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solid-js

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A declarative JavaScript library for building user interfaces.

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import { createRoot, createRenderEffect, sharedConfig, untrack, enableHydration, createSignal, onCleanup, splitProps, createMemo, $DEVCOMP } from 'solid-js'; export { ErrorBoundary, For, Index, Match, Show, Suspense, SuspenseList, Switch, createComponent, createRenderEffect as effect, getOwner, createMemo as memo, mergeProps, untrack } from 'solid-js'; const booleans = ["allowfullscreen", "async", "autofocus", "autoplay", "checked", "controls", "default", "disabled", "formnovalidate", "hidden", "indeterminate", "ismap", "loop", "multiple", "muted", "nomodule", "novalidate", "open", "playsinline", "readonly", "required", "reversed", "seamless", "selected"]; const Properties = /*#__PURE__*/new Set(["className", "value", "readOnly", "formNoValidate", "isMap", "noModule", "playsInline", ...booleans]); const ChildProperties = /*#__PURE__*/new Set(["innerHTML", "textContent", "innerText", "children"]); const Aliases = /*#__PURE__*/Object.assign(Object.create(null), { className: "class", htmlFor: "for" }); const PropAliases = /*#__PURE__*/Object.assign(Object.create(null), { class: "className", formnovalidate: "formNoValidate", ismap: "isMap", nomodule: "noModule", playsinline: "playsInline", readonly: "readOnly" }); const DelegatedEvents = /*#__PURE__*/new Set(["beforeinput", "click", "dblclick", "contextmenu", "focusin", "focusout", "input", "keydown", "keyup", "mousedown", "mousemove", "mouseout", "mouseover", "mouseup", "pointerdown", "pointermove", "pointerout", "pointerover", "pointerup", "touchend", "touchmove", "touchstart"]); const SVGElements = /*#__PURE__*/new Set([ "altGlyph", "altGlyphDef", "altGlyphItem", "animate", "animateColor", "animateMotion", "animateTransform", "circle", "clipPath", "color-profile", "cursor", "defs", "desc", "ellipse", "feBlend", "feColorMatrix", "feComponentTransfer", "feComposite", "feConvolveMatrix", "feDiffuseLighting", "feDisplacementMap", "feDistantLight", "feFlood", "feFuncA", "feFuncB", "feFuncG", "feFuncR", "feGaussianBlur", "feImage", "feMerge", "feMergeNode", "feMorphology", "feOffset", "fePointLight", "feSpecularLighting", "feSpotLight", "feTile", "feTurbulence", "filter", "font", "font-face", "font-face-format", "font-face-name", "font-face-src", "font-face-uri", "foreignObject", "g", "glyph", "glyphRef", "hkern", "image", "line", "linearGradient", "marker", "mask", "metadata", "missing-glyph", "mpath", "path", "pattern", "polygon", "polyline", "radialGradient", "rect", "set", "stop", "svg", "switch", "symbol", "text", "textPath", "tref", "tspan", "use", "view", "vkern"]); const SVGNamespace = { xlink: "http://www.w3.org/1999/xlink", xml: "http://www.w3.org/XML/1998/namespace" }; const DOMElements = /*#__PURE__*/new Set(["html", "base", "head", "link", "meta", "style", "title", "body", "address", "article", "aside", "footer", "header", "main", "nav", "section", "body", "blockquote", "dd", "div", "dl", "dt", "figcaption", "figure", "hr", "li", "ol", "p", "pre", "ul", "a", "abbr", "b", "bdi", "bdo", "br", "cite", "code", "data", "dfn", "em", "i", "kbd", "mark", "q", "rp", "rt", "ruby", "s", "samp", "small", "span", "strong", "sub", "sup", "time", "u", "var", "wbr", "area", "audio", "img", "map", "track", "video", "embed", "iframe", "object", "param", "picture", "portal", "source", "svg", "math", "canvas", "noscript", "script", "del", "ins", "caption", "col", "colgroup", "table", "tbody", "td", "tfoot", "th", "thead", "tr", "button", "datalist", "fieldset", "form", "input", "label", "legend", "meter", "optgroup", "option", "output", "progress", "select", "textarea", "details", "dialog", "menu", "summary", "details", "slot", "template", "acronym", "applet", "basefont", "bgsound", "big", "blink", "center", "content", "dir", "font", "frame", "frameset", "hgroup", "image", "keygen", "marquee", "menuitem", "nobr", "noembed", "noframes", "plaintext", "rb", "rtc", "shadow", "spacer", "strike", "tt", "xmp", "a", "abbr", "acronym", "address", "applet", "area", "article", "aside", "audio", "b", "base", "basefont", "bdi", "bdo", "bgsound", "big", "blink", "blockquote", "body", "br", "button", "canvas", "caption", "center", "cite", "code", "col", "colgroup", "content", "data", "datalist", "dd", "del", "details", "dfn", "dialog", "dir", "div", "dl", "dt", "em", "embed", "fieldset", "figcaption", "figure", "font", "footer", "form", "frame", "frameset", "head", "header", "hgroup", "hr", "html", "i", "iframe", "image", "img", "input", "ins", "kbd", "keygen", "label", "legend", "li", "link", "main", "map", "mark", "marquee", "menu", "menuitem", "meta", "meter", "nav", "nobr", "noembed", "noframes", "noscript", "object", "ol", "optgroup", "option", "output", "p", "param", "picture", "plaintext", "portal", "pre", "progress", "q", "rb", "rp", "rt", "rtc", "ruby", "s", "samp", "script", "section", "select", "shadow", "slot", "small", "source", "spacer", "span", "strike", "strong", "style", "sub", "summary", "sup", "table", "tbody", "td", "template", "textarea", "tfoot", "th", "thead", "time", "title", "tr", "track", "tt", "u", "ul", "var", "video", "wbr", "xmp", "input"]); function reconcileArrays(parentNode, a, b) { let bLength = b.length, aEnd = a.length, bEnd = bLength, aStart = 0, bStart = 0, after = a[aEnd - 1].nextSibling, map = null; while (aStart < aEnd || bStart < bEnd) { if (a[aStart] === b[bStart]) { aStart++; bStart++; continue; } while (a[aEnd - 1] === b[bEnd - 1]) { aEnd--; bEnd--; } if (aEnd === aStart) { const node = bEnd < bLength ? bStart ? b[bStart - 1].nextSibling : b[bEnd - bStart] : after; while (bStart < bEnd) parentNode.insertBefore(b[bStart++], node); } else if (bEnd === bStart) { while (aStart < aEnd) { if (!map || !map.has(a[aStart])) a[aStart].remove(); aStart++; } } else if (a[aStart] === b[bEnd - 1] && b[bStart] === a[aEnd - 1]) { const node = a[--aEnd].nextSibling; parentNode.insertBefore(b[bStart++], a[aStart++].nextSibling); parentNode.insertBefore(b[--bEnd], node); a[aEnd] = b[bEnd]; } else { if (!map) { map = new Map(); let i = bStart; while (i < bEnd) map.set(b[i], i++); } const index = map.get(a[aStart]); if (index != null) { if (bStart < index && index < bEnd) { let i = aStart, sequence = 1, t; while (++i < aEnd && i < bEnd) { if ((t = map.get(a[i])) == null || t !== index + sequence) break; sequence++; } if (sequence > index - bStart) { const node = a[aStart]; while (bStart < index) parentNode.insertBefore(b[bStart++], node); } else parentNode.replaceChild(b[bStart++], a[aStart++]); } else aStart++; } else a[aStart++].remove(); } } } const $$EVENTS = "_$DX_DELEGATE"; function render(code, element, init, options = {}) { let disposer; createRoot(dispose => { disposer = dispose; element === document ? code() : insert(element, code(), element.firstChild ? null : undefined, init); }, options.owner); return () => { disposer(); element.textContent = ""; }; } function template(html, check, isSVG) { const t = document.createElement("template"); t.innerHTML = html; if (check && t.innerHTML.split("<").length - 1 !== check) throw `The browser resolved template HTML does not match JSX input:\n${t.innerHTML}\n\n${html}. Is your HTML properly formed?`; let node = t.content.firstChild; if (isSVG) node = node.firstChild; return node; } function delegateEvents(eventNames, document = window.document) { const e = document[$$EVENTS] || (document[$$EVENTS] = new Set()); for (let i = 0, l = eventNames.length; i < l; i++) { const name = eventNames[i]; if (!e.has(name)) { e.add(name); document.addEventListener(name, eventHandler); } } } function clearDelegatedEvents(document = window.document) { if (document[$$EVENTS]) { for (let name of document[$$EVENTS].keys()) document.removeEventListener(name, eventHandler); delete document[$$EVENTS]; } } function