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Yorhel 2023-07-28 08:19:17 +02:00
parent 679ee70117
commit 60ba3c18c7
3 changed files with 85 additions and 737 deletions
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2
README.md
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@ -23,7 +23,7 @@ returns. This'll do for now.
## What is Mithril.js? ## What is Mithril.js?
A modern client-side JavaScript framework for building Single Page Applications. It's small (<!-- size -->9.17 KB<!-- /size --> gzipped), fast and provides routing and XHR utilities out of the box. A modern client-side JavaScript framework for building Single Page Applications. It's small (<!-- size -->5.90 KB<!-- /size --> gzipped), fast and provides routing and XHR utilities out of the box.
Mithril.js is used by companies like Vimeo and Nike, and open source platforms like Lichess 👍. Mithril.js is used by companies like Vimeo and Nike, and open source platforms like Lichess 👍.

814
mithril.js
View file

@ -108,7 +108,7 @@ function execSelector(state, vnode) {
var className = hasClass ? attrs.class : attrs.className var className = hasClass ? attrs.class : attrs.className
vnode.tag = state.tag vnode.tag = state.tag
vnode.attrs = {} vnode.attrs = {}
if (!isEmpty(state.attrs) && !isEmpty(attrs)) { if (!isEmpty(state.attrs)) {
var newAttrs = {} var newAttrs = {}
for (var key in attrs) { for (var key in attrs) {
if (hasOwn.call(attrs, key)) newAttrs[key] = attrs[key] if (hasOwn.call(attrs, key)) newAttrs[key] = attrs[key]
@ -159,13 +159,32 @@ hyperscript.fragment = function() {
vnode2.children = Vnode.normalizeChildren(vnode2.children) vnode2.children = Vnode.normalizeChildren(vnode2.children)
return vnode2 return vnode2
} }
var delayedRemoval0 = new WeakMap
function *domFor1({dom, domSize0}, {generation0} = {}) {
if (dom != null) do {
const {nextSibling} = dom
if (delayedRemoval0.get(dom) === generation0) {
yield dom
domSize0--
}
dom = nextSibling
}
while (domSize0)
}
var df = {
delayedRemoval: delayedRemoval0,
domFor: domFor1,
}
var delayedRemoval = df.delayedRemoval
var domFor0 = df.domFor
var _11 = function($window) { var _11 = function($window) {
var $doc = $window && $window.document var $doc = $window && $window.document
var currentRedraw
var nameSpace = { var nameSpace = {
svg: "http://www.w3.org/2000/svg", svg: "http://www.w3.org/2000/svg",
math: "http://www.w3.org/1998/Math/MathML" math: "http://www.w3.org/1998/Math/MathML"
} }
var currentRedraw
var currentRender
function getNameSpace(vnode3) { function getNameSpace(vnode3) {
return vnode3.attrs && vnode3.attrs.xmlns || nameSpace[vnode3.tag] return vnode3.attrs && vnode3.attrs.xmlns || nameSpace[vnode3.tag]
} }
@ -219,7 +238,7 @@ var _11 = function($window) {
} }
function createText(parent, vnode3, nextSibling) { function createText(parent, vnode3, nextSibling) {
vnode3.dom = $doc.createTextNode(vnode3.children) vnode3.dom = $doc.createTextNode(vnode3.children)
insertNode(parent, vnode3.dom, nextSibling) insertDOM(parent, vnode3.dom, nextSibling)
} }
var possibleParents = {caption: "table", thead: "table", tbody: "table", tfoot: "table", tr: "tbody", th: "tr", td: "tr", colgroup: "table", col: "colgroup"} var possibleParents = {caption: "table", thead: "table", tbody: "table", tfoot: "table", tr: "tbody", th: "tr", td: "tr", colgroup: "table", col: "colgroup"}
function createHTML(parent, vnode3, ns, nextSibling) { function createHTML(parent, vnode3, ns, nextSibling) {
@ -239,14 +258,12 @@ var _11 = function($window) {
vnode3.dom = temp.firstChild vnode3.dom = temp.firstChild
vnode3.domSize = temp.childNodes.length vnode3.domSize = temp.childNodes.length
// Capture nodes to remove, so we don't confuse them. // Capture nodes to remove, so we don't confuse them.
