@sentry-internal/rrweb
Version:
record and replay the web
4 lines • 202 kB
Source Map (JSON)
{
"version": 3,
"sources": ["../../rrweb-snapshot/dist/rrweb-snapshot.js", "../src/utils.ts", "../../types/dist/rrweb-types.js", "../src/record/error-handler.ts", "../../../node_modules/base64-arraybuffer/dist/base64-arraybuffer.es5.js", "../src/record/observers/canvas/serialize-args.ts", "../src/record/observers/canvas/2d.ts", "../src/record/observers/canvas/canvas.ts", "../src/record/observers/canvas/webgl.ts", "../../rrweb-worker/dist/rrweb-worker/image-bitmap-data-url-worker.mjs", "../../rrweb-worker/dist/rrweb-worker/index.mjs", "../src/record/observers/canvas/canvas-manager.ts", "canvas-manager.cjs"],
"sourcesContent": ["var __defProp = Object.defineProperty;\nvar __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;\nvar __publicField = (obj, key, value) => __defNormalProp(obj, typeof key !== \"symbol\" ? key + \"\" : key, value);\nvar NodeType = /* @__PURE__ */ ((NodeType2) => {\n NodeType2[NodeType2[\"Document\"] = 0] = \"Document\";\n NodeType2[NodeType2[\"DocumentType\"] = 1] = \"DocumentType\";\n NodeType2[NodeType2[\"Element\"] = 2] = \"Element\";\n NodeType2[NodeType2[\"Text\"] = 3] = \"Text\";\n NodeType2[NodeType2[\"CDATA\"] = 4] = \"CDATA\";\n NodeType2[NodeType2[\"Comment\"] = 5] = \"Comment\";\n return NodeType2;\n})(NodeType || {});\nfunction isElement(n) {\n return n.nodeType === n.ELEMENT_NODE;\n}\nfunction isShadowRoot(n) {\n const host = n?.host;\n return Boolean(host?.shadowRoot === n);\n}\nfunction isNativeShadowDom(shadowRoot) {\n return Object.prototype.toString.call(shadowRoot) === \"[object ShadowRoot]\";\n}\nfunction fixBrowserCompatibilityIssuesInCSS(cssText) {\n if (cssText.includes(\" background-clip: text;\") && !cssText.includes(\" -webkit-background-clip: text;\")) {\n cssText = cssText.replace(\n /\\sbackground-clip:\\s*text;/g,\n \" -webkit-background-clip: text; background-clip: text;\"\n );\n }\n return cssText;\n}\nfunction escapeImportStatement(rule) {\n const { cssText } = rule;\n if (cssText.split('\"').length < 3) return cssText;\n const statement = [\"@import\", `url(${JSON.stringify(rule.href)})`];\n if (rule.layerName === \"\") {\n statement.push(`layer`);\n } else if (rule.layerName) {\n statement.push(`layer(${rule.layerName})`);\n }\n if (rule.supportsText) {\n statement.push(`supports(${rule.supportsText})`);\n }\n if (rule.media.length) {\n statement.push(rule.media.mediaText);\n }\n return statement.join(\" \") + \";\";\n}\nfunction stringifyStylesheet(s) {\n try {\n const rules = s.rules || s.cssRules;\n return rules ? fixBrowserCompatibilityIssuesInCSS(\n Array.from(rules, stringifyRule).join(\"\")\n ) : null;\n } catch (error) {\n return null;\n }\n}\nfunction fixAllCssProperty(rule) {\n let styles = \"\";\n for (let i = 0; i < rule.style.length; i++) {\n const styleDeclaration = rule.style;\n const attribute = styleDeclaration[i];\n const isImportant = styleDeclaration.getPropertyPriority(attribute);\n styles += `${attribute}:${styleDeclaration.getPropertyValue(attribute)}${isImportant ? ` !important` : \"\"};`;\n }\n return `${rule.selectorText} { ${styles} }`;\n}\nfunction stringifyRule(rule) {\n let importStringified;\n if (isCSSImportRule(rule)) {\n try {\n importStringified = // for same-origin stylesheets,\n // we can access the imported stylesheet rules directly\n stringifyStylesheet(rule.styleSheet) || // work around browser issues with the raw string `@import url(...)` statement\n escapeImportStatement(rule);\n } catch (error) {\n }\n } else if (isCSSStyleRule(rule)) {\n let cssText = rule.cssText;\n const needsSafariColonFix = rule.selectorText.includes(\":\");\n const needsAllFix = typeof rule.style[\"all\"] === \"string\" && rule.style[\"all\"];\n if (needsAllFix) {\n cssText = fixAllCssProperty(rule);\n }\n if (needsSafariColonFix) {\n cssText = fixSafariColons(cssText);\n }\n if (needsSafariColonFix || needsAllFix) {\n return cssText;\n }\n }\n return importStringified || rule.cssText;\n}\nfunction fixSafariColons(cssStringified) {\n const regex = /(\\[(?:[\\w-]+)[^\\\\])(:(?:[\\w-]+)\\])/gm;\n return cssStringified.replace(regex, \"$1\\\\$2\");\n}\nfunction isCSSImportRule(rule) {\n return \"styleSheet\" in rule;\n}\nfunction isCSSStyleRule(rule) {\n return \"selectorText\" in rule;\n}\nclass Mirror {\n constructor() {\n __publicField(this, \"idNodeMap\", /* @__PURE__ */ new Map());\n __publicField(this, \"nodeMetaMap\", /* @__PURE__ */ new WeakMap());\n }\n getId(n) {\n if (!n) return -1;\n const id = this.getMeta(n)?.id;\n return id ?? -1;\n }\n getNode(id) {\n return this.idNodeMap.get(id) || null;\n }\n getIds() {\n return Array.from(this.idNodeMap.keys());\n }\n getMeta(n) {\n return this.nodeMetaMap.get(n) || null;\n }\n // removes the node from idNodeMap\n // doesn't remove the node from nodeMetaMap\n removeNodeFromMap(n) {\n const id = this.getId(n);\n this.idNodeMap.delete(id);\n if (n.childNodes) {\n n.childNodes.forEach(\n (childNode) => this.removeNodeFromMap(childNode)\n );\n }\n }\n has(id) {\n return this.idNodeMap.has(id);\n }\n hasNode(node) {\n return this.nodeMetaMap.has(node);\n }\n add(n, meta) {\n const id = meta.id;\n this.idNodeMap.set(id, n);\n this.nodeMetaMap.set(n, meta);\n }\n replace(id, n) {\n const oldNode = this.getNode(id);\n if (oldNode) {\n const meta = this.nodeMetaMap.get(oldNode);\n if (meta) this.nodeMetaMap.set(n, meta);\n }\n this.idNodeMap.set(id, n);\n }\n reset() {\n this.idNodeMap = /* @__PURE__ */ new Map();\n this.nodeMetaMap = /* @__PURE__ */ new WeakMap();\n }\n}\nfunction createMirror() {\n return new Mirror();\n}\nfunction shouldMaskInput({\n maskInputOptions,\n tagName,\n type\n}) {\n if (tagName === \"OPTION\") {\n tagName = \"SELECT\";\n }\n return Boolean(\n maskInputOptions[tagName.toLowerCase()] || type && maskInputOptions[type] || type === \"password\" || // Default to \"text\" option for inputs without a \"type\" attribute defined\n tagName === \"INPUT\" && !type && maskInputOptions[\"text\"]\n );\n}\nfunction maskInputValue({\n isMasked,\n element,\n value,\n maskInputFn\n}) {\n let text = value || \"\";\n if (!isMasked) {\n return text;\n }\n if (maskInputFn) {\n text = maskInputFn(text, element);\n }\n return \"*\".repeat(text.length);\n}\nfunction toLowerCase(str) {\n return str.toLowerCase();\n}\nfunction toUpperCase(str) {\n return str.toUpperCase();\n}\nconst ORIGINAL_ATTRIBUTE_NAME = \"__rrweb_original__\";\nfunction is2DCanvasBlank(canvas) {\n const ctx = canvas.getContext(\"2d\");\n if (!ctx) return true;\n const chunkSize = 50;\n for (let x = 0; x < canvas.width; x += chunkSize) {\n for (let y = 0; y < canvas.height; y += chunkSize) {\n const getImageData = ctx.getImageData;\n const originalGetImageData = ORIGINAL_ATTRIBUTE_NAME in getImageData ? getImageData[ORIGINAL_ATTRIBUTE_NAME] : getImageData;\n const pixelBuffer = new Uint32Array(\n // eslint-disable-next-line @typescript-eslint/no-unsafe-argument, @typescript-eslint/no-unsafe-member-access\n originalGetImageData.call(\n ctx,\n x,\n y,\n Math.min(chunkSize, canvas.width - x),\n Math.min(chunkSize, canvas.height - y)\n ).data.buffer\n );\n if (pixelBuffer.some((pixel) => pixel !== 0)) return false;\n }\n }\n return true;\n}\nfunction isNodeMetaEqual(a, b) {\n if (!a || !b || a.type !== b.type) return false;\n if (a.type === NodeType.Document)\n return a.compatMode === b.compatMode;\n else if (a.type === NodeType.DocumentType)\n return a.name === b.name && a.publicId === b.publicId && a.systemId === b.systemId;\n else if (a.type === NodeType.Comment || a.type === NodeType.Text || a.type === NodeType.CDATA)\n return a.textContent === b.textContent;\n else if (a.type === NodeType.Element)\n return a.tagName === b.tagName && JSON.stringify(a.attributes) === JSON.stringify(b.attributes) && a.isSVG === b.isSVG && a.needBlock === b.needBlock;\n return false;\n}\nfunction getInputType(element) {\n const type = element.type;\n return element.hasAttribute(\"data-rr-is-password\") ? \"password\" : type ? (\n // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion\n toLowerCase(type)\n ) : null;\n}\nfunction getInputValue(el, tagName, type) {\n if (tagName === \"INPUT\" && (type === \"radio\" || type === \"checkbox\")) {\n return el.getAttribute(\"value\") || \"\";\n }\n return el.value;\n}\nfunction extractFileExtension(path, baseURL) {\n let url;\n try {\n url = new URL(path, baseURL ?? window.location.href);\n } catch (err) {\n return null;\n }\n const regex = /\\.([0-9a-z]+)(?:$)/i;\n const match = url.pathname.match(regex);\n return match?.[1] ?? null;\n}\nconst cachedImplementations = {};\nfunction getImplementation(name) {\n const cached = cachedImplementations[name];\n if (cached) {\n return cached;\n }\n const document = window.document;\n let impl = window[name];\n if (document && typeof document.createElement === \"function\") {\n try {\n const sandbox = document.createElement(\"iframe\");\n sandbox.hidden = true;\n document.head.appendChild(sandbox);\n const contentWindow = sandbox.contentWindow;\n if (contentWindow && contentWindow[name]) {\n impl = // eslint-disable-next-line @typescript-eslint/unbound-method\n contentWindow[name];\n }\n document.head.removeChild(sandbox);\n } catch (e) {\n }\n }\n return cachedImplementations[name] = impl.bind(\n window\n );\n}\nfunction onRequestAnimationFrame(...rest) {\n return getImplementation(\"requestAnimationFrame\")(...rest);\n}\nfunction setTimeout(...rest) {\n return getImplementation(\"setTimeout\")(...rest);\n}\nfunction clearTimeout(...rest) {\n return getImplementation(\"clearTimeout\")(...rest);\n}\nfunction getIFrameContentDocument(iframe) {\n try {\n return iframe.contentDocument;\n } catch {\n }\n}\nfunction getIFrameContentWindow(iframe) {\n try {\n return iframe.contentWindow;\n } catch {\n }\n}\nlet _id = 1;\nconst tagNameRegex = new RegExp(\"[^a-z0-9-_:]\");\nconst IGNORED_NODE = -2;\nfunction genId() {\n return _id++;\n}\nfunction getValidTagName(element) {\n if (element instanceof HTMLFormElement) {\n return \"form\";\n }\n const processedTagName = toLowerCase(element.tagName);\n if (tagNameRegex.test(processedTagName)) {\n return \"div\";\n }\n return processedTagName;\n}\nfunction extractOrigin(url) {\n let origin = \"\";\n if (url.indexOf(\"//\") > -1) {\n origin = url.split(\"/\").slice(0, 3).join(\"/\");\n } else {\n origin = url.split(\"/\")[0];\n }\n origin = origin.split(\"?\")[0];\n return origin;\n}\nlet canvasService;\nlet canvasCtx;\nconst URL_IN_CSS_REF = /url\\((?:(')([^']*)'|(\")(.*?)\"|([^)]*))\\)/gm;\nconst URL_PROTOCOL_MATCH = /^(?:[a-z+]+:)?\\/\\//i;\nconst URL_WWW_MATCH = /^www\\..*/i;\nconst DATA_URI = /^(data:)([^,]*),(.