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Markdown-ish syntax for generating flowcharts, mindmaps, sequence diagrams, class diagrams, gantt charts, git graphs and more.
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{
"version": 3,
"sources": ["../../../src/utils.ts"],
"sourcesContent": ["import { sanitizeUrl } from '@braintree/sanitize-url';\nimport type { BaseType, CurveFactory } from 'd3';\nimport {\n curveBasis,\n curveBasisClosed,\n curveBasisOpen,\n curveBumpX,\n curveBumpY,\n curveBundle,\n curveCardinalClosed,\n curveCardinalOpen,\n curveCardinal,\n curveCatmullRomClosed,\n curveCatmullRomOpen,\n curveCatmullRom,\n curveLinear,\n curveLinearClosed,\n curveMonotoneX,\n curveMonotoneY,\n curveNatural,\n curveStep,\n curveStepAfter,\n curveStepBefore,\n select,\n} from 'd3';\nimport common from './diagrams/common/common.js';\nimport { sanitizeDirective } from './utils/sanitizeDirective.js';\nimport { log } from './logger.js';\nimport { detectType } from './diagram-api/detectType.js';\nimport assignWithDepth from './assignWithDepth.js';\nimport type { MermaidConfig } from './config.type.js';\nimport memoize from 'lodash-es/memoize.js';\nimport merge from 'lodash-es/merge.js';\nimport { directiveRegex } from './diagram-api/regexes.js';\nimport type { D3Element, Point, TextDimensionConfig, TextDimensions } from './types.js';\n\nexport const ZERO_WIDTH_SPACE = '\\u200b';\n\n// Effectively an enum of the supported curve types, accessible by name\nconst d3CurveTypes = {\n curveBasis: curveBasis,\n curveBasisClosed: curveBasisClosed,\n curveBasisOpen: curveBasisOpen,\n curveBumpX: curveBumpX,\n curveBumpY: curveBumpY,\n curveBundle: curveBundle,\n curveCardinalClosed: curveCardinalClosed,\n curveCardinalOpen: curveCardinalOpen,\n curveCardinal: curveCardinal,\n curveCatmullRomClosed: curveCatmullRomClosed,\n curveCatmullRomOpen: curveCatmullRomOpen,\n curveCatmullRom: curveCatmullRom,\n curveLinear: curveLinear,\n curveLinearClosed: curveLinearClosed,\n curveMonotoneX: curveMonotoneX,\n curveMonotoneY: curveMonotoneY,\n curveNatural: curveNatural,\n curveStep: curveStep,\n curveStepAfter: curveStepAfter,\n curveStepBefore: curveStepBefore,\n} as const;\n\nconst directiveWithoutOpen =\n /\\s*(?:(\\w+)(?=:):|(\\w+))\\s*(?:(\\w+)|((?:(?!}%{2}).|\\r?\\n)*))?\\s*(?:}%{2})?/gi;\n/**\n * Detects the init config object from the text\n *\n * @param text - The text defining the graph. For example:\n *\n * ```mermaid\n * %%{init: {\"theme\": \"debug\", \"logLevel\": 1 }}%%\n * graph LR\n * a-->b\n * b-->c\n * c-->d\n * d-->e\n * e-->f\n * f-->g\n * g-->h\n * ```\n *\n * Or\n *\n * ```mermaid\n * %%{initialize: {\"theme\": \"dark\", logLevel: \"debug\" }}%%\n * graph LR\n * a-->b\n * b-->c\n * c-->d\n * d-->e\n * e-->f\n * f-->g\n * g-->h\n * ```\n *\n * @param config - Optional mermaid configuration object.\n * @returns The json object representing the init passed to mermaid.initialize()\n */\nexport const detectInit = function (\n text: string,\n config?: MermaidConfig\n): MermaidConfig | undefined {\n const inits = detectDirective(text, /(?:init\\b)|(?:initialize\\b)/);\n let results: MermaidConfig & { config?: unknown } = {};\n\n if (Array.isArray(inits)) {\n const args = inits.map((init) => init.args);\n sanitizeDirective(args);\n results = assignWithDepth(results, [...args]);\n } else {\n results = inits.args as MermaidConfig;\n }\n\n if (!results) {\n return;\n }\n\n let type = detectType(text, config);\n\n // Move the `config` value to appropriate diagram type value\n const prop = 'config';\n if (results[prop] !