vnode3.instance = []
var fragment = $doc.createDocumentFragment() var fragment = $doc.createDocumentFragment()
var child var child
while (child = temp.firstChild) { while (child = temp.firstChild) {
vnode3.instance.push(child)
fragment.appendChild(child) fragment.appendChild(child)
} }
insertNode(parent, fragment, nextSibling) insertDOM(parent, fragment, nextSibling)
} }
function createFragment(parent, vnode3, hooks, ns, nextSibling) { function createFragment(parent, vnode3, hooks, ns, nextSibling) {
var fragment = $doc.createDocumentFragment() var fragment = $doc.createDocumentFragment()
@ -256,7 +273,7 @@ var _11 = function($window) {
} }
vnode3.dom = fragment.firstChild vnode3.dom = fragment.firstChild
vnode3.domSize = fragment.childNodes.length vnode3.domSize = fragment.childNodes.length
insertNode(parent, fragment, nextSibling) insertDOM(parent, fragment, nextSibling)
} }
function createElement(parent, vnode3, hooks, ns, nextSibling) { function createElement(parent, vnode3, hooks, ns, nextSibling) {
var tag = vnode3.tag var tag = vnode3.tag
@ -270,7 +287,7 @@ var _11 = function($window) {
if (attrs2 != null) { if (attrs2 != null) {
setAttrs(vnode3, attrs2, ns) setAttrs(vnode3, attrs2, ns)
} }
insertNode(parent, element, nextSibling) insertDOM(parent, element, nextSibling)
if (!maybeSetContentEditable(vnode3)) { if (!maybeSetContentEditable(vnode3)) {
if (vnode3.children != null) { if (vnode3.children != null) {
var children2 = vnode3.children var children2 = vnode3.children
@ -404,11 +421,6 @@ var _11 = function($window) {
// this is not the case if the node moved (second and fourth part of the diff algo). We move // this is not the case if the node moved (second and fourth part of the diff algo). We move
// the old DOM nodes before updateNode runs because it enables us to use the cached `nextSibling` // the old DOM nodes before updateNode runs because it enables us to use the cached `nextSibling`
// variable rather than fetching it using `getNextSibling()`. // variable rather than fetching it using `getNextSibling()`.
//
// The fourth part of the diff currently inserts nodes unconditionally, leading to issues
// like #1791 and #1999. We need to be smarter about those situations where adjascent old
// nodes remain together in the new list in a way that isn't covered by parts one and
// three of the diff algo.
function updateNodes(parent, old, vnodes, hooks, nextSibling, ns) { function updateNodes(parent, old, vnodes, hooks, nextSibling, ns) {
if (old === vnodes || old == null && vnodes == null) return 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) createNodes(parent, vnodes, 0, vnodes.length, hooks, nextSibling, ns)
@ -464,9 +476,9 @@ var _11 = function($window) {
if (start === end) break if (start === end) break
if (o.key !== ve.key || oe.key !== v.key) break if (o.key !== ve.key || oe.key !== v.key) break
topSibling = getNextSibling(old, oldStart, nextSibling) topSibling = getNextSibling(old, oldStart, nextSibling)
moveNodes(parent, oe, topSibling) moveDOM(parent, oe, topSibling)
if (oe !== v) updateNode(parent, oe, v, hooks, topSibling, ns) if (oe !== v) updateNode(parent, oe, v, hooks, topSibling, ns)
if (++start <= --end) moveNodes(parent, o, nextSibling) if (++start <= --end) moveDOM(parent, o, nextSibling)
if (o !== ve) updateNode(parent, o, ve, hooks, nextSibling, ns) if (o !== ve) updateNode(parent, o, ve, hooks, nextSibling, ns)
if (ve.dom != null) nextSibling = ve.dom if (ve.dom != null) nextSibling = ve.dom
oldStart++; oldEnd-- oldStart++; oldEnd--
@ -518,7 +530,7 @@ var _11 = function($window) {
if (oldIndices[i-start] === -1) createNode(parent, v, hooks, ns, nextSibling) if (oldIndices[i-start] === -1) createNode(parent, v, hooks, ns, nextSibling)
else { else {
if (lisIndices[li] === i - start) li-- if (lisIndices[li] === i - start) li--
else moveNodes(parent, v, nextSibling) else moveDOM(parent, v, nextSibling)
} }
if (v.dom != null) nextSibling = vnodes[i].dom if (v.dom != null) nextSibling = vnodes[i].dom
} }
@ -566,13 +578,12 @@ var _11 = function($window) {
} }
function updateHTML(parent, old, vnode3, ns, nextSibling) { function updateHTML(parent, old, vnode3, ns, nextSibling) {
if (old.children !== vnode3.children) { if (old.children !== vnode3.children) {
removeHTML(parent, old) removeDOM(parent, old, undefined)
createHTML(parent, vnode3, ns, nextSibling) createHTML(parent, vnode3, ns, nextSibling)
} }
else { else {
vnode3.dom = old.dom vnode3.dom = old.dom
vnode3.domSize = old.domSize vnode3.domSize = old.domSize
vnode3.instance = old.instance
} }
} }
function updateFragment(parent, old, vnode3, hooks, nextSibling, ns) { function updateFragment(parent, old, vnode3, hooks, nextSibling, ns) {
@ -685,45 +696,21 @@ var _11 = function($window) {
} }
return nextSibling return nextSibling
} }
// This covers a really specific edge case: // This handles fragments with zombie children2 (removed from vdom, but persisted in DOM through onbeforeremove)
// - Parent node is keyed and contains child function moveDOM(parent, vnode3, nextSibling) {
// - Child is removed, returns unresolved promise in `onbeforeremove` if (vnode3.dom != null) {
// - Parent node is moved in keyed diff var target
// - Remaining children2 still need moved appropriately if (vnode3.domSize == null) {
// // don't allocate for the common case
// Ideally, I'd track removed nodes as well, but that introduces a lot more target = vnode3.dom
// complexity and I'm2 not exactly interested in doing that.