*)/i;\nfunction filterCSSPropertiesFromInlineStyle(cssText, ignoredProperties) {\n if (!cssText || ignoredProperties.size === 0) {\n return cssText;\n }\n try {\n const properties = cssText.split(\";\");\n const filteredProperties = [];\n for (let property of properties) {\n property = property.trim();\n if (!property) continue;\n const colonIndex = property.indexOf(\":\");\n if (colonIndex === -1) {\n filteredProperties.push(property);\n continue;\n }\n const propertyName = property.slice(0, colonIndex).trim();\n if (!ignoredProperties.has(propertyName)) {\n filteredProperties.push(property);\n }\n }\n return filteredProperties.join(\"; \") + (filteredProperties.length > 0 && cssText.endsWith(\";\") ? \";\" : \"\");\n } catch (error) {\n console.warn(\"Error filtering CSS properties:\", error);\n return cssText;\n }\n}\nfunction absoluteToStylesheet(cssText, href) {\n return (cssText || \"\").replace(\n URL_IN_CSS_REF,\n (origin, quote1, path1, quote2, path2, path3) => {\n const filePath = path1 || path2 || path3;\n const maybeQuote = quote1 || quote2 || \"\";\n if (!filePath) {\n return origin;\n }\n if (URL_PROTOCOL_MATCH.test(filePath) || URL_WWW_MATCH.test(filePath)) {\n return `url(${maybeQuote}${filePath}${maybeQuote})`;\n }\n if (DATA_URI.test(filePath)) {\n return `url(${maybeQuote}${filePath}${maybeQuote})`;\n }\n if (filePath[0] === \"/\") {\n return `url(${maybeQuote}${extractOrigin(href) + filePath}${maybeQuote})`;\n }\n const stack = href.split(\"/\");\n const parts = filePath.split(\"/\");\n stack.pop();\n for (const part of parts) {\n if (part === \".\") {\n continue;\n } else if (part === \"..\") {\n stack.pop();\n } else {\n stack.push(part);\n }\n }\n return `url(${maybeQuote}${stack.join(\"/\")}${maybeQuote})`;\n }\n );\n}\nconst SRCSET_NOT_SPACES = /^[^ \\t\\n\\r\\u000c]+/;\nconst SRCSET_COMMAS_OR_SPACES = /^[, \\t\\n\\r\\u000c]+/;\nfunction getAbsoluteSrcsetString(doc, attributeValue) {\n if (attributeValue.trim() === \"\") {\n return attributeValue;\n }\n let pos = 0;\n function collectCharacters(regEx) {\n let chars;\n const match = regEx.exec(attributeValue.substring(pos));\n if (match) {\n chars = match[0];\n pos += chars.length;\n return chars;\n }\n return \"\";\n }\n const output = [];\n while (true) {\n collectCharacters(SRCSET_COMMAS_OR_SPACES);\n if (pos >= attributeValue.length) {\n break;\n }\n let url = collectCharacters(SRCSET_NOT_SPACES);\n if (url.slice(-1) === \",\") {\n url = absoluteToDoc(doc, url.substring(0, url.length - 1));\n output.push(url);\n } else {\n let descriptorsStr = \"\";\n url = absoluteToDoc(doc, url);\n let inParens = false;\n while (true) {\n const c = attributeValue.charAt(pos);\n if (c === \"\") {\n output.push((url + descriptorsStr).trim());\n break;\n } else if (!inParens) {\n if (c === \",\") {\n pos += 1;\n output.push((url + descriptorsStr).trim());\n break;\n } else if (c === \"(\") {\n inParens = true;\n }\n } else {\n if (c === \")\") {\n inParens = false;\n }\n }\n descriptorsStr += c;\n pos += 1;\n }\n }\n }\n return output.join(\", \");\n}\nconst cachedDocument = /* @__PURE__ */ new WeakMap();\nfunction absoluteToDoc(doc, attributeValue) {\n if (!attributeValue || attributeValue.trim() === \"\") {\n return attributeValue;\n }\n return getHref(doc, attributeValue);\n}\nfunction isSVGElement(el) {\n return Boolean(el.tagName === \"svg\" || el.ownerSVGElement);\n}\nfunction getHref(doc, customHref) {\n let a = cachedDocument.get(doc);\n if (!a) {\n a = doc.createElement(\"a\");\n cachedDocument.set(doc, a);\n }\n if (!customHref) {\n customHref = \"\";\n } else if (customHref.startsWith(\"blob:\") || customHref.startsWith(\"data:\")) {\n return customHref;\n }\n a.setAttribute(\"href\", customHref);\n return a.href;\n}\nfunction transformAttribute(doc, tagName, name, value, element, maskAttributeFn, ignoreCSSAttributes) {\n if (!value) {\n return value;\n }\n if (name === \"src\" || name === \"href\" && !(tagName === \"use\" && value[0] === \"#\")) {\n return absoluteToDoc(doc, value);\n } else if (name === \"xlink:href\" && value[0] !== \"#\") {\n return absoluteToDoc(doc, value);\n } else if (name === \"background\" && (tagName === \"table\" || tagName === \"td\" || tagName === \"th\")) {\n return absoluteToDoc(doc, value);\n } else if (name === \"srcset\") {\n return getAbsoluteSrcsetString(doc, value);\n } else if (name === \"style\") {\n let processedStyle = absoluteToStylesheet(value, getHref(doc));\n if (ignoreCSSAttributes && ignoreCSSAttributes.size > 0) {\n processedStyle = filterCSSPropertiesFromInlineStyle(\n processedStyle,\n ignoreCSSAttributes\n );\n }\n return processedStyle;\n } else if (tagName === \"object\" && name === \"data\") {\n return absoluteToDoc(doc, value);\n }\n if (typeof maskAttributeFn === \"function\") {\n return maskAttributeFn(name, value, element);\n }\n return value;\n}\nfunction ignoreAttribute(tagName, name, _value) {\n return (tagName === \"video\" || tagName === \"audio\") && name === \"autoplay\";\n}\nfunction _isBlockedElement(element, blockClass, blockSelector, unblockSelector) {\n try {\n if (unblockSelector && element.matches(unblockSelector)) {\n return false;\n }\n if (typeof blockClass === \"string\") {\n if (element.classList.contains(blockClass)) {\n return true;\n }\n } else {\n for (let eIndex = element.classList.length; eIndex--; ) {\n const className = element.classList[eIndex];\n if (blockClass.test(className)) {\n return true;\n }\n }\n }\n if (blockSelector) {\n return element.matches(blockSelector);\n }\n } catch (e) {\n }\n return false;\n}\nfunction elementClassMatchesRegex(el, regex) {\n for (let eIndex = el.classList.length; eIndex--; ) {\n const className = el.classList[eIndex];\n if (regex.test(className)) {\n return true;\n }\n }\n return false;\n}\nfunction classMatchesRegex(node, regex, checkAncestors) {\n if (!node) return false;\n if (checkAncestors) {\n return distanceToMatch(\n node,\n (node2) => elementClassMatchesRegex(node2, regex)\n ) >= 0;\n } else if (node.nodeType === node.ELEMENT_NODE) {\n return elementClassMatchesRegex(node, regex);\n }\n return false;\n}\nfunction distanceToMatch(node, matchPredicate, limit = Infinity, distance = 0) {\n if (!node) return -1;\n if (node.nodeType !