== undefined) {\n if (type === 'flowchart-v2') {\n type = 'flowchart';\n }\n results[type as keyof MermaidConfig] = results[prop];\n delete results[prop];\n }\n\n return results;\n};\n\ninterface Directive {\n type?: string;\n args?: unknown;\n}\n/**\n * Detects the directive from the text.\n *\n * Text can be single line or multiline. If type is null or omitted,\n * the first directive encountered in text will be returned\n *\n * ```mermaid\n * graph LR\n * %%{someDirective}%%\n * a-->b\n * b-->c\n * c-->d\n * d-->e\n * e-->f\n * f-->g\n * g-->h\n * ```\n *\n * @param text - The text defining the graph\n * @param type - The directive to return (default: `null`)\n * @returns An object or Array representing the directive(s) matched by the input type.\n * If a single directive was found, that directive object will be returned.\n */\nexport const detectDirective = function (\n text: string,\n type: string | RegExp | null = null\n): Directive | Directive[] {\n try {\n const commentWithoutDirectives = new RegExp(\n `[%]{2}(?![{]${directiveWithoutOpen.source})(?=[}][%]{2}).*\\n`,\n 'ig'\n );\n text = text.trim().replace(commentWithoutDirectives, '').replace(/'/gm, '\"');\n log.debug(\n `Detecting diagram directive${type !== null ? ' type:' + type : ''} based on the text:${text}`\n );\n let match: RegExpExecArray | null;\n const result: Directive[] = [];\n while ((match = directiveRegex.exec(text)) !== null) {\n // This is necessary to avoid infinite loops with zero-width matches\n if (match.index === directiveRegex.lastIndex) {\n directiveRegex.lastIndex++;\n }\n if ((match && !type) || (type && match[1]?.match(type)) || (type && match[2]?.match(type))) {\n const type = match[1] ? match[1] : match[2];\n const args = match[3] ? match[3].trim() : match[4] ? JSON.parse(match[4].trim()) : null;\n result.push({ type, args });\n }\n }\n if (result.length === 0) {\n return { type: text, args: null };\n }\n\n return result.length === 1 ? result[0] : result;\n } catch (error) {\n log.error(\n `ERROR: ${\n (error as Error).message\n } - Unable to parse directive type: '${type}' based on the text: '${text}'`\n );\n return { type: undefined, args: null };\n }\n};\n\nexport const removeDirectives = function (text: string): string {\n return text.replace(directiveRegex, '');\n};\n\n/**\n * Detects whether a substring in present in a given array\n *\n * @param str - The substring to detect\n * @param arr - The array to search\n * @returns The array index containing the substring or -1 if not present\n */\nexport const isSubstringInArray = function (str: string, arr: string[]): number {\n for (const [i, element] of arr.entries()) {\n if (element.match(str)) {\n return i;\n }\n }\n return -1;\n};\n\n/**\n * Returns a d3 curve given a curve name\n *\n * @param interpolate - The interpolation name\n * @param defaultCurve - The default curve to return\n * @returns The curve factory to use\n */\nexport function interpolateToCurve(\n interpolate: string | undefined,\n defaultCurve: CurveFactory\n): CurveFactory {\n if (!interpolate) {\n return defaultCurve;\n }\n const curveName = `curve${interpolate.charAt(0).toUpperCase() + interpolate.slice(1)}`;\n\n // @ts-ignore TODO: Fix issue with curve type\n return d3CurveTypes[curveName as keyof typeof d3CurveTypes] ?? defaultCurve;\n}\n\n/**\n * Formats a URL string\n *\n * @param linkStr - String of the URL\n * @param config - Configuration passed to MermaidJS\n * @returns The formatted URL or `undefined`.