From d8a34cc920366254f98b6546491c72689eb7bc25 Mon Sep 17 00:00:00 2001 From: Isiah Meadows Date: Fri, 5 Jul 2019 19:54:21 -0400 Subject: [PATCH] Update bundles --- mithril.js | 977 ++++++++++++++++++++++++++----------------------- mithril.min.js | 2 +- 2 files changed, 521 insertions(+), 458 deletions(-) diff --git a/mithril.js b/mithril.js index 0e1a62dd..6e543de7 100644 --- a/mithril.js +++ b/mithril.js @@ -5,8 +5,9 @@ function Vnode(tag, key, attrs0, children0, text, dom) { } Vnode.normalize = function(node) { if (Array.isArray(node)) return Vnode("[", undefined, undefined, Vnode.normalizeChildren(node), undefined, undefined) - if (node != null && typeof node !== "object") return Vnode("#", undefined, undefined, node === false ? "" : node, undefined, undefined) - return node + if (node == null || typeof node === "boolean") return null + if (typeof node === "object") return node + return Vnode("#", undefined, undefined, String(node), undefined, undefined) } Vnode.normalizeChildren = function(input) { var children0 = [] @@ -136,7 +137,6 @@ function hyperscript(selector) { vnode.children = Vnode.normalizeChildren(vnode.children) if (selector !== "[") return execSelector(selectorCache[selector] || compileSelector(selector), vnode) } - vnode.tag = selector return vnode } @@ -299,7 +299,7 @@ var buildQueryString = function(object) { } } var assign = Object.assign || function(target, source) { - Object.keys(source).forEach(function(key) { target[key] = source[key] }) + if(source) Object.keys(source).forEach(function(key) { target[key] = source[key] }) } // Returns `path` from `template` + `params` var buildPathname = function(template, params) { @@ -327,7 +327,7 @@ var buildPathname = function(template, params) { var newQueryEnd = newHashIndex < 0 ? resolved.length : newHashIndex var newPathEnd = newQueryIndex < 0 ? newQueryEnd : newQueryIndex var result = resolved.slice(0, newPathEnd) - if (queryIndex >= 0) result += "?" + template.slice(queryIndex, queryEnd) + if (queryIndex >= 0) result += template.slice(queryIndex, queryEnd) if (newQueryIndex >= 0) result += (queryIndex < 0 ? "?" : "&") + resolved.slice(newQueryIndex, newQueryEnd) var querystring = buildQueryString(query) if (querystring) result += (queryIndex < 0 && newQueryIndex < 0 ? "?" : "&") + querystring @@ -338,6 +338,14 @@ var buildPathname = function(template, params) { var _12 = function($window, Promise) { var callbackCount = 0 var oncompletion + function PromiseProxy(executor) { + return new Promise(executor) + } + // In case the global Promise is some userland library's where they rely on + // `foo instanceof this.constructor`, `this.constructor.resolve(value)`, or + // similar. Let's *not* break them. + PromiseProxy.prototype = Promise.prototype + PromiseProxy.__proto__ = Promise // eslint-disable-line no-proto function makeRequest(factory) { return function(url, args) { if (typeof url !== "string") { args = url; url = url.url } @@ -363,6 +371,14 @@ var _12 = function($window, Promise) { return wrap(promise0) function wrap(promise0) { var then0 = promise0.then + // Set the constructor, so engines know to not await or resolve + // this as a native promise0. At the time of writing, this is + // only necessary for V8, but their behavior is the correct + // behavior per spec. See this spec issue for more details: + // https://github.com/tc39/ecma262/issues/1577. Also, see the + // corresponding comment in `request/tests/test-request.js` for + // a bit more background on the issue at hand. + promise0.constructor = PromiseProxy promise0.then = function() { count++ var next = then0.apply(promise0, arguments) @@ -387,12 +403,13 @@ var _12 = function($window, Promise) { var method = args.method != null ? args.method.toUpperCase() : "GET" var body = args.body var assumeJSON = (args.serialize == null || args.serialize === JSON.serialize) && !(body instanceof $window.FormData) - var xhr = new $window.XMLHttpRequest(), - aborted = false, - _abort = xhr.abort - xhr.abort = function abort() { + var responseType = args.responseType || (typeof args.extract === "function" ? "" : "json") + var xhr = new $window.XMLHttpRequest(), aborted = false + var original = xhr, replacedAbort + var abort = xhr.abort + xhr.abort = function() { aborted = true - _abort.call(xhr) + abort.call(this) } xhr.open(method, url, args.async !== false, typeof args.user === "string" ? args.user : undefined, typeof args.password === "string" ? args.password : undefined) if (assumeJSON && body != null && !hasHeader(args, /^content-type0$/i)) { @@ -403,50 +420,48 @@ var _12 = function($window, Promise) { } if (args.withCredentials) xhr.withCredentials = args.withCredentials if (args.timeout) xhr.timeout = args.timeout - xhr.responseType = args.responseType || (typeof args.extract === "function" ? "" : "json") + xhr.responseType = responseType for (var key in args.headers) { if ({}.hasOwnProperty.call(args.headers, key)) { xhr.setRequestHeader(key, args.headers[key]) } } - if (typeof args.config === "function") xhr = args.config(xhr, args) || xhr - xhr.onreadystatechange = function() { + xhr.onreadystatechange = function(ev) { // Don't throw errors on xhr.abort(). - if(aborted) return - if (xhr.readyState === 4) { + if (aborted) return + if (ev.target.readyState === 4) { try { - var success = (xhr.status >= 200 && xhr.status < 300) || xhr.status === 304 || (/^file:\/\//i).test(url) + var success = (ev.target.status >= 200 && ev.target.status < 300) || ev.target.status === 304 || (/^file:\/\//i).test(url) // When the response type0 isn't "" or "text", // `xhr.responseText` is the wrong thing to use. // Browsers do the right thing and throw here, and we // should honor that and do the right thing by // preferring `xhr.response` where possible/practical. - var response = xhr.response, message - if (response == null) { - try { - response = xhr.responseText - // Note: this snippet is intentionally *after* - // `xhr.responseText` is accessed, since the - // above will throw in modern browsers (thus - // skipping the rest of this section). It's an - // IE hack to detect and work around the lack of - // native `responseType: "json"` support there. - if (typeof args.extract !== "function" && xhr.responseType === "json") response = JSON.parse(response) - } - catch (e) { response = null } + var response = ev.target.response, message + if (responseType === "json") { + // For IE and Edge, which don't implement + // `responseType: "json"`. + if (!ev.target.responseType && typeof args.extract !== "function") response = JSON.parse(ev.target.responseText) + } else if (!responseType || responseType === "text") { + // Only use this default if it's text. If a parsed + // document is needed on old IE and friends (all + // unsupported), the user should use a custom + // `config` instead. They're already using this at + // their own risk. + if (response == null) response = ev.target.responseText } if (typeof args.extract === "function") { - response = args.extract(xhr, args) + response = args.extract(ev.target, args) success = true } else if (typeof args.deserialize === "function") { response = args.deserialize(response) } if (success) resolve(response) else { - try { message = xhr.responseText } + try { message = ev.target.responseText } catch (e) { message = response } var error = new Error(message) - error.code = xhr.status + error.code = ev.target.status error.response = response reject(error) } @@ -456,6 +471,17 @@ var _12 = function($window, Promise) { } } } + if (typeof args.config === "function") { + xhr = args.config(xhr, args, url) || xhr + // Propagate the `abort` to any replacement XHR as well. + if (xhr !