js

@@ -13,75 +13,78 @@ (function(){/*
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+"innerHTML","className"]),W(HTMLElement.prototype,["children","innerHTML","className"])):(V(Element.prototype,a),V(Element.prototype,{previousElementSibling:{get:function(){Y.currentNode=this;return Y.previousSibling()}},nextElementSibling:{get:function(){Y.currentNode=this;return Y.nextSibling()}},innerHTML:{get:function(){return Sb(this,sa)},set:function(b){var c="template"===this.localName?this.content:this;Cc(c);var d=this.localName||"div";d=this.namespaceURI&&this.namespaceURI!==Bc.namespaceURI?
+Bc.createElementNS(this.namespaceURI,d):Bc.createElement(d);d.innerHTML=b;for(b="template"===this.localName?d.content:d;d=b.__shady_native_firstChild;)c.__shady_native_insertBefore(d,void 0)}},className:{get:function(){return this.getAttribute("class")||""},set:function(b){this.setAttribute("class",b)}}}));W(Element.prototype,"setAttribute getAttribute hasAttribute removeAttribute focus blur".split(" "));W(Element.prototype,Ec);W(HTMLElement.prototype,["focus","blur"]);window.HTMLTemplateElement&&
+W(window.HTMLTemplateElement.prototype,["innerHTML"]);xc?W(DocumentFragment.prototype,Dc):V(DocumentFragment.prototype,a);W(DocumentFragment.prototype,Ec);xc?(W(Document.prototype,Dc),W(Document.prototype,["activeElement"])):V(Document.prototype,a);W(Document.prototype,["importNode","getElementById"]);W(Document.prototype,Ec)};function Z(a){this.node=a}n=Z.prototype;n.addEventListener=function(a,b,c){return this.node.__shady_addEventListener(a,b,c)};n.removeEventListener=function(a,b,c){return this.node.__shady_removeEventListener(a,b,c)};n.appendChild=function(a){return this.node.__shady_appendChild(a)};n.insertBefore=function(a,b){return this.node.__shady_insertBefore(a,b)};n.removeChild=function(a){return this.node.__shady_removeChild(a)};n.replaceChild=function(a,b){return this.node.__shady_replaceChild(a,b)};
 n.cloneNode=function(a){return this.node.__shady_cloneNode(a)};n.getRootNode=function(a){return this.node.__shady_getRootNode(a)};n.contains=function(a){return this.node.__shady_contains(a)};n.dispatchEvent=function(a){return this.node.__shady_dispatchEvent(a)};n.setAttribute=function(a,b){this.node.__shady_setAttribute(a,b)};n.getAttribute=function(a){return this.node.__shady_native_getAttribute(a)};n.removeAttribute=function(a){this.node.__shady_removeAttribute(a)};n.attachShadow=function(a){return this.node.__shady_attachShadow(a)};
@@ -95,5 +98,5 @@ n.focus=function(){this.node.__shady_native_focus()};n.blur=function(){this.node.__shady_blur()};n.importNode=function(a,b){if(this.node.nodeType===Node.DOCUMENT_NODE)return this.node.__shady_importNode(a,b)};n.getElementById=function(a){if(this.node.nodeType===Node.DOCUMENT_NODE)return this.node.__shady_getElementById(a)};n.querySelector=function(a){return this.node.__shady_querySelector(a)};n.querySelectorAll=function(a,b){return this.node.__shady_querySelectorAll(a,b)};