\n */\nexport function formatUrl(linkStr: string, config: MermaidConfig): string | undefined {\n const url = linkStr.trim();\n\n if (!url) {\n return undefined;\n }\n\n if (config.securityLevel !== 'loose') {\n return sanitizeUrl(url);\n }\n\n return url;\n}\n\n/**\n * Runs a function\n *\n * @param functionName - A dot separated path to the function relative to the `window`\n * @param params - Parameters to pass to the function\n */\nexport const runFunc = (functionName: string, ...params: unknown[]) => {\n const arrPaths = functionName.split('.');\n\n const len = arrPaths.length - 1;\n const fnName = arrPaths[len];\n\n let obj = window;\n for (let i = 0; i < len; i++) {\n obj = obj[arrPaths[i] as keyof typeof obj];\n if (!obj) {\n log.error(`Function name: ${functionName} not found in window`);\n return;\n }\n }\n\n obj[fnName as keyof typeof obj](...params);\n};\n\n/**\n * Finds the distance between two points using the Distance Formula\n *\n * @param p1 - The first point\n * @param p2 - The second point\n * @returns The distance between the two points.\n */\nfunction distance(p1?: Point, p2?: Point): number {\n if (!p1 || !p2) {\n return 0;\n }\n return Math.sqrt(Math.pow(p2.x - p1.x, 2) + Math.pow(p2.y - p1.y, 2));\n}\n\n/**\n * TODO: Give this a description\n *\n * @param points - List of points\n */\nfunction traverseEdge(points: Point[]): Point {\n let prevPoint: Point | undefined;\n let totalDistance = 0;\n\n points.forEach((point) => {\n totalDistance += distance(point, prevPoint);\n prevPoint = point;\n });\n\n // Traverse half of total distance along points\n const remainingDistance = totalDistance / 2;\n return calculatePoint(points, remainingDistance);\n}\n\n/**\n * {@inheritdoc traverseEdge}\n */\nfunction calcLabelPosition(points: Point[]): Point {\n if (points.length === 1) {\n return points[0];\n }\n return traverseEdge(points);\n}\n\nexport const roundNumber = (num: number, precision = 2) => {\n const factor = Math.pow(10, precision);\n return Math.round(num * factor) / factor;\n};\n\nexport const calculatePoint = (points: Point[], distanceToTraverse: number): Point => {\n let prevPoint: Point | undefined = undefined;\n let remainingDistance = distanceToTraverse;\n for (const point of points) {\n if (prevPoint) {\n const vectorDistance = distance(point, prevPoint);\n if (vectorDistance < remainingDistance) {\n remainingDistance -= vectorDistance;\n } else {\n // The point is remainingDistance from prevPoint in the vector between prevPoint and point\n // Calculate the coordinates\n const distanceRatio = remainingDistance / vectorDistance;\n if (distanceRatio <= 0) {\n return prevPoint;\n }\n if (distanceRatio >= 1) {\n return { x: point.x, y: point.y };\n }\n if (distanceRatio > 0 && distanceRatio < 1) {\n return {\n x: roundNumber((1 - distanceRatio) * prevPoint.x + distanceRatio * point.x, 5),\n y: roundNumber((1 - distanceRatio) * prevPoint.y + distanceRatio * point.y, 5),\n };\n }\n }\n }\n prevPoint = point;\n }\n throw new Error('Could not find a suitable point for the given distance');\n};\n\nconst calcCardinalityPosition = (\n isRelationTypePresent: boolean,\n points: Point[],\n initialPosition: Point\n) => {\n log.info(`our points ${JSON.stringify(points)}`);\n if (points[0] !== initialPosition) {\n points = points.reverse();\n }\n // Traverse only 25 total distance along points to find cardinality point\n const distanceToCardinalityPoint = 25;\n const center = calculatePoint(points, distanceToCardinalityPoint);\n // if relation is present (Arrows will be added), change cardinality point off-set distance (d)\n const d = isRelationTypePresent ? 