@microsoft/fast-element - npm Package Compare versions

Comparing version 2.0.0-beta.8 to 2.0.0-beta.9

CHANGELOG.json

@@ -5,2 +5,17 @@ {
     {
+      "date": "Wed, 28 Sep 2022 20:45:51 GMT",
+      "tag": "@microsoft/fast-element_v2.0.0-beta.9",
+      "version": "2.0.0-beta.9",
+      "comments": {
+        "prerelease": [
+          {
+            "author": "[e-mail]",
+            "package": "@microsoft/fast-element",
+            "commit": "08fab33015853b7f820fdfdac2aecddfeb31843f",
+            "comment": "fix: ensure composed templates receive the existing execution context"
+          }
+        ]
+      }
+    },
+    {
       "date": "Tue, 27 Sep 2022 22:31:52 GMT",
@@ -7,0 +22,0 @@ "tag": "@microsoft/fast-element_v2.0.0-beta.8",

CHANGELOG.md

 # Change Log - @microsoft/fast-element
 
-This log was last generated on Tue, 27 Sep 2022 22:31:52 GMT and should not be manually modified.
+This log was last generated on Wed, 28 Sep 2022 20:45:51 GMT and should not be manually modified.
 
 <!-- Start content -->
 
+## 2.0.0-beta.9
+
+Wed, 28 Sep 2022 20:45:51 GMT
+
+### Changes
+
+- fix: ensure composed templates receive the existing execution context ([e-mail])
+
 ## 2.0.0-beta.8
@@ -8,0 +16,0 @@

dist/dts/templating/binding.d.ts

@@ -14,3 +14,3 @@ import { ExecutionContext, Expression, ExpressionObserver } from "../observation/observable.js";
      */
-    bind(source: any): void;
+    bind(source: any, context?: ExecutionContext): void;
     /**
@@ -17,0 +17,0 @@ * Unbinds a view's behaviors from its binding source and context.

dist/dts/templating/view.d.ts

 import type { Disposable } from "../interfaces.js";
-import { ExecutionContext } from "../observation/observable.js";
+import { ExecutionContext, SourceLifetime } from "../observation/observable.js";
 import type { ViewBehaviorFactory, ViewBehaviorTargets, ViewController } from "./html-directive.js";
@@ -21,3 +21,3 @@ /**
      */
-    bind(source: TSource): void;
+    bind(source: TSource, context?: ExecutionContext<TParent>): void;
     /**
@@ -77,8 +77,14 @@ * Unbinds a view's behaviors from its binding source and context.
     source: TSource | null;
+    /**
+     * Indicates whether the controller is bound.
+     */
     isBound: boolean;
-    selfContained: boolean;
     /**
+     * Indicates how the source's lifetime relates to the controller's lifetime.
+     */
+    readonly sourceLifetime: SourceLifetime;
+    /**
      * The execution context the view is running within.
      */
-    get context(): ExecutionContext<TParent>;
+    context: ExecutionContext<TParent>;
     /**
@@ -179,3 +185,3 @@ * The index of the current item within a repeat context.
      */
-    bind(source: TSource): void;
+    bind(source: TSource, context?: ExecutionContext<TParent>): void;
     /**
@@ -182,0 +188,0 @@ * Unbinds a view's behaviors from its binding source.

dist/esm/templating/binding.js

@@ -61,3 +61,3 @@ import { isFunction } from "../interfaces.js";
             view.isComposed = true;
-            view.bind(controller.source);
+            view.bind(controller.source, controller.context);
             view.insertBefore(target);
@@ -69,3 +69,3 @@ target.$fastView = view;
             view.needsBindOnly = false;
-            view.bind(controller.source);
+            view.bind(controller.source, controller.context);
         }
@@ -72,0 +72,0 @@ }

dist/esm/templating/view.js

@@ -1,2 +0,2 @@
-import { ExecutionContext, Observable } from "../observation/observable.js";
+import { ExecutionContext, Observable, SourceLifetime, } from "../observation/observable.js";
 function removeNodeSequence(firstNode, lastNode) {
@@ -33,5 +33,15 @@ const parent = firstNode.parentNode;
         this.source = null;
+        /**
+         * Indicates whether the controller is bound.
+         */
         this.isBound = false;
-        this.selfContained = false;
         /**
+         * Indicates how the source's lifetime relates to the controller's lifetime.
+         */
+        this.sourceLifetime = SourceLifetime.unknown;
+        /**
+         * The execution context the view is running within.
+         */
+        this.context = this;
+        /**
          * The index of the current item within a repeat context.
@@ -48,8 +58,2 @@ */
     /**
-     * The execution context the view is running within.
-     */
-    get context() {
-        return this;
-    }
-    /**
      * The current event within an event handler.
@@ -169,3 +173,3 @@ */
      */
-    bind(source) {
+    bind(source, context = this) {
         if (this.source === source) {
@@ -177,2 +181,3 @@ return;
             this.source = source;
+            this.context = context;
             this.behaviors = behaviors = new Array(this.factories.length);
@@ -192,2 +197,3 @@ const factories = this.factories;
             this.source = source;
+            this.context = context;
             for (let i = 0, ii = behaviors.length; i < ii; ++i) {
@@ -208,2 +214,3 @@ behaviors[i].bind(this);
         this.source = null;
+        this.context = this;
         this.isBound = false;
@@ -210,0 +217,0 @@ }