setAttribute(node, name, value) { if (value == null) node.removeAttribute(name);else node.setAttribute(name, value); } function setAttributeNS(node, namespace, name, value) { if (value == null) node.removeAttributeNS(namespace, name);else node.setAttributeNS(namespace, name, value); } function className(node, value) { if (value == null) node.removeAttribute("class");else node.className = value; } function addEventListener(node, name, handler, delegate) { if (delegate) { if (Array.isArray(handler)) { node[`$$${name}`] = handler[0]; node[`$$${name}Data`] = handler[1]; } else node[`$$${name}`] = handler; } else if (Array.isArray(handler)) { const handlerFn = handler[0]; node.addEventListener(name, handler[0] = e => handlerFn.call(node, handler[1], e)); } else node.addEventListener(name, handler); } function classList(node, value, prev = {}) { const classKeys = Object.keys(value || {}), prevKeys = Object.keys(prev); let i, len; for (i = 0, len = prevKeys.length; i < len; i++) { const key = prevKeys[i]; if (!key || key === "undefined" || value[key]) continue; toggleClassKey(node, key, false); delete prev[key]; } for (i = 0, len = classKeys.length; i < len; i++) { const key = classKeys[i], classValue = !!value[key]; if (!key || key === "undefined" || prev[key] === classValue || !classValue) continue; toggleClassKey(node, key, true); prev[key] = classValue; } return prev; } function style(node, value, prev) { if (!value) return prev ? setAttribute(node, "style") : value; const nodeStyle = node.style; if (typeof value === "string") return nodeStyle.cssText = value; typeof prev === "string" && (nodeStyle.cssText = prev = undefined); prev || (prev = {}); value || (value = {}); let v, s; for (s in prev) { value[s] == null && nodeStyle.removeProperty(s); delete prev[s]; } for (s in value) { v = value[s]; if (v !== prev[s]) { nodeStyle.setProperty(s, v); prev[s] = v; } } return prev; } function spread(node, props = {}, isSVG, skipChildren) { const prevProps = {}; if (!skipChildren) { createRenderEffect(() => prevProps.children = insertExpression(node, props.children, prevProps.children)); } createRenderEffect(() => props.ref && props.ref(node)); createRenderEffect(() => assign(node, props, isSVG, true, prevProps, true)); return prevProps; } function dynamicProperty(props, key) { const src = props[key]; Object.defineProperty(props, key, { get() { return src(); }, enumerable: true }); return props; } function innerHTML(parent, content) { !sharedConfig.context && (parent.innerHTML = content); } function use(fn, element, arg) { return untrack(() => fn(element, arg)); } function insert(parent, accessor, marker, initial) { if (marker !== undefined && !initial) initial = []; if (typeof accessor !== "function") return insertExpression(parent, accessor, initial, marker); createRenderEffect(current => insertExpression(parent, accessor(), current, marker), initial); } function assign(node, props, isSVG, skipChildren, prevProps = {}, skipRef = false) { props || (props = {}); for (const prop in prevProps) { if (!(prop in props)) { if (prop === "children") continue; prevProps[prop] = assignProp(node, prop, null, prevProps[prop], isSVG, skipRef); } } for (const prop in props) { if (prop === "children") { if (!skipChildren) insertExpression(node, props.children); continue; } const value = props[prop]; prevProps[prop] = assignProp(node, prop, value, prevProps[prop], isSVG, skipRef); } } function hydrate$1(code, element, options = {}) { sharedConfig.completed = globalThis._$HY.completed; sharedConfig.events = globalThis._$HY.events; sharedConfig.load = globalThis._$HY.load; sharedConfig.gather = root => gatherHydratable(element, root); sharedConfig.registry = new Map(); sharedConfig.context = { id: options.renderId || "", count: 0 }; gatherHydratable(element, options.renderId); const dispose = render(code, element, [...element.childNodes], options); sharedConfig.context = null; return dispose; } function getNextElement(template) { let node, key; if (!sharedConfig.context || !