microbit-web-components
Version:
Web Components library for micro:bit
1,238 lines (1,218 loc) • 53 kB
JavaScript
'use strict';
function _interopNamespace(e) {
if (e && e.__esModule) { return e; } else {
var n = {};
if (e) {
Object.keys(e).forEach(function (k) {
var d = Object.getOwnPropertyDescriptor(e, k);
Object.defineProperty(n, k, d.get ? d : {
enumerable: true,
get: function () {
return e[k];
}
});
});
}
n['default'] = e;
return n;
}
}
const BUILD = {"allRenderFn":false,"cmpDidLoad":false,"cmpDidUnload":false,"cmpDidUpdate":false,"cmpDidRender":false,"cmpWillLoad":false,"cmpWillUpdate":false,"cmpWillRender":false,"connectedCallback":false,"disconnectedCallback":false,"element":false,"event":false,"hasRenderFn":true,"lifecycle":false,"hostListener":false,"hostListenerTargetWindow":false,"hostListenerTargetDocument":false,"hostListenerTargetBody":false,"hostListenerTargetParent":false,"hostListenerTarget":false,"member":true,"method":false,"mode":false,"noVdomRender":false,"observeAttribute":true,"prop":true,"propBoolean":false,"propNumber":true,"propString":true,"propMutable":true,"reflect":false,"scoped":false,"shadowDom":false,"slot":true,"slotRelocation":true,"state":true,"style":false,"svg":false,"updatable":true,"vdomAttribute":true,"vdomClass":true,"vdomFunctional":true,"vdomKey":true,"vdomListener":true,"vdomRef":true,"vdomRender":true,"vdomStyle":true,"vdomText":true,"watchCallback":true,"taskQueue":true,"lazyLoad":true,"hydrateServerSide":false,"cssVarShim":true,"hydrateClientSide":false,"isDebug":false,"isDev":false,"lifecycleDOMEvents":false,"profile":false,"hotModuleReplacement":false,"constructableCSS":true,"cssAnnotations":true};
const NAMESPACE = 'microbit';
const win = window;
const doc = document;
const plt = {
$flags$: 0,
$resourcesUrl$: '',
jmp: (h) => h(),
raf: (h) => requestAnimationFrame(h),
ael: (el, eventName, listener, opts) => el.addEventListener(eventName, listener, opts),
rel: (el, eventName, listener, opts) => el.removeEventListener(eventName, listener, opts),
};
const supportsShadowDom = false;
const hostRefs = new WeakMap();
const getHostRef = (ref) => hostRefs.get(ref);
const registerInstance = (lazyInstance, hostRef) => hostRefs.set(hostRef.$lazyInstance$ = lazyInstance, hostRef);
const registerHost = (elm) => {
{
const hostRef = {
$flags$: 0,
$hostElement$: elm,
$instanceValues$: new Map()
};
hostRef.$onReadyPromise$ = new Promise(r => hostRef.$onReadyResolve$ = r);
return hostRefs.set(elm, hostRef);
}
};
const isMemberInElement = (elm, memberName) => memberName in elm;
const consoleError = (e) => console.error(e);
const moduleCache = /*@__PURE__*/ new Map();
const loadModule = (cmpMeta, hostRef, hmrVersionId) => {
// loadModuleImport
const exportName = cmpMeta.$tagName$.replace(/-/g, '_');
const bundleId = ( cmpMeta.$lazyBundleIds$);
const module = moduleCache.get(bundleId) ;
if (module) {
return module[exportName];
}
return new Promise(function (resolve) { resolve(_interopNamespace(require(
/* webpackInclude: /\.entry\.js$/ */
/* webpackExclude: /\.system\.entry\.js$/ */
/* webpackMode: "lazy" */
`./${bundleId}.entry.js${ ''}`))); }).then(importedModule => {
{
moduleCache.set(bundleId, importedModule);
}
return importedModule[exportName];
}, consoleError);
};
const cssVarShim = /*@__PURE__*/ win.__stencil_cssshim ;
let queueCongestion = 0;
let queuePending = false;
const queueDomReads = [];
const queueDomWrites = [];
const queueDomWritesLow = [];
const queueTask = (queue, write) => (cb) => {
queue.push(cb);
if (!queuePending) {
queuePending = true;
if (write && plt.$flags$ & 4 /* queueSync */) {
nextTick(flush);
}
else {
plt.raf(flush);
}
}
};
const consume = (queue) => {
for (let i = 0; i < queue.length; i++) {
try {
queue[i](performance.now());
}
catch (e) {
consoleError(e);
}
}
queue.length = 0;
};
const consumeTimeout = (queue, timeout) => {
let i = 0;
let ts = 0;
while (i < queue.length && (ts = performance.now()) < timeout) {
try {
queue[i++](ts);
}
catch (e) {
consoleError(e);
}
}
if (i === queue.length) {
queue.length = 0;
}
else if (i !== 0) {
queue.splice(0, i);
}
};
const flush = () => {
queueCongestion++;
// always force a bunch of medium callbacks to run, but still have
// a throttle on how many can run in a certain time
// DOM READS!!!
consume(queueDomReads);
const timeout = (plt.$flags$ & 6 /* queueMask */) === 2 /* appLoaded */
? performance.now() + (10 * Math.ceil(queueCongestion * (1.0 / 22.0)))
: Infinity;
// DOM WRITES!!!
consumeTimeout(queueDomWrites, timeout);
consumeTimeout(queueDomWritesLow, timeout);
if (queueDomWrites.length > 0) {
queueDomWritesLow.push(...queueDomWrites);
queueDomWrites.length = 0;
}
if (queuePending = ((queueDomReads.length + queueDomWrites.length + queueDomWritesLow.length) > 0)) {
// still more to do yet, but we've run out of time
// let's let this thing cool off and try again in the next tick
plt.raf(flush);
}
else {
queueCongestion = 0;
}
};
const nextTick = /*@__PURE__*/ (cb) => Promise.resolve().then(cb);
const writeTask = /*@__PURE__*/ queueTask(queueDomWrites, true);
/**
* Default style mode id
*/
/**
* Reusable empty obj/array
* Don't add values to these!!