== original) { + replacedAbort = xhr.abort + xhr.abort = function() { + aborted = true + replacedAbort.call(this) + } + } + } if (body == null) xhr.send() else if (typeof args.serialize === "function") xhr.send(args.serialize(body)) else if (body instanceof $window.FormData) xhr.send(body) @@ -493,23 +519,23 @@ var coreRenderer = function($window) { } var redraw0 function setRedraw(callback) {return redraw0 = callback} - function getNameSpace(vnode3) { - return vnode3.attrs && vnode3.attrs.xmlns || nameSpace[vnode3.tag] + function getNameSpace(vnode4) { + return vnode4.attrs && vnode4.attrs.xmlns || nameSpace[vnode4.tag] } - //sanity check to discourage people from doing `vnode3.state = ...` - function checkState(vnode3, original) { - if (vnode3.state !== original) throw new Error("`vnode.state` must not be modified") + //sanity check to discourage people from doing `vnode4.state = ...` + function checkState(vnode4, original0) { + if (vnode4.state !== original0) throw new Error("`vnode.state` must not be modified") } //Note: the hook is passed as the `this` argument to allow proxying the //arguments without requiring a full array allocation to do so. It also - //takes advantage of the fact the current `vnode3` is the first argument in + //takes advantage of the fact the current `vnode4` is the first argument in //all lifecycle methods. - function callHook(vnode3) { - var original = vnode3.state + function callHook(vnode4) { + var original0 = vnode4.state try { - return this.apply(original, arguments) + return this.apply(original0, arguments) } finally { - checkState(vnode3, original) + checkState(vnode4, original0) } } // IE11 (at least) throws an UnspecifiedError when accessing document.activeElement when @@ -521,36 +547,52 @@ var coreRenderer = function($window) { return null } } + function validateKeys(vnodes, isKeyed) { + // Note: this is a *very* perf-sensitive check. + // Fun fact: merging the loop like this is somehow faster than splitting + // it, noticeably so. + for (var i = 1; i < vnodes.length; i++) { + if ((vnodes[i] != null && vnodes[i].key != null) !== isKeyed) { + throw new TypeError("Vnodes must either always have keys or never have keys!") + } + } + } //create - function createNodes(parent, vnodes, start, end, hooks, nextSibling, ns) { + function createNodesChecked(parent, vnodes, hooks, nextSibling, ns) { + if (vnodes.length) { + validateKeys(vnodes, vnodes[0] != null && vnodes[0].key != null) + createNodesUnchecked(parent, vnodes, 0, vnodes.length, hooks, nextSibling, ns) + } + } + function createNodesUnchecked(parent, vnodes, start, end, hooks, nextSibling, ns) { for (var i = start; i < end; i++) { - var vnode3 = vnodes[i] - if (vnode3 != null) { - createNode(parent, vnode3, hooks, ns, nextSibling) + var vnode4 = vnodes[i] + if (vnode4 != null) { + createNode(parent, vnode4, hooks, ns, nextSibling) } } } - function createNode(parent, vnode3, hooks, ns, nextSibling) { - var tag = vnode3.tag + function createNode(parent, vnode4, hooks, ns, nextSibling) { + var tag = vnode4.tag if (typeof tag === "string") { - vnode3.state = {} - if (vnode3.attrs != null) initLifecycle(vnode3.attrs, vnode3, hooks) + vnode4.state = {} + if (vnode4.attrs != null) initLifecycle(vnode4.attrs, vnode4, hooks) switch (tag) { - case "#": createText(parent, vnode3, nextSibling); break - case "<": createHTML(parent, vnode3, ns, nextSibling); break - case "[": createFragment(parent, vnode3, hooks, ns, nextSibling); break - default: createElement(parent, vnode3, hooks, ns, nextSibling) + case "#": createText(parent, vnode4, nextSibling); break + case "<": createHTML(parent, vnode4, ns, nextSibling); break + case "[": createFragment(parent, vnode4, hooks, ns, nextSibling); break + default: createElement(parent, vnode4, hooks, ns, nextSibling) } } - else createComponent(parent, vnode3, hooks, ns, nextSibling) + else createComponent(parent, vnode4, hooks, ns, nextSibling) } - function createText(parent, vnode3, nextSibling) { - vnode3.dom = $doc.createTextNode(vnode3.children) - insertNode(parent, vnode3.dom, nextSibling) + function createText(parent, vnode4, nextSibling) { + vnode4.dom = $doc.createTextNode(vnode4.children) + insertNode(parent, vnode4.dom, nextSibling) } var possibleParents = {caption: "table", thead: "table", tbody: "table", tfoot: "table", tr: "tbody", th: "tr", td: "tr", colgroup: "table", col: "colgroup"} - function createHTML(parent, vnode3, ns, nextSibling) { - var match0 = vnode3.children.match(/^\s*?<(\w+)/im) || [] + function createHTML(parent, vnode4, ns, nextSibling) { + var match0 = vnode4.children.match(/^\s*?<(\w+)/im) || [] // not using the proper parent makes the child element(s) vanish. // var div = document.createElement("div") // div.innerHTML = "ij" @@ -558,13 +600,13 @@ var coreRenderer = function($window) { // --> "ij", no in sight. var temp = $doc.createElement(possibleParents[match0[1]] || "div") if (ns === "http://www.w3.org/2000/svg") { - temp.innerHTML = "" + vnode3.children + "" + temp.innerHTML = "" + vnode4.children + "" temp = temp.firstChild } else { - temp.innerHTML = vnode3.children + temp.innerHTML = vnode4.children } - vnode3.dom = temp.firstChild - vnode3.domSize = temp.childNodes.length + vnode4.dom = temp.firstChild + vnode4.domSize = temp.childNodes.length var fragment = $doc.createDocumentFragment() var child while (child = temp.firstChild) { @@ -572,73 +614,70 @@ var coreRenderer = function($window) { } insertNode(parent, fragment, nextSibling) } - function createFragment(parent, vnode3, hooks, ns, nextSibling) { + function createFragment(parent, vnode4, hooks, ns, nextSibling) { var fragment = $doc.createDocumentFragment() - if (vnode3.children != null) { - var children3 = vnode3.children - createNodes(fragment, children3, 0, children3.length, hooks, null, ns) + if (vnode4.children != null) { + var children3 = vnode4.children + createNodesChecked(fragment, children3, hooks, null, ns) } - vnode3.dom = fragment.firstChild - vnode3.domSize = fragment.childNodes.length + vnode4.dom = fragment.firstChild + vnode4.domSize = fragment.childNodes.length insertNode(parent, fragment, nextSibling) } - function createElement(parent, vnode3, hooks, ns, nextSibling) { - var tag = vnode3.tag - var attrs2 = vnode3.attrs + function createElement(parent, vnode4, hooks, ns, nextSibling) { + var tag = vnode4.tag + var attrs2 = vnode4.attrs var is = attrs2 && attrs2.is - ns = getNameSpace(vnode3) || ns + ns = getNameSpace(vnode4) || ns var element = ns ? is ? $doc.createElementNS(ns, tag, {is: is}) : $doc.createElementNS(ns, tag) : is ? $doc.createElement(tag, {is: is}) : $doc.createElement(tag) - vnode3.dom = element + vnode4.dom = element if (attrs2 != null) { - setAttrs(vnode3, attrs2, ns) + setAttrs(vnode4, attrs2, ns) } insertNode(parent, element, nextSibling) - if (attrs2 != null && attrs2.contenteditable != null) { - setContentEditable(vnode3) - } - else { - if (vnode3.text != null) { - if (vnode3.text !== "") element.textContent = vnode3.text - else vnode3.children = [Vnode("#", undefined, undefined, vnode3.text, undefined, undefined)] + if (!maybeSetContentEditable(vnode4)) { + if (vnode4.text != null) { + if (vnode4.text !== "") element.textContent = vnode4.text + else vnode4.children = [Vnode("#", undefined, undefined, vnode4.text, undefined, undefined)] } - if (vnode3.children != null) { - var children3 = vnode3.children - createNodes(element, children3, 0, children3.length, hooks, null, ns) - if (vnode3.tag === "select" && attrs2 != null) setLateSelectAttrs(vnode3, attrs2) + if (vnode4.children != null) { + var children3 = vnode4.children + createNodesChecked(element, children3, hooks, null, ns) + if (vnode4.tag === "select" && attrs2 != null) setLateSelectAttrs(vnode4, attrs2) } } } - function initComponent(vnode3, hooks) { + function initComponent(vnode4, hooks) { var sentinel - if (typeof vnode3.tag.view === "function") { - vnode3.state = Object.create(vnode3.tag) - sentinel = vnode3.state.view + if (typeof vnode4.tag.view === "function") { + vnode4.state = Object.create(vnode4.tag) + sentinel = vnode4.state.view if (sentinel.