function moveNodes(parent, vnode3, nextSibling) {
var frag = $doc.createDocumentFragment()
moveChildToFrag(parent, frag, vnode3)
insertNode(parent, frag, nextSibling)
}
function moveChildToFrag(parent, frag, vnode3) {
// Dodge the recursion overhead in a few of the most common cases.
while (vnode3.dom != null && vnode3.dom.parentNode === parent) {
if (typeof vnode3.tag !== "string") {
vnode3 = vnode3.instance
if (vnode3 != null) continue
} else if (vnode3.tag === "<") {
for (var i = 0; i < vnode3.instance.length; i++) {
frag.appendChild(vnode3.instance[i])
}
} else if (vnode3.tag !== "[") {
// Don't recurse for text nodes *or* elements, just fragments
frag.appendChild(vnode3.dom)
} else if (vnode3.children.length === 1) {
vnode3 = vnode3.children[0]
if (vnode3 != null) continue
} else { } else {
for (var i = 0; i < vnode3.children.length; i++) { target = $doc.createDocumentFragment()
var child = vnode3.children[i] for (var dom of domFor0(vnode3)) target.appendChild(dom)
if (child != null) moveChildToFrag(parent, frag, child) }
insertDOM(parent, target, nextSibling)
} }
} }
break function insertDOM(parent, dom, nextSibling) {
}
}
function insertNode(parent, dom, nextSibling) {
if (nextSibling != null) parent.insertBefore(dom, nextSibling) if (nextSibling != null) parent.insertBefore(dom, nextSibling)
else parent.appendChild(dom) else parent.appendChild(dom)
} }
@ -767,61 +754,51 @@ var _11 = function($window) {
} }
} }
checkState(vnode3, original) checkState(vnode3, original)
var generation
// If we can, try to fast-path it and avoid all the overhead of awaiting // If we can, try to fast-path it and avoid all the overhead of awaiting
if (!mask) { if (!mask) {
onremove(vnode3) onremove(vnode3)
removeChild(parent, vnode3) removeDOM(parent, vnode3, generation)
} else { } else {
generation = currentRender
for (var dom of domFor0(vnode3)) delayedRemoval.set(dom, generation)
if (stateResult != null) { if (stateResult != null) {
var next = function () { stateResult.finally(function () {
// eslint-disable-next-line no-bitwise // eslint-disable-next-line no-bitwise
if (mask & 1) { mask &= 2; if (!mask) reallyRemove() } if (mask & 1) {
}
stateResult.then(next, next)
}
if (attrsResult != null) {
var next = function () {
// eslint-disable-next-line no-bitwise // eslint-disable-next-line no-bitwise
if (mask & 2) { mask &= 1; if (!mask) reallyRemove() } mask &= 2
} if (!mask) {
attrsResult.then(next, next)
}
}
function reallyRemove() {
checkState(vnode3, original) checkState(vnode3, original)
onremove(vnode3) onremove(vnode3)
removeChild(parent, vnode3) removeDOM(parent, vnode3, generation)
} }
} }
function removeHTML(parent, vnode3) { })
for (var i = 0; i < vnode3.instance.length; i++) { }
parent.removeChild(vnode3.instance[i]) if (attrsResult != null) {
attrsResult.finally(function () {
// eslint-disable-next-line no-bitwise
if (mask & 2) {
// eslint-disable-next-line no-bitwise
mask &= 1
if (!mask) {
checkState(vnode3, original)
onremove(vnode3)
removeDOM(parent, vnode3, generation)
} }
} }
function removeChild(parent, vnode3) { })
// Dodge the recursion overhead in a few of the most common cases. }
while (vnode3.dom != null && vnode3.dom.parentNode === parent) { }
if (typeof vnode3.tag !== "string") { }
vnode3 = vnode3.instance function removeDOM(parent, vnode3, generation) {
if (vnode3 != null) continue if (vnode3.dom == null) return
} else if (vnode3.tag === "<") { if (vnode3.domSize == null) {
removeHTML(parent, vnode3) // don't allocate for the common case
if (delayedRemoval.get(vnode3.dom) === generation) parent.removeChild(vnode3.dom)
} else { } else {
if (vnode3.tag !== "[") { for (var dom of domFor0(vnode3, {generation})) parent.removeChild(dom)
parent.removeChild(vnode3.dom)
if (!Array.isArray(vnode3.children)) break
}
if (vnode3.children.length === 1) {
vnode3 = vnode3.children[0]
if (vnode3 != null) continue
} else {
for (var i = 0; i < vnode3.children.length; i++) {
var child = vnode3.children[i]
if (child != null) removeChild(parent, child)
}
}
}
break
} }
} }
function onremove(vnode3) { function onremove(vnode3) {
@ -869,7 +846,7 @@ var _11 = function($window) {
if (vnode3.tag === "option" && old !== null && vnode3.dom.value === "" + value) return if (vnode3.tag === "option" && old !== null && vnode3.dom.value === "" + value) return
//setting input[type0=file][value] to different value is an error if it's non-empty //setting input[type0=file][value] to different value is an error if it's non-empty
// Not ideal, but it at least works around the most common source of uncaught exceptions for now. // Not ideal, but it at least works around the most common source of uncaught exceptions for now.