*/
const EMPTY_OBJ = {};
const isDef = (v) => v != null;
const toLowerCase = (str) => str.toLowerCase();
const isComplexType = (o) => ['object', 'function'].includes(typeof o);
function getDynamicImportFunction(namespace) {
return `__sc_import_${namespace.replace(/\s|-/g, '_')}`;
}
const patchEsm = () => {
// @ts-ignore
if (!(win.CSS && win.CSS.supports && win.CSS.supports('color', 'var(--c)'))) {
// @ts-ignore
return new Promise(function (resolve) { resolve(require('./css-shim-3ea8955c-8b902b6b.js')); });
}
return Promise.resolve();
};
const patchBrowser = async () => {
// @ts-ignore
const importMeta = (typeof document === 'undefined' ? new (require('u' + 'rl').URL)('file:' + __filename).href : (document.currentScript && document.currentScript.src || new URL('chunk-0d894813.js', document.baseURI).href));
if (importMeta !== '') {
return Promise.resolve(new URL('.', importMeta).href);
}
else {
const scriptElm = Array.from(doc.querySelectorAll('script')).find(s => (s.src.includes(`/${NAMESPACE}.esm.js`) ||
s.getAttribute('data-namespace') === NAMESPACE));
const resourcesUrl = new URL('.', new URL(scriptElm.getAttribute('data-resources-url') || scriptElm.src, win.location.href));
patchDynamicImport(resourcesUrl.href);
if (!window.customElements) {
// @ts-ignore
await new Promise(function (resolve) { resolve(require('./dom-860d8016-0ebf8707.js')); });
}
return resourcesUrl.href;
}
};
const patchDynamicImport = (base) => {
const importFunctionName = getDynamicImportFunction(NAMESPACE);
try {
win[importFunctionName] = new Function('w', 'return import(w);');
}
catch (e) {
const moduleMap = new Map();
win[importFunctionName] = (src) => {
const url = new URL(src, base).href;
let mod = moduleMap.get(url);
if (!mod) {
const script = doc.createElement('script');
script.type = 'module';
script.src = URL.createObjectURL(new Blob([`import * as m from '${url}'; window.${importFunctionName}.m = m;`], { type: 'application/javascript' }));
mod = new Promise(resolve => {
script.onload = () => {
resolve(win[importFunctionName].m);
script.remove();
};
});
moduleMap.set(url, mod);
doc.head.appendChild(script);
}
return mod;
};
}
};
const HYDRATED_CLASS = 'hydrated';
/**
* Production h() function based on Preact by
* Jason Miller (@developit)
* Licensed under the MIT License
* https://github.com/developit/preact/blob/master/LICENSE
*
* Modified for Stencil's compiler and vdom
*/
// const stack: any[] = [];
// export function h(nodeName: string | d.FunctionalComponent, vnodeData: d.PropsType, child?: d.ChildType): d.VNode;
// export function h(nodeName: string | d.FunctionalComponent, vnodeData: d.PropsType, ...children: d.ChildType[]): d.VNode;
const h = (nodeName, vnodeData, ...children) => {
let child = null;
let simple = false;
let lastSimple = false;
let key;
let slotName;
let vNodeChildren = [];
const walk = (c) => {
for (let i = 0; i < c.length; i++) {
child = c[i];
if (Array.isArray(child)) {
walk(child);
}
else if (child != null && typeof child !== 'boolean') {
if (simple = typeof nodeName !== 'function' && !isComplexType(child)) {
child = String(child);
}
if (simple && lastSimple) {
// If the previous child was simple (string), we merge both
vNodeChildren[vNodeChildren.length - 1].$text$ += child;
}
else {
// Append a new vNode, if it's text, we create a text vNode
vNodeChildren.push(simple ? { $flags$: 0, $text$: child } : child);
}
lastSimple = simple;
}
}
};
walk(children);
if ( vnodeData) {
// normalize class / classname attributes
{
key = vnodeData.key || undefined;
}
{
slotName = vnodeData.name;
}
{
const classData = vnodeData.className || vnodeData.class;
if (classData) {
vnodeData.class = typeof classData !== 'object'
? classData
: Object.keys(classData)
.filter(k => classData[k])
.join(' ');
}
}
}
if ( typeof nodeName === 'function') {
// nodeName is a functional component
return nodeName(vnodeData, vNodeChildren, vdomFnUtils);
}
const vnode = {
$flags$: 0,
$tag$: nodeName,
$children$: vNodeChildren.length > 0 ? vNodeChildren : null,
$elm$: undefined,
$attrs$: vnodeData,
};
{
vnode.$key$ = key;
}
{
vnode.$name$ = slotName;
}
return vnode;
};
const Host = {};
const isHost = (node) => {
return node && node.$tag$ === Host;
};
const vdomFnUtils = {
'forEach': (children, cb) => children.map(convertToPublic).forEach(cb),
'map': (children, cb) => children.map(convertToPublic).map(cb).map(convertToPrivate)
};
const convertToPublic = (node) => {
return {
vattrs: node.$attrs$,
vchildren: node.$children$,
vkey: node.$key$,
vname: node.$name$,
vtag: node.$tag$,
vtext: node.$text$
};
};
const convertToPrivate = (node) => {
return {
$flags$: 0,
$attrs$: node.vattrs,
$children$: node.vchildren,
$key$: node.vkey,
$name$: node.vname,
$tag$: node.vtag,
$text$: node.vtext
};
};
/**
* Production setAccessor() function based on Preact by
* Jason Miller (@developit)
* Licensed under the MIT License
* https://github.com/developit/preact/blob/master/LICENSE
*
* Modified for Stencil's compiler and vdom
*/
const setAccessor = (elm, memberName, oldValue, newValue, isSvg, flags) => {
if (oldValue === newValue) {
return;
}