dist/fast-element.debug.min.js

@@ -1,1 +0,1 @@
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e=0,s=t.length;e<s;++e){const i=t[e].context;i.length=e,i.index=s}}refreshAllViews(e=!1){const t=this.items,s=this.template,i=this.location,n=this.bindView,r=this.controller;let o=t.length,l=this.views,a=l.length;if(0!==o&&!e&&this.directive.options.recycle||(je.disposeContiguousBatch(l),a=0),0===a){this.views=l=new Array(o);for(let e=0;e<o;++e){const o=s.create();n(o,t,e,r),l[e]=o,o.insertBefore(i)}}else{let e=0;for(;e<o;++e)if(e<a){n(l[e],t,e,r)}else{const o=s.create();n(o,t,e,r),l.push(o),o.insertBefore(i)}const h=l.splice(e,a-e);for(e=0,o=h.length;e<o;++e)h[e].dispose()}}unbindAllViews(){const e=this.views;for(let t=0,s=e.length;t<s;++t)e[t].unbind()}}class Ze{constructor(e,t,s){this.dataBinding=e,this.templateBinding=t,this.options=s,this.id=re(),_.enable()}createHTML(e){return oe.comment(e(this))}createBehavior(){return new Ye(this)}}function et(e,t,s=Ge){const i=Ae(e),n=Ae(t);return new Ze(i,n,Object.assign(Object.assign({},Ge),s))}ce.define(Ze);const tt=e=>1===e.nodeType,st=e=>e?t=>1===t.nodeType&&t.matches(e):tt;class it extends ge{constructor(){super(...arguments),this.sourceProperty=`${this.id}-s`}bind(e){const t=e.targets[this.nodeId];t[this.sourceProperty]=e.source,this.updateTarget(e.source,this.computeNodes(t)),this.observe(t),e.onUnbind(this)}unbind(e){const t=e.targets[this.nodeId];this.updateTarget(e.source,g),this.disconnect(t),t[this.sourceProperty]=null}getSource(e){return e[this.sourceProperty]}updateTarget(e,t){e[this.options.property]=t}computeNodes(e){let t=this.getNodes(e);return"filter"in this.options&&(t=t.filter(this.options.filter)),t}}class nt extends it{observe(e){e.addEventListener("slotchange",this)}disconnect(e){e.removeEventListener("slotchange",this)}getNodes(e){return e.assignedNodes(this.options)}handleEvent(e){const t=e.currentTarget;this.updateTarget(this.getSource(t),this.computeNodes(t))}}function rt(e){return y(e)&&(e={property:e}),new nt(e)}ce.define(nt);class ot extends it{constructor(e){super(e),this.observerProperty=`${this.id}-o`,this.handleEvent=(e,t)=>{const s=t.target;this.updateTarget(this.getSource(s),this.computeNodes(s))},e.childList=!0}observe(e){var t;const s=null!==(t=e[this.observerProperty])&&void 0!==t?t:e[this.observerProperty]=new MutationObserver(this.handleEvent);s.target=e,s.observe(e,this.options)}disconnect(e){const t=e[this.observerProperty];t.target=null,t.disconnect()}getNodes(e){return"selector"in this.options?Array.from(e.querySelectorAll(this.options.selector)):Array.from(e.childNodes)}}function lt(e){return y(e)&&(e={property:e}),new ot(e)}ce.define(ot);const at=Object.freeze({locate:b()}),ht={toView:e=>e?"true":"false",fromView:e=>null!=e&&"false"!==e&&!1!==e&&0!==e};function ct(e){if(null==e)return null;const t=1*e;return isNaN(t)?null:t}const dt={toView(e){const t=ct(e);return t?t.toString():t},fromView:ct};class ut{constructor(e,t,s=t.toLowerCase(),i="reflect",n){this.guards=new Set,this.Owner=e,this.name=t,this.attribute=s,this.mode=i,this.converter=n,this.fieldName=`_${t}`,this.callbackName=`${t}Changed`,this.hasCallback=this.callbackName in e.prototype,"boolean"===i&&void 0===n&&(this.converter=ht)}setValue(e,t){const s=e[this.fieldName],i=this.converter;void 0!==i&&(t=i.fromView(t)),s!==t&&(e[this.fieldName]=t,this.tryReflectToAttribute(e),this.hasCallback&&e[this.callbackName](s,t),e.$fastController.notify(this.name))}getValue(e){return S.track(e,this.name),e[this.fieldName]}onAttributeChangedCallback(e,t){this.guards.has(e)||(this.guards.add(e),this.setValue(e,t),this.guards.delete(e))}tryReflectToAttribute(e){const t=this.mode,s=this.guards;s.has(e)||"fromView"===t||m.enqueue((()=>{s.add(e);const i=e[this.fieldName];switch(t){case"reflect":const t=this.converter;Z.setAttribute(e,this.attribute,void 0!==t?t.toView(i):i);break;case"boolean":Z.setBooleanAttribute(e,this.attribute,i)}s.delete(e)}))}static collect(e,...t){const s=[];t.push(at.locate(e));for(let i=0,n=t.length;i<n;++i){const n=t[i];if(void 0!==n)for(let t=0,i=n.length;t<i;++t){const i=n[t];y(i)?s.push(new ut(e,i)):s.push(new ut(e,i.property,i.attribute,i.mode,i.converter))}}return s}}function ft(e,t){let s;function i(e,t){arguments.length>1&&(s.property=t),at.locate(e.constructor).push(s)}return arguments.length>1?(s={},void i(e,t)):(s=void 0===e?{}:e,i)}const gt={mode:"open"},pt={},bt=f.getById(4,(()=>p()));class vt{constructor(e,t=e.definition){var s;this.platformDefined=!1,y(t)&&(t={name:t}),this.type=e,this.name=t.name,this.template=t.template,this.registry=null!==(s=t.registry)&&void 0!==s?s:customElements;const i=e.prototype,n=ut.collect(e,t.attributes),r=new Array(n.length),o={},l={};for(let e=0,t=n.length;e<t;++e){const t=n[e];r[e]=t.attribute,o[t.name]=t,l[t.attribute]=t,S.defineProperty(i,t)}Reflect.defineProperty(e,"observedAttributes",{value:r,enumerable:!0}),this.attributes=n,this.propertyLookup=o,this.attributeLookup=l,this.shadowOptions=void 0===t.shadowOptions?gt:null===t.shadowOptions?void 0:Object.assign(Object.assign({},gt),t.shadowOptions),this.elementOptions=void 0===t.elementOptions?pt:Object.assign(Object.assign({},pt),t.elementOptions),this.styles=U.normalize(t.styles),bt.register(this)}get isDefined(){return this.platformDefined}define(e=this.registry){const t=this.type;return e.get(this.name)||(this.platformDefined=!0,e.define(this.name,t,this.elementOptions)),this}static compose(e,t){const s=bt.getByType(e);return new vt(s?class extends e{}:e,t)}}vt.getByType=bt.getByType,vt.getForInstance=bt.getForInstance;const yt={bubbles:!0,composed:!0,cancelable:!0},mt=new WeakMap;function wt(e){var t,s;return null!==(s=null!==(t=e.shadowRoot)&&void 0!==t?t:mt.get(e))&&void 0!==s?s:null}class Ct extends C{constructor(e,t){super(e),this.boundObservables=null,this.needsInitialization=!0,this.hasExistingShadowRoot=!1,this._template=null,this._isConnected=!1,this.behaviors=null,this._mainStyles=null,this.$fastController=this,this.view=null,this.source=e,this.definition=t;const s=t.shadowOptions;if(void 0!==s){let t=e.shadowRoot;t?this.hasExistingShadowRoot=!0:(t=e.attachShadow(s),"closed"===s.mode&&mt.set(e,t))}const i=S.getAccessors(e);if(i.length>0){const t=this.boundObservables=Object.create(null);for(let s=0,n=i.length;s<n;++s){const n=i[s].name,r=e[n];void 0!==r&&(delete e[n],t[n]=r)}}}get isConnected(){return S.track(this,"isConnected"),this._isConnected}setIsConnected(e){this._isConnected=e,S.notify(this,"isConnected")}get template(){var e;if(null===this._template){const t=this.definition;this.source.resolveTemplate?this._template=this.source.resolveTemplate():t.template&&(this._template=null!==(e=t.template)&&void 0!==e?e:null)}return this._template}set template(e){this._template!==e&&(this._template=e,this.needsInitialization||this.renderTemplate(e))}get mainStyles(){var e;if(null===this._mainStyles){const t=this.definition;this.source.resolveStyles?this._mainStyles=this.source.resolveStyles():t.styles&&(this._mainStyles=null!==(e=t.styles)&&void 0!==e?e:null)}return this._mainStyles}set mainStyles(e){this._mainStyles!==e&&(null!==this._mainStyles&&this.removeStyles(this._mainStyles),this._mainStyles=e,this.needsInitialization||this.addStyles(e))}addBehavior(e){var t,s;const i=null!==(t=this.behaviors)&&void 0!==t?t:this.behaviors=new Map,n=null!==(s=i.get(e))&&void 0!==s?s:0;0===n?(i.set(e,1),e.addedCallback&&e.addedCallback(this),e.connectedCallback&&this.isConnected&&e.connectedCallback(this)):i.set(e,n+1)}removeBehavior(e,t=!1){const s=this.behaviors;if(null===s)return;const i=s.get(e);void 0!==i&&(1===i||t?(s.delete(e),e.disconnectedCallback&&this.isConnected&&e.disconnectedCallback(this),e.removedCallback&&e.removedCallback(this)):s.set(e,i-1))}addStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=wt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.append(e);else if(!e.isAttachedTo(i)){const t=e.behaviors;if(e.addStylesTo(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}removeStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=wt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.removeChild(e);else if(e.isAttachedTo(i)){const t=e.behaviors;if(e.removeStylesFrom(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}connect(){if(this._isConnected)return;this.needsInitialization?this.finishInitialization():null!==this.view&&this.view.bind(this.source);const e=this.behaviors;if(null!==e)for(const t of e.keys())t.connectedCallback&&t.connectedCallback(this);this.setIsConnected(!0)}disconnect(){if(!this._isConnected)return;this.setIsConnected(!1),null!==this.view&&this.view.unbind();const e=this.behaviors;if(null!