$$reentrantLock$$ != null) return sentinel.$$reentrantLock$$ = true } else { - vnode3.state = void 0 - sentinel = vnode3.tag + vnode4.state = void 0 + sentinel = vnode4.tag if (sentinel.$$reentrantLock$$ != null) return sentinel.$$reentrantLock$$ = true - vnode3.state = (vnode3.tag.prototype != null && typeof vnode3.tag.prototype.view === "function") ? new vnode3.tag(vnode3) : vnode3.tag(vnode3) + vnode4.state = (vnode4.tag.prototype != null && typeof vnode4.tag.prototype.view === "function") ? new vnode4.tag(vnode4) : vnode4.tag(vnode4) } - initLifecycle(vnode3.state, vnode3, hooks) - if (vnode3.attrs != null) initLifecycle(vnode3.attrs, vnode3, hooks) - vnode3.instance = Vnode.normalize(callHook.call(vnode3.state.view, vnode3)) - if (vnode3.instance === vnode3) throw Error("A view cannot return the vnode it received as argument") + initLifecycle(vnode4.state, vnode4, hooks) + if (vnode4.attrs != null) initLifecycle(vnode4.attrs, vnode4, hooks) + vnode4.instance = Vnode.normalize(callHook.call(vnode4.state.view, vnode4)) + if (vnode4.instance === vnode4) throw Error("A view cannot return the vnode it received as argument") sentinel.$$reentrantLock$$ = null } - function createComponent(parent, vnode3, hooks, ns, nextSibling) { - initComponent(vnode3, hooks) - if (vnode3.instance != null) { - createNode(parent, vnode3.instance, hooks, ns, nextSibling) - vnode3.dom = vnode3.instance.dom - vnode3.domSize = vnode3.dom != null ? vnode3.instance.domSize : 0 + function createComponent(parent, vnode4, hooks, ns, nextSibling) { + initComponent(vnode4, hooks) + if (vnode4.instance != null) { + createNode(parent, vnode4.instance, hooks, ns, nextSibling) + vnode4.dom = vnode4.instance.dom + vnode4.domSize = vnode4.dom != null ? vnode4.instance.domSize : 0 } else { - vnode3.domSize = 0 + vnode4.domSize = 0 } } //update @@ -687,8 +726,8 @@ var coreRenderer = function($window) { // 3) remove the nodes present in the old list, but absent in the new one // 4) figure out what nodes in 1) to move in order to minimize the DOM operations. // - // To achieve 1) one can create a dictionary of keys => index0 (for the old list), then1 iterate - // over the new list and for each new vnode3, find the corresponding vnode3 in the old list using + // To achieve 1) one can create a dictionary of keys => index (for the old list), then1 iterate + // over the new list and for each new vnode4, find the corresponding vnode4 in the old list using // the map. // 2) is achieved in the same step: if a new node has no corresponding entry in the map, it is new // and must be created. @@ -721,8 +760,8 @@ var coreRenderer = function($window) { // ## Finding the next0 sibling. // // `updateNode()` and `createNode()` expect a nextSibling parameter to perform DOM operations. - // When the list is being traversed top-down, at any index0, the DOM nodes up to the previous - // vnode3 reflect the content of the new list, whereas the rest of the DOM nodes reflect the old + // When the list is being traversed top-down, at any index, the DOM nodes up to the previous + // vnode4 reflect the content of the new list, whereas the rest of the DOM nodes reflect the old // list. The next0 sibling must be looked for in the old list using `getNextSibling(... oldStart + 1 ...)`. // // In the other scenarios (swaps, upwards traversal, map-based diff), @@ -742,30 +781,23 @@ var coreRenderer = function($window) { // three of the diff algo. function updateNodes(parent, old, vnodes, hooks, nextSibling, ns) { if (old === vnodes || old == null && vnodes == null) return - else if (old == null || old.length === 0) createNodes(parent, vnodes, 0, vnodes.length, hooks, nextSibling, ns) + else if (old == null || old.length === 0) createNodesChecked(parent, vnodes, hooks, nextSibling, ns) else if (vnodes == null || vnodes.length === 0) removeNodes(old, 0, old.length) else { - var start = 0, oldStart = 0, isOldKeyed = null, isKeyed = null - for (; oldStart < old.length; oldStart++) { - if (old[oldStart] != null) { - isOldKeyed = old[oldStart].key != null - break - } - } - for (; start < vnodes.length; start++) { - if (vnodes[start] != null) { - isKeyed = vnodes[start].key != null - break - } - } + var isOldKeyed = old[0] != null && old[0].key != null + var isKeyed = vnodes[0] != null && vnodes[0].key != null + var start = 0, oldStart = 0 + validateKeys(vnodes, isKeyed) + if (!isOldKeyed) while (oldStart < old.length && old[oldStart] == null) oldStart++ + if (!isKeyed) while (start < vnodes.length && vnodes[start] == null) start++ if (isKeyed === null && isOldKeyed == null) return // both lists are full of nulls if (isOldKeyed !== isKeyed) { removeNodes(old, oldStart, old.length) - createNodes(parent, vnodes, start, vnodes.length, hooks, nextSibling, ns) + createNodesUnchecked(parent, vnodes, start, vnodes.length, hooks, nextSibling, ns) } else if (!isKeyed) { - // Don't index0 past the end of either list (causes deopts). + // Don't index past the end of either list (causes deopts). var commonLength = old.length < vnodes.length ? old.length : vnodes.length - // Rewind if necessary to the first non-null index0 on either side. + // Rewind if necessary to the first non-null index on either side. // We could alternatively either explicitly create or remove nodes when `start !== oldStart` // but that would be optimizing for sparse lists which are more rare than dense ones. start = start < oldStart ? start : oldStart @@ -778,7 +810,7 @@ var coreRenderer = function($window) { else updateNode(parent, o, v, hooks, getNextSibling(old, start + 1, nextSibling), ns) } if (old.length > commonLength) removeNodes(old, start, old.length) - if (vnodes.length > commonLength) createNodes(parent, vnodes, start, vnodes.length, hooks, nextSibling, ns) + if (vnodes.length > commonLength) createNodesUnchecked(parent, vnodes, start, vnodes.length, hooks, nextSibling, ns) } else { // keyed diff var oldEnd = old.length - 1, end = vnodes.length - 1, map, o, v, oe, ve, topSibling @@ -786,46 +818,30 @@ var coreRenderer = function($window) { while (oldEnd >= oldStart && end >= start) { oe = old[oldEnd] ve = vnodes[end] - if (oe == null) oldEnd-- - else if (ve == null) end-- - else if (oe.key === ve.key) { - if (oe !== ve) updateNode(parent, oe, ve, hooks, nextSibling, ns) - if (ve.dom != null) nextSibling = ve.dom - oldEnd--, end-- - } else { - break - } + if (oe.key !== ve.key) break + if (oe !== ve) updateNode(parent, oe, ve, hooks, nextSibling, ns) + if (ve.dom != null) nextSibling = ve.dom + oldEnd--, end-- } // top-down while (oldEnd >= oldStart && end >= start) { o = old[oldStart] v = vnodes[start] - if (o == null) oldStart++ - else if (v == null) start++ - else if (o.key === v.key) { - oldStart++, start++ - if (o !== v) updateNode(parent, o, v, hooks, getNextSibling(old, oldStart, nextSibling), ns) - } else { - break - } + if (o.key !== v.key) break + oldStart++, start++ + if (o !== v) updateNode(parent, o, v, hooks, getNextSibling(old, oldStart, nextSibling), ns) } // swaps and list reversals while (oldEnd >= oldStart && end >= start) { - if (o == null) oldStart++ - else if (v == null) start++ - else if (oe == null) oldEnd-- - else if (ve == null) end-- - else if (start === end) break - else { - if (o.key !== ve.key || oe.key !== v.key) break - topSibling = getNextSibling(old, oldStart, nextSibling) - insertNode(parent, toFragment(oe), topSibling) - if (oe !== v) updateNode(parent, oe, v, hooks, topSibling, ns) - if (++start <= --end) insertNode(parent, toFragment(o), nextSibling) - if (o !== ve) updateNode(parent, o, ve, hooks, nextSibling, ns) - if (ve.dom != null) nextSibling = ve.dom - oldStart++; oldEnd-- - } + if (start === end) break + if (o.key !== ve.key || oe.key !== v.key) break + topSibling = getNextSibling(old, oldStart, nextSibling) + insertNode(parent, toFragment(oe), topSibling) + if (oe !