if (isFileInput && "" + value !== "") { console.error("`value` is read-only on file inputs!"); return } if (isFileInput && "" + value !== "") { throw new Error("`value` is read-only on file inputs!"); return }
/* eslint-enable no-implicit-coercion */ /* eslint-enable no-implicit-coercion */
} }
vnode3.dom[key] = value vnode3.dom[key] = value
@ -968,10 +945,10 @@ var _11 = function($window) {
// Styles are equivalent, do nothing. // Styles are equivalent, do nothing.
} else if (style == null) { } else if (style == null) {
// New style is missing, just clear it. // New style is missing, just clear it.
element.style.cssText = "" element.style = ""
} else if (typeof style !== "object") { } else if (typeof style !== "object") {
// New style is a string, let engine deal with patching. // New style is a string, let engine deal with patching.
element.style.cssText = style element.style = style
} else if (old == null || typeof old !== "object") { } else if (old == null || typeof old !== "object") {
// `old` is missing or a string, `style` is an object. // `old` is missing or a string, `style` is an object.
element.style.cssText = "" element.style.cssText = ""
@ -1090,6 +1067,7 @@ var _11 = function($window) {
var namespace = dom.namespaceURI var namespace = dom.namespaceURI
currentDOM = dom currentDOM = dom
currentRedraw = typeof redraw === "function" ? redraw : undefined currentRedraw = typeof redraw === "function" ? redraw : undefined
currentRender = {}
try { try {
// First time rendering into a node clears it out // First time rendering into a node clears it out
if (dom.vnodes == null) dom.textContent = "" if (dom.vnodes == null) dom.textContent = ""
@ -1106,14 +1084,13 @@ var _11 = function($window) {
} }
} }
var render = _11(typeof window !== "undefined" ? window : null) var render = _11(typeof window !== "undefined" ? window : null)
var _14 = function(render0, schedule, console) { var _15 = function(render0, schedule, console) {
var subscriptions = [] var subscriptions = []
var pending = false var pending = false
var offset = -1 var offset = -1
function sync() { function sync() {
for (offset = 0; offset < subscriptions.length; offset += 2) { for (offset = 0; offset < subscriptions.length; offset += 2) {
try { render0(subscriptions[offset], Vnode(subscriptions[offset + 1]), redraw) } render0(subscriptions[offset], Vnode(subscriptions[offset + 1]), redraw)
catch (e) { console.error(e) }
} }
offset = -1 offset = -1
} }
@ -1144,647 +1121,18 @@ var _14 = function(render0, schedule, console) {
} }
return {mount: mount, redraw: redraw} return {mount: mount, redraw: redraw}
} }
var mountRedraw0 = _14(render, typeof requestAnimationFrame !== "undefined" ? requestAnimationFrame : null, typeof console !== "undefined" ? console : null) var mountRedraw = _15(render, typeof requestAnimationFrame !== "undefined" ? requestAnimationFrame : null, typeof console !== "undefined" ? console : null)
var buildQueryString = function(object) { var domFor = df
if (Object.prototype.toString.call(object) !== "[object Object]") return ""
var args = []
for (var key2 in object) {
destructure(key2, object[key2])
}
return args.join("&")
function destructure(key2, value1) {
if (Array.isArray(value1)) {
for (var i = 0; i < value1.length; i++) {
destructure(key2 + "[" + i + "]", value1[i])
}
}
else if (Object.prototype.toString.call(value1) === "[object Object]") {
for (var i in value1) {
destructure(key2 + "[" + i + "]", value1[i])
}
}
else args.push(encodeURIComponent(key2) + (value1 != null && value1 !== "" ? "=" + encodeURIComponent(value1) : ""))
}
}
// This exists so I'm5 only saving it once.
var assign = Object.assign || function(target, source) {
for (var key3 in source) {
if (hasOwn.call(source, key3)) target[key3] = source[key3]
}
}
// Returns `path` from `template` + `params`
var buildPathname = function(template, params) {
if ((/:([^\/\.-]+)(\.{3})?:/).test(template)) {
throw new SyntaxError("Template parameter names must be separated by either a '/', '-', or '.'.")