10 : 5;\n //Calculate Angle for x and y axis\n const angle = Math.atan2(points[0].y - center.y, points[0].x - center.x);\n const cardinalityPosition = { x: 0, y: 0 };\n //Calculation cardinality position using angle, center point on the line/curve but perpendicular and with offset-distance\n cardinalityPosition.x = Math.sin(angle) * d + (points[0].x + center.x) / 2;\n cardinalityPosition.y = -Math.cos(angle) * d + (points[0].y + center.y) / 2;\n return cardinalityPosition;\n};\n\n/**\n * Calculates the terminal label position.\n *\n * @param terminalMarkerSize - Terminal marker size.\n * @param position - Position of label relative to points.\n * @param _points - Array of points.\n * @returns - The `cardinalityPosition`.\n */\nfunction calcTerminalLabelPosition(\n terminalMarkerSize: number,\n position: 'start_left' | 'start_right' | 'end_left' | 'end_right',\n _points: Point[]\n): Point {\n const points = structuredClone(_points);\n log.info('our points', points);\n if (position !== 'start_left' && position !== 'start_right') {\n points.reverse();\n }\n\n // Traverse only 25 total distance along points to find cardinality point\n const distanceToCardinalityPoint = 25 + terminalMarkerSize;\n const center = calculatePoint(points, distanceToCardinalityPoint);\n\n // if relation is present (Arrows will be added), change cardinality point off-set distance (d)\n const d = 10 + terminalMarkerSize * 0.5;\n //Calculate Angle for x and y axis\n const angle = Math.atan2(points[0].y - center.y, points[0].x - center.x);\n\n const cardinalityPosition: Point = { x: 0, y: 0 };\n //Calculation cardinality position using angle, center point on the line/curve but perpendicular and with offset-distance\n\n if (position === 'start_left') {\n cardinalityPosition.x = Math.sin(angle + Math.PI) * d + (points[0].x + center.x) / 2;\n cardinalityPosition.y = -Math.cos(angle + Math.PI) * d + (points[0].y + center.y) / 2;\n } else if (position === 'end_right') {\n cardinalityPosition.x = Math.sin(angle - Math.PI) * d + (points[0].x + center.x) / 2 - 5;\n cardinalityPosition.y = -Math.cos(angle - Math.PI) * d + (points[0].y + center.y) / 2 - 5;\n } else if (position === 'end_left') {\n cardinalityPosition.x = Math.sin(angle) * d + (points[0].x + center.x) / 2 - 5;\n cardinalityPosition.y = -Math.cos(angle) * d + (points[0].y + center.y) / 2 - 5;\n } else {\n cardinalityPosition.x = Math.sin(angle) * d + (points[0].x + center.x) / 2;\n cardinalityPosition.y = -Math.cos(angle) * d + (points[0].y + center.y) / 2;\n }\n return cardinalityPosition;\n}\n\n/**\n * Gets styles from an array of declarations\n *\n * @param arr - Declarations\n * @returns The styles grouped as strings\n */\nexport function getStylesFromArray(arr: string[]): { style: string; labelStyle: string } {\n let style = '';\n let labelStyle = '';\n\n for (const element of arr) {\n if (element !== undefined) {\n // add text properties to label style definition\n if (element.startsWith('color:') || element.startsWith('text-align:')) {\n labelStyle = labelStyle + element + ';';\n } else {\n style = style + element + ';';\n }\n }\n }\n\n return { style, labelStyle };\n}\n\nlet cnt = 0;\nexport const generateId = () => {\n cnt++;\n return 'id-' + Math.random().toString(36).substr(2, 12) + '-' + cnt;\n};\n\n/**\n * Generates a random hexadecimal id of the given length.\n *\n * @param length - Length of string.\n * @returns The generated string.