==e)for(const t of e.keys())t.disconnectedCallback&&t.disconnectedCallback(this)}onAttributeChangedCallback(e,t,s){const i=this.definition.attributeLookup[e];void 0!==i&&i.onAttributeChangedCallback(this.source,s)}emit(e,t,s){return!!this._isConnected&&this.source.dispatchEvent(new CustomEvent(e,Object.assign(Object.assign({detail:t},yt),s)))}finishInitialization(){const e=this.source,t=this.boundObservables;if(null!==t){const s=Object.keys(t);for(let i=0,n=s.length;i<n;++i){const n=s[i];e[n]=t[n]}this.boundObservables=null}this.renderTemplate(this.template),this.addStyles(this.mainStyles),this.needsInitialization=!1}renderTemplate(e){var t;const s=this.source,i=null!==(t=wt(s))&&void 0!==t?t:s;if(null!==this.view)this.view.dispose(),this.view=null;else if(!this.needsInitialization||this.hasExistingShadowRoot){this.hasExistingShadowRoot=!1;for(let e=i.firstChild;null!==e;e=i.firstChild)i.removeChild(e)}e&&(this.view=e.render(s,i,s),this.view.sourceLifetime=T.coupled)}static forCustomElement(e){const t=e.$fastController;if(void 0!==t)return t;const s=vt.getForInstance(e);if(void 0===s)throw f.error(1401);return e.$fastController=new Ct(e,s)}}function Tt(e){return class extends e{constructor(){super(),Ct.forCustomElement(this)}$emit(e,t,s){return this.$fastController.emit(e,t,s)}connectedCallback(){this.$fastController.connect()}disconnectedCallback(){this.$fastController.disconnect()}attributeChangedCallback(e,t,s){this.$fastController.onAttributeChangedCallback(e,t,s)}}}function St(e,t){return v(e)?vt.compose(e,t).define().type:vt.compose(this,e).define().type}const xt=Object.assign(Tt(HTMLElement),{from:function(e){return Tt(e)},define:St,compose:function(e,t){return v(e)?vt.compose(e,t):vt.compose(this,e)}});function Ot(e){return function(t){St(t,e)}}export{q as AdoptedStyleSheetsStrategy,_ as ArrayObserver,fe as Aspect,at as AttributeConfiguration,ut as AttributeDefinition,ue as Binding,W as CSSDirective,ot as ChildrenDirective,Re as Compiler,Z as DOM,Ct as ElementController,U as ElementStyles,B as ExecutionContext,f as FAST,xt as FASTElement,vt as FASTElementDefinition,Te as HTMLBindingDirective,ce as HTMLDirective,je as HTMLView,oe as Markup,it as NodeObservationDirective,S as Observable,le as Parser,C as PropertyChangeNotifier,Qe as RefDirective,Ye as RepeatBehavior,Ze as RepeatDirective,nt as SlottedDirective,T as SourceLifetime,j as Splice,F as SpliceStrategy,k as SpliceStrategySupport,ge as StatelessAttachedAttributeDirective,w as SubscriberSet,m as Updates,ae as ViewBehaviorOrchestrator,De as ViewTemplate,ft as attr,Se as bind,ht as booleanConverter,lt as children,b as createMetadataLocator,p as createTypeRegistry,J as css,K as cssDirective,Y as cssPartial,Ot as customElement,st as elements,g as emptyArray,qe as html,de as htmlDirective,P as lengthOf,Oe as listener,Ae as normalizeBinding,dt as nullableNumberConverter,x as observable,xe as oneTime,We as ref,et as repeat,rt as slotted,O as volatile,Ke as when};
+!function(){if("undefined"==typeof globalThis)if("undefined"!=typeof global)global.globalThis=global;else if("undefined"!=typeof self)self.globalThis=self;else if("undefined"!=typeof window)window.globalThis=window;else{const e=new Function("return this")();e.globalThis=e}}(),globalThis.trustedTypes||(globalThis.trustedTypes={createPolicy:(e,t)=>t});const e={configurable:!1,enumerable:!1,writable:!1};void 0===globalThis.FAST&&Reflect.defineProperty(globalThis,"FAST",Object.assign({value:Object.create(null)},e));const t=globalThis.FAST;if(void 0===t.getById){const s=Object.create(null);Reflect.defineProperty(t,"getById",Object.assign({value(e,t){let i=s[e];return void 0===i&&(i=t?s[e]=t():null),i}},e))}const s=Array.isArray(document.adoptedStyleSheets)&&"replace"in CSSStyleSheet.prototype;function i(e){return e===document?document.body:e}let n=0;class r{constructor(e){this.styles=e,this.styleClass="fast-"+ ++n}addStylesTo(e){e=i(e);const t=this.styles,s=this.styleClass;for(let i=0;i<t.length;i++){const n=document.createElement("style");n.innerHTML=t[i],n.className=s,e.append(n)}}removeStylesFrom(e){const t=e.querySelectorAll(`.${this.styleClass}`);e=i(e);for(let s=0,i=t.length;s<i;++s)e.removeChild(t[s])}}s||t.getById(5,(()=>r)),void 0===globalThis.FAST&&Reflect.defineProperty(globalThis,"FAST",{value:Object.create(null),configurable:!1,enumerable:!1,writable:!1});const o=globalThis.FAST,l={1101:"Must call enableArrayObservation before observing arrays.",1201:"The HTML policy can only be set once.",1202:"To bind innerHTML, you must use a TrustedTypesPolicy.",1203:"View=>Model update skipped. To use twoWay binding, the target property must be observable.",1204:"No host element is present. Cannot bind host with ${name}.",1205:"The requested binding behavior is not supported by the binding engine.",1401:"Missing FASTElement definition.",1501:"No registration for Context/Interface '${name}'.",1502:"Dependency injection resolver for '${key}' returned a null factory.",1503:"Invalid dependency injection resolver strategy specified '${strategy}'.",1504:"Unable to autoregister dependency.",1505:"Unable to resolve dependency injection key '${key}'.",1506:"'${name}' is a native function and therefore cannot be safely constructed by DI. If this is intentional, please use a callback or cachedCallback resolver.",1507:"Attempted to jitRegister something that is not a constructor '${value}'. Did you forget to register this dependency?",1508:"Attempted to jitRegister an intrinsic type '${value}'. Did you forget to add @inject(Key)?",1509:"Attempted to jitRegister an interface '${value}'.",1510:"A valid resolver was not returned from the register method.",1511:"Key/value cannot be null or undefined. Are you trying to inject/register something that doesn't exist with DI?",1512:"'${key}' not registered. Did you forget to add @singleton()?",1513:"Cyclic dependency found '${name}'.",1514:"Injected properties that are updated on changes to DOM connectivity require the target object to be an instance of FASTElement."},a=/(\$\{\w+?})/g,h=/\$\{(\w+?)}/g,c=Object.freeze({});function d(e,t){return e.split(a).map((e=>{var s;const i=e.replace(h,"$1");return String(null!==(s=t[i])&&void 0!==s?s:e)})).join("")}Object.assign(o,{addMessages(e){Object.assign(l,e)},warn(e,t=c){var s;const i=null!==(s=l[e])&&void 0!==s?s:"Unknown Warning";console.warn(d(i,t))},error(e,t=c){var s;const i=null!==(s=l[e])&&void 0!==s?s:"Unknown Error";return new Error(d(i,t))}});const u={configurable:!1,enumerable:!1,writable:!1};void 0===globalThis.FAST&&Reflect.defineProperty(globalThis,"FAST",Object.assign({value:Object.create(null)},u));const f=globalThis.FAST;if(void 0===f.getById){const e=Object.create(null);Reflect.defineProperty(f,"getById",Object.assign({value(t,s){let i=e[t];return void 0===i&&(i=s?e[t]=s():null),i}},u))}void 0===f.error&&Object.assign(f,{warn(){},error:e=>new Error(`Error ${e}`),addMessages(){}});const g=Object.freeze([]);function p(){const e=new Map;return Object.freeze({register:t=>!e.has(t.type)&&(e.set(t.type,t),!0),getByType:t=>e.get(t),getForInstance(t){if(null!=t)return e.get(t.constructor)}})}function b(){const e=new WeakMap;return function(t){let s=e.get(t);if(void 0===s){let i=Reflect.getPrototypeOf(t);for(;void 0===s&&null!==i;)s=e.get(i),i=Reflect.getPrototypeOf(i);s=void 0===s?[]:s.slice(0),e.set(t,s)}return s}}const v=e=>"function"==typeof e,y=e=>"string"==typeof e,m=f.getById(1,(()=>{const e=[],t=[],s=globalThis.requestAnimationFrame;let i=!0;function n(){if(t.length)throw t.shift()}function r(s){try{s.call()}catch(s){if(!i)throw e.length=0,s;t.push(s),setTimeout(n,0)}}function o(){let t=0;for(;t<e.length;)if(r(e[t]),t++,t>1024){for(let s=0,i=e.length-t;s<i;s++)e[s]=e[s+t];e.length-=t,t=0}e.length=0}function l(t){e.push(t),e.length<2&&(i?s(o):o())}return Object.freeze({enqueue:l,next:()=>new Promise(l),process:o,setMode:e=>i=e})}));class w{constructor(e,t){this.sub1=void 0,this.sub2=void 0,this.spillover=void 0,this.subject=e,this.sub1=t}has(e){return void 0===this.spillover?this.sub1===e||this.sub2===e:-1!==this.spillover.indexOf(e)}subscribe(e){const t=this.spillover;if(void 0===t){if(this.has(e))return;if(void 0===this.sub1)return void(this.sub1=e);if(void 0===this.sub2)return void(this.sub2=e);this.spillover=[this.sub1,this.sub2,e],this.sub1=void 0,this.sub2=void 0}else{-1===t.indexOf(e)&&t.push(e)}}unsubscribe(e){const t=this.spillover;if(void 0===t)this.sub1===e?this.sub1=void 0:this.sub2===e&&(this.sub2=void 0);else{const s=t.indexOf(e);-1!==s&&t.splice(s,1)}}notify(e){const t=this.spillover,s=this.subject;if(void 0===t){const t=this.sub1,i=this.sub2;void 0!==t&&t.handleChange(s,e),void 0!