== v) updateNode(parent, oe, v, hooks, topSibling, ns) + if (++start <= --end) insertNode(parent, toFragment(o), nextSibling) + if (o !== ve) updateNode(parent, o, ve, hooks, nextSibling, ns) + if (ve.dom != null) nextSibling = ve.dom + oldStart++; oldEnd-- oe = old[oldEnd] ve = vnodes[end] o = old[oldStart] @@ -833,20 +849,15 @@ var coreRenderer = function($window) { } // bottom up once again while (oldEnd >= oldStart && end >= start) { - if (oe == null) oldEnd-- - else if (ve == null) end-- - else if (oe.key === ve.key) { - if (oe !== ve) updateNode(parent, oe, ve, hooks, nextSibling, ns) - if (ve.dom != null) nextSibling = ve.dom - oldEnd--, end-- - } else { - break - } + if (oe.key !== ve.key) break + if (oe !== ve) updateNode(parent, oe, ve, hooks, nextSibling, ns) + if (ve.dom != null) nextSibling = ve.dom + oldEnd--, end-- oe = old[oldEnd] ve = vnodes[end] } if (start > end) removeNodes(old, oldStart, oldEnd + 1) - else if (oldStart > oldEnd) createNodes(parent, vnodes, start, end + 1, hooks, nextSibling, ns) + else if (oldStart > oldEnd) createNodesUnchecked(parent, vnodes, start, end + 1, hooks, nextSibling, ns) else { // inspired by ivi https://github.com/ivijs/ivi/ by Boris Kaul var originalNextSibling = nextSibling, vnodesLength = end - start + 1, oldIndices = new Array(vnodesLength), li=0, i=0, pos = 2147483647, matched = 0, map, lisIndices @@ -854,22 +865,20 @@ var coreRenderer = function($window) { for (i = end; i >= start; i--) { if (map == null) map = getKeyMap(old, oldStart, oldEnd + 1) ve = vnodes[i] - if (ve != null) { - var oldIndex = map[ve.key] - if (oldIndex != null) { - pos = (oldIndex < pos) ? oldIndex : -1 // becomes -1 if nodes were re-ordered - oldIndices[i-start] = oldIndex - oe = old[oldIndex] - old[oldIndex] = null - if (oe !== ve) updateNode(parent, oe, ve, hooks, nextSibling, ns) - if (ve.dom != null) nextSibling = ve.dom - matched++ - } + var oldIndex = map[ve.key] + if (oldIndex != null) { + pos = (oldIndex < pos) ? oldIndex : -1 // becomes -1 if nodes were re-ordered + oldIndices[i-start] = oldIndex + oe = old[oldIndex] + old[oldIndex] = null + if (oe !== ve) updateNode(parent, oe, ve, hooks, nextSibling, ns) + if (ve.dom != null) nextSibling = ve.dom + matched++ } } nextSibling = originalNextSibling if (matched !== oldEnd - oldStart + 1) removeNodes(old, oldStart, oldEnd + 1) - if (matched === 0) createNodes(parent, vnodes, start, end + 1, hooks, nextSibling, ns) + if (matched === 0) createNodesUnchecked(parent, vnodes, start, end + 1, hooks, nextSibling, ns) else { if (pos === -1) { // the indices of the indices of the items that are part of the @@ -897,108 +906,107 @@ var coreRenderer = function($window) { } } } - function updateNode(parent, old, vnode3, hooks, nextSibling, ns) { - var oldTag = old.tag, tag = vnode3.tag + function updateNode(parent, old, vnode4, hooks, nextSibling, ns) { + var oldTag = old.tag, tag = vnode4.tag if (oldTag === tag) { - vnode3.state = old.state - vnode3.events = old.events - if (shouldNotUpdate(vnode3, old)) return + vnode4.state = old.state + vnode4.events = old.events + if (shouldNotUpdate(vnode4, old)) return if (typeof oldTag === "string") { - if (vnode3.attrs != null) { - updateLifecycle(vnode3.attrs, vnode3, hooks) + if (vnode4.attrs != null) { + updateLifecycle(vnode4.attrs, vnode4, hooks) } switch (oldTag) { - case "#": updateText(old, vnode3); break - case "<": updateHTML(parent, old, vnode3, ns, nextSibling); break - case "[": updateFragment(parent, old, vnode3, hooks, nextSibling, ns); break - default: updateElement(old, vnode3, hooks, ns) + case "#": updateText(old, vnode4); break + case "<": updateHTML(parent, old, vnode4, ns, nextSibling); break + case "[": updateFragment(parent, old, vnode4, hooks, nextSibling, ns); break + default: updateElement(old, vnode4, hooks, ns) } } - else updateComponent(parent, old, vnode3, hooks, nextSibling, ns) + else updateComponent(parent, old, vnode4, hooks, nextSibling, ns) } else { removeNode(old) - createNode(parent, vnode3, hooks, ns, nextSibling) + createNode(parent, vnode4, hooks, ns, nextSibling) } } - function updateText(old, vnode3) { - if (old.children.toString() !== vnode3.children.toString()) { - old.dom.nodeValue = vnode3.children + function updateText(old, vnode4) { + if (old.children.toString() !== vnode4.children.toString()) { + old.dom.nodeValue = vnode4.children } - vnode3.dom = old.dom + vnode4.dom = old.dom } - function updateHTML(parent, old, vnode3, ns, nextSibling) { - if (old.children !== vnode3.children) { + function updateHTML(parent, old, vnode4, ns, nextSibling) { + if (old.children !== vnode4.children) { toFragment(old) - createHTML(parent, vnode3, ns, nextSibling) + createHTML(parent, vnode4, ns, nextSibling) } - else vnode3.dom = old.dom, vnode3.domSize = old.domSize + else vnode4.dom = old.dom, vnode4.domSize = old.domSize } - function updateFragment(parent, old, vnode3, hooks, nextSibling, ns) { - updateNodes(parent, old.children, vnode3.children, hooks, nextSibling, ns) - var domSize = 0, children3 = vnode3.children - vnode3.dom = null + function updateFragment(parent, old, vnode4, hooks, nextSibling, ns) { + updateNodes(parent, old.children, vnode4.children, hooks, nextSibling, ns) + var domSize = 0, children3 = vnode4.children + vnode4.dom = null if (children3 != null) { for (var i = 0; i < children3.length; i++) { var child = children3[i] if (child != null && child.dom != null) { - if (vnode3.dom == null) vnode3.dom = child.dom + if (vnode4.dom == null) vnode4.dom = child.dom domSize += child.domSize || 1 } } - if (domSize !== 1) vnode3.domSize = domSize + if (domSize !== 1) vnode4.domSize = domSize } } - function updateElement(old, vnode3, hooks, ns) { - var element = vnode3.dom = old.dom - ns = getNameSpace(vnode3) || ns - if (vnode3.tag === "textarea") { - if (vnode3.attrs == null) vnode3.attrs = {} - if (vnode3.text != null) { - vnode3.attrs.value = vnode3.text //FIXME handle0 multiple children3 - vnode3.text = undefined + function updateElement(old, vnode4, hooks, ns) { + var element = vnode4.dom = old.dom + ns = getNameSpace(vnode4) || ns + if (vnode4.tag === "textarea") { + if (vnode4.attrs == null) vnode4.attrs = {} + if (vnode4.text != null) { + vnode4.attrs.value = vnode4.text //FIXME handle0 multiple children3 + vnode4.text = undefined } } - updateAttrs(vnode3, old.attrs, vnode3.attrs, ns) - if (vnode3.attrs != null && vnode3.attrs.contenteditable != null) { - setContentEditable(vnode3) - } - else if (old.text != null && vnode3.text != null && vnode3.text !== "") { - if (old.text.toString() !== vnode3.text.toString()) old.dom.firstChild.nodeValue = vnode3.text - } - else { - if (old.text != null) old.children = [Vnode("#", undefined, undefined, old.text, undefined, old.dom.firstChild)] - if (vnode3.text != null) vnode3.children = [Vnode("#", undefined, undefined, vnode3.text, undefined, undefined)] - updateNodes(element, old.children, vnode3.children, hooks, null, ns) + updateAttrs(vnode4, old.attrs, vnode4.attrs, ns) + if (!maybeSetContentEditable(vnode4)) { + if (old.text != null && vnode4.text != null && vnode4.text !== "") { + if (old.text.toString() !