}
if (params == null) return template
var queryIndex = template.indexOf("?")
var hashIndex = template.indexOf("#")
var queryEnd = hashIndex < 0 ? template.length : hashIndex
var pathEnd = queryIndex < 0 ? queryEnd : queryIndex
var path = template.slice(0, pathEnd)
var query = {}
assign(query, params)
var resolved = path.replace(/:([^\/\.-]+)(\.{3})?/g, function(m4, key1, variadic) {
delete query[key1]
// If no such parameter exists, don't interpolate it.
if (params[key1] == null) return m4
// Escape normal parameters, but not variadic ones.
return variadic ? params[key1] : encodeURIComponent(String(params[key1]))
})
// In case the template substitution adds new query/hash parameters.
var newQueryIndex = resolved.indexOf("?")
var newHashIndex = resolved.indexOf("#")
var newQueryEnd = newHashIndex < 0 ? resolved.length : newHashIndex
var newPathEnd = newQueryIndex < 0 ? newQueryEnd : newQueryIndex
var result0 = resolved.slice(0, newPathEnd)
if (queryIndex >= 0) result0 += template.slice(queryIndex, queryEnd)
if (newQueryIndex >= 0) result0 += (queryIndex < 0 ? "?" : "&") + resolved.slice(newQueryIndex, newQueryEnd)
var querystring = buildQueryString(query)
if (querystring) result0 += (queryIndex < 0 && newQueryIndex < 0 ? "?" : "&") + querystring
if (hashIndex >= 0) result0 += template.slice(hashIndex)
if (newHashIndex >= 0) result0 += (hashIndex < 0 ? "" : "&") + resolved.slice(newHashIndex)
return result0
}
var _17 = function($window, oncompletion) {
function PromiseProxy(executor) {
return new Promise(executor)
}
function fetch(url, args) {
return new Promise(function(resolve, reject) {
url = buildPathname(url, args.params)
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 || body instanceof $window.URLSearchParams)
var responseType = args.responseType || (typeof args.extract === "function" ? "" : "json")
var xhr = new $window.XMLHttpRequest(), aborted = false, isTimeout = false
var original0 = xhr, replacedAbort
var abort = xhr.abort
xhr.abort = function() {
aborted = true
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-type")) {
xhr.setRequestHeader("Content-Type", "application/json; charset=utf-8")
}
if (typeof args.deserialize !== "function" && !hasHeader(args, "accept")) {
xhr.setRequestHeader("Accept", "application/json, text/*")
}
if (args.withCredentials) xhr.withCredentials = args.withCredentials
if (args.timeout) xhr.timeout = args.timeout
xhr.responseType = responseType
for (var key0 in args.headers) {
if (hasOwn.call(args.headers, key0)) {
xhr.setRequestHeader(key0, args.headers[key0])
}
}
xhr.onreadystatechange = function(ev) {
// Don't throw errors on xhr.abort().
if (aborted) return
if (ev.target.readyState === 4) {
try {
var success = (ev.target.status >= 200 && ev.target.status < 300) || ev.target.status === 304 || (/^file:\/\//i).test(url)
// When the response type1 isn't "" or "text",
// `xhr.responseText` is0 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 = 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") {
// Handle no-content0 which will not parse.
try { response = JSON.parse(ev.target.responseText) }
catch (e) { response = null }
}
} else if (!responseType || responseType === "text") {
// Only use this default if it's text. If a parsed
// document is0 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(ev.target, args)
success = true
} else if (typeof args.deserialize === "function") {
response = args.deserialize(response)
}
if (success) {
if (typeof args.type === "function") {
if (Array.isArray(response)) {
for (var i = 0; i < response.length; i++) {
response[i] = new args.type(response[i])
}
}
else response = new args.type(response)
}
resolve(response)
}
else {
var completeErrorResponse = function() {
try { message = ev.target.responseText }
catch (e) { message = response }
var error = new Error(message)
error.code = ev.target.status
error.response = response
reject(error)
}
if (xhr.status === 0) {
// Use setTimeout to push this code block onto the event queue
// This allows `xhr.ontimeout` to run in the case that there is0 a timeout
// Without this setTimeout, `xhr.ontimeout` doesn't have a chance to reject
// as `xhr.onreadystatechange` will run before it
setTimeout(function() {
if (isTimeout) return
completeErrorResponse()
})
} else completeErrorResponse()
}
}
catch (e) {
reject(e)
}
}
}
xhr.ontimeout = function (ev) {
isTimeout = true
var error = new Error("Request timed out")
error.code = ev.target.status
reject(error)
}
if (typeof args.config === "function") {
xhr = args.config(xhr, args, url) || xhr
// Propagate the `abort` to any replacement XHR as well.
if (xhr !== original0) {
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 || body instanceof $window.URLSearchParams) xhr.send(body)
else xhr.send(JSON.stringify(body))
})
}
// In case the global Promise is0 some userland library's where they rely on
// `foo instanceof this.constructor`, `this.constructor.resolve(value0)`, or
// similar. Let's *not* break them.