==i&&i.handleChange(s,e)}else for(let i=0,n=t.length;i<n;++i)t[i].handleChange(s,e)}}class 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e=0,s=t.length;e<s;++e){const i=t[e].context;i.length=e,i.index=s}}refreshAllViews(e=!1){const t=this.items,s=this.template,i=this.location,n=this.bindView,r=this.controller;let o=t.length,l=this.views,a=l.length;if(0!==o&&!e&&this.directive.options.recycle||(je.disposeContiguousBatch(l),a=0),0===a){this.views=l=new Array(o);for(let e=0;e<o;++e){const o=s.create();n(o,t,e,r),l[e]=o,o.insertBefore(i)}}else{let e=0;for(;e<o;++e)if(e<a){n(l[e],t,e,r)}else{const o=s.create();n(o,t,e,r),l.push(o),o.insertBefore(i)}const h=l.splice(e,a-e);for(e=0,o=h.length;e<o;++e)h[e].dispose()}}unbindAllViews(){const e=this.views;for(let t=0,s=e.length;t<s;++t)e[t].unbind()}}class Ze{constructor(e,t,s){this.dataBinding=e,this.templateBinding=t,this.options=s,this.id=re(),_.enable()}createHTML(e){return oe.comment(e(this))}createBehavior(){return new Ye(this)}}function et(e,t,s=Ge){const i=Ae(e),n=Ae(t);return new Ze(i,n,Object.assign(Object.assign({},Ge),s))}ce.define(Ze);const 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Set,this.Owner=e,this.name=t,this.attribute=s,this.mode=i,this.converter=n,this.fieldName=`_${t}`,this.callbackName=`${t}Changed`,this.hasCallback=this.callbackName in e.prototype,"boolean"===i&&void 0===n&&(this.converter=ht)}setValue(e,t){const s=e[this.fieldName],i=this.converter;void 0!==i&&(t=i.fromView(t)),s!==t&&(e[this.fieldName]=t,this.tryReflectToAttribute(e),this.hasCallback&&e[this.callbackName](s,t),e.$fastController.notify(this.name))}getValue(e){return x.track(e,this.name),e[this.fieldName]}onAttributeChangedCallback(e,t){this.guards.has(e)||(this.guards.add(e),this.setValue(e,t),this.guards.delete(e))}tryReflectToAttribute(e){const t=this.mode,s=this.guards;s.has(e)||"fromView"===t||m.enqueue((()=>{s.add(e);const i=e[this.fieldName];switch(t){case"reflect":const t=this.converter;Z.setAttribute(e,this.attribute,void 0!==t?t.toView(i):i);break;case"boolean":Z.setBooleanAttribute(e,this.attribute,i)}s.delete(e)}))}static collect(e,...t){const s=[];t.push(at.locate(e));for(let i=0,n=t.length;i<n;++i){const n=t[i];if(void 0!==n)for(let t=0,i=n.length;t<i;++t){const i=n[t];y(i)?s.push(new ut(e,i)):s.push(new ut(e,i.property,i.attribute,i.mode,i.converter))}}return s}}function ft(e,t){let s;function i(e,t){arguments.length>1&&(s.property=t),at.locate(e.constructor).push(s)}return arguments.length>1?(s={},void i(e,t)):(s=void 0===e?{}:e,i)}const gt={mode:"open"},pt={},bt=f.getById(4,(()=>p()));class vt{constructor(e,t=e.definition){var s;this.platformDefined=!1,y(t)&&(t={name:t}),this.type=e,this.name=t.name,this.template=t.template,this.registry=null!==(s=t.registry)&&void 0!==s?s:customElements;const i=e.prototype,n=ut.collect(e,t.attributes),r=new Array(n.length),o={},l={};for(let e=0,t=n.length;e<t;++e){const t=n[e];r[e]=t.attribute,o[t.name]=t,l[t.attribute]=t,x.defineProperty(i,t)}Reflect.defineProperty(e,"observedAttributes",{value:r,enumerable:!0}),this.attributes=n,this.propertyLookup=o,this.attributeLookup=l,this.shadowOptions=void 0===t.shadowOptions?gt:null===t.shadowOptions?void 0:Object.assign(Object.assign({},gt),t.shadowOptions),this.elementOptions=void 0===t.elementOptions?pt:Object.assign(Object.assign({},pt),t.elementOptions),this.styles=U.normalize(t.styles),bt.register(this)}get isDefined(){return this.platformDefined}define(e=this.registry){const t=this.type;return e.get(this.name)||(this.platformDefined=!0,e.define(this.name,t,this.elementOptions)),this}static compose(e,t){const s=bt.getByType(e);return new vt(s?class extends e{}:e,t)}}vt.getByType=bt.getByType,vt.getForInstance=bt.getForInstance;const yt={bubbles:!0,composed:!0,cancelable:!0},mt=new WeakMap;function wt(e){var t,s;return null!==(s=null!==(t=e.shadowRoot)&&void 0!==t?t:mt.get(e))&&void 0!==s?s:null}class Ct extends C{constructor(e,t){super(e),this.boundObservables=null,this.needsInitialization=!0,this.hasExistingShadowRoot=!1,this._template=null,this._isConnected=!1,this.behaviors=null,this._mainStyles=null,this.$fastController=this,this.view=null,this.source=e,this.definition=t;const s=t.shadowOptions;if(void 0!==s){let t=e.shadowRoot;t?this.hasExistingShadowRoot=!0:(t=e.attachShadow(s),"closed"===s.mode&&mt.set(e,t))}const i=x.getAccessors(e);if(i.length>0){const t=this.boundObservables=Object.create(null);for(let s=0,n=i.length;s<n;++s){const n=i[s].name,r=e[n];void 0!==r&&(delete e[n],t[n]=r)}}}get isConnected(){return x.track(this,"isConnected"),this._isConnected}setIsConnected(e){this._isConnected=e,x.notify(this,"isConnected")}get template(){var e;if(null===this._template){const t=this.definition;this.source.resolveTemplate?this._template=this.source.resolveTemplate():t.template&&(this._template=null!==(e=t.template)&&void 0!==e?e:null)}return this._template}set template(e){this._template!==e&&(this._template=e,this.needsInitialization||this.renderTemplate(e))}get mainStyles(){var e;if(null===this._mainStyles){const t=this.definition;this.source.resolveStyles?this._mainStyles=this.source.resolveStyles():t.styles&&(this._mainStyles=null!==(e=t.styles)&&void 0!==e?e:null)}return this._mainStyles}set mainStyles(e){this._mainStyles!==e&&(null!==this._mainStyles&&this.removeStyles(this._mainStyles),this._mainStyles=e,this.needsInitialization||this.addStyles(e))}addBehavior(e){var t,s;const i=null!==(t=this.behaviors)&&void 0!==t?t:this.behaviors=new Map,n=null!==(s=i.get(e))&&void 0!==s?s:0;0===n?(i.set(e,1),e.addedCallback&&e.addedCallback(this),e.connectedCallback&&this.isConnected&&e.connectedCallback(this)):i.set(e,n+1)}removeBehavior(e,t=!1){const s=this.behaviors;if(null===s)return;const i=s.get(e);void 0!==i&&(1===i||t?(s.delete(e),e.disconnectedCallback&&this.isConnected&&e.disconnectedCallback(this),e.removedCallback&&e.removedCallback(this)):s.set(e,i-1))}addStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=wt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.append(e);else if(!e.isAttachedTo(i)){const t=e.behaviors;if(e.addStylesTo(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}removeStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=wt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.removeChild(e);else if(e.isAttachedTo(i)){const t=e.behaviors;if(e.removeStylesFrom(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}connect(){if(this._isConnected)return;this.needsInitialization?this.finishInitialization():null!==this.view&&this.view.bind(this.source);const e=this.behaviors;if(null!==e)for(const t of e.keys())t.connectedCallback&&t.connectedCallback(this);this.setIsConnected(!0)}disconnect(){if(!this._isConnected)return;this.setIsConnected(!1),null!==this.view&&this.view.unbind();const e=this.behaviors;if(null!==e)for(const t of e.keys())t.disconnectedCallback&&t.disconnectedCallback(this)}onAttributeChangedCallback(e,t,s){const i=this.definition.attributeLookup[e];void 0!==i&&i.onAttributeChangedCallback(this.source,s)}emit(e,t,s){return!!this._isConnected&&this.source.dispatchEvent(new CustomEvent(e,Object.assign(Object.assign({detail:t},yt),s)))}finishInitialization(){const e=this.source,t=this.boundObservables;if(null!==t){const s=Object.keys(t);for(let i=0,n=s.length;i<n;++i){const n=s[i];e[n]=t[n]}this.boundObservables=null}this.renderTemplate(this.template),this.addStyles(this.mainStyles),this.needsInitialization=!1}renderTemplate(e){var t;const s=this.source,i=null!==(t=wt(s))&&void 0!==t?t:s;if(null!==this.view)this.view.dispose(),this.view=null;else if(!this.needsInitialization||this.hasExistingShadowRoot){this.hasExistingShadowRoot=!1;for(let e=i.firstChild;null!==e;e=i.firstChild)i.removeChild(e)}e&&(this.view=e.render(s,i,s),this.view.sourceLifetime=T.coupled)}static forCustomElement(e){const t=e.$fastController;if(void 0!==t)return t;const s=vt.getForInstance(e);if(void 0===s)throw f.error(1401);return e.$fastController=new Ct(e,s)}}function Tt(e){return class extends e{constructor(){super(),Ct.forCustomElement(this)}$emit(e,t,s){return this.$fastController.emit(e,t,s)}connectedCallback(){this.$fastController.connect()}disconnectedCallback(){this.$fastController.disconnect()}attributeChangedCallback(e,t,s){this.$fastController.onAttributeChangedCallback(e,t,s)}}}function xt(e,t){return v(e)?vt.compose(e,t).define().type:vt.compose(this,e).define().type}const St=Object.assign(Tt(HTMLElement),{from:function(e){return Tt(e)},define:xt,compose:function(e,t){return v(e)?vt.compose(e,t):vt.compose(this,e)}});function Ot(e){return 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dist/fast-element.min.js