(node = sharedConfig.registry.get(key = getHydrationKey()))) { if (sharedConfig.context) console.warn("Unable to find DOM nodes for hydration key:", key); if (!template) throw new Error("Unrecoverable Hydration Mismatch. No template for key: " + key); return template.cloneNode(true); } if (sharedConfig.completed) sharedConfig.completed.add(node); sharedConfig.registry.delete(key); return node; } function getNextMatch(el, nodeName) { while (el && el.localName !== nodeName) el = el.nextSibling; return el; } function getNextMarker(start) { let end = start, count = 0, current = []; if (sharedConfig.context) { while (end) { if (end.nodeType === 8) { const v = end.nodeValue; if (v === "#") count++;else if (v === "/") { if (count === 0) return [end, current]; count--; } } current.push(end); end = end.nextSibling; } } return [end, current]; } function runHydrationEvents() { if (sharedConfig.events && !sharedConfig.events.queued) { queueMicrotask(() => { const { completed, events } = sharedConfig; events.queued = false; while (events.length) { const [el, e] = events[0]; if (!completed.has(el)) return; eventHandler(e); events.shift(); } }); sharedConfig.events.queued = true; } } function toPropertyName(name) { return name.toLowerCase().replace(/-([a-z])/g, (_, w) => w.toUpperCase()); } function toggleClassKey(node, key, value) { const classNames = key.trim().split(/\s+/); for (let i = 0, nameLen = classNames.length; i < nameLen; i++) node.classList.toggle(classNames[i], value); } function assignProp(node, prop, value, prev, isSVG, skipRef) { let isCE, isProp, isChildProp; if (prop === "style") return style(node, value, prev); if (prop === "classList") return classList(node, value, prev); if (value === prev) return prev; if (prop === "ref") { if (!skipRef) value(node); } else if (prop.slice(0, 3) === "on:") { const e = prop.slice(3); prev && node.removeEventListener(e, prev); value && node.addEventListener(e, value); } else if (prop.slice(0, 10) === "oncapture:") { const e = prop.slice(10); prev && node.removeEventListener(e, prev, true); value && node.addEventListener(e, value, true); } else if (prop.slice(0, 2) === "on") { const name = prop.slice(2).toLowerCase(); const delegate = DelegatedEvents.has(name); if (!delegate && prev) { const h = Array.isArray(prev) ? prev[0] : prev; node.removeEventListener(name, h); } if (delegate || value) { addEventListener(node, name, value, delegate); delegate && delegateEvents([name]); } } else if ((isChildProp = ChildProperties.has(prop)) || !isSVG && (PropAliases[prop] || (isProp = Properties.has(prop))) || (isCE = node.nodeName.includes("-"))) { if (prop === "class" || prop === "className") className(node, value);else if (isCE && !isProp && !isChildProp) node[toPropertyName(prop)] = value;else node[PropAliases[prop] || prop] = value; } else { const ns = isSVG && prop.indexOf(":") > -1 && SVGNamespace[prop.split(":")[0]]; if (ns) setAttributeNS(node, ns, prop, value);else setAttribute(node, Aliases[prop] || prop, value); } return value; } function eventHandler(e) { const key = `$$${e.type}`; let node = e.composedPath && e.composedPath()[0] || e.target; if (e.target !== node) { Object.defineProperty(e, "target", { configurable: true, value: node }); } Object.defineProperty(e, "currentTarget", { configurable: true, get() { return node || document; } }); if (sharedConfig.registry && !sharedConfig.done) { sharedConfig.done = true; document.querySelectorAll("[id^=pl-]").forEach(elem => { while (elem && elem.nodeType !== 8 && elem.nodeValue !== "pl-" + e) { let x = elem.nextSibling; elem.remove(); elem = x; } elem && elem.remove(); }); } while (node) { const handler = node[key]; if (handler && !node.disabled) { const data = node[`${key}Data`]; data !