if ( memberName === 'class' && !isSvg) {
// Class
{
const oldList = parseClassList(oldValue);
const baseList = parseClassList(elm.className).filter(item => !oldList.includes(item));
elm.className = baseList.concat(parseClassList(newValue).filter(item => !baseList.includes(item))).join(' ');
}
}
else if ( memberName === 'style') {
// update style attribute, css properties and values
{
for (const prop in oldValue) {
if (!newValue || newValue[prop] == null) {
if ( prop.includes('-')) {
elm.style.removeProperty(prop);
}
else {
elm.style[prop] = '';
}
}
}
}
for (const prop in newValue) {
if (!oldValue || newValue[prop] !== oldValue[prop]) {
if ( prop.includes('-')) {
elm.style.setProperty(prop, newValue[prop]);
}
else {
elm.style[prop] = newValue[prop];
}
}
}
}
else if ( memberName === 'key') ;
else if ( memberName === 'ref') {
// minifier will clean this up
if (newValue) {
newValue(elm);
}
}
else if ( memberName.startsWith('on') && !isMemberInElement(elm, memberName)) {
// Event Handlers
// so if the member name starts with "on" and the 3rd characters is
// a capital letter, and it's not already a member on the element,
// then we're assuming it's an event listener
if (isMemberInElement(elm, toLowerCase(memberName))) {
// standard event
// the JSX attribute could have been "onMouseOver" and the
// member name "onmouseover" is on the element's prototype
// so let's add the listener "mouseover", which is all lowercased
memberName = toLowerCase(memberName.substring(2));
}
else {
// custom event
// the JSX attribute could have been "onMyCustomEvent"
// so let's trim off the "on" prefix and lowercase the first character
// and add the listener "myCustomEvent"
// except for the first character, we keep the event name case
memberName = toLowerCase(memberName[2]) + memberName.substring(3);
}
if (oldValue) {
plt.rel(elm, memberName, oldValue, false);
}
if (newValue) {
plt.ael(elm, memberName, newValue, false);
}
}
else {
// Set property if it exists and it's not a SVG
const isProp = isMemberInElement(elm, memberName);
const isComplex = isComplexType(newValue);
if ((isProp || (isComplex && newValue !== null)) && !isSvg) {
try {
elm[memberName] = newValue == null && elm.tagName.indexOf('-') === -1 ? '' : newValue;
}
catch (e) { }
}
if (newValue == null || newValue === false) {
{
elm.removeAttribute(memberName);
}
}
else if ((!isProp || (flags & 4 /* isHost */) || isSvg) && !isComplex) {
newValue = newValue === true ? '' : newValue.toString();
{
elm.setAttribute(memberName, newValue);
}
}
}
};
const parseClassList = (value) => (!value) ? [] : value.split(' ');
const updateElement = (oldVnode, newVnode, isSvgMode, memberName) => {
// if the element passed in is a shadow root, which is a document fragment
// then we want to be adding attrs/props to the shadow root's "host" element
// if it's not a shadow root, then we add attrs/props to the same element
const elm = (newVnode.$elm$.nodeType === 11 /* DocumentFragment */ && newVnode.$elm$.host) ? newVnode.$elm$.host : newVnode.$elm$;
const oldVnodeAttrs = (oldVnode && oldVnode.$attrs$) || EMPTY_OBJ;
const newVnodeAttrs = newVnode.$attrs$ || EMPTY_OBJ;
{
// remove attributes no longer present on the vnode by setting them to undefined
for (memberName in oldVnodeAttrs) {
if (newVnodeAttrs[memberName] == null && oldVnodeAttrs[memberName] != null) {
setAccessor(elm, memberName, oldVnodeAttrs[memberName], undefined, isSvgMode, newVnode.$flags$);
}
}
}
// add new & update changed attributes
for (memberName in newVnodeAttrs) {
setAccessor(elm, memberName, oldVnodeAttrs[memberName], newVnodeAttrs[memberName], isSvgMode, newVnode.$flags$);
}
};
let scopeId;
let contentRef;
let hostTagName;
let useNativeShadowDom = false;
let checkSlotFallbackVisibility = false;
let checkSlotRelocate = false;
let isSvgMode = false;
const createElm = (oldParentVNode, newParentVNode, childIndex, parentElm) => {
// tslint:disable-next-line: prefer-const
let newVNode = newParentVNode.$children$[childIndex];
let i = 0;
let elm;
let childNode;
let oldVNode;
if ( !useNativeShadowDom) {
// remember for later we need to check to relocate nodes
checkSlotRelocate = true;
if (newVNode.$tag$ === 'slot') {
if (scopeId) {
// scoped css needs to add its scoped id to the parent element
parentElm.classList.add(scopeId + '-s');
}
if (!newVNode.$children$) {
// slot element does not have fallback content
// create an html comment we'll use to always reference
// where actual slot content should sit next to
newVNode.$flags$ |= 1 /* isSlotReference */;
}
else {
// slot element has fallback content
// still create an element that "mocks" the slot element
newVNode.$flags$ |= 2 /* isSlotFallback */;
}
}
}
if (isDef(newVNode.$text$)) {
// create text node
newVNode.$elm$ = doc.createTextNode(newVNode.$text$);
}
else if ( newVNode.$flags$ & 1 /* isSlotReference */) {
// create a slot reference node
newVNode.$elm$ = doc.createTextNode('');
}
else {
// create element
elm = newVNode.$elm$ = ( doc.createElement(( newVNode.$flags$ & 2 /* isSlotFallback */) ? 'slot-fb' : newVNode.$tag$));
// add css classes, attrs, props, listeners, etc.