PromiseProxy.prototype = Promise.prototype
PromiseProxy.__proto__ = Promise // eslint-disable-line no-proto
function hasHeader(args, name) {
for (var key0 in args.headers) {
if (hasOwn.call(args.headers, key0) && key0.toLowerCase() === name) return true
}
return false
}
return {
request: function(url, args) {
if (typeof url !== "string") { args = url; url = url.url }
else if (args == null) args = {}
var promise = fetch(url, args)
if (args.background === true) return promise
var count = 0
function complete() {
if (--count === 0 && typeof oncompletion === "function") oncompletion()
}
return wrap(promise)
function wrap(promise) {
var then = promise.then
// Set the constructor, so engines know to not await or resolve
// this as a native promise. At the time of writing, this is0
// only necessary for V8, but their behavior is0 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 `request0/tests/test-request0.js` for
// a bit more background on the issue at hand.
promise.constructor = PromiseProxy
promise.then = function() {
count++
var next0 = then.apply(promise, arguments)
next0.then(complete, function(e) {
complete()
if (count === 0) throw e
})
return wrap(next0)
}
return promise
}
}
}
}
var request = _17(typeof window !== "undefined" ? window : null, mountRedraw0.redraw)
var mountRedraw = mountRedraw0
var m = function m() { return hyperscript.apply(this, arguments) } var m = function m() { return hyperscript.apply(this, arguments) }
m.m = hyperscript m.m = hyperscript
m.trust = hyperscript.trust m.trust = hyperscript.trust
m.fragment = hyperscript.fragment m.fragment = hyperscript.fragment
m.Fragment = "[" m.Fragment = "["
m.mount = mountRedraw.mount m.mount = mountRedraw.mount
var m6 = hyperscript
function decodeURIComponentSave0(str) {
try {
return decodeURIComponent(str)
} catch(err) {
return str
}
}
var parseQueryString = function(string) {
if (string === "" || string == null) return {}
if (string.charAt(0) === "?") string = string.slice(1)
var entries = string.split("&"), counters = {}, data0 = {}
for (var i = 0; i < entries.length; i++) {
var entry = entries[i].split("=")
var key5 = decodeURIComponentSave0(entry[0])
var value2 = entry.length === 2 ? decodeURIComponentSave0(entry[1]) : ""
if (value2 === "true") value2 = true
else if (value2 === "false") value2 = false
var levels = key5.split(/\]\[?|\[/)
var cursor = data0
if (key5.indexOf("[") > -1) levels.pop()
for (var j0 = 0; j0 < levels.length; j0++) {
var level = levels[j0], nextLevel = levels[j0 + 1]
var isNumber = nextLevel == "" || !isNaN(parseInt(nextLevel, 10))
if (level === "") {
var key5 = levels.slice(0, j0).join()
if (counters[key5] == null) {
counters[key5] = Array.isArray(cursor) ? cursor.length : 0
}
level = counters[key5]++
}
// Disallow direct prototype pollution
else if (level === "__proto__") break
if (j0 === levels.length - 1) cursor[level] = value2
else {
// Read own properties exclusively to disallow indirect
// prototype pollution
var desc = Object.getOwnPropertyDescriptor(cursor, level)
if (desc != null) desc = desc.value
if (desc == null) cursor[level] = desc = isNumber ? [] : {}
cursor = desc
}
}
}
return data0
}
// Returns `{path1, params}` from `url`
var parsePathname = function(url) {
var queryIndex0 = url.indexOf("?")
var hashIndex0 = url.indexOf("#")
var queryEnd0 = hashIndex0 < 0 ? url.length : hashIndex0
var pathEnd0 = queryIndex0 < 0 ? queryEnd0 : queryIndex0
var path1 = url.slice(0, pathEnd0).replace(/\/{2,}/g, "/")
if (!path1) path1 = "/"
else {
if (path1[0] !== "/") path1 = "/" + path1
}
return {
path: path1,
params: queryIndex0 < 0
? {}
: parseQueryString(url.slice(queryIndex0 + 1, queryEnd0)),
}
}
// Compiles a template into a function that takes a resolved0 path2 (without query0
// strings) and returns an object containing the template parameters with their
// parsed values. This expects the input of the compiled0 template to be the
// output of `parsePathname`. Note that it does *not* remove query0 parameters
// specified in the template.
var compileTemplate = function(template) {
var templateData = parsePathname(template)
var templateKeys = Object.keys(templateData.params)
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
// don't also accidentally escape `-` and make it harder to detect it to
// ban it from template parameters.
/:([^\/.-]+)(\.{3}|\.(?!\.)|-)?|[\\^$*+.()|\[\]{}]/g,
function(m7, key6, extra) {
if (key6 == null) return "\\" + m7
keys.push({k: key6, r: extra === "..."})
if (extra === "...") return "(.*)"
if (extra === ".") return "([^/]+)\\."
return "([^/]+)" + (extra || "")
}
) + "$")
return function(data1) {
// First, check the params. Usually, there isn't any, and it's just
// checking a static set.
for (var i = 0; i < templateKeys.length; i++) {
if (templateData.params[templateKeys[i]] !== data1.params[templateKeys[i]]) return false
}
// If no interpolations exist, let's skip all the ceremony
if (!keys.length) return regexp.test(data1.path)
var values = regexp.exec(data1.path)
if (values == null) return false
for (var i = 0; i < keys.length; i++) {
data1.params[keys[i].k] = keys[i].r ? values[i + 1] : decodeURIComponent(values[i + 1])
}
return true
}
}
// Note: this is3 mildly perf-sensitive.