 enumerable:!0,get:function(){return this.node.__shady_innerHTML},set:function(a){this.node.__shady_innerHTML=a}},textContent:{configurable:!0,enumerable:!0,get:function(){return this.node.__shady_textContent},set:function(a){this.node.__shady_textContent=a}},slot:{configurable:!0,enumerable:!0,get:function(){return this.node.__shady_slot},set:function(a){this.node.__shady_slot=a}},className:{configurable:!0,enumerable:!0,get:function(){return this.node.__shady_className},set:function(a){return this.node.__shady_className=
-a}}});db.forEach(function(a){Object.defineProperty(Z.prototype,a,{get:function(){return this.node["__shady_"+a]},set:function(b){this.node["__shady_"+a]=b},configurable:!0})});var Dc=new WeakMap;function Ec(a){if(w(a)||a instanceof Z)return a;var b=Dc.get(a);b||(b=new Z(a),Dc.set(a,b));return b};if(u.D){var Fc=u.c?function(a){return a}:function(a){Fa(a);Da(a);return a};window.ShadyDOM={inUse:u.D,patch:Fc,isShadyRoot:w,enqueue:xa,flush:C,flushInitial:function(a){!a.H&&a.j&&L(a)},settings:u,filterMutations:tc,observeChildren:rc,unobserveChildren:sc,deferConnectionCallbacks:u.deferConnectionCallbacks,preferPerformance:u.preferPerformance,handlesDynamicScoping:!0,wrap:u.g?Ec:Fc,wrapIfNeeded:!0===u.g?Ec:function(a){return a},Wrapper:Z,composedPath:Ma,noPatch:u.g,patchOnDemand:u.F,nativeMethods:vc,
-nativeTree:wc,patchElementProto:ac};Cc();$b("__shady_");Object.defineProperty(document,"_activeElement",Vb.activeElement);z(Window.prototype,Yb,"__shady_");u.g?u.F&&z(Element.prototype,Ib):($b(),cb());Ya();window.Event=$a;window.CustomEvent=ab;window.MouseEvent=bb;window.ShadowRoot=Q};}).call(this);
+a}}});function Gc(a){Object.defineProperty(Z.prototype,a,{get:function(){return this.node["__shady_"+a]},set:function(b){this.node["__shady_"+a]=b},configurable:!0})}eb.forEach(function(a){return Gc(a)});fb.forEach(function(a){return Gc(a)});var Hc=new WeakMap;function Ic(a){if(w(a)||a instanceof Z)return a;var b=Hc.get(a);b||(b=new Z(a),Hc.set(a,b));return b};if(u.F){var Jc=u.c?function(a){return a}:function(a){Ga(a);Ea(a);return a};window.ShadyDOM={inUse:u.F,patch:Jc,isShadyRoot:w,enqueue:ya,flush:C,flushInitial:function(a){!a.H&&a.j&&L(a)},settings:u,filterMutations:wc,observeChildren:uc,unobserveChildren:vc,deferConnectionCallbacks:u.deferConnectionCallbacks,preferPerformance:u.preferPerformance,handlesDynamicScoping:!0,wrap:u.g?Ic:Jc,wrapIfNeeded:!0===u.g?Ic:function(a){return a},Wrapper:Z,composedPath:Na,noPatch:u.g,patchOnDemand:u.G,nativeMethods:yc,
+nativeTree:zc,patchElementProto:dc};Fc();cc("__shady_");Object.defineProperty(document,"_activeElement",Yb.activeElement);z(Window.prototype,ac,"__shady_");u.g?u.G&&z(Element.prototype,Lb):(cc(),db());Za();window.Event=ab;window.CustomEvent=bb;window.MouseEvent=cb;window.ShadowRoot=Jb};}).call(this);
 
 //# sourceMappingURL=shadydom.min.js.map

src/observe-changes.js

@@ -98,3 +98,3 @@ /**
     if (mutationInScope && mutation.addedNodes) {
-      let nodes = Array.from(mutation.addedNodes).filter(function(n) {
+      let nodes = utils.arrayFrom(mutation.addedNodes).filter(function(n) {
         return (targetRootNode === n.getRootNode());
@@ -101,0 +101,0 @@ });

src/patch-events.js

@@ -13,3 +13,3 @@ /**
 import {flush} from './flush.js';
-import {shadyDataForNode} from './shady-data.js';
+import {shadyDataForNode, ensureShadyDataForNode} from './shady-data.js';
 
@@ -628,3 +628,34 @@ /*
 
-export const eventPropertyNames = Object.getOwnPropertyNames(Document.prototype)
+export const eventPropertyNamesForElement =
+    Object.getOwnPropertyNames(Element.prototype)
     .filter(name => name.substring(0,2) === 'on');
+
+export const eventPropertyNamesForHTMLElement =
+    Object.getOwnPropertyNames(HTMLElement.prototype)
+    .filter(name => name.substring(0,2) === 'on');
+
+/**
+ * @param {string} property
+ * @return {!ObjectPropertyDescriptor<Element>}
+ */
+export const wrappedDescriptorForEventProperty = (property) => {
+  return {
+    /** @this {Element} */
+    set: function(fn) {
+      const shadyData = ensureShadyDataForNode(this);
+      const eventName = property.substring(2);
+      if (!shadyData.__onCallbackListeners) {
+        shadyData.__onCallbackListeners = {};
+      }
+      shadyData.__onCallbackListeners[property] && this.removeEventListener(eventName, shadyData.__onCallbackListeners[property]);
+      this[utils.SHADY_PREFIX + 'addEventListener'](eventName, fn);
+      shadyData.__onCallbackListeners[property] = fn;
+    },
+    /** @this {Element} */
+    get() {
+      const shadyData = shadyDataForNode(this);
+      return shadyData && shadyData.__onCallbackListeners && shadyData.__onCallbackListeners[property];
+    },
+    configurable: true
+  };
+};

src/patches/Element.js

@@ -15,2 +15,3 @@ /**
 import {attachShadow, ownerShadyRootForNode} from '../attach-shadow.js';
+import {eventPropertyNamesForElement, wrappedDescriptorForEventProperty} from '../patch-events.js';
 
@@ -126,2 +127,8 @@ const doc = window.document;
 
+if (!utils.settings.preferPerformance) {
+  eventPropertyNamesForElement.forEach(property => {
+    ElementPatches[property] = wrappedDescriptorForEventProperty(property);
+  });
+}
+
 export const ElementShadowPatches = utils.getOwnPropertyDescriptors({
@@ -154,2 +161,2 @@ /**
 
-Object.assign(ElementPatches, ElementShadowPatches);
+utils.assign(ElementPatches, ElementShadowPatches);

src/patches/HTMLElement.js

@@ -12,4 +12,4 @@ /**
 import * as utils from '../utils.js';
-import {eventPropertyNames} from '../patch-events.js';
-import {shadyDataForNode, ensureShadyDataForNode} from '../shady-data.js';
+import {eventPropertyNamesForHTMLElement, wrappedDescriptorForEventProperty} from '../patch-events.js';
+import {shadyDataForNode} from '../shady-data.js';
 
@@ -33,26 +33,5 @@ export const HTMLElementPatches = utils.getOwnPropertyDescriptors({
 if (!utils.settings.preferPerformance) {
-
-  eventPropertyNames.forEach(property => {
-    HTMLElementPatches[property] = {
-      /** @this {HTMLElement} */
-      set: function(fn) {
-        const shadyData = ensureShadyDataForNode(this);
-        const eventName = property.substring(2);
-        if (!shadyData.__onCallbackListeners) {
-          shadyData.__onCallbackListeners = {};
-        }
-        shadyData.__onCallbackListeners[property] && this.removeEventListener(eventName, shadyData.__onCallbackListeners[property]);
-        this[utils.SHADY_PREFIX + 'addEventListener'](eventName, fn);
-        shadyData.__onCallbackListeners[property] = fn;
-      },
-      /** @this {HTMLElement} */
-      get() {
-        const shadyData = shadyDataForNode(this);
-        return shadyData && shadyData.__onCallbackListeners && shadyData.__onCallbackListeners[property];
-      },
-      configurable: true
-    };
+  eventPropertyNamesForHTMLElement.forEach(property => {
+    HTMLElementPatches[property] = wrappedDescriptorForEventProperty(property);
   });
-
 }
-