{
updateElement(null, newVNode, isSvgMode);
}
if (newVNode.$children$) {
for (i = 0; i < newVNode.$children$.length; ++i) {
// create the node
childNode = createElm(oldParentVNode, newVNode, i, elm);
// return node could have been null
if (childNode) {
// append our new node
elm.appendChild(childNode);
}
}
}
}
{
newVNode.$elm$['s-hn'] = hostTagName;
if (newVNode.$flags$ & (2 /* isSlotFallback */ | 1 /* isSlotReference */)) {
// remember the content reference comment
newVNode.$elm$['s-sr'] = true;
// remember the content reference comment
newVNode.$elm$['s-cr'] = contentRef;
// remember the slot name, or empty string for default slot
newVNode.$elm$['s-sn'] = newVNode.$name$ || '';
// check if we've got an old vnode for this slot
oldVNode = oldParentVNode && oldParentVNode.$children$ && oldParentVNode.$children$[childIndex];
if (oldVNode && oldVNode.$tag$ === newVNode.$tag$ && oldParentVNode.$elm$) {
// we've got an old slot vnode and the wrapper is being replaced
// so let's move the old slot content back to it's original location
putBackInOriginalLocation(oldParentVNode.$elm$, false);
}
}
}
return newVNode.$elm$;
};
const putBackInOriginalLocation = (parentElm, recursive) => {
plt.$flags$ |= 1 /* isTmpDisconnected */;
const oldSlotChildNodes = parentElm.childNodes;
for (let i = oldSlotChildNodes.length - 1; i >= 0; i--) {
const childNode = oldSlotChildNodes[i];
if (childNode['s-hn'] !== hostTagName && childNode['s-ol']) {
// // this child node in the old element is from another component
// // remove this node from the old slot's parent
// childNode.remove();
// and relocate it back to it's original location
parentReferenceNode(childNode).insertBefore(childNode, referenceNode(childNode));
// remove the old original location comment entirely
// later on the patch function will know what to do
// and move this to the correct spot in need be
childNode['s-ol'].remove();
childNode['s-ol'] = undefined;
checkSlotRelocate = true;
}
if (recursive) {
putBackInOriginalLocation(childNode, recursive);
}
}
plt.$flags$ &= ~1 /* isTmpDisconnected */;
};
const addVnodes = (parentElm, before, parentVNode, vnodes, startIdx, endIdx) => {
let containerElm = (( parentElm['s-cr'] && parentElm['s-cr'].parentNode) || parentElm);
let childNode;
for (; startIdx <= endIdx; ++startIdx) {
if (vnodes[startIdx]) {
childNode = createElm(null, parentVNode, startIdx, parentElm);
if (childNode) {
vnodes[startIdx].$elm$ = childNode;
containerElm.insertBefore(childNode, referenceNode(before) );
}
}
}
};
const removeVnodes = (vnodes, startIdx, endIdx, elm) => {
for (; startIdx <= endIdx; ++startIdx) {
if (isDef(vnodes[startIdx])) {
elm = vnodes[startIdx].$elm$;
callNodeRefs(vnodes[startIdx], true);
{
// we're removing this element
// so it's possible we need to show slot fallback content now
checkSlotFallbackVisibility = true;
if (elm['s-ol']) {
// remove the original location comment
elm['s-ol'].remove();
}
else {
// it's possible that child nodes of the node
// that's being removed are slot nodes
putBackInOriginalLocation(elm, true);
}
}
// remove the vnode's element from the dom
elm.remove();
}
}
};
const updateChildren = (parentElm, oldCh, newVNode, newCh) => {
let oldStartIdx = 0;
let newStartIdx = 0;
let idxInOld = 0;
let i = 0;
let oldEndIdx = oldCh.length - 1;
let oldStartVnode = oldCh[0];
let oldEndVnode = oldCh[oldEndIdx];
let newEndIdx = newCh.length - 1;
let newStartVnode = newCh[0];
let newEndVnode = newCh[newEndIdx];
let node;
let elmToMove;
while (oldStartIdx <= oldEndIdx && newStartIdx <= newEndIdx) {
if (oldStartVnode == null) {
// Vnode might have been moved left