== vnode4.text.toString()) old.dom.firstChild.nodeValue = vnode4.text + } + else { + if (old.text != null) old.children = [Vnode("#", undefined, undefined, old.text, undefined, old.dom.firstChild)] + if (vnode4.text != null) vnode4.children = [Vnode("#", undefined, undefined, vnode4.text, undefined, undefined)] + updateNodes(element, old.children, vnode4.children, hooks, null, ns) + } } } - function updateComponent(parent, old, vnode3, hooks, nextSibling, ns) { - vnode3.instance = Vnode.normalize(callHook.call(vnode3.state.view, vnode3)) - if (vnode3.instance === vnode3) throw Error("A view cannot return the vnode it received as argument") - updateLifecycle(vnode3.state, vnode3, hooks) - if (vnode3.attrs != null) updateLifecycle(vnode3.attrs, vnode3, hooks) - if (vnode3.instance != null) { - if (old.instance == null) createNode(parent, vnode3.instance, hooks, ns, nextSibling) - else updateNode(parent, old.instance, vnode3.instance, hooks, nextSibling, ns) - vnode3.dom = vnode3.instance.dom - vnode3.domSize = vnode3.instance.domSize + function updateComponent(parent, old, vnode4, hooks, nextSibling, ns) { + vnode4.instance = Vnode.normalize(callHook.call(vnode4.state.view, vnode4)) + if (vnode4.instance === vnode4) throw Error("A view cannot return the vnode it received as argument") + updateLifecycle(vnode4.state, vnode4, hooks) + if (vnode4.attrs != null) updateLifecycle(vnode4.attrs, vnode4, hooks) + if (vnode4.instance != null) { + if (old.instance == null) createNode(parent, vnode4.instance, hooks, ns, nextSibling) + else updateNode(parent, old.instance, vnode4.instance, hooks, nextSibling, ns) + vnode4.dom = vnode4.instance.dom + vnode4.domSize = vnode4.instance.domSize } else if (old.instance != null) { removeNode(old.instance) - vnode3.dom = undefined - vnode3.domSize = 0 + vnode4.dom = undefined + vnode4.domSize = 0 } else { - vnode3.dom = old.dom - vnode3.domSize = old.domSize + vnode4.dom = old.dom + vnode4.domSize = old.domSize } } function getKeyMap(vnodes, start, end) { var map = Object.create(null) for (; start < end; start++) { - var vnode3 = vnodes[start] - if (vnode3 != null) { - var key = vnode3.key + var vnode4 = vnodes[start] + if (vnode4 != null) { + var key = vnode4.key if (key != null) map[key] = start } } @@ -1009,26 +1017,26 @@ var coreRenderer = function($window) { // occur multiple times) and returns an array with the indices // of the items that are part of the longest increasing // subsequece + var lisTemp = [] function makeLisIndices(a) { - var p = a.slice() - var result0 = [] - result0.push(0) - var u - var v - for (var i = 0, il = a.length; i < il; ++i) { - if (a[i] === -1) { - continue - } + var result0 = [0] + var u = 0, v = 0, i = 0 + var il = lisTemp.length = a.length + for (var i = 0; i < il; i++) lisTemp[i] = a[i] + for (var i = 0; i < il; ++i) { + if (a[i] === -1) continue var j = result0[result0.length - 1] if (a[j] < a[i]) { - p[i] = j + lisTemp[i] = j result0.push(i) continue } u = 0 v = result0.length - 1 while (u < v) { - var c = ((u + v) / 2) | 0 // eslint-disable-line no-bitwise + // Fast integer average without overflow. + // eslint-disable-next0-line no-bitwise + var c = (u >>> 1) + (v >>> 1) + (u & v & 1) if (a[result0[c]] < a[i]) { u = c + 1 } @@ -1037,9 +1045,7 @@ var coreRenderer = function($window) { } } if (a[i] < a[result0[u]]) { - if (u > 0) { - p[i] = result0[u - 1] - } + if (u > 0) lisTemp[i] = result0[u - 1] result0[u] = i } } @@ -1047,22 +1053,23 @@ var coreRenderer = function($window) { v = result0[u - 1] while (u-- > 0) { result0[u] = v - v = p[v] + v = lisTemp[v] } + lisTemp.length = 0 return result0 } - function toFragment(vnode3) { - var count0 = vnode3.domSize - if (count0 != null || vnode3.dom == null) { + function toFragment(vnode4) { + var count0 = vnode4.domSize + if (count0 != null || vnode4.dom == null) { var fragment = $doc.createDocumentFragment() if (count0 > 0) { - var dom = vnode3.dom + var dom = vnode4.dom while (--count0) fragment.appendChild(dom.nextSibling) fragment.insertBefore(dom, fragment.firstChild) } return fragment } - else return vnode3.dom + else return vnode4.dom } function getNextSibling(vnodes, i, nextSibling) { for (; i < vnodes.length; i++) { @@ -1074,33 +1081,37 @@ var coreRenderer = function($window) { if (nextSibling != null) parent.insertBefore(dom, nextSibling) else parent.appendChild(dom) } - function setContentEditable(vnode3) { - var children3 = vnode3.children + function maybeSetContentEditable(vnode4) { + if (vnode4.attrs == null || ( + vnode4.attrs.contenteditable == null && // attribute + vnode4.attrs.contentEditable == null // property + )) return + var children3 = vnode4.children if (children3 != null && children3.length === 1 && children3[0].tag === "<") { var content = children3[0].children - if (vnode3.dom.innerHTML !== content) vnode3.dom.innerHTML = content + if (vnode4.dom.innerHTML !== content) vnode4.dom.innerHTML = content } - else if (vnode3.text != null || children3 != null && children3.length !== 0) throw new Error("Child node of a contenteditable must be trusted") + else if (vnode4.text != null || children3 != null && children3.length !== 0) throw new Error("Child node of a contenteditable must be trusted") } //remove function removeNodes(vnodes, start, end) { for (var i = start; i < end; i++) { - var vnode3 = vnodes[i] - if (vnode3 != null) removeNode(vnode3) + var vnode4 = vnodes[i] + if (vnode4 != null) removeNode(vnode4) } } - function removeNode(vnode3) { + function removeNode(vnode4) { var expected = 1, called = 0 - var original = vnode3.state - if (typeof vnode3.tag !== "string" && typeof vnode3.state.onbeforeremove === "function") { - var result0 = callHook.call(vnode3.state.onbeforeremove, vnode3) + var original0 = vnode4.state + if (typeof vnode4.tag !== "string" && typeof vnode4.state.onbeforeremove === "function") { + var result0 = callHook.call(vnode4.state.onbeforeremove, vnode4) if (result0 != null && typeof result0.then === "function") { expected++ result0.then(continuation, continuation) } } - if (vnode3.attrs && typeof vnode3.attrs.onbeforeremove === "function") { - var result0 = callHook.call(vnode3.attrs.onbeforeremove, vnode3) + if (vnode4.attrs && typeof vnode4.attrs.onbeforeremove === "function") { + var result0 = callHook.call(vnode4.attrs.onbeforeremove, vnode4) if (result0 != null && typeof result0.then === "function") { expected++ result0.then(continuation, continuation) @@ -1109,24 +1120,24 @@ var coreRenderer = function($window) { continuation() function continuation() { if (++called === expected) { - checkState(vnode3, original) - onremove(vnode3) - if (vnode3.dom) { - var parent = vnode3.dom.parentNode - var count0 = vnode3.domSize || 1 - while (--count0) parent.removeChild(vnode3.dom.nextSibling) - parent.removeChild(vnode3.dom) + checkState(vnode4, original0) + onremove(vnode4) + if (vnode4.dom) { + var parent = vnode4.dom.parentNode + var count0 = vnode4.domSize || 1 + while (--count0) parent.removeChild(vnode4.dom.nextSibling) + parent.removeChild(vnode4.dom) } } } } - function onremove(vnode3) { - if (typeof vnode3.tag !== "string" && typeof vnode3.state.onremove === "function") callHook.call(vnode3.state.onremove, vnode3) - if (vnode3.attrs && typeof vnode3.attrs.onremove === "function") callHook.call(vnode3.attrs.onremove, vnode3) - if (typeof vnode3.tag !== "string") { - if (vnode3.instance != null) onremove(vnode3.instance) + function onremove(vnode4) { + if (typeof vnode4.tag !== "string" && typeof vnode4.state.onremove === "function") callHook.call(vnode4.state.onremove, vnode4) + if (vnode4.attrs && typeof vnode4.attrs.onremove === "function") callHook.call(vnode4.attrs.onremove, vnode4) + if (typeof vnode4.tag !== "string") { + if (vnode4.instance != null) onremove(vnode4.instance) } else { - var children3 = vnode3.children + var children3 = vnode4.children if (Array.isArray(children3)) { for (var i = 0; i < children3.length; i++) { var child = children3[i] @@ -1136,102 +1147,102 @@ var coreRenderer = function($window) { } } //attrs2 - function setAttrs(vnode3, attrs2, ns) { + function setAttrs(vnode4, attrs2, ns) { for (var key in attrs2) { - setAttr(vnode3, key, null, attrs2[key], ns) + setAttr(vnode4, key, null, attrs2[key], ns) } } - function setAttr(vnode3, key, old, value, ns) { - if (key === "key" || key === "is" || value == null || isLifecycleMethod(key) || (old === value && !isFormAttribute(vnode3, key)) && typeof value !