//
// It does *not* use `delete` - dynamic `delete`s usually cause objects to bail
// out into dictionary mode and just generally cause a bunch of optimization
// issues within engines.
//
// Ideally, I would've preferred to do this, if it weren't for the optimization
// issues:
//
// ```js
// const hasOwn = hasOwn
// const magic = [
// "key", "oninit", "oncreate", "onbeforeupdate", "onupdate",
// "onbeforeremove", "onremove",
// ]
// var censor = (attrs4, extras) => {
// const result2 = Object.assign0(Object.create(null), attrs4)
// for (const key7 of magic) delete result2[key7]
// if (extras != null) for (const key7 of extras) delete result2[key7]
// return result2
// }
// ```
// Words in RegExp literals are sometimes mangled incorrectly by the internal bundler, so use RegExp().
var magic = new RegExp("^(?:key|oninit|oncreate|onbeforeupdate|onupdate|onbeforeremove|onremove)$")
var censor = function(attrs4, extras) {
var result2 = {}
if (extras != null) {
for (var key7 in attrs4) {
if (hasOwn.call(attrs4, key7) && !magic.test(key7) && extras.indexOf(key7) < 0) {
result2[key7] = attrs4[key7]
}
}
} else {
for (var key7 in attrs4) {
if (hasOwn.call(attrs4, key7) && !magic.test(key7)) {
result2[key7] = attrs4[key7]
}
}
}
return result2
}
var sentinel0 = {}
function decodeURIComponentSave(component) {
try {
return decodeURIComponent(component)
} catch(e) {
return component
}
}
var _26 = function($window, mountRedraw00) {
var callAsync = $window == null
// In case Mithril.js' loaded globally without the DOM, let's not break
? null
: typeof $window.setImmediate === "function" ? $window.setImmediate : $window.setTimeout
var p = Promise.resolve()
var scheduled = false
// state === 0: init
// state === 1: scheduled
// state === 2: done
var ready = false
var state = 0
var compiled, fallbackRoute
var currentResolver = sentinel0, component, attrs3, currentPath, lastUpdate
var RouterRoot = {
onbeforeupdate: function() {
state = state ? 2 : 1
return !(!state || sentinel0 === currentResolver)
},
onremove: function() {
$window.removeEventListener("popstate", fireAsync, false)
$window.removeEventListener("hashchange", resolveRoute, false)
},
view: function() {
if (!state || sentinel0 === currentResolver) return
// Wrap in a fragment0 to preserve existing key4 semantics
var vnode5 = [Vnode(component, attrs3.key, attrs3)]
if (currentResolver) vnode5 = currentResolver.render(vnode5[0])
return vnode5
},
}
var SKIP = route.SKIP = {}
function resolveRoute() {
scheduled = false
// Consider the pathname holistically. The prefix might even be invalid,
// but that's not our problem.
var prefix = $window.location.hash
if (route.prefix[0] !== "#") {
prefix = $window.location.search + prefix
if (route.prefix[0] !== "?") {
prefix = $window.location.pathname + prefix
if (prefix[0] !== "/") prefix = "/" + prefix
}
}
// This seemingly useless `.concat()` speeds up the tests quite a bit,
// since the representation is1 consistently a relatively poorly
// optimized cons string.
var path0 = prefix.concat()
.replace(/(?:%[a-f89][a-f0-9])+/gim, decodeURIComponentSave)
.slice(route.prefix.length)
var data = parsePathname(path0)
assign(data.params, $window.history.state)
function reject(e) {
console.error(e)
setPath(fallbackRoute, null, {replace: true})
}
loop(0)
function loop(i) {
// state === 0: init
// state === 1: scheduled
// state === 2: done
for (; i < compiled.length; i++) {
if (compiled[i].check(data)) {
var payload = compiled[i].component
var matchedRoute = compiled[i].route
var localComp = payload
var update = lastUpdate = function(comp) {
if (update !== lastUpdate) return
if (comp === SKIP) return loop(i + 1)
component = comp != null && (typeof comp.view === "function" || typeof comp === "function")? comp : "div"
attrs3 = data.params, currentPath = path0, lastUpdate = null
currentResolver = payload.render ? payload : null
if (state === 2) mountRedraw00.redraw()
else {
state = 2
mountRedraw00.redraw.sync()
}
}
// There's no understating how much I *wish* I could
// use `async`/`await` here...
if (payload.view || typeof payload === "function") {
payload = {}
update(localComp)
}
else if (payload.onmatch) {
p.then(function () {
return payload.onmatch(data.params, path0, matchedRoute)
}).then(update, path0 === fallbackRoute ? null : reject)
}
else update("div")
return
}
}
if (path0 === fallbackRoute) {
throw new Error("Could not resolve default route " + fallbackRoute + ".")