@@ -1,1 +0,1 @@
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s=[];t.push(st.locate(e));for(let i=0,n=t.length;i<n;++i){const n=t[i];if(void 0!==n)for(let t=0,i=n.length;t<i;++t){const i=n[t];u(i)?s.push(new ot(e,i)):s.push(new ot(e,i.property,i.attribute,i.mode,i.converter))}}return s}}function lt(e,t){let s;function i(e,t){arguments.length>1&&(s.property=t),st.locate(e.constructor).push(s)}return arguments.length>1?(s={},void i(e,t)):(s=void 0===e?{}:e,i)}const at={mode:"open"},ht={},ct=l.getById(4,(()=>h()));class dt{constructor(e,t=e.definition){var s;this.platformDefined=!1,u(t)&&(t={name:t}),this.type=e,this.name=t.name,this.template=t.template,this.registry=null!==(s=t.registry)&&void 0!==s?s:customElements;const i=e.prototype,n=ot.collect(e,t.attributes),r=new Array(n.length),o={},l={};for(let e=0,t=n.length;e<t;++e){const 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bt extends b{constructor(e,t){super(e),this.boundObservables=null,this.needsInitialization=!0,this.hasExistingShadowRoot=!1,this._template=null,this._isConnected=!1,this.behaviors=null,this._mainStyles=null,this.$fastController=this,this.view=null,this.source=e,this.definition=t;const s=t.shadowOptions;if(void 0!==s){let t=e.shadowRoot;t?this.hasExistingShadowRoot=!0:(t=e.attachShadow(s),"closed"===s.mode&&ft.set(e,t))}const i=v.getAccessors(e);if(i.length>0){const t=this.boundObservables=Object.create(null);for(let s=0,n=i.length;s<n;++s){const n=i[s].name,r=e[n];void 0!==r&&(delete e[n],t[n]=r)}}}get isConnected(){return v.track(this,"isConnected"),this._isConnected}setIsConnected(e){this._isConnected=e,v.notify(this,"isConnected")}get template(){var e;if(null===this._template){const t=this.definition;this.source.resolveTemplate?this._template=this.source.resolveTemplate():t.template&&(this._template=null!==(e=t.template)&&void 0!==e?e:null)}return this._template}set template(e){this._template!==e&&(this._template=e,this.needsInitialization||this.renderTemplate(e))}get mainStyles(){var e;if(null===this._mainStyles){const t=this.definition;this.source.resolveStyles?this._mainStyles=this.source.resolveStyles():t.styles&&(this._mainStyles=null!==(e=t.styles)&&void 0!==e?e:null)}return this._mainStyles}set mainStyles(e){this._mainStyles!==e&&(null!==this._mainStyles&&this.removeStyles(this._mainStyles),this._mainStyles=e,this.needsInitialization||this.addStyles(e))}addBehavior(e){var t,s;const i=null!==(t=this.behaviors)&&void 0!==t?t:this.behaviors=new Map,n=null!==(s=i.get(e))&&void 0!==s?s:0;0===n?(i.set(e,1),e.addedCallback&&e.addedCallback(this),e.connectedCallback&&this.isConnected&&e.connectedCallback(this)):i.set(e,n+1)}removeBehavior(e,t=!1){const s=this.behaviors;if(null===s)return;const i=s.get(e);void 0!==i&&(1===i||t?(s.delete(e),e.disconnectedCallback&&this.isConnected&&e.disconnectedCallback(this),e.removedCallback&&e.removedCallback(this)):s.set(e,i-1))}addStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=pt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.append(e);else if(!e.isAttachedTo(i)){const t=e.behaviors;if(e.addStylesTo(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}removeStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=pt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.removeChild(e);else if(e.isAttachedTo(i)){const t=e.behaviors;if(e.removeStylesFrom(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}connect(){if(this._isConnected)return;this.needsInitialization?this.finishInitialization():null!==this.view&&this.view.bind(this.source);const e=this.behaviors;if(null!==e)for(const t of e.keys())t.connectedCallback&&t.connectedCallback(this);this.setIsConnected(!0)}disconnect(){if(!this._isConnected)return;this.setIsConnected(!1),null!==this.view&&this.view.unbind();const e=this.behaviors;if(null!==e)for(const t of e.keys())t.disconnectedCallback&&t.disconnectedCallback(this)}onAttributeChangedCallback(e,t,s){const i=this.definition.attributeLookup[e];void 0!==i&&i.onAttributeChangedCallback(this.source,s)}emit(e,t,s){return!!this._isConnected&&this.source.dispatchEvent(new CustomEvent(e,Object.assign(Object.assign({detail:t},ut),s)))}finishInitialization(){const e=this.source,t=this.boundObservables;if(null!==t){const s=Object.keys(t);for(let i=0,n=s.length;i<n;++i){const n=s[i];e[n]=t[n]}this.boundObservables=null}this.renderTemplate(this.template),this.addStyles(this.mainStyles),this.needsInitialization=!1}renderTemplate(e){var t;const s=this.source,i=null!==(t=pt(s))&&void 0!==t?t:s;if(null!==this.view)this.view.dispose(),this.view=null;else if(!this.needsInitialization||this.hasExistingShadowRoot){this.hasExistingShadowRoot=!1;for(let e=i.firstChild;null!==e;e=i.firstChild)i.removeChild(e)}e&&(this.view=e.render(s,i,s),this.view.sourceLifetime=g.coupled)}static forCustomElement(e){const t=e.$fastController;if(void 0!==t)return t;const s=dt.getForInstance(e);if(void 0===s)throw l.error(1401);return e.$fastController=new bt(e,s)}}function gt(e){return class extends e{constructor(){super(),bt.forCustomElement(this)}$emit(e,t,s){return this.$fastController.emit(e,t,s)}connectedCallback(){this.$fastController.connect()}disconnectedCallback(){this.$fastController.disconnect()}attributeChangedCallback(e,t,s){this.$fastController.onAttributeChangedCallback(e,t,s)}}}function vt(e,t){return d(e)?dt.compose(e,t).define().type:dt.compose(this,e).define().type}const yt=Object.assign(gt(HTMLElement),{from:function(e){return gt(e)},define:vt,compose:function(e,t){return d(e)?dt.compose(e,t):dt.compose(this,e)}});function mt(e){return function(t){vt(t,e)}}export{M as AdoptedStyleSheetsStrategy,E as ArrayObserver,le as Aspect,st as AttributeConfiguration,ot as AttributeDefinition,oe as Binding,R as CSSDirective,et as ChildrenDirective,_e as Compiler,W as DOM,bt as ElementController,L as ElementStyles,C as ExecutionContext,l as FAST,yt as FASTElement,dt as FASTElementDefinition,ge as HTMLBindingDirective,ne as HTMLDirective,xe as HTMLView,ee as Markup,Xe as NodeObservationDirective,v as Observable,te as Parser,b as PropertyChangeNotifier,Pe as RefDirective,Qe as RepeatBehavior,We as RepeatDirective,Ye as SlottedDirective,g as SourceLifetime,x as Splice,j as SpliceStrategy,T as SpliceStrategySupport,ae as StatelessAttachedAttributeDirective,p as SubscriberSet,f as Updates,se as ViewBehaviorOrchestrator,ze as ViewTemplate,lt as attr,ve as bind,it as booleanConverter,tt as children,c as createMetadataLocator,h as createTypeRegistry,U as css,H as cssDirective,Q as cssPartial,mt as customElement,Ke as elements,a as emptyArray,Me as html,re as htmlDirective,N as lengthOf,me as listener,we as normalizeBinding,rt as nullableNumberConverter,y as observable,ye as oneTime,Re as ref,Ge as repeat,Ze as slotted,m as volatile,He as when};