\n */\nfunction makeRandomHex(length: number): string {\n let result = '';\n const characters = '0123456789abcdef';\n const charactersLength = characters.length;\n for (let i = 0; i < length; i++) {\n result += characters.charAt(Math.floor(Math.random() * charactersLength));\n }\n return result;\n}\n\nexport const random = (options: { length: number }) => {\n return makeRandomHex(options.length);\n};\n\nexport const getTextObj = function () {\n return {\n x: 0,\n y: 0,\n fill: undefined,\n anchor: 'start',\n style: '#666',\n width: 100,\n height: 100,\n textMargin: 0,\n rx: 0,\n ry: 0,\n valign: undefined,\n text: '',\n };\n};\n\n/**\n * Adds text to an element\n *\n * @param elem - SVG Element to add text to\n * @param textData - Text options.\n * @returns Text element with given styling and content\n */\nexport const drawSimpleText = function (\n elem: SVGElement,\n textData: {\n text: string;\n x: number;\n y: number;\n anchor: 'start' | 'middle' | 'end';\n fontFamily: string;\n fontSize: string | number;\n fontWeight: string | number;\n fill: string;\n class: string | undefined;\n textMargin: number;\n }\n): SVGTextElement {\n // Remove and ignore br:s\n const nText = textData.text.replace(common.lineBreakRegex, ' ');\n\n const [, _fontSizePx] = parseFontSize(textData.fontSize);\n\n const textElem = elem.append('text') as any;\n textElem.attr('x', textData.x);\n textElem.attr('y', textData.y);\n textElem.style('text-anchor', textData.anchor);\n textElem.style('font-family', textData.fontFamily);\n textElem.style('font-size', _fontSizePx);\n textElem.style('font-weight', textData.fontWeight);\n textElem.attr('fill', textData.fill);\n\n if (textData.class !== undefined) {\n textElem.attr('class', textData.class);\n }\n\n const span = textElem.append('tspan');\n span.attr('x', textData.x + textData.textMargin * 2);\n span.attr('fill', textData.fill);\n span.text(nText);\n\n return textElem;\n};\n\ninterface WrapLabelConfig {\n fontSize: number;\n fontFamily: string;\n fontWeight: number;\n joinWith: string;\n}\n\nexport const wrapLabel: (label: string, maxWidth: number, config: WrapLabelConfig) => string =\n memoize(\n (label: string, maxWidth: number, config: WrapLabelConfig): string => {\n if (!label) {\n return label;\n }\n config = Object.assign(\n { fontSize: 12, fontWeight: 400, fontFamily: 'Arial', joinWith: '
' },\n config\n );\n if (common.lineBreakRegex.test(label)) {\n return label;\n }\n const words = label.split(' ').filter(Boolean);\n const completedLines: string[] = [];\n let nextLine = '';\n words.forEach((word, index) => {\n const wordLength = calculateTextWidth(`${word} `, config);\n const nextLineLength = calculateTextWidth(nextLine, config);\n if (wordLength > maxWidth) {\n const { hyphenatedStrings, remainingWord } = breakString(word, maxWidth, '-', config);\n completedLines.push(nextLine, ...hyphenatedStrings);\n nextLine = remainingWord;\n } else if (nextLineLength + wordLength >= maxWidth) {\n completedLines.push(nextLine);\n nextLine = word;\n } else {\n nextLine = [nextLine, word].filter(Boolean).join(' ');\n }\n const currentWord = index + 1;\n const isLastWord = currentWord === words.length;\n if (isLastWord) {\n completedLines.push(nextLine);\n }\n });\n return completedLines.filter((line) => line !== '').join(config.joinWith);\n },\n (label, maxWidth, config) =>\n `${label}${maxWidth}${config.fontSize}${config.fontWeight}${config.fontFamily}${config.joinWith}`\n );\n\ninterface BreakStringOutput {\n hyphenatedStrings: string[];\n remainingWord: string;\n}\n\nconst breakString: (\n word: string,\n maxWidth: number,\n hyphenCharacter: string,\n config: WrapLabelConfig\n) => BreakStringOutput = memoize(\n (\n word: string,\n maxWidth: number,\n hyphenCharacter = '-',\n config