oldStartVnode = oldCh[++oldStartIdx];
}
else if (oldEndVnode == null) {
oldEndVnode = oldCh[--oldEndIdx];
}
else if (newStartVnode == null) {
newStartVnode = newCh[++newStartIdx];
}
else if (newEndVnode == null) {
newEndVnode = newCh[--newEndIdx];
}
else if (isSameVnode(oldStartVnode, newStartVnode)) {
patch(oldStartVnode, newStartVnode);
oldStartVnode = oldCh[++oldStartIdx];
newStartVnode = newCh[++newStartIdx];
}
else if (isSameVnode(oldEndVnode, newEndVnode)) {
patch(oldEndVnode, newEndVnode);
oldEndVnode = oldCh[--oldEndIdx];
newEndVnode = newCh[--newEndIdx];
}
else if (isSameVnode(oldStartVnode, newEndVnode)) {
// Vnode moved right
if ( (oldStartVnode.$tag$ === 'slot' || newEndVnode.$tag$ === 'slot')) {
putBackInOriginalLocation(oldStartVnode.$elm$.parentNode, false);
}
patch(oldStartVnode, newEndVnode);
parentElm.insertBefore(oldStartVnode.$elm$, oldEndVnode.$elm$.nextSibling);
oldStartVnode = oldCh[++oldStartIdx];
newEndVnode = newCh[--newEndIdx];
}
else if (isSameVnode(oldEndVnode, newStartVnode)) {
// Vnode moved left
if ( (oldStartVnode.$tag$ === 'slot' || newEndVnode.$tag$ === 'slot')) {
putBackInOriginalLocation(oldEndVnode.$elm$.parentNode, false);
}
patch(oldEndVnode, newStartVnode);
parentElm.insertBefore(oldEndVnode.$elm$, oldStartVnode.$elm$);
oldEndVnode = oldCh[--oldEndIdx];
newStartVnode = newCh[++newStartIdx];
}
else {
// createKeyToOldIdx
idxInOld = -1;
{
for (i = oldStartIdx; i <= oldEndIdx; ++i) {
if (oldCh[i] && isDef(oldCh[i].$key$) && oldCh[i].$key$ === newStartVnode.$key$) {
idxInOld = i;
break;
}
}
}
if ( idxInOld >= 0) {
elmToMove = oldCh[idxInOld];
if (elmToMove.$tag$ !== newStartVnode.$tag$) {
node = createElm(oldCh && oldCh[newStartIdx], newVNode, idxInOld, parentElm);
}
else {
patch(elmToMove, newStartVnode);
oldCh[idxInOld] = undefined;
node = elmToMove.$elm$;
}
newStartVnode = newCh[++newStartIdx];
}
else {
// new element
node = createElm(oldCh && oldCh[newStartIdx], newVNode, newStartIdx, parentElm);
newStartVnode = newCh[++newStartIdx];
}
if (node) {
{
parentReferenceNode(oldStartVnode.$elm$).insertBefore(node, referenceNode(oldStartVnode.$elm$));
}
}
}
}
if (oldStartIdx > oldEndIdx) {
addVnodes(parentElm, (newCh[newEndIdx + 1] == null ? null : newCh[newEndIdx + 1].$elm$), newVNode, newCh, newStartIdx, newEndIdx);
}
else if ( newStartIdx > newEndIdx) {
removeVnodes(oldCh, oldStartIdx, oldEndIdx);
}
};
const isSameVnode = (vnode1, vnode2) => {
// compare if two vnode to see if they're "technically" the same
// need to have the same element tag, and same key to be the same
if (vnode1.$tag$ === vnode2.$tag$) {
if ( vnode1.$tag$ === 'slot') {
return vnode1.$name$ === vnode2.$name$;
}
{
return vnode1.$key$ === vnode2.$key$;
}
return true;
}
return false;
};
const referenceNode = (node) => {
// this node was relocated to a new location in the dom
// because of some other component's slot
// but we still have an html comment in place of where
// it's original location was according to it's original vdom
return (node && node['s-ol']) || node;
};
const parentReferenceNode = (node) => (node['s-ol'] ? node['s-ol'] : node).parentNode;
const patch = (oldVNode, newVNode) => {
const elm = newVNode.$elm$ = oldVNode.$elm$;
const oldChildren = oldVNode.$children$;
const newChildren = newVNode.$children$;
let defaultHolder;
if (!isDef(newVNode.$text$)) {
// element node
{
if ( newVNode.$tag$ === 'slot') ;
else {
// either this is the first render of an element OR it's an update
// AND we already know it's possible it could have changed
// this updates the element's css classes, attrs, props, listeners, etc.