== node.ELEMENT_NODE) return -1;\n if (distance > limit) return -1;\n if (matchPredicate(node)) return distance;\n return distanceToMatch(node.parentNode, matchPredicate, limit, distance + 1);\n}\nfunction createMatchPredicate(className, selector) {\n return (node) => {\n const el = node;\n if (el === null) return false;\n try {\n if (className) {\n if (typeof className === \"string\") {\n if (el.matches(`.${className}`)) return true;\n } else if (elementClassMatchesRegex(el, className)) {\n return true;\n }\n }\n if (selector && el.matches(selector)) return true;\n return false;\n } catch {\n return false;\n }\n };\n}\nfunction needMaskingText(node, maskTextClass, maskTextSelector, unmaskTextClass, unmaskTextSelector, maskAllText) {\n try {\n const el = node.nodeType === node.ELEMENT_NODE ? node : node.parentElement;\n if (el === null) return false;\n if (el.tagName === \"INPUT\") {\n const autocomplete = el.getAttribute(\"autocomplete\");\n const disallowedAutocompleteValues = [\n \"current-password\",\n \"new-password\",\n \"cc-number\",\n \"cc-exp\",\n \"cc-exp-month\",\n \"cc-exp-year\",\n \"cc-csc\"\n ];\n if (disallowedAutocompleteValues.includes(autocomplete)) {\n return true;\n }\n }\n let maskDistance = -1;\n let unmaskDistance = -1;\n if (maskAllText) {\n unmaskDistance = distanceToMatch(\n el,\n createMatchPredicate(unmaskTextClass, unmaskTextSelector)\n );\n if (unmaskDistance < 0) {\n return true;\n }\n maskDistance = distanceToMatch(\n el,\n createMatchPredicate(maskTextClass, maskTextSelector),\n unmaskDistance >= 0 ? unmaskDistance : Infinity\n );\n } else {\n maskDistance = distanceToMatch(\n el,\n createMatchPredicate(maskTextClass, maskTextSelector)\n );\n if (maskDistance < 0) {\n return false;\n }\n unmaskDistance = distanceToMatch(\n el,\n createMatchPredicate(unmaskTextClass, unmaskTextSelector),\n maskDistance >= 0 ? maskDistance : Infinity\n );\n }\n return maskDistance >= 0 ? unmaskDistance >= 0 ? maskDistance <= unmaskDistance : true : unmaskDistance >= 0 ? false : !!maskAllText;\n } catch (e) {\n }\n return !!maskAllText;\n}\nfunction onceIframeLoaded(iframeEl, listener, iframeLoadTimeout) {\n const win = getIFrameContentWindow(iframeEl);\n if (!win) {\n return;\n }\n let fired = false;\n let readyState;\n try {\n readyState = win.document.readyState;\n } catch (error) {\n return;\n }\n if (readyState !== \"complete\") {\n const timer = setTimeout(() => {\n if (!fired) {\n listener();\n fired = true;\n }\n }, iframeLoadTimeout);\n iframeEl.addEventListener(\"load\", () => {\n clearTimeout(timer);\n fired = true;\n listener();\n });\n return;\n }\n const blankUrl = \"about:blank\";\n if (win.location.href !== blankUrl || iframeEl.src === blankUrl || iframeEl.src === \"\") {\n setTimeout(listener, 0);\n return iframeEl.addEventListener(\"load\", listener);\n }\n iframeEl.addEventListener(\"load\", listener);\n}\nfunction onceStylesheetLoaded(link, listener, styleSheetLoadTimeout) {\n let fired = false;\n let styleSheetLoaded;\n try {\n styleSheetLoaded = link.sheet;\n } catch (error) {\n styleSheetLoaded = null;\n }\n if (styleSheetLoaded) return;\n const timer = setTimeout(() => {\n if (!fired) {\n listener();\n fired = true;\n }\n }, styleSheetLoadTimeout);\n link.addEventListener(\"load\", () => {\n clearTimeout(timer);\n fired = true;\n listener();\n });\n}\nfunction serializeNode(n, options) {\n const {\n doc,\n mirror,\n blockClass,\n blockSelector,\n unblockSelector,\n maskAllText,\n maskAttributeFn,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n inlineStylesheet,\n maskInputOptions = {},\n maskTextFn,\n maskInputFn,\n dataURLOptions = {},\n inlineImages,\n recordCanvas,\n keepIframeSrcFn,\n newlyAddedElement = false,\n ignoreCSSAttributes\n } = options;\n const rootId = getRootId(doc, mirror);\n switch (n.nodeType) {\n case n.DOCUMENT_NODE:\n if (n.compatMode !== \"CSS1Compat\") {\n return {\n type: NodeType.Document,\n childNodes: [],\n compatMode: n.compatMode\n // probably \"BackCompat\"\n };\n } else {\n return {\n type: NodeType.Document,\n childNodes: []\n };\n }\n case n.DOCUMENT_TYPE_NODE:\n return {\n type: NodeType.DocumentType,\n name: n.name,\n publicId: n.publicId,\n systemId: n.systemId,\n rootId\n };\n case n.ELEMENT_NODE:\n return serializeElementNode(n, {\n doc,\n blockClass,\n blockSelector,\n unblockSelector,\n inlineStylesheet,\n maskAttributeFn,\n maskInputOptions,\n maskInputFn,\n dataURLOptions,\n inlineImages,\n recordCanvas,\n keepIframeSrcFn,\n newlyAddedElement,\n rootId,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n ignoreCSSAttributes\n });\n case n.TEXT_NODE:\n return serializeTextNode(n, {\n doc,\n maskAllText,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n maskTextFn,\n maskInputOptions,\n maskInputFn,\n rootId\n });\n case n.CDATA_SECTION_NODE:\n return {\n type: NodeType.CDATA,\n textContent: \"\",\n rootId\n };\n case n.COMMENT_NODE:\n return {\n type: NodeType.Comment,\n textContent: n.textContent || \"\",\n rootId\n };\n default:\n return false;\n }\n}\nfunction getRootId(doc, mirror) {\n if (!mirror.hasNode(doc)) return void 0;\n const docId = mirror.getId(doc);\n return docId === 1 ? void 0 : docId;\n}\nfunction serializeTextNode(n, options) {\n const {\n maskAllText,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n maskTextFn,\n maskInputOptions,\n maskInputFn,\n rootId\n } = options;\n const parentTagName = n.parentNode && n.parentNode.tagName;\n let textContent = n.textContent;\n const isStyle = parentTagName === \"STYLE\" ? true : void 0;\n const isScript = parentTagName === \"SCRIPT\" ? true : void 0;\n const isTextarea = parentTagName === \"TEXTAREA\" ? true : void 0;\n if (isStyle && textContent) {\n try {\n if (n.nextSibling || n.previousSibling) {\n } else if (n.parentNode.sheet?.cssRules) {\n textContent = stringifyStylesheet(\n n.parentNode.sheet\n );\n }\n } catch (err) {\n console.warn(\n `Cannot get CSS styles from text's parentNode. Error: ${err}`,\n n\n );\n }\n textContent = absoluteToStylesheet(textContent, getHref(options.doc));\n }\n if (isScript) {\n textContent = \"SCRIPT_PLACEHOLDER\";\n }\n const forceMask = needMaskingText(\n n,\n maskTextClass,\n maskTextSelector,\n unmaskTextClass,\n unmaskTextSelector,\n maskAllText\n );\n if (!isStyle && !isScript && !isTextarea && textContent && forceMask) {\n textContent = maskTextFn ? maskTextFn(textContent, n.parentElement) : textContent.replace(/[\\S]/g, \"*\");\n }\n if (isTextarea && textContent && (maskInputOptions.textarea || forceMask)) {\n textContent = maskInputFn ? maskInputFn(textContent, n.parentNode) : textContent.replace(/[\\S]/g, \"*\");\n }\n if (parentTagName === \"OPTION\" && textContent) {\n const isInputMasked = shouldMaskInput({\n type: null,\n tagName: parentTagName,\n maskInputOptions\n });\n textContent = maskInputValue({\n isMasked: needMaskingText(\n n,\n maskTextClass,\n maskTextSelector,\n unmaskTextClass,\n unmaskTextSelector,\n isInputMasked\n ),\n element: n,\n value: textContent,\n maskInputFn\n });\n }\n return {\n type: NodeType.Text,\n textContent: textContent || \"\",\n isStyle,\n rootId\n };\n}\nfunction serializeElementNode(n, options) {\n const {\n doc,\n blockClass,\n blockSelector,\n unblockSelector,\n inlineStylesheet,\n maskInputOptions = {},\n maskAttributeFn,\n maskInputFn,\n dataURLOptions = {},\n inlineImages,\n recordCanvas,\n keepIframeSrcFn,\n newlyAddedElement = false,\n rootId,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n ignoreCSSAttributes\n } = options;\n const needBlock = _isBlockedElement(\n n,\n blockClass,\n blockSelector,\n unblockSelector\n );\n const tagName = getValidTagName(n);\n let attributes2 = {};\n const len = n.attributes.length;\n for (let i = 0; i < len; i++) {\n const attr = n.attributes[i];\n if (attr.name && !ignoreAttribute(tagName, attr.name, attr.value)) {\n attributes2[attr.name] = transformAttribute(\n doc,\n tagName,\n toLowerCase(attr.name),\n attr.value,\n n,\n maskAttributeFn,\n ignoreCSSAttributes\n );\n }\n }\n if (tagName === \"link\" && inlineStylesheet) {\n const stylesheet = Array.from(doc.styleSheets).find((s) => {\n return s.href === n.href;\n });\n let cssText = null;\n if (stylesheet) {\n cssText = stringifyStylesheet(stylesheet);\n }\n if (cssText) {\n attributes2.rel = null;\n attributes2.href = null;\n attributes2.crossorigin = null;\n attributes2._cssText = absoluteToStylesheet(cssText, stylesheet.href);\n }\n }\n if (tagName === \"style\" && n.sheet && // TODO: Currently we only try to get dynamic stylesheet when it is an empty style element\n !(n.innerText || n.textContent || \"\").trim().length) {\n const cssText = stringifyStylesheet(\n n.sheet\n );\n if (cssText) {\n attributes2._cssText = absoluteToStylesheet(cssText, getHref(doc));\n }\n }\n if (tagName === \"input\" || tagName === \"textarea\" || tagName === \"select\" || tagName === \"option\") {\n const el = n;\n const type = getInputType(el);\n const value = getInputValue(el, toUpperCase(tagName), type);\n const checked = el.checked;\n if (type !== \"submit\" && type !== \"button\" && value) {\n const forceMask = needMaskingText(\n el,\n maskTextClass,\n maskTextSelector,\n unmaskTextClass,\n unmaskTextSelector,\n shouldMaskInput({\n type,\n tagName: toUpperCase(tagName),\n maskInputOptions\n })\n );\n attributes2.value = maskInputValue({\n isMasked: forceMask,\n element: el,\n value,\n maskInputFn\n });\n }\n if (checked) {\n attributes2.checked = checked;\n }\n }\n if (tagName === \"option\") {\n if (n.selected && !maskInputOptions[\"select\"]) {\n attributes2.selected = true;\n } else {\n delete attributes2.selected;\n }\n }\n if (tagName === \"canvas\" && recordCanvas) {\n if (n.__context === \"2d\") {\n if (!is2DCanvasBlank(n)) {\n attributes2.rr_dataURL = n.toDataURL(\n dataURLOptions.type,\n dataURLOptions.quality\n );\n }\n } else if (!(\"__context\" in n)) {\n const canvasDataURL = n.toDataURL(\n dataURLOptions.type,\n dataURLOptions.quality\n );\n const blankCanvas = doc.createElement(\"canvas\");\n blankCanvas.width = n.width;\n blankCanvas.height = n.height;\n const blankCanvasDataURL = blankCanvas.toDataURL(\n dataURLOptions.type,\n dataURLOptions.quality\n );\n if (canvasDataURL !