src/patches/Node.js

@@ -66,4 +66,9 @@ /**
     const flattened = nodeData && nodeData.flattenedNodes;
-    composed = flattened && flattened.length ? flattened[0] :
-      firstComposedNode(node[utils.SHADY_PREFIX + 'nextSibling']);
+    // Note, if `flattened` is falsey, it means that the containing shadowRoot
+    // has not rendered and therefore the `<slot>` is still in the composed
+    // DOM. If that's the case the `<slot>` is the first composed node.
+    if (flattened) {
+      composed = flattened.length ? flattened[0] :
+        firstComposedNode(node[utils.SHADY_PREFIX + 'nextSibling']);
+    }
   }
@@ -337,12 +342,19 @@ return composed;
       recordInsertBefore(node, this, ref_node);
-      // when inserting into a host with a shadowRoot with slot, use
-      // `shadowRoot._asyncRender()` via `attach-shadow` module
       const parentData = shadyDataForNode(this);
-      if (utils.hasShadowRootWithSlot(this)) {
-        parentData.root._asyncRender();
+      // if the node being inserted into has a shadowRoot, do not perform
+      // a native insertion
+      if (parentData.root) {
         allowNativeInsert = false;
-      // when inserting into a host with shadowRoot with NO slot, do nothing
-      // as the node should not be added to composed dome anywhere.
-      } else if (parentData.root) {
+        // when inserting into a host with a shadowRoot with slot, use
+        // `shadowRoot._asyncRender()` via `attach-shadow` module
+        // when inserting into a host with shadowRoot with NO slot, do nothing
+        // as the node should not be added to composed DOM anywhere.
+        if (utils.hasShadowRootWithSlot(this)) {
+          parentData.root._asyncRender();
+        }
+      // when inserting into a slot inside a shadowRoot, render the
+      // containing shadowRoot to update fallback content.
+      } else if (ownerRoot && this.localName === 'slot') {
         allowNativeInsert = false;
+        ownerRoot._asyncRender();
       }
@@ -423,3 +435,3 @@ }
     if (ownerRoot) {
-      let changeSlotContent = this && this.localName === 'slot';
+      let changeSlotContent = this.localName === 'slot';
       if (changeSlotContent) {
@@ -426,0 +438,0 @@ preventNativeRemove = true;

src/patches/ParentNode.js

@@ -143,4 +143,4 @@ /**
   (utils.settings.preferPerformance && !utils.settings.noPatch) ?
-  Object.assign({}, ParentNodePatches) : ParentNodePatches;
+  utils.assign({}, ParentNodePatches) : ParentNodePatches;
 
-Object.assign(ParentNodePatches, QueryPatches);
+utils.assign(ParentNodePatches, QueryPatches);

src/utils.js

@@ -216,1 +216,13 @@ /**
 };
+
+export const assign = (target, source) => {
+  const names = Object.getOwnPropertyNames(source);
+  for (let i = 0, p; i < names.length; i++) {
+    p = names[i];
+    target[p] = source[p];
+  }
+};
+
+export const arrayFrom = (object) => {
+  return [].slice.call(/** @type {IArrayLike} */(object));
+};

src/wrapper.js

@@ -12,3 +12,3 @@ /**
 import * as utils from './utils.js';
-import {eventPropertyNames} from './patch-events.js';
+import {eventPropertyNamesForElement, eventPropertyNamesForHTMLElement} from './patch-events.js';
 
@@ -251,3 +251,3 @@ /** @implements {IWrapper} */
 
-eventPropertyNames.forEach(name => {
+const addEventPropertyWrapper = (name) => {
   Object.defineProperty(Wrapper.prototype, name, {
@@ -264,4 +264,6 @@ /** @this {Wrapper} */
   });
+};
 
-});
+eventPropertyNamesForElement.forEach(name => addEventPropertyWrapper(name));
+eventPropertyNamesForHTMLElement.forEach(name => addEventPropertyWrapper(name));
 
@@ -268,0 +270,0 @@ export {Wrapper};

No alert changes

Improved metrics

Total package byte prevSize

478734

increased by1.04%

Lines of code

4769

increased by0.97%

No dependency changes