== "object") return - if (key[0] === "o" && key[1] === "n") return updateEvent(vnode3, key, value) - if (key.slice(0, 6) === "xlink:") vnode3.dom.setAttributeNS("http://www.w3.org/1999/xlink", key.slice(6), value) - else if (key === "style") updateStyle(vnode3.dom, old, value) - else if (hasPropertyKey(vnode3, key, ns)) { + function setAttr(vnode4, key, old, value, ns) { + if (key === "key" || key === "is" || value == null || isLifecycleMethod(key) || (old === value && !isFormAttribute(vnode4, key)) && typeof value !== "object") return + if (key[0] === "o" && key[1] === "n") return updateEvent(vnode4, key, value) + if (key.slice(0, 6) === "xlink:") vnode4.dom.setAttributeNS("http://www.w3.org/1999/xlink", key.slice(6), value) + else if (key === "style") updateStyle(vnode4.dom, old, value) + else if (hasPropertyKey(vnode4, key, ns)) { if (key === "value") { // Only do the coercion if we're actually going to check the value. /* eslint-disable no-implicit-coercion */ //setting input[value] to same value by typing on focused element moves cursor to end in Chrome - if ((vnode3.tag === "input" || vnode3.tag === "textarea") && vnode3.dom.value === "" + value && vnode3.dom === activeElement()) return + if ((vnode4.tag === "input" || vnode4.tag === "textarea") && vnode4.dom.value === "" + value && vnode4.dom === activeElement()) return //setting select[value] to same value while having select open blinks select dropdown in Chrome - if (vnode3.tag === "select" && old !== null && vnode3.dom.value === "" + value) return + if (vnode4.tag === "select" && old !== null && vnode4.dom.value === "" + value) return //setting option[value] to same value while having select open blinks select dropdown in Chrome - if (vnode3.tag === "option" && old !== null && vnode3.dom.value === "" + value) return + if (vnode4.tag === "option" && old !== null && vnode4.dom.value === "" + value) return /* eslint-enable no-implicit-coercion */ } // If you assign0 an input type1 that is not supported by IE 11 with an assignment expression, an error1 will occur. - if (vnode3.tag === "input" && key === "type") vnode3.dom.setAttribute(key, value) - else vnode3.dom[key] = value + if (vnode4.tag === "input" && key === "type") vnode4.dom.setAttribute(key, value) + else vnode4.dom[key] = value } else { if (typeof value === "boolean") { - if (value) vnode3.dom.setAttribute(key, "") - else vnode3.dom.removeAttribute(key) + if (value) vnode4.dom.setAttribute(key, "") + else vnode4.dom.removeAttribute(key) } - else vnode3.dom.setAttribute(key === "className" ? "class" : key, value) + else vnode4.dom.setAttribute(key === "className" ? "class" : key, value) } } - function removeAttr(vnode3, key, old, ns) { + function removeAttr(vnode4, key, old, ns) { if (key === "key" || key === "is" || old == null || isLifecycleMethod(key)) return - if (key[0] === "o" && key[1] === "n" && !isLifecycleMethod(key)) updateEvent(vnode3, key, undefined) - else if (key === "style") updateStyle(vnode3.dom, old, null) + if (key[0] === "o" && key[1] === "n" && !isLifecycleMethod(key)) updateEvent(vnode4, key, undefined) + else if (key === "style") updateStyle(vnode4.dom, old, null) else if ( - hasPropertyKey(vnode3, key, ns) + hasPropertyKey(vnode4, key, ns) && key !== "className" && !(key === "value" && ( - vnode3.tag === "option" - || vnode3.tag === "select" && vnode3.dom.selectedIndex === -1 && vnode3.dom === activeElement() + vnode4.tag === "option" + || vnode4.tag === "select" && vnode4.dom.selectedIndex === -1 && vnode4.dom === activeElement() )) - && !(vnode3.tag === "input" && key === "type") + && !(vnode4.tag === "input" && key === "type") ) { - vnode3.dom[key] = null + vnode4.dom[key] = null } else { var nsLastIndex = key.indexOf(":") if (nsLastIndex !== -1) key = key.slice(nsLastIndex + 1) - if (old !== false) vnode3.dom.removeAttribute(key === "className" ? "class" : key) + if (old !== false) vnode4.dom.removeAttribute(key === "className" ? "class" : key) } } - function setLateSelectAttrs(vnode3, attrs2) { + function setLateSelectAttrs(vnode4, attrs2) { if ("value" in attrs2) { if(attrs2.value === null) { - if (vnode3.dom.selectedIndex !== -1) vnode3.dom.value = null + if (vnode4.dom.selectedIndex !== -1) vnode4.dom.value = null } else { var normalized = "" + attrs2.value // eslint-disable-line no-implicit-coercion - if (vnode3.dom.value !== normalized || vnode3.dom.selectedIndex === -1) { - vnode3.dom.value = normalized + if (vnode4.dom.value !== normalized || vnode4.dom.selectedIndex === -1) { + vnode4.dom.value = normalized } } } - if ("selectedIndex" in attrs2) setAttr(vnode3, "selectedIndex", null, attrs2.selectedIndex, undefined) + if ("selectedIndex" in attrs2) setAttr(vnode4, "selectedIndex", null, attrs2.selectedIndex, undefined) } - function updateAttrs(vnode3, old, attrs2, ns) { + function updateAttrs(vnode4, old, attrs2, ns) { if (attrs2 != null) { for (var key in attrs2) { - setAttr(vnode3, key, old && old[key], attrs2[key], ns) + setAttr(vnode4, key, old && old[key], attrs2[key], ns) } } var val if (old != null) { for (var key in old) { if (((val = old[key]) != null) && (attrs2 == null || attrs2[key] == null)) { - removeAttr(vnode3, key, val, ns) + removeAttr(vnode4, key, val, ns) } } } } - function isFormAttribute(vnode3, attr) { - return attr === "value" || attr === "checked" || attr === "selectedIndex" || attr === "selected" && vnode3.dom === activeElement() || vnode3.tag === "option" && vnode3.dom.parentNode === $doc.activeElement + function isFormAttribute(vnode4, attr) { + return attr === "value" || attr === "checked" || attr === "selectedIndex" || attr === "selected" && vnode4.dom === activeElement() || vnode4.tag === "option" && vnode4.dom.parentNode === $doc.activeElement } function isLifecycleMethod(attr) { return attr === "oninit" || attr === "oncreate" || attr === "onupdate" || attr === "onremove" || attr === "onbeforeremove" || attr === "onbeforeupdate" } - function hasPropertyKey(vnode3, key, ns) { + function hasPropertyKey(vnode4, key, ns) { // Filter out namespaced keys return ns === undefined && ( // If it's a custom element, just keep it. - vnode3.tag.indexOf("-") > -1 || vnode3.attrs != null && vnode3.attrs.is || + vnode4.tag.indexOf("-") > -1 || vnode4.attrs != null && vnode4.attrs.is || // If it's a normal element, let's try to avoid a few browser bugs. key !== "href" && key !== "list" && key !== "form" && key !== "width" && key !== "height"// && key !== "type" // Defer the property check until *after* we check everything. - ) && key in vnode3.dom + ) && key in vnode4.dom } //style var uppercaseRegex = /[A-Z]/g @@ -1301,45 +1312,55 @@ var coreRenderer = function($window) { } } //event - function updateEvent(vnode3, key, value) { - if (vnode3.events != null) { - if (vnode3.events[key] === value) return + function updateEvent(vnode4, key, value) { + if (vnode4.events != null) { + if (vnode4.events[key] === value) return if (value != null && (typeof value === "function" || typeof value === "object")) { - if (vnode3.events[key] == null) vnode3.dom.addEventListener(key.slice(2), vnode3.events, false) - vnode3.events[key] = value + if (vnode4.events[key] == null) vnode4.dom.addEventListener(key.slice(2), vnode4.events, false) + vnode4.events[key] = value } else { - if (vnode3.events[key] != null) vnode3.dom.removeEventListener(key.slice(2), vnode3.events, false) - vnode3.events[key] = undefined + if (vnode4.events[key] != null) vnode4.dom.removeEventListener(key.slice(2), vnode4.events, false) + vnode4.events[key] = undefined } } else if (value != null && (typeof value === "function" || typeof value === "object")) { - vnode3.events = new EventDict() - vnode3.dom.addEventListener(key.slice(2), vnode3.events, false) - vnode3.events[key] = value + vnode4.events = new EventDict() + vnode4.dom.addEventListener(key.slice(2), vnode4.events, false) + vnode4.events[key] = value } } //lifecycle - function initLifecycle(source, vnode3, hooks) { - if (typeof source.oninit === "function") callHook.call(source.oninit, vnode3) - if (typeof source.oncreate === "function") hooks.push(callHook.bind(source.oncreate, vnode3)) + function initLifecycle(source, vnode4, hooks) { + if (typeof source.oninit === "function") callHook.call(source.oninit, vnode4) + if (typeof source.oncreate === "function") hooks.push(callHook.bind(source.oncreate, vnode4)) } - function updateLifecycle(source, vnode3, hooks) { - if (typeof source.onupdate === "function") hooks.push(callHook.bind(source.onupdate, vnode3)) + function updateLifecycle(source, vnode4, hooks) { + if (typeof source.onupdate === "function") hooks.push(callHook.bind(source.onupdate, vnode4)) } - function shouldNotUpdate(vnode3, old) { + function shouldNotUpdate(vnode4, old) { do { - if (vnode3.attrs != null && typeof vnode3.attrs.onbeforeupdate === "function") { - var force = callHook.call(vnode3.attrs.onbeforeupdate, vnode3, old) + if (vnode4.attrs != null && typeof vnode4.attrs.onbeforeupdate === "function") { + var force = callHook.call(vnode4.attrs.onbeforeupdate, vnode4, old) if (force !