== blankCanvasDataURL) {\n attributes2.rr_dataURL = canvasDataURL;\n }\n }\n }\n if (tagName === \"img\" && inlineImages) {\n if (!canvasService) {\n canvasService = doc.createElement(\"canvas\");\n canvasCtx = canvasService.getContext(\"2d\");\n }\n const image = n;\n const imageSrc = image.currentSrc || image.getAttribute(\"src\") || \"<unknown-src>\";\n const priorCrossOrigin = image.crossOrigin;\n const recordInlineImage = () => {\n image.removeEventListener(\"load\", recordInlineImage);\n try {\n canvasService.width = image.naturalWidth;\n canvasService.height = image.naturalHeight;\n canvasCtx.drawImage(image, 0, 0);\n attributes2.rr_dataURL = canvasService.toDataURL(\n dataURLOptions.type,\n dataURLOptions.quality\n );\n } catch (err) {\n if (image.crossOrigin !== \"anonymous\") {\n image.crossOrigin = \"anonymous\";\n if (image.complete && image.naturalWidth !== 0)\n recordInlineImage();\n else image.addEventListener(\"load\", recordInlineImage);\n return;\n } else {\n console.warn(\n `Cannot inline img src=${imageSrc}! Error: ${err}`\n );\n }\n }\n if (image.crossOrigin === \"anonymous\") {\n priorCrossOrigin ? attributes2.crossOrigin = priorCrossOrigin : image.removeAttribute(\"crossorigin\");\n }\n };\n if (image.complete && image.naturalWidth !== 0) recordInlineImage();\n else image.addEventListener(\"load\", recordInlineImage);\n }\n if (tagName === \"audio\" || tagName === \"video\") {\n attributes2.rr_mediaState = n.paused ? \"paused\" : \"played\";\n attributes2.rr_mediaCurrentTime = n.currentTime;\n }\n if (!newlyAddedElement) {\n if (n.scrollLeft) {\n attributes2.rr_scrollLeft = n.scrollLeft;\n }\n if (n.scrollTop) {\n attributes2.rr_scrollTop = n.scrollTop;\n }\n }\n if (needBlock) {\n const { width, height } = n.getBoundingClientRect();\n attributes2 = {\n class: attributes2.class,\n rr_width: `${width}px`,\n rr_height: `${height}px`\n };\n }\n if (tagName === \"iframe\" && !keepIframeSrcFn(attributes2.src)) {\n if (!needBlock && !getIFrameContentDocument(n)) {\n attributes2.rr_src = attributes2.src;\n }\n delete attributes2.src;\n }\n let isCustomElement;\n try {\n if (customElements.get(tagName)) isCustomElement = true;\n } catch (e) {\n }\n return {\n type: NodeType.Element,\n tagName,\n attributes: attributes2,\n childNodes: [],\n isSVG: isSVGElement(n) || void 0,\n needBlock,\n rootId,\n isCustom: isCustomElement\n };\n}\nfunction lowerIfExists(maybeAttr) {\n if (maybeAttr === void 0 || maybeAttr === null) {\n return \"\";\n } else {\n return maybeAttr.toLowerCase();\n }\n}\nfunction slimDOMExcluded(sn, slimDOMOptions) {\n if (slimDOMOptions.comment && sn.type === NodeType.Comment) {\n return true;\n } else if (sn.type === NodeType.Element) {\n if (slimDOMOptions.script && // script tag\n (sn.tagName === \"script\" || // (module)preload link\n sn.tagName === \"link\" && (sn.attributes.rel === \"preload\" || sn.attributes.rel === \"modulepreload\") || // prefetch link\n sn.tagName === \"link\" && sn.attributes.rel === \"prefetch\" && typeof sn.attributes.href === \"string\" && extractFileExtension(sn.attributes.href) === \"js\")) {\n return true;\n } else if (slimDOMOptions.headFavicon && (sn.tagName === \"link\" && sn.attributes.rel === \"shortcut icon\" || sn.tagName === \"meta\" && (lowerIfExists(sn.attributes.name).match(\n /^msapplication-tile(image|color)$/\n ) || lowerIfExists(sn.attributes.name) === \"application-name\" || lowerIfExists(sn.attributes.rel) === \"icon\" || lowerIfExists(sn.attributes.rel) === \"apple-touch-icon\" || lowerIfExists(sn.attributes.rel) === \"shortcut icon\"))) {\n return true;\n } else if (sn.tagName === \"meta\") {\n if (slimDOMOptions.headMetaDescKeywords && lowerIfExists(sn.attributes.name).match(/^description|keywords$/)) {\n return true;\n } else if (slimDOMOptions.headMetaSocial && (lowerIfExists(sn.attributes.property).match(/^(og|twitter|fb):/) || // og = opengraph (facebook)\n lowerIfExists(sn.attributes.name).match(/^(og|twitter):/) || lowerIfExists(sn.attributes.name) === \"pinterest\")) {\n return true;\n } else if (slimDOMOptions.headMetaRobots && (lowerIfExists(sn.attributes.name) === \"robots\" || lowerIfExists(sn.attributes.name) === \"googlebot\" || lowerIfExists(sn.attributes.name) === \"bingbot\")) {\n return true;\n } else if (slimDOMOptions.headMetaHttpEquiv && sn.attributes[\"http-equiv\"] !== void 0) {\n return true;\n } else if (slimDOMOptions.headMetaAuthorship && (lowerIfExists(sn.attributes.name) === \"author\" || lowerIfExists(sn.attributes.name) === \"generator\" || lowerIfExists(sn.attributes.name) === \"framework\" || lowerIfExists(sn.attributes.name) === \"publisher\" || lowerIfExists(sn.attributes.name) === \"progid\" || lowerIfExists(sn.attributes.property).match(/^article:/) || lowerIfExists(sn.attributes.property).match(/^product:/))) {\n return true;\n } else if (slimDOMOptions.headMetaVerification && (lowerIfExists(sn.attributes.name) === \"google-site-verification\" || lowerIfExists(sn.attributes.name) === \"yandex-verification\" || lowerIfExists(sn.attributes.name) === \"csrf-token\" || lowerIfExists(sn.attributes.name) === \"p:domain_verify\" || lowerIfExists(sn.attributes.name) === \"verify-v1\" || lowerIfExists(sn.attributes.name) === \"verification\" || lowerIfExists(sn.attributes.name) === \"shopify-checkout-api-token\")) {\n return true;\n }\n }\n }\n return false;\n}\nfunction serializeNodeWithId(n, options) {\n const {\n doc,\n mirror,\n blockClass,\n blockSelector,\n unblockSelector,\n maskAllText,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n skipChild = false,\n inlineStylesheet = true,\n maskInputOptions = {},\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n slimDOMOptions,\n dataURLOptions = {},\n inlineImages = false,\n recordCanvas = false,\n onSerialize,\n onIframeLoad,\n iframeLoadTimeout = 5e3,\n onBlockedImageLoad,\n onStylesheetLoad,\n stylesheetLoadTimeout = 5e3,\n keepIframeSrcFn = () => false,\n newlyAddedElement = false,\n ignoreCSSAttributes\n } = options;\n let { preserveWhiteSpace = true } = options;\n const _serializedNode = serializeNode(n, {\n doc,\n mirror,\n blockClass,\n blockSelector,\n maskAllText,\n unblockSelector,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n inlineStylesheet,\n maskInputOptions,\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n dataURLOptions,\n inlineImages,\n recordCanvas,\n keepIframeSrcFn,\n newlyAddedElement,\n ignoreCSSAttributes\n });\n if (!