updateElement(oldVNode, newVNode, isSvgMode);
}
}
if ( isDef(oldChildren) && isDef(newChildren)) {
// looks like there's child vnodes for both the old and new vnodes
updateChildren(elm, oldChildren, newVNode, newChildren);
}
else if (isDef(newChildren)) {
// no old child vnodes, but there are new child vnodes to add
if ( isDef(oldVNode.$text$)) {
// the old vnode was text, so be sure to clear it out
elm.textContent = '';
}
// add the new vnode children
addVnodes(elm, null, newVNode, newChildren, 0, newChildren.length - 1);
}
else if ( isDef(oldChildren)) {
// no new child vnodes, but there are old child vnodes to remove
removeVnodes(oldChildren, 0, oldChildren.length - 1);
}
}
else if ( (defaultHolder = elm['s-cr'])) {
// this element has slotted content
defaultHolder.parentNode.textContent = newVNode.$text$;
}
else if ( oldVNode.$text$ !== newVNode.$text$) {
// update the text content for the text only vnode
// and also only if the text is different than before
elm.textContent = newVNode.$text$;
}
};
const updateFallbackSlotVisibility = (elm, childNode, childNodes, i, ilen, j, slotNameAttr, nodeType) => {
childNodes = elm.childNodes;
for (i = 0, ilen = childNodes.length; i < ilen; i++) {
childNode = childNodes[i];
if (childNode.nodeType === 1 /* ElementNode */) {
if (childNode['s-sr']) {
// this is a slot fallback node
// get the slot name for this slot reference node
slotNameAttr = childNode['s-sn'];
// by default always show a fallback slot node
// then hide it if there are other slots in the light dom
childNode.hidden = false;
for (j = 0; j < ilen; j++) {
if (childNodes[j]['s-hn'] !== childNode['s-hn']) {
// this sibling node is from a different component
nodeType = childNodes[j].nodeType;
if (slotNameAttr !== '') {
// this is a named fallback slot node
if (nodeType === 1 /* ElementNode */ && slotNameAttr === childNodes[j].getAttribute('slot')) {
childNode.hidden = true;
break;
}
}
else {
// this is a default fallback slot node
// any element or text node (with content)
// should hide the default fallback slot node
if (nodeType === 1 /* ElementNode */ || (nodeType === 3 /* TextNode */ && childNodes[j].textContent.trim() !== '')) {
childNode.hidden = true;
break;
}
}
}
}
}
// keep drilling down
updateFallbackSlotVisibility(childNode);
}
}
};
const relocateNodes = [];
const relocateSlotContent = (elm) => {
// tslint:disable-next-line: prefer-const
let childNodes = elm.childNodes;
let ilen = childNodes.length;
let i = 0;
let j = 0;
let nodeType = 0;
let childNode;
let node;
let hostContentNodes;
let slotNameAttr;
for (ilen = childNodes.length; i < ilen; i++) {
childNode = childNodes[i];
if (childNode['s-sr'] && (node = childNode['s-cr'])) {
// first got the content reference comment node
// then we got it's parent, which is where all the host content is in now
hostContentNodes = node.parentNode.childNodes;
slotNameAttr = childNode['s-sn'];
for (j = hostContentNodes.length - 1; j >= 0; j--) {
node = hostContentNodes[j];
if (!node['s-cn'] && !node['s-nr'] && node['s-hn'] !== childNode['s-hn']) {
// let's do some relocating to its new home
// but never relocate a content reference node
// that is suppose to always represent the original content location
nodeType = node.nodeType;
if (((nodeType === 3 /* TextNode */ || nodeType === 8 /* CommentNode */) && slotNameAttr === '') ||
(nodeType === 1 /* ElementNode */ && node.getAttribute('slot') === null && slotNameAttr === '') ||
(nodeType === 1 /* ElementNode */ && node.getAttribute('slot') === slotNameAttr)) {
// it's possible we've already decided to relocate this node
if (!relocateNodes.some(r => r.nodeToRelocate === node)) {
// made some changes to slots
// let's make sure we also double check
// fallbacks are correctly hidden or shown
checkSlotFallbackVisibility = true;
node['s-sn'] = slotNameAttr;
// add to our list of nodes to relocate
relocateNodes.push({
slotRefNode: childNode,
nodeToRelocate: node
});
}
}
}
}
}
if (childNode.nodeType === 1 /* ElementNode */) {
relocateSlotContent(childNode);
}
}
};
const callNodeRefs = (vNode, isDestroy) => {
if ( vNode) {
vNode.$attrs$ && vNode.$attrs$.ref && vNode.$attrs$.ref(isDestroy ? null : vNode.$elm$);
vNode.$children$ && vNode.$children$.forEach(vChild => {
callNodeRefs(vChild, isDestroy);
});
}
};
const renderVdom = (hostElm, hostRef, cmpMeta, renderFnResults) => {
hostTagName = toLowerCase(hostElm.tagName);
const oldVNode = hostRef.$vnode$ || { $flags$: 0 };
const rootVnode = isHost(renderFnResults)
? renderFnResults
: h(null, null, renderFnResults);
rootVnode.$tag$ = null;
rootVnode.$flags$ |= 4 /* isHost */;
hostRef.$vnode$ = rootVnode;
rootVnode.$elm$ = oldVNode.$elm$ = ( hostElm);
{
contentRef = hostElm['s-cr'];
useNativeShadowDom = supportsShadowDom ;
// always reset
checkSlotRelocate = checkSlotFallbackVisibility = false;
}
// synchronous patch
patch(oldVNode, rootVnode);
{
if (checkSlotRelocate) {
relocateSlotContent(rootVnode.$elm$);
for (let i = 0; i < relocateNodes.length; i++) {
const relocateNode = relocateNodes[i];
if (!relocateNode.nodeToRelocate['s-ol']) {
// add a reference node marking this node's original location
// keep a reference to this node for later lookups
const orgLocationNode = doc.createTextNode('');