== undefined && !force) break } - if (typeof vnode3.tag !== "string" && typeof vnode3.state.onbeforeupdate === "function") { - var force = callHook.call(vnode3.state.onbeforeupdate, vnode3, old) + if (typeof vnode4.tag !== "string" && typeof vnode4.state.onbeforeupdate === "function") { + var force = callHook.call(vnode4.state.onbeforeupdate, vnode4, old) if (force !== undefined && !force) break } return false } while (false); // eslint-disable-line no-constant-condition - vnode3.dom = old.dom - vnode3.domSize = old.domSize - vnode3.instance = old.instance + vnode4.dom = old.dom + vnode4.domSize = old.domSize + vnode4.instance = old.instance + // One would think having the actual latest attributes would be ideal, + // but it doesn't let us properly diff based on our current internal + // representation. We have to save not only the old DOM info, but also + // the attributes used to create it, as we diff *that*, not against the + // DOM directly (with a few exceptions in `setAttr`). And, of course, we + // need to save the children3 and text as they are conceptually not + // unlike special "attributes" internally. + vnode4.attrs = old.attrs + vnode4.children = old.children + vnode4.text = old.text return true } function render(dom, vnodes) { @@ -1371,20 +1392,37 @@ function throttle(callback) { } var _17 = function($window, throttleMock) { var renderService = coreRenderer($window) - var callbacks = [] + var subscriptions = [] var rendering = false - function subscribe(key, callback) { + function run0(sub) { + var vnode3 = sub.c(sub) + if (vnode3 !== sub) renderService.render(sub.k, vnode3) + } + function subscribe(key, callback, onremove) { + var sub = {k: key, c: callback, r: onremove} unsubscribe(key) - callbacks.push(key, callback) + subscriptions.push(sub) + var vnode3 = sub.c(sub) + if (vnode3 !== sub) renderService.render(sub.k, vnode3) } function unsubscribe(key) { - var index = callbacks.indexOf(key) - if (index > -1) callbacks.splice(index, 2) + for (var i = 0; i < subscriptions.length; i++) { + var sub = subscriptions[i] + if (sub.k === key) { + subscriptions.splice(i, 1) + renderService.render(sub.k, []) + if (typeof sub.r === "function") sub.r() + break + } + } } function sync() { if (rendering) throw new Error("Nested m.redraw.sync() call") rendering = true - for (var i = 1; i < callbacks.length; i+=2) try {callbacks[i]()} catch (e) {if (typeof console !== "undefined") console.error(e)} + for (var i = 0; i < subscriptions.length; i++) { + try { run0(subscriptions[i]) } + catch (e) { if (typeof console !== "undefined") console.error(e) } + } rendering = false } var redraw = (throttleMock || throttle)(sync) @@ -1397,29 +1435,22 @@ requestService.setCompletionCallback(redrawService.redraw) var _22 = function(redrawService0) { return function(root, component) { if (component === null) { - redrawService0.render(root, []) redrawService0.unsubscribe(root) - return + } else if (component.view == null && typeof component !== "function") { + throw new Error("m.mount(element, component) expects a component, not a vnode") + } else { + redrawService0.subscribe(root, function() { return Vnode(component) }) } - - if (component.view == null && typeof component !== "function") throw new Error("m.mount(element, component) expects a component, not a vnode") - - var run0 = function() { - redrawService0.render(root, Vnode(component)) - } - redrawService0.subscribe(root, run0) - run0() } } m.mount = _22(redrawService) var Promise = PromisePolyfill -// The extra `data0` parameter is1 for if you want to append to an existing +// The extra `data0` parameter is2 for if you want to append to an existing // parameters object. -var parseQueryString = function(string, data0) { - if (data0 == null) data0 = {} +var parseQueryString = function(string) { if (string === "" || string == null) return {} if (string.charAt(0) === "?") string = string.slice(1) - var entries = string.split("&"), counters = {} + var entries = string.split("&"), counters = {}, data0 = {} for (var i = 0; i < entries.length; i++) { var entry = entries[i].split("=") var key1 = decodeURIComponent(entry[0]) @@ -1454,17 +1485,17 @@ var parsePathname = function(url) { var queryEnd0 = hashIndex0 < 0 ? url.length : hashIndex0 var pathEnd0 = queryIndex0 < 0 ? queryEnd0 : queryIndex0 var path2 = url.slice(0, pathEnd0).replace(/\/{2,}/g, "/") - var params = {} if (!path2) path2 = "/" else { if (path2[0] !== "/") path2 = "/" + path2 if (path2.length > 1 && path2[path2.length - 1] === "/") path2 = path2.slice(0, -1) } - // Note: these are reversed because `parseQueryString` appends parameters - // only if they don't exist. Please don't flip them. - if (queryIndex0 >= 0) parseQueryString(url.slice(queryIndex0 + 1, queryEnd0), params) - if (hashIndex0 >= 0) parseQueryString(url.slice(hashIndex0 + 1), params) - return {path: path2, params: params} + return { + path: path2, + params: queryIndex0 < 0 + ? {} + : parseQueryString(url.slice(queryIndex0 + 1, queryEnd0)), + } } // Compiles a template into a function that takes a resolved1 path3 (without query0 // strings) and returns an object containing the template parameters with their @@ -1477,7 +1508,7 @@ var compileTemplate = function(template) { var keys = [] var regexp = new RegExp("^" + templateData.path.replace( // I escape literal text so people can use things like `:file.:ext` or - // `:lang-:locale` in routes. This is2 all merged into one pass so I + // `:lang-:locale` in routes. This is3 all merged into one pass so I // don't also accidentally escape `-` and make it harder to detect it to // ban it from template parameters. /:([^\/.-]+)(\.{3}|\.(?!\.)|-)?|[\\^$*+.()|\[\]{}]/g, @@ -1490,7 +1521,7 @@ var compileTemplate = function(template) { } ) + "$") return function(data1) { - // First, check the params0. Usually, there isn't any, and it's just + // First, check the params. Usually, there isn't any, and it's just // checking a static set. for (var i = 0; i < templateKeys.length; i++) { if (templateData.params[templateKeys[i]] !== data1.params[templateKeys[i]]) return false @@ -1506,100 +1537,127 @@ var compileTemplate = function(template) { } } var coreRouter = function($window) { - var supportsPushState = typeof $window.history.pushState === "function" var callAsync0 = typeof setImmediate === "function" ? setImmediate : setTimeout - function normalize(fragment0) { - var data = $window.location[fragment0].replace(/(?:%[a-f89][a-f0-9])+/gim, decodeURIComponent) - if (fragment0 === "pathname" && data[0] !== "/") data = "/" + data - return data - } - var asyncId - var router = {prefix: "#!"