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i=ze.exec(t);return null!==i&&le.assign(e,i[2]),e.createHTML(s)}function Me(e,...t){let s="";const i=Object.create(null),n=e=>{var t;const s=null!==(t=e.id)&&void 0!==t?t:e.id=Z();return i[s]=e,s};for(let i=0,r=e.length-1;i<r;++i){const r=e[i],o=t[i];let l;if(s+=r,d(o))s+=Fe(new ge(ve(o)),r,n);else if(u(o)){const e=ze.exec(r);if(null!==e){const t=new ge(ye((()=>o)));le.assign(t,e[2]),s+=t.createHTML(n)}else s+=o}else o instanceof oe?s+=Fe(new ge(o),r,n):void 0===(l=ne.getForInstance(o))?s+=Fe(new ge(ye((()=>o))),r,n):l.aspected?s+=Fe(o,r,n):s+=o.createHTML(n)}return new _e(s+e[e.length-1],i)}class Pe extends ae{bind(e){e.source[this.options]=e.targets[this.nodeId]}}ne.define(Pe);const Re=e=>new Pe(e);function He(e,t){const s=d(e)?e:()=>e,i=d(t)?t:()=>t;return(e,t)=>s(e,t)?i(e,t):null}const De=Object.freeze({positioning:!1,recycle:!0});function Ue(e,t,s,i){e.context.parent=i.source,e.context.parentContext=i.context,e.bind(t[s])}function qe(e,t,s,i){e.context.parent=i.source,e.context.parentContext=i.context,e.context.length=t.length,e.context.index=s,e.bind(t[s])}class Qe{constructor(e){this.directive=e,this.views=[],this.items=null,this.itemsObserver=null,this.bindView=Ue,this.itemsBindingObserver=e.dataBinding.createObserver(e,this),this.templateBindingObserver=e.templateBinding.createObserver(e,this),e.options.positioning&&(this.bindView=qe)}bind(e){this.location=e.targets[this.directive.nodeId],this.controller=e,this.items=this.itemsBindingObserver.bind(e),this.template=this.templateBindingObserver.bind(e),this.observeItems(!0),this.refreshAllViews(),e.onUnbind(this)}unbind(){null!==this.itemsObserver&&this.itemsObserver.unsubscribe(this),this.unbindAllViews()}handleChange(e,t){if(t===this.itemsBindingObserver)this.items=this.itemsBindingObserver.bind(this.controller),this.observeItems(),this.refreshAllViews();else if(t===this.templateBindingObserver)this.template=this.templateBindingObserver.bind(this.controller),this.refreshAllViews(!0);else{if(!t[0])return;t[0].reset?this.refreshAllViews():this.updateViews(t)}}observeItems(e=!1){if(!this.items)return void(this.items=a);const t=this.itemsObserver,s=this.itemsObserver=v.getNotifier(this.items),i=t!==s;i&&null!==t&&t.unsubscribe(this),(i||e)&&s.subscribe(this)}updateViews(e){const t=this.views,s=this.bindView,i=this.items,n=this.template,r=this.controller,o=this.directive.options.recycle,l=[];let a=0,h=0;for(let c=0,d=e.length;c<d;++c){const d=e[c],u=d.removed;let f=0,p=d.index;const b=p+d.addedCount,g=t.splice(d.index,u.length),v=h=l.length+g.length;for(;p<b;++p){const e=t[p],c=e?e.firstChild:this.location;let d;o&&h>0?(f<=v&&g.length>0?(d=g[f],f++):(d=l[a],a++),h--):d=n.create(),t.splice(p,0,d),s(d,i,p,r),d.insertBefore(c)}g[f]&&l.push(...g.slice(f))}for(let e=a,t=l.length;e<t;++e)l[e].dispose();if(this.directive.options.positioning)for(let e=0,s=t.length;e<s;++e){const i=t[e].context;i.length=e,i.index=s}}refreshAllViews(e=!1){const t=this.items,s=this.template,i=this.location,n=this.bindView,r=this.controller;let o=t.length,l=this.views,a=l.length;if(0!==o&&!e&&this.directive.options.recycle||(xe.disposeContiguousBatch(l),a=0),0===a){this.views=l=new Array(o);for(let e=0;e<o;++e){const o=s.create();n(o,t,e,r),l[e]=o,o.insertBefore(i)}}else{let e=0;for(;e<o;++e)if(e<a){n(l[e],t,e,r)}else{const o=s.create();n(o,t,e,r),l.push(o),o.insertBefore(i)}const h=l.splice(e,a-e);for(e=0,o=h.length;e<o;++e)h[e].dispose()}}unbindAllViews(){const e=this.views;for(let t=0,s=e.length;t<s;++t)e[t].unbind()}}class We{constructor(e,t,s){this.dataBinding=e,this.templateBinding=t,this.options=s,this.id=Z(),E.enable()}createHTML(e){return ee.comment(e(this))}createBehavior(){return new Qe(this)}}function Ge(e,t,s=De){const i=we(e),n=we(t);return new We(i,n,Object.assign(Object.assign({},De),s))}ne.define(We);const Je=e=>1===e.nodeType,Ke=e=>e?t=>1===t.nodeType&&t.matches(e):Je;class Xe extends ae{constructor(){super(...arguments),this.sourceProperty=`${this.id}-s`}bind(e){const t=e.targets[this.nodeId];t[this.sourceProperty]=e.source,this.updateTarget(e.source,this.computeNodes(t)),this.observe(t),e.onUnbind(this)}unbind(e){const t=e.targets[this.nodeId];this.updateTarget(e.source,a),this.disconnect(t),t[this.sourceProperty]=null}getSource(e){return e[this.sourceProperty]}updateTarget(e,t){e[this.options.property]=t}computeNodes(e){let t=this.getNodes(e);return"filter"in this.options&&(t=t.filter(this.options.filter)),t}}class Ye extends Xe{observe(e){e.addEventListener("slotchange",this)}disconnect(e){e.removeEventListener("slotchange",this)}getNodes(e){return e.assignedNodes(this.options)}handleEvent(e){const t=e.currentTarget;this.updateTarget(this.getSource(t),this.computeNodes(t))}}function Ze(e){return u(e)&&(e={property:e}),new Ye(e)}ne.define(Ye);class et extends Xe{constructor(e){super(e),this.observerProperty=`${this.id}-o`,this.handleEvent=(e,t)=>{const s=t.target;this.updateTarget(this.getSource(s),this.computeNodes(s))},e.childList=!0}observe(e){var t;const s=null!==(t=e[this.observerProperty])&&void 0!==t?t:e[this.observerProperty]=new MutationObserver(this.handleEvent);s.target=e,s.observe(e,this.options)}disconnect(e){const t=e[this.observerProperty];t.target=null,t.disconnect()}getNodes(e){return"selector"in this.options?Array.from(e.querySelectorAll(this.options.selector)):Array.from(e.childNodes)}}function tt(e){return u(e)&&(e={property:e}),new et(e)}ne.define(et);const st=Object.freeze({locate:c()}),it={toView:e=>e?"true":"false",fromView:e=>null!=e&&"false"!==e&&!1!==e&&0!==e};function nt(e){if(null==e)return null;const t=1*e;return isNaN(t)?null:t}const rt={toView(e){const t=nt(e);return t?t.toString():t},fromView:nt};class ot{constructor(e,t,s=t.toLowerCase(),i="reflect",n){this.guards=new Set,this.Owner=e,this.name=t,this.attribute=s,this.mode=i,this.converter=n,this.fieldName=`_${t}`,this.callbackName=`${t}Changed`,this.hasCallback=this.callbackName in e.prototype,"boolean"===i&&void 0===n&&(this.converter=it)}setValue(e,t){const s=e[this.fieldName],i=this.converter;void 0!==i&&(t=i.fromView(t)),s!==t&&(e[this.fieldName]=t,this.tryReflectToAttribute(e),this.hasCallback&&e[this.callbackName](s,t),e.$fastController.notify(this.name))}getValue(e){return v.track(e,this.name),e[this.fieldName]}onAttributeChangedCallback(e,t){this.guards.has(e)||(this.guards.add(e),this.setValue(e,t),this.guards.delete(e))}tryReflectToAttribute(e){const t=this.mode,s=this.guards;s.has(e)||"fromView"===t||f.enqueue((()=>{s.add(e);const i=e[this.fieldName];switch(t){case"reflect":const t=this.converter;W.setAttribute(e,this.attribute,void 0!==t?t.toView(i):i);break;case"boolean":W.setBooleanAttribute(e,this.attribute,i)}s.delete(e)}))}static collect(e,...t){const s=[];t.push(st.locate(e));for(let i=0,n=t.length;i<n;++i){const n=t[i];if(void 0!==n)for(let t=0,i=n.length;t<i;++t){const i=n[t];u(i)?s.push(new ot(e,i)):s.push(new ot(e,i.property,i.attribute,i.mode,i.converter))}}return s}}function lt(e,t){let s;function i(e,t){arguments.length>1&&(s.property=t),st.locate(e.constructor).push(s)}return arguments.length>1?(s={},void i(e,t)):(s=void 0===e?{}:e,i)}const at={mode:"open"},ht={},ct=l.getById(4,(()=>h()));class dt{constructor(e,t=e.definition){var s;this.platformDefined=!1,u(t)&&(t={name:t}),this.type=e,this.name=t.name,this.template=t.template,this.registry=null!