orgLocationNode['s-nr'] = relocateNode.nodeToRelocate;
relocateNode.nodeToRelocate.parentNode.insertBefore((relocateNode.nodeToRelocate['s-ol'] = orgLocationNode), relocateNode.nodeToRelocate);
}
}
// while we're moving nodes around existing nodes, temporarily disable
// the disconnectCallback from working
plt.$flags$ |= 1 /* isTmpDisconnected */;
for (let i = 0; i < relocateNodes.length; i++) {
const relocateNode = relocateNodes[i];
// by default we're just going to insert it directly
// after the slot reference node
const parentNodeRef = relocateNode.slotRefNode.parentNode;
let insertBeforeNode = relocateNode.slotRefNode.nextSibling;
let orgLocationNode = relocateNode.nodeToRelocate['s-ol'];
while (orgLocationNode = orgLocationNode.previousSibling) {
let refNode = orgLocationNode['s-nr'];
if (refNode &&
refNode['s-sn'] === relocateNode.nodeToRelocate['s-sn'] &&
parentNodeRef === refNode.parentNode) {
refNode = refNode.nextSibling;
if (!refNode || !refNode['s-nr']) {
insertBeforeNode = refNode;
break;
}
}
}
if ((!insertBeforeNode && parentNodeRef !== relocateNode.nodeToRelocate.parentNode) ||
(relocateNode.nodeToRelocate.nextSibling !== insertBeforeNode)) {
// we've checked that it's worth while to relocate
// since that the node to relocate
// has a different next sibling or parent relocated
if (relocateNode.nodeToRelocate !== insertBeforeNode) {
// add it back to the dom but in its new home
parentNodeRef.insertBefore(relocateNode.nodeToRelocate, insertBeforeNode);
}
}
}
// done moving nodes around
// allow the disconnect callback to work again
plt.$flags$ &= ~1 /* isTmpDisconnected */;
}
if (checkSlotFallbackVisibility) {
updateFallbackSlotVisibility(rootVnode.$elm$);
}
// always reset
relocateNodes.length = 0;
}
};
const then = (promise, thenFn) => {
return promise && promise.then ? promise.then(thenFn) : thenFn();
};
const scheduleUpdate = (elm, hostRef, cmpMeta, isInitialLoad) => {
{
hostRef.$flags$ |= 16 /* isQueuedForUpdate */;
}
const instance = hostRef.$lazyInstance$ ;
let promise;
// there is no ancestorc omponent or the ancestor component
// has already fired off its lifecycle update then
// fire off the initial update
const update = () => updateComponent(elm, hostRef, cmpMeta, instance);
return then(promise, () => writeTask(update)
);
};
const updateComponent = (elm, hostRef, cmpMeta, instance, isInitialLoad) => {
// updateComponent
{
hostRef.$flags$ &= ~16 /* isQueuedForUpdate */;
}
{
{
// tell the platform we're actively rendering
// if a value is changed within a render() then
// this tells the platform not to queue the change
hostRef.$flags$ |= 4 /* isActiveRender */;
try {
// looks like we've got child nodes to render into this host element
// or we need to update the css class/attrs on the host element
// DOM WRITE!
renderVdom(elm, hostRef, cmpMeta, (instance.render && instance.render()));
}
catch (e) {
consoleError(e);
}
hostRef.$flags$ &= ~4 /* isActiveRender */;
}
}
if (cssVarShim) {
cssVarShim.updateHost(elm);
}
{
hostRef.$flags$ |= 2 /* hasRendered */;
}
postUpdateComponent(elm, hostRef);
};
const postUpdateComponent = (elm, hostRef, ancestorsActivelyLoadingChildren) => {
if ( !elm['s-al']) {
const ancestorComponent = hostRef.$ancestorComponent$;
if (!(hostRef.$flags$ & 64 /* hasLoadedComponent */)) {
hostRef.$flags$ |= 64 /* hasLoadedComponent */;
{
// DOM WRITE!
// add the css class that this element has officially hydrated
elm.classList.add(HYDRATED_CLASS);
}
{
hostRef.$onReadyResolve$(elm);
}
if ( !ancestorComponent) {
// on appload
// we have finish the first big initial render
doc.documentElement.classList.add(HYDRATED_CLASS);
{
setTimeout(() => plt.$flags$ |= 2 /* appLoaded */, 999);
}
}
}
// ( •_•)
// ( •_•)>⌐■-■
// (⌐■_■)
}
};
const forceUpdate = (elm, cmpMeta) => {
{
const hostRef = getHostRef(elm);
if (hostRef.$flags$ & 2 /* hasRendered */) {
scheduleUpdate(elm, hostRef, cmpMeta);
}
}
};
const disconnectedCallback = (elm) => {
if ((plt.$flags$ & 1 /* isTmpDisconnected */) === 0) {
const hostRef = getHostRef(elm);
// clear CSS var-shim tracking
if (cssVarShim) {
cssVarShim.removeHost(elm);
}
}
};
const parsePropertyValue = (propValue, propType) => {
// ensure this value is of the correct prop type
if (propValue != null && !isComplexType(propValue)) {
if ( propType & 2 /* Number */) {
// force it to be a number
return parseFloat(propValue);
}
if ( propType & 1 /* String */) {
// could have been passed as a number or boolean
// but we still want it as a string
return String(propValue);
}
// redundant return here for better minification
return propValue;
}
// not sure exactly what type we want
// so no need to change to a different type
return propValue;
};
const getValue = (ref, propName) => getHostRef(ref).$instanceValues$.get(propName);
const setValue = (ref, propName, newVal, cmpMeta) => {
// check our new property value against our internal value
const hostRef = getHostRef(ref);
const elm = hostRef.$hostElement$ ;
const oldVal = hostRef.$instanceValues$.get(propName);
const flags = hostRef.$flags$;
newVal = parsePropertyValue(newVal, cmpMeta.$members$[propName][0]);
if (newVal !== oldVal && ( !(flags & 8 /* isConstructingInstance */) || oldVal === undefined)) {
// gadzooks! the property's value has changed!!