_serializedNode) {\n console.warn(n, \"not serialized\");\n return null;\n }\n let id;\n if (mirror.hasNode(n)) {\n id = mirror.getId(n);\n } else if (slimDOMExcluded(_serializedNode, slimDOMOptions) || !preserveWhiteSpace && _serializedNode.type === NodeType.Text && !_serializedNode.isStyle && !_serializedNode.textContent.trim().length) {\n id = IGNORED_NODE;\n } else {\n id = genId();\n }\n const serializedNode2 = Object.assign(_serializedNode, { id });\n mirror.add(n, serializedNode2);\n if (id === IGNORED_NODE) {\n return null;\n }\n if (onSerialize) {\n onSerialize(n);\n }\n let recordChild = !skipChild;\n if (serializedNode2.type === NodeType.Element) {\n recordChild = recordChild && !serializedNode2.needBlock;\n const shadowRoot = n.shadowRoot;\n if (shadowRoot && isNativeShadowDom(shadowRoot))\n serializedNode2.isShadowHost = true;\n }\n if ((serializedNode2.type === NodeType.Document || serializedNode2.type === NodeType.Element) && recordChild) {\n if (slimDOMOptions.headWhitespace && serializedNode2.type === NodeType.Element && serializedNode2.tagName === \"head\") {\n preserveWhiteSpace = false;\n }\n const bypassOptions = {\n doc,\n mirror,\n blockClass,\n blockSelector,\n maskAllText,\n unblockSelector,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n skipChild,\n inlineStylesheet,\n maskInputOptions,\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n slimDOMOptions,\n dataURLOptions,\n inlineImages,\n recordCanvas,\n preserveWhiteSpace,\n onSerialize,\n onIframeLoad,\n iframeLoadTimeout,\n onBlockedImageLoad,\n onStylesheetLoad,\n stylesheetLoadTimeout,\n keepIframeSrcFn,\n ignoreCSSAttributes\n };\n const childNodes = n.childNodes ? Array.from(n.childNodes) : [];\n for (const childN of childNodes) {\n const serializedChildNode = serializeNodeWithId(childN, bypassOptions);\n if (serializedChildNode) {\n serializedNode2.childNodes.push(serializedChildNode);\n }\n }\n if (isElement(n) && n.shadowRoot) {\n for (const childN of Array.from(n.shadowRoot.childNodes)) {\n const serializedChildNode = serializeNodeWithId(childN, bypassOptions);\n if (serializedChildNode) {\n isNativeShadowDom(n.shadowRoot) && (serializedChildNode.isShadow = true);\n serializedNode2.childNodes.push(serializedChildNode);\n }\n }\n }\n }\n if (n.parentNode && isShadowRoot(n.parentNode) && isNativeShadowDom(n.parentNode)) {\n serializedNode2.isShadow = true;\n }\n if (serializedNode2.type === NodeType.Element && serializedNode2.tagName === \"iframe\" && !serializedNode2.needBlock) {\n onceIframeLoaded(\n n,\n () => {\n const iframeDoc = getIFrameContentDocument(n);\n if (iframeDoc && onIframeLoad) {\n const serializedIframeNode = serializeNodeWithId(iframeDoc, {\n doc: iframeDoc,\n mirror,\n blockClass,\n blockSelector,\n unblockSelector,\n maskAllText,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n skipChild: false,\n inlineStylesheet,\n maskInputOptions,\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n slimDOMOptions,\n dataURLOptions,\n inlineImages,\n recordCanvas,\n preserveWhiteSpace,\n onSerialize,\n onIframeLoad,\n iframeLoadTimeout,\n onStylesheetLoad,\n stylesheetLoadTimeout,\n keepIframeSrcFn,\n ignoreCSSAttributes\n });\n if (serializedIframeNode) {\n onIframeLoad(\n n,\n serializedIframeNode\n );\n }\n }\n },\n iframeLoadTimeout\n );\n }\n if (serializedNode2.type === NodeType.Element && serializedNode2.tagName === \"img\" && !n.complete && serializedNode2.needBlock) {\n const image = n;\n const updateImageDimensions = () => {\n if (image.isConnected && !image.complete && onBlockedImageLoad) {\n try {\n const rect = image.getBoundingClientRect();\n if (rect.width > 0 && rect.height > 0) {\n onBlockedImageLoad(image, serializedNode2, rect);\n }\n } catch (error) {\n }\n }\n image.removeEventListener(\"load\", updateImageDimensions);\n };\n if (image.isConnected) {\n image.addEventListener(\"load\", updateImageDimensions);\n }\n }\n if (serializedNode2.type === NodeType.Element && serializedNode2.tagName === \"link\" && typeof serializedNode2.attributes.rel === \"string\" && (serializedNode2.attributes.rel === \"stylesheet\" || serializedNode2.attributes.rel === \"preload\" && typeof serializedNode2.attributes.href === \"string\" && extractFileExtension(serializedNode2.attributes.href) === \"css\")) {\n onceStylesheetLoaded(\n n,\n () => {\n if (onStylesheetLoad) {\n const serializedLinkNode = serializeNodeWithId(n, {\n doc,\n mirror,\n blockClass,\n blockSelector,\n unblockSelector,\n maskAllText,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n skipChild: false,\n inlineStylesheet,\n maskInputOptions,\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n slimDOMOptions,\n dataURLOptions,\n inlineImages,\n recordCanvas,\n preserveWhiteSpace,\n onSerialize,\n onIframeLoad,\n iframeLoadTimeout,\n onStylesheetLoad,\n stylesheetLoadTimeout,\n keepIframeSrcFn,\n