== undefined ? handler.call(node, data, e) : handler.call(node, e); if (e.cancelBubble) return; } node = node._$host || node.parentNode || node.host; } } function insertExpression(parent, value, current, marker, unwrapArray) { if (sharedConfig.context && !current) current = [...parent.childNodes]; while (typeof current === "function") current = current(); if (value === current) return current; const t = typeof value, multi = marker !== undefined; parent = multi && current[0] && current[0].parentNode || parent; if (t === "string" || t === "number") { if (sharedConfig.context) return current; if (t === "number") value = value.toString(); if (multi) { let node = current[0]; if (node && node.nodeType === 3) { node.data = value; } else node = document.createTextNode(value); current = cleanChildren(parent, current, marker, node); } else { if (current !== "" && typeof current === "string") { current = parent.firstChild.data = value; } else current = parent.textContent = value; } } else if (value == null || t === "boolean") { if (sharedConfig.context) return current; current = cleanChildren(parent, current, marker); } else if (t === "function") { createRenderEffect(() => { let v = value(); while (typeof v === "function") v = v(); current = insertExpression(parent, v, current, marker); }); return () => current; } else if (Array.isArray(value)) { const array = []; const currentArray = current && Array.isArray(current); if (normalizeIncomingArray(array, value, current, unwrapArray)) { createRenderEffect(() => current = insertExpression(parent, array, current, marker, true)); return () => current; } if (sharedConfig.context) { if (!array.length) return current; for (let i = 0; i < array.length; i++) { if (array[i].parentNode) return current = array; } } if (array.length === 0) { current = cleanChildren(parent, current, marker); if (multi) return current; } else if (currentArray) { if (current.length === 0) { appendNodes(parent, array, marker); } else reconcileArrays(parent, current, array); } else { current && cleanChildren(parent); appendNodes(parent, array); } current = array; } else if (value instanceof Node) { if (sharedConfig.context && value.parentNode) return current = multi ? [value] : value; if (Array.isArray(current)) { if (multi) return current = cleanChildren(parent, current, marker, value); cleanChildren(parent, current, null, value); } else if (current == null || current === "" || !parent.firstChild) { parent.appendChild(value); } else parent.replaceChild(value, parent.firstChild); current = value; } else console.warn(`Unrecognized value. Skipped inserting`, value); return current; } function normalizeIncomingArray(normalized, array, current, unwrap) { let dynamic = false; for (let i = 0, len = array.length; i < len; i++) { let item = array[i], prev = current && current[i]; if (item instanceof Node) { normalized.push(item); } else if (item == null || item === true || item === false) ; else if (Array.isArray(item)) { dynamic = normalizeIncomingArray(normalized, item, prev) || dynamic; } else if ((typeof item) === "function") { if (unwrap) { while (typeof item === "function") item = item(); dynamic = normalizeIncomingArray(normalized, Array.isArray(item) ? item : [item], Array.isArray(prev) ? prev : [prev]) || dynamic; } else { normalized.push(item); dynamic = true; } } else { const value = String(item); if (prev && prev.nodeType === 3 && prev.data === value) { normalized.push(prev); } else normalized.push(document.createTextNode(value)); } } return dynamic; } function appendNodes(parent, array, marker = null) { for (let i = 0, len = array.length; i < len; i++) parent.insertBefore(array[i], marker); } function cleanChildren(parent, current, marker, replacement) { if (marker === undefined) return parent.textContent = ""; const node = replacement || document.createTextNode(""); if (current.length) { let inserted = false; for (let i = current.length - 1; i >= 0; i--) { const el = current[i]; if (node !