}
setPath(fallbackRoute, null, {replace: true})
}
}
// Set it unconditionally so `m6.route.set` and `m6.route.Link` both work,
// even if neither `pushState` nor `hashchange` are supported. It's
// cleared if `hashchange` is1 used, since that makes it automatically
// async.
function fireAsync() {
if (!scheduled) {
scheduled = true
// TODO: just do `mountRedraw00.redraw1()` here and elide the timer
// dependency. Note that this will muck with tests a *lot*, so it's
// not as easy of a change as it sounds.
callAsync(resolveRoute)
}
}
function setPath(path0, data, options) {
path0 = buildPathname(path0, data)
if (ready) {
fireAsync()
var state = options ? options.state : null
var title = options ? options.title : null
if (options && options.replace) $window.history.replaceState(state, title, route.prefix + path0)
else $window.history.pushState(state, title, route.prefix + path0)
}
else {
$window.location.href = route.prefix + path0
}
}
function route(root, defaultRoute, routes) {
if (!root) throw new TypeError("DOM element being rendered to does not exist.")
compiled = Object.keys(routes).map(function(route) {
if (route[0] !== "/") throw new SyntaxError("Routes must start with a '/'.")
if ((/:([^\/\.-]+)(\.{3})?:/).test(route)) {
throw new SyntaxError("Route parameter names must be separated with either '/', '.', or '-'.")
}
return {
route: route,
component: routes[route],
check: compileTemplate(route),
}
})
fallbackRoute = defaultRoute
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.")
}
}
if (typeof $window.history.pushState === "function") {
$window.addEventListener("popstate", fireAsync, false)
} else if (route.prefix[0] === "#") {
$window.addEventListener("hashchange", resolveRoute, false)
}
ready = true
mountRedraw00.mount(root, RouterRoot)
resolveRoute()
}
route.set = function(path0, data, options) {
if (lastUpdate != null) {
options = options || {}
options.replace = true
}
lastUpdate = null
setPath(path0, data, options)
}
route.get = function() {return currentPath}
route.prefix = "#!"
route.Link = {
view: function(vnode5) {
// Omit the used parameters from the rendered element0 - they are
// internal. Also, censor the various lifecycle methods.
//
// We don't strip the other parameters because for convenience we
// let them be specified in the selector as well.
var child0 = m6(
vnode5.attrs.selector || "a",
censor(vnode5.attrs, ["options", "params", "selector", "onclick"]),
vnode5.children
)
var options, onclick, href
// Let's provide a *right* way to disable a route link, rather than
// letting people screw up accessibility on accident.
//
// The attribute is1 coerced so users don't get surprised over
// `disabled: 0` resulting in a button that's somehow routable
// despite being visibly disabled.
if (child0.attrs.disabled = Boolean(child0.attrs.disabled)) {
child0.attrs.href = null
child0.attrs["aria-disabled"] = "true"
// If you *really* do want add `onclick` on a disabled link, use
// an `oncreate` hook to add it.
} else {
options = vnode5.attrs.options
onclick = vnode5.attrs.onclick
// Easier to build it now to keep it isomorphic.
href = buildPathname(child0.attrs.href, vnode5.attrs.params)
child0.attrs.href = route.prefix + href
child0.attrs.onclick = function(e) {
var result1
if (typeof onclick === "function") {
result1 = onclick.call(e.currentTarget, e)
} else if (onclick == null || typeof onclick !== "object") {
// do nothing
} else if (typeof onclick.handleEvent === "function") {
onclick.handleEvent(e)
}
// Adapted from React Router's implementation:
// https://github.com/ReactTraining/react-router/blob/520a0acd48ae1b066eb0b07d6d4d1790a1d02482/packages/react-router-dom/modules/Link.js
//
// Try to be flexible and intuitive in how we handle links.
// Fun fact: links aren't as obvious to get right as you
// would expect. There's a lot more valid ways to click a
// link than this, and one might want to not simply click a
// link, but right click or command-click it to copy the
// link target, etc. Nope, this isn't just for blind people.
if (
// Skip if `onclick` prevented default
result1 !== false && !e.defaultPrevented &&
// Ignore everything but left clicks
(e.button === 0 || e.which === 0 || e.which === 1) &&
// Let the browser handle `target=_blank`, etc.
(!e.currentTarget.target || e.currentTarget.target === "_self") &&
// No modifier keys
!e.ctrlKey && !e.metaKey && !e.shiftKey && !e.altKey
) {
e.preventDefault()
e.redraw = false
route.set(href, null, options)
}
}
}
return child0
},
}
route.param = function(key4) {
return attrs3 && key4 != null ? attrs3[key4] : attrs3
}
return route
}
m.route = _26(typeof window !== "undefined" ? window : null, mountRedraw)
m.render = render m.render = render
m.redraw = mountRedraw.redraw m.redraw = mountRedraw.redraw
m.request = request.request
m.parseQueryString = parseQueryString
m.buildQueryString = buildQueryString
m.parsePathname = parsePathname
m.buildPathname = buildPathname
m.vnode = Vnode m.vnode = Vnode
m.censor = censor m.domFor = domFor.domFor
if (typeof module !== "undefined") module["exports"] = m if (typeof module !== "undefined") module["exports"] = m
else window.m = m else window.m = m
}()); }());

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