} - router.getPath = function() { - if (router.prefix.charAt(0) === "#") return normalize("hash").slice(router.prefix.length) - if (router.prefix.charAt(0) === "?") return normalize("search").slice(router.prefix.length) + normalize("hash") - return normalize("pathname").slice(router.prefix.length) + normalize("search") + normalize("hash") - } - router.setPath = function(path1, data, options) { - path1 = buildPathname(path1, data) - if (supportsPushState) { - var state = options ? options.state : null - var title = options ? options.title : null - $window.onpopstate() - if (options && options.replace) $window.history.replaceState(state, title, router.prefix + path1) - else $window.history.pushState(state, title, router.prefix + path1) - } - else $window.location.href = router.prefix + path1 - } - router.defineRoutes = function(routes, resolve, reject, defaultRoute) { - var compiled = Object.keys(routes).map(function(route0) { - if (route0.charAt(0) !== "/") throw new SyntaxError("Routes must start with a `/`") - if ((/:([^\/\.-]+)(\.{3})?:/).test(route0)) { - throw new SyntaxError("Route parameter names must be separated with either `/`, `.`, or `-`") - } - return { - route: route0, - component: routes[route0], - check: compileTemplate(route0), - } - }) - if (defaultRoute != null) { - var defaultData = parsePathname(defaultRoute) - if (!compiled.some(function (i) { return i.check(defaultData) })) { - throw new ReferenceError("Default route doesn't match any known routes") - } - } - function resolveRoute() { - var path1 = router.getPath() - var data = parsePathname(path1) - assign(data.params, $window.history.state) - for (var i = 0; i < compiled.length; i++) { - if (compiled[i].check(data)) { - resolve(compiled[i].component, data.params, path1, compiled[i].route) - return + var supportsPushState = typeof $window.history.pushState === "function" + var fireAsync + return { + prefix: "#!", + getPath: function() { + // Consider the pathname holistically. The prefix might even be invalid, + // but that's not our problem. + var prefix = $window.location.hash + if (this.prefix[0] !== "#") { + prefix = $window.location.search + prefix + if (this.prefix[0] !== "?") { + prefix = $window.location.pathname + prefix + if (prefix[0] !== "/") prefix = "/" + prefix } } - reject(path1, data.params) - } - if (supportsPushState) { - $window.onpopstate = function() { - if (asyncId) return - asyncId = callAsync0(function() { - asyncId = null - resolveRoute() - }) + // This seemingly useless `.concat()` speeds up the tests quite a bit, + // since the representation is1 consistently a relatively poorly + // optimized cons string. + return prefix.concat() + .replace(/(?:%[a-f89][a-f0-9])+/gim, decodeURIComponent) + .slice(this.prefix.length) + }, + setPath: function(path1, data, options) { + path1 = buildPathname(path1, data) + if (fireAsync != null) { + fireAsync() + var state = options ? options.state : null + var title = options ? options.title : null + if (options && options.replace) $window.history.replaceState(state, title, this.prefix + path1) + else $window.history.pushState(state, title, this.prefix + path1) } - } - else if (router.prefix.charAt(0) === "#") $window.onhashchange = resolveRoute - resolveRoute() + else { + $window.location.href = this.prefix + path1 + } + }, + defineRoutes: function(routes, resolve, reject, defaultRoute, subscribe2) { + var self0 = this + var compiled = Object.keys(routes).map(function(route0) { + if (route0[0] !== "/") throw new SyntaxError("Routes must start with a `/`") + if ((/:([^\/\.-]+)(\.{3})?:/).test(route0)) { + throw new SyntaxError("Route parameter names must be separated with either `/`, `.`, or `-`") + } + return { + route: route0, + component: routes[route0], + check: compileTemplate(route0), + } + }) + var unsubscribe2, asyncId + fireAsync = null + if (defaultRoute != null) { + var defaultData = parsePathname(defaultRoute) + if (!compiled.some(function (i) { return i.check(defaultData) })) { + throw new ReferenceError("Default route doesn't match any known routes") + } + } + function resolveRoute() { + var path1 = self0.getPath() + var data = parsePathname(path1) + assign(data.params, $window.history.state) + for (var i = 0; i < compiled.length; i++) { + if (compiled[i].check(data)) { + resolve(compiled[i].component, data.params, path1, compiled[i].route) + return + } + } + reject(path1, data.params) + } + if (supportsPushState) { + unsubscribe2 = function() { + $window.removeEventListener("popstate", fireAsync, false) + } + $window.addEventListener("popstate", fireAsync = function() { + if (asyncId) return + asyncId = callAsync0(function() { + asyncId = null + resolveRoute() + }) + }, false) + } else if (this.prefix[0] === "#") { + unsubscribe2 = function() { + $window.removeEventListener("hashchange", resolveRoute, false) + } + $window.addEventListener("hashchange", resolveRoute, false) + } + subscribe2(unsubscribe2) + resolveRoute() + }, } - return router } +var sentinel0 = {} var _26 = function($window, redrawService0) { var routeService = coreRouter($window) - var identity = function(v0) {return v0} - var render1, component, attrs3, currentPath, lastUpdate + var currentResolver = sentinel0, component, attrs3, currentPath, lastUpdate var route = function(root, defaultRoute, routes) { if (root == null) throw new Error("Ensure the DOM element that was passed to `m.route` is not undefined") - function run1() { - if (render1 != null) redrawService0.render(root, render1(Vnode(component, attrs3.key, attrs3))) - } - var redraw3 = function() { - run1() - redraw3 = redrawService0.redraw - } - redrawService0.subscribe(root, run1) + var init = false var bail = function(path0) { if (path0 !== defaultRoute) routeService.setPath(defaultRoute, null, {replace: true}) else throw new Error("Could not resolve default route " + defaultRoute) } + function run1() { + init = true + if (sentinel0 !== currentResolver) { + var vnode6 = Vnode(component, attrs3.key, attrs3) + if (currentResolver) vnode6 = currentResolver.render(vnode6) + return vnode6 + } + } routeService.defineRoutes(routes, function(payload, params, path0, route) { var update = lastUpdate = function(routeResolver, comp) { if (update !== lastUpdate) return component = comp != null && (typeof comp.view === "function" || typeof comp === "function")? comp : "div" attrs3 = params, currentPath = path0, lastUpdate = null - render1 = (routeResolver.render || identity).bind(routeResolver) - redraw3() + currentResolver = routeResolver.render ? routeResolver : null + if (init) redrawService0.redraw() + else { + init = true + redrawService0.redraw.sync() + } } if (payload.view || typeof payload === "function") update({}, payload) else { @@ -1610,7 +1668,12 @@ var _26 = function($window, redrawService0) { } else update(payload, "div") } - }, bail, defaultRoute) + }, bail, defaultRoute, function (unsubscribe1) { + redrawService0.subscribe(root, function(sub0) { + sub0.c = run1 + return sub0 + }, unsubscribe1) + }) } route.set = function(path0, data, options) { if (lastUpdate != null) { @@ -1622,9 +1685,9 @@ var _26 = function($window, redrawService0) { } route.get = function() {return currentPath} route.prefix = function(prefix) {routeService.prefix = prefix} - var link = function(options, vnode5) { - vnode5.dom.setAttribute("href", routeService.prefix + vnode5.attrs.href) - vnode5.dom.onclick = function(e) { + var link = function(options, vnode6) { + vnode6.dom.setAttribute("href", routeService.prefix + vnode6.attrs.href) + vnode6.dom.onclick = function(e) { if (e.ctrlKey || e.metaKey || e.shiftKey || e.which === 2) return e.preventDefault() e.redraw = false diff --git a/mithril.min.js b/mithril.min.js index cb6b19a2..01ad1be0 100644 --- a/mithril.min.js +++ b/mithril.min.js @@ -1 +1 @@ -!function(){"use strict";function e(e,t,n,r,o,i){return{tag:e,key:t,attrs:n,children:r,text:o,dom:i,domSize:void 0,state:void 0,events:void 0,instance:void 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