== el) { const isParent = el.parentNode === parent; if (!inserted && !i) isParent ? parent.replaceChild(node, el) : parent.insertBefore(node, marker);else isParent && el.remove(); } else inserted = true; } } else parent.insertBefore(node, marker); return [node]; } function gatherHydratable(element, root) { const templates = element.querySelectorAll(`*[data-hk]`); for (let i = 0; i < templates.length; i++) { const node = templates[i]; const key = node.getAttribute("data-hk"); if ((!root || key.startsWith(root)) && !sharedConfig.registry.has(key)) sharedConfig.registry.set(key, node); } } function getHydrationKey() { const hydrate = sharedConfig.context; return `${hydrate.id}${hydrate.count++}`; } function NoHydration(props) { return sharedConfig.context ? undefined : props.children; } function Hydration(props) { return props.children; } function voidFn() {} function throwInBrowser(func) { const err = new Error(`${func.name} is not supported in the browser, returning undefined`); console.error(err); } function renderToString(fn, options) { throwInBrowser(renderToString); } function renderToStringAsync(fn, options) { throwInBrowser(renderToStringAsync); } function renderToStream(fn, options) { throwInBrowser(renderToStream); } function ssr(template, ...nodes) {} function ssrElement(name, props, children, needsId) {} function ssrClassList(value) {} function ssrStyle(value) {} function ssrAttribute(key, value) {} function ssrHydrationKey() {} function resolveSSRNode(node) {} function escape(html) {} function ssrSpread(props, isSVG, skipChildren) {} const isServer = false; const SVG_NAMESPACE = "http://www.w3.org/2000/svg"; function createElement(tagName, isSVG = false) { return isSVG ? document.createElementNS(SVG_NAMESPACE, tagName) : document.createElement(tagName); } const hydrate = (...args) => { enableHydration(); return hydrate$1(...args); }; function Portal(props) { const { useShadow } = props, marker = document.createTextNode(""), mount = props.mount || document.body; function renderPortal() { if (sharedConfig.context) { const [s, set] = createSignal(false); queueMicrotask(() => set(true)); return () => s() && props.children; } else return () => props.children; } if (mount instanceof HTMLHeadElement) { const [clean, setClean] = createSignal(false); const cleanup = () => setClean(true); createRoot(dispose => insert(mount, () => !clean() ? renderPortal()() : dispose(), null)); onCleanup(() => { if (sharedConfig.context) queueMicrotask(cleanup);else cleanup(); }); } else { const container = createElement(props.isSVG ? "g" : "div", props.isSVG), renderRoot = useShadow && container.attachShadow ? container.attachShadow({ mode: "open" }) : container; Object.defineProperty(container, "_$host", { get() { return marker.parentNode; }, configurable: true }); insert(renderRoot, renderPortal()); mount.appendChild(container); props.ref && props.ref(container); onCleanup(() => mount.removeChild(container)); } return marker; } function Dynamic(props) { const [p, others] = splitProps(props, ["component"]); const cached = createMemo(() => p.component); return createMemo(() => { const component = cached(); switch (typeof component) { case "function": Object.assign(component, { [$DEVCOMP]: true }); return untrack(() => component(others)); case "string": const isSvg = SVGElements.has(component); const el = sharedConfig.context ? getNextElement() : createElement(component, isSvg); spread(el, others, isSvg); return el; } }); } export { Aliases, voidFn as Assets, ChildProperties, DOMElements, DelegatedEvents, Dynamic, Hydration, voidFn as HydrationScript, NoHydration, Portal, PropAliases, Properties, SVGElements, SVGNamespace, addEventListener, assign, classList, className, clearDelegatedEvents, delegateEvents, dynamicProperty, escape, voidFn as generateHydrationScript, voidFn as getAssets, getHydrationKey, getNextElement, getNextMarker, getNextMatch, hydrate, innerHTML, insert, isServer, render, renderToStream, renderToString, renderToStringAsync, resolveSSRNode, runHydrationEvents, setAttribute, setAttributeNS, spread, ssr, ssrAttribute, ssrClassList, ssrElement, ssrHydrationKey, ssrSpread, ssrStyle, style, template, use, voidFn as useAssets };