// set our new value!
hostRef.$instanceValues$.set(propName, newVal);
if ( hostRef.$lazyInstance$) {
// get an array of method names of watch functions to call
if ( cmpMeta.$watchers$ && flags & 128 /* isWatchReady */) {
const watchMethods = cmpMeta.$watchers$[propName];
if (watchMethods) {
// this instance is watching for when this property changed
watchMethods.forEach(watchMethodName => {
try {
// fire off each of the watch methods that are watching this property
( hostRef.$lazyInstance$ )[watchMethodName].call(( hostRef.$lazyInstance$ ), newVal, oldVal, propName);
}
catch (e) {
consoleError(e);
}
});
}
}
if ( (flags & (4 /* isActiveRender */ | 2 /* hasRendered */ | 16 /* isQueuedForUpdate */)) === 2 /* hasRendered */) {
// looks like this value actually changed, so we've got work to do!
// but only if we've already rendered, otherwise just chill out
// queue that we need to do an update, but don't worry about queuing
// up millions cuz this function ensures it only runs once
scheduleUpdate(elm, hostRef, cmpMeta);
}
}
}
};
const proxyComponent = (Cstr, cmpMeta, flags) => {
if ( cmpMeta.$members$) {
if ( Cstr.watchers) {
cmpMeta.$watchers$ = Cstr.watchers;
}
// It's better to have a const than two Object.entries()
const members = Object.entries(cmpMeta.$members$);
const prototype = Cstr.prototype;
members.forEach(([memberName, [memberFlags]]) => {
if ( ((memberFlags & 31 /* Prop */) ||
(( flags & 2 /* proxyState */) &&
(memberFlags & 32 /* State */)))) {
// proxyComponent - prop
Object.defineProperty(prototype, memberName, {
get() {
// proxyComponent, get value
return getValue(this, memberName);
},
set(newValue) {
// proxyComponent, set value
setValue(this, memberName, newValue, cmpMeta);
},
configurable: true,
enumerable: true
});
}
});
if ( ( flags & 1 /* isElementConstructor */)) {
const attrNameToPropName = new Map();
prototype.attributeChangedCallback = function (attrName, _oldValue, newValue) {
plt.jmp(() => {
const propName = attrNameToPropName.get(attrName);
this[propName] = newValue === null && typeof this[propName] === 'boolean'
? false
: newValue;
});
};
// create an array of attributes to observe
// and also create a map of html attribute name to js property name
Cstr.observedAttributes = members
.filter(([_, m]) => m[0] & 15 /* HasAttribute */) // filter to only keep props that should match attributes
.map(([propName, m]) => {
const attrName = m[1] || propName;
attrNameToPropName.set(attrName, propName);
return attrName;
});
}
}
return Cstr;
};
const initializeComponent = async (elm, hostRef, cmpMeta, hmrVersionId, Cstr) => {
// initializeComponent
if ( (hostRef.$flags$ & 32 /* hasInitializedComponent */) === 0) {
// we haven't initialized this element yet
hostRef.$flags$ |= 32 /* hasInitializedComponent */;
{
// lazy loaded components
// request the component's implementation to be
// wired up with the host element
Cstr = loadModule(cmpMeta);
if (Cstr.then) {
// Await creates a micro-task avoid if possible
Cstr = await Cstr;
}
if ( !Cstr.isProxied) {
// we'eve never proxied this Constructor before
// let's add the getters/setters to its prototype before
// the first time we create an instance of the implementation
{
cmpMeta.$watchers$ = Cstr.watchers;
}
proxyComponent(Cstr, cmpMeta, 2 /* proxyState */);
Cstr.isProxied = true;
}
// ok, time to construct the instance
// but let's keep track of when we start and stop
// so that the getters/setters don't incorrectly step on data
{
hostRef.$flags$ |= 8 /* isConstructingInstance */;
}
// construct the lazy-loaded component implementation
// passing the hostRef is very important during
// construction in order to directly wire together the
// host element and the lazy-loaded instance
try {
new Cstr(hostRef);
}
catch (e) {
consoleError(e);
}
{
hostRef.$flags$ &= ~8 /* isConstructingInstance */;
}
{
hostRef.$flags$ |= 128 /* isWatchReady */;
}
}
}
const schedule = () => scheduleUpdate(elm, hostRef, cmpMeta);
{
schedule();
}
};
const connectedCallback = (elm, cmpMeta) => {
if ((plt.$flags$ & 1 /* isTmpDisconnected */) === 0) {
// connectedCallback
const hostRef = getHostRef(elm);
if (!(hostRef.$flags$ & 1 /* hasConnected */)) {
// first time this component has connected
hostRef.$flags$ |= 1 /* hasConnected */;
let hostId;
if ( !hostId) {
// initUpdate
// if the slot polyfill is required we'll need to put some nodes
// in here to act as original content anchors as we move nodes around
// host element has been connected to the DOM
if (
( cmpMeta.$flags$ & 4 /* hasSlotRelocation */) ||
(BUILD.shadowDom /* needsShadowDomShim */)) {
setContentReference(elm);
}
}
// Lazy properties
// https://developers.google.com/web/fundamentals/web-components/best-practices#lazy-properties
if ( cmpMeta.$members$) {
Object.entries(cmpMeta.$members$).forEach(([memberName, [memberFlags]]) => {
if (memberFlags & 31 /* Prop */ && elm.hasOwnProperty(memberName)) {
const value = elm[memberName];
delete elm[memberName];
elm[memberName] = value;
}
});
}
{
initializeComponent(elm, hostRef, cmpMeta);
}
}
}
};
const setContentReference = (elm, contentRefElm) => {
// only required when we're NOT using native shadow dom (slot)
// or this browser doesn't support native shadow dom
// and this host element was NOT created with SSR
// let's pick out the inner content for slot projection
// create a node to represent where the original
// content was f