ignoreCSSAttributes\n });\n if (serializedLinkNode) {\n onStylesheetLoad(\n n,\n serializedLinkNode\n );\n }\n }\n },\n stylesheetLoadTimeout\n );\n }\n if (serializedNode2.type === NodeType.Element) {\n delete serializedNode2.needBlock;\n }\n return serializedNode2;\n}\nfunction snapshot(n, options) {\n const {\n mirror = new Mirror(),\n blockClass = \"rr-block\",\n blockSelector = null,\n unblockSelector = null,\n maskAllText = false,\n maskTextClass = \"rr-mask\",\n unmaskTextClass = null,\n maskTextSelector = null,\n unmaskTextSelector = null,\n inlineStylesheet = true,\n inlineImages = false,\n recordCanvas = false,\n maskAllInputs = false,\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n slimDOM = false,\n dataURLOptions,\n preserveWhiteSpace,\n onSerialize,\n onIframeLoad,\n iframeLoadTimeout,\n onBlockedImageLoad,\n onStylesheetLoad,\n stylesheetLoadTimeout,\n keepIframeSrcFn = () => false,\n ignoreCSSAttributes = /* @__PURE__ */ new Set([])\n } = options || {};\n const maskInputOptions = maskAllInputs === true ? {\n color: true,\n date: true,\n \"datetime-local\": true,\n email: true,\n month: true,\n number: true,\n range: true,\n search: true,\n tel: true,\n text: true,\n time: true,\n url: true,\n week: true,\n textarea: true,\n select: true\n } : maskAllInputs === false ? {} : maskAllInputs;\n const slimDOMOptions = slimDOM === true || slimDOM === \"all\" ? (\n // if true: set of sensible options that should not throw away any information\n {\n script: true,\n comment: true,\n headFavicon: true,\n headWhitespace: true,\n headMetaDescKeywords: slimDOM === \"all\",\n // destructive\n headMetaSocial: true,\n headMetaRobots: true,\n headMetaHttpEquiv: true,\n headMetaAuthorship: true,\n headMetaVerification: true\n }\n ) : slimDOM === false ? {} : slimDOM;\n return serializeNodeWithId(n, {\n doc: n,\n mirror,\n blockClass,\n blockSelector,\n unblockSelector,\n maskAllText,\n maskTextClass,\n unmaskTextClass,\n maskTextSelector,\n unmaskTextSelector,\n skipChild: false,\n inlineStylesheet,\n maskInputOptions,\n maskAttributeFn,\n maskTextFn,\n maskInputFn,\n slimDOMOptions,\n dataURLOptions,\n inlineImages,\n recordCanvas,\n preserveWhiteSpace,\n onSerialize,\n onIframeLoad,\n iframeLoadTimeout,\n onBlockedImageLoad,\n onStylesheetLoad,\n stylesheetLoadTimeout,\n keepIframeSrcFn,\n newlyAddedElement: false,\n ignoreCSSAttributes\n });\n}\nfunction visitSnapshot(node, onVisit) {\n function walk(current) {\n onVisit(current);\n if (current.type === NodeType.Document || current.type === NodeType.Element) {\n current.childNodes.forEach(walk);\n }\n }\n walk(node);\n}\nfunction cleanupSnapshot() {\n _id = 1;\n}\nconst commentre = /\\/\\*[^*]*\\*+([^/*][^*]*\\*+)*\\//g;\nfunction parse(css, options = {}) {\n let lineno = 1;\n let column = 1;\n function updatePosition(str) {\n const lines = str.match(/\\n/g);\n if (lines) {\n lineno += lines.length;\n }\n const i = str.lastIndexOf(\"\\n\");\n column = i === -1 ? column + str.length : str.length - i;\n }\n function position() {\n const start = { line: lineno, column };\n return (node) => {\n node.position = new Position(start);\n whitespace();\n return node;\n };\n }\n const _Position = class _Position {\n constructor(start) {\n __publicField(this, \"content\");\n __publicField(this, \"start\");\n __publicField(this, \"end\");\n __publicField(this, \"source\");\n this.start = start;\n this.end = { line: lineno, column };\n this.source = options.source;\n this.content = _Position.content;\n }\n };\n __publicField(_Position, \"content\");\n let Position = _Position;\n Position.content = css;\n const errorsList = [];\n function error(msg) {\n const err = new Error(\n `${options.source || \"\"}:${lineno}:${column}: ${msg}`\n );\n err.reason = msg;\n err.filename = options.source;\n err.line = lineno;\n err.column = column;\n err.source = css;\n if (options.silent) {\n errorsList.push(err);\n } else {\n throw err;\n }\n }\n function stylesheet() {\n const rulesList = rules();\n return {\n type: \"stylesheet\",\n stylesheet: {\n source: options.source,\n rules: rulesList,\n parsingErrors: errorsList\n }\n };\n }\n function open() {\n return match(/^{\\s*/);\n }\n function close() {\n return match(/^}/);\n }\n function rules() {\n let node;\n const rules2 = [];\n whitespace();\n comments(rules2);\n while (css.length && css.charAt(0) !== \"}\" && (node = atrule() || rule())) {\n if (node) {\n rules2.push(node);\n comments(rules2);\n }\n }\n return rules2;\n }\n function match(re) {\n const m = re.exec(css);\n if (!m) {\n return;\n }\n const str = m[0];\n updatePosition(str);\n css = css.slice(str.length);\n return m;\n }\n function whitespace() {\n match(/^\\s*/);\n }\n function comments(rules2 = []) {\n let c;\n while (c = comment()) {\n if (c) {\n rules2.push(c);\n }\n c = comment();\n }\n return rules2;\n }\n function comment() {\n const pos = position();\n if (\"/\" !== css.charAt(0) || \"*\" !== css.charAt(1)) {\n return;\n }\n let i = 2;\n while (\"\" !== css.charAt(i) && (\"*\" !== css.charAt(i) || \"/\" !== css.charAt(i + 1))) {\n ++i;\n }\n i += 2;\n if (\"\" === css.charAt(i - 1)) {\n return error(\"End of comment missing\");\n }\n const str = css.slice(2, i - 2);\n column += 2;\n updatePosition(str);\n css = css.slice(i);\n column += 2;\n return pos({\n type: \"comment\",\n comment: str\n });\n }\n function selector() {\n const m = match(/^([^{]+)/);\n if (!m) {\n return;\n }\n const splitSelectors = trim(m[0]).replace(/\\/\\*