==(s=t.registry)&&void 0!==s?s:customElements;const i=e.prototype,n=ot.collect(e,t.attributes),r=new Array(n.length),o={},l={};for(let e=0,t=n.length;e<t;++e){const t=n[e];r[e]=t.attribute,o[t.name]=t,l[t.attribute]=t,v.defineProperty(i,t)}Reflect.defineProperty(e,"observedAttributes",{value:r,enumerable:!0}),this.attributes=n,this.propertyLookup=o,this.attributeLookup=l,this.shadowOptions=void 0===t.shadowOptions?at:null===t.shadowOptions?void 0:Object.assign(Object.assign({},at),t.shadowOptions),this.elementOptions=void 0===t.elementOptions?ht:Object.assign(Object.assign({},ht),t.elementOptions),this.styles=F.normalize(t.styles),ct.register(this)}get isDefined(){return this.platformDefined}define(e=this.registry){const t=this.type;return e.get(this.name)||(this.platformDefined=!0,e.define(this.name,t,this.elementOptions)),this}static compose(e,t){const s=ct.getByType(e);return new dt(s?class extends e{}:e,t)}}dt.getByType=ct.getByType,dt.getForInstance=ct.getForInstance;const ut={bubbles:!0,composed:!0,cancelable:!0},ft=new WeakMap;function pt(e){var t,s;return null!==(s=null!==(t=e.shadowRoot)&&void 0!==t?t:ft.get(e))&&void 0!==s?s:null}class bt extends b{constructor(e,t){super(e),this.boundObservables=null,this.needsInitialization=!0,this.hasExistingShadowRoot=!1,this._template=null,this._isConnected=!1,this.behaviors=null,this._mainStyles=null,this.$fastController=this,this.view=null,this.source=e,this.definition=t;const s=t.shadowOptions;if(void 0!==s){let t=e.shadowRoot;t?this.hasExistingShadowRoot=!0:(t=e.attachShadow(s),"closed"===s.mode&&ft.set(e,t))}const i=v.getAccessors(e);if(i.length>0){const t=this.boundObservables=Object.create(null);for(let s=0,n=i.length;s<n;++s){const n=i[s].name,r=e[n];void 0!==r&&(delete e[n],t[n]=r)}}}get isConnected(){return v.track(this,"isConnected"),this._isConnected}setIsConnected(e){this._isConnected=e,v.notify(this,"isConnected")}get template(){var e;if(null===this._template){const t=this.definition;this.source.resolveTemplate?this._template=this.source.resolveTemplate():t.template&&(this._template=null!==(e=t.template)&&void 0!==e?e:null)}return this._template}set template(e){this._template!==e&&(this._template=e,this.needsInitialization||this.renderTemplate(e))}get mainStyles(){var e;if(null===this._mainStyles){const t=this.definition;this.source.resolveStyles?this._mainStyles=this.source.resolveStyles():t.styles&&(this._mainStyles=null!==(e=t.styles)&&void 0!==e?e:null)}return this._mainStyles}set mainStyles(e){this._mainStyles!==e&&(null!==this._mainStyles&&this.removeStyles(this._mainStyles),this._mainStyles=e,this.needsInitialization||this.addStyles(e))}addBehavior(e){var t,s;const i=null!==(t=this.behaviors)&&void 0!==t?t:this.behaviors=new Map,n=null!==(s=i.get(e))&&void 0!==s?s:0;0===n?(i.set(e,1),e.addedCallback&&e.addedCallback(this),e.connectedCallback&&this.isConnected&&e.connectedCallback(this)):i.set(e,n+1)}removeBehavior(e,t=!1){const s=this.behaviors;if(null===s)return;const i=s.get(e);void 0!==i&&(1===i||t?(s.delete(e),e.disconnectedCallback&&this.isConnected&&e.disconnectedCallback(this),e.removedCallback&&e.removedCallback(this)):s.set(e,i-1))}addStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=pt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.append(e);else if(!e.isAttachedTo(i)){const t=e.behaviors;if(e.addStylesTo(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}removeStyles(e){var t;if(!e)return;const s=this.source,i=null!==(t=pt(s))&&void 0!==t?t:s.getRootNode();if(e instanceof HTMLElement)i.removeChild(e);else if(e.isAttachedTo(i)){const t=e.behaviors;if(e.removeStylesFrom(i),null!==t)for(let e=0,s=t.length;e<s;++e)this.addBehavior(t[e])}}connect(){if(this._isConnected)return;this.needsInitialization?this.finishInitialization():null!==this.view&&this.view.bind(this.source);const e=this.behaviors;if(null!==e)for(const t of e.keys())t.connectedCallback&&t.connectedCallback(this);this.setIsConnected(!0)}disconnect(){if(!this._isConnected)return;this.setIsConnected(!1),null!==this.view&&this.view.unbind();const e=this.behaviors;if(null!==e)for(const t of e.keys())t.disconnectedCallback&&t.disconnectedCallback(this)}onAttributeChangedCallback(e,t,s){const i=this.definition.attributeLookup[e];void 0!==i&&i.onAttributeChangedCallback(this.source,s)}emit(e,t,s){return!!this._isConnected&&this.source.dispatchEvent(new CustomEvent(e,Object.assign(Object.assign({detail:t},ut),s)))}finishInitialization(){const e=this.source,t=this.boundObservables;if(null!==t){const s=Object.keys(t);for(let i=0,n=s.length;i<n;++i){const n=s[i];e[n]=t[n]}this.boundObservables=null}this.renderTemplate(this.template),this.addStyles(this.mainStyles),this.needsInitialization=!1}renderTemplate(e){var t;const s=this.source,i=null!==(t=pt(s))&&void 0!==t?t:s;if(null!==this.view)this.view.dispose(),this.view=null;else if(!this.needsInitialization||this.hasExistingShadowRoot){this.hasExistingShadowRoot=!1;for(let e=i.firstChild;null!==e;e=i.firstChild)i.removeChild(e)}e&&(this.view=e.render(s,i,s),this.view.sourceLifetime=g.coupled)}static forCustomElement(e){const t=e.$fastController;if(void 0!==t)return t;const s=dt.getForInstance(e);if(void 0===s)throw l.error(1401);return e.$fastController=new bt(e,s)}}function gt(e){return class extends e{constructor(){super(),bt.forCustomElement(this)}$emit(e,t,s){return this.$fastController.emit(e,t,s)}connectedCallback(){this.$fastController.connect()}disconnectedCallback(){this.$fastController.disconnect()}attributeChangedCallback(e,t,s){this.$fastController.onAttributeChangedCallback(e,t,s)}}}function vt(e,t){return d(e)?dt.compose(e,t).define().type:dt.compose(this,e).define().type}const yt=Object.assign(gt(HTMLElement),{from:function(e){return gt(e)},define:vt,compose:function(e,t){return d(e)?dt.compose(e,t):dt.compose(this,e)}});function mt(e){return function(t){vt(t,e)}}export{M as AdoptedStyleSheetsStrategy,E as ArrayObserver,le as Aspect,st as AttributeConfiguration,ot as AttributeDefinition,oe as Binding,R as CSSDirective,et as ChildrenDirective,Le as Compiler,W as DOM,bt as ElementController,F as ElementStyles,C as ExecutionContext,l as FAST,yt as FASTElement,dt as FASTElementDefinition,ge as HTMLBindingDirective,ne as HTMLDirective,xe as HTMLView,ee as Markup,Xe as NodeObservationDirective,v as Observable,te as Parser,b as PropertyChangeNotifier,Pe as RefDirective,Qe as RepeatBehavior,We as RepeatDirective,Ye as SlottedDirective,g as SourceLifetime,x as Splice,j as SpliceStrategy,T as SpliceStrategySupport,ae as StatelessAttachedAttributeDirective,p as SubscriberSet,f as Updates,se as ViewBehaviorOrchestrator,_e as ViewTemplate,lt as attr,ve as bind,it as booleanConverter,tt as children,c as createMetadataLocator,h as createTypeRegistry,U as css,H as cssDirective,Q as cssPartial,mt as customElement,Ke as elements,a as emptyArray,Me as html,re as htmlDirective,N as lengthOf,me as listener,we as normalizeBinding,rt as nullableNumberConverter,y as observable,ye as oneTime,Re as ref,Ge as repeat,Ze as slotted,m as volatile,He as when};

docs/api-report.md

@@ -188,3 +188,3 @@ ## API Report File for "@microsoft/fast-element"
 export interface ContentView {
-    bind(source: any): void;
+    bind(source: any, context?: ExecutionContext): void;
     // (undocumented)
@@ -503,4 +503,4 @@ readonly context: ExecutionContext;
     appendTo(node: Node): void;
-    bind(source: TSource): void;
-    get context(): ExecutionContext<TParent>;
+    bind(source: TSource, context?: ExecutionContext<TParent>): void;
+    context: ExecutionContext<TParent>;
     dispose(): void;
@@ -514,3 +514,2 @@ static disposeContiguousBatch(views: SyntheticView[]): void;
     insertBefore(node: Node): void;
-    // (undocumented)
     isBound: boolean;
@@ -531,5 +530,4 @@ get isEven(): boolean;
     remove(): void;
-    // (undocumented)
-    selfContained: boolean;
     source: TSource | null;
+    readonly sourceLifetime: SourceLifetime;
     // (undocumented)
@@ -877,3 +875,3 @@ readonly targets: ViewBehaviorTargets;
 export interface View<TSource = any, TParent = any> extends Disposable {
-    bind(source: TSource): void;
+    bind(source: TSource, context?: ExecutionContext<TParent>): void;
     readonly context: ExecutionContext<TParent>;
@@ -880,0 +878,0 @@ readonly source: TSource | null;

package.json

 {
   "name": "@microsoft/fast-element",
   "description": "A library for constructing Web Components",
-  "version": "2.0.0-beta.8",
+  "version": "2.0.0-beta.9",
   "author": {
@@ -6,0 +6,0 @@ "name": "Microsoft",

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Total package byte prevSize

1804568

increased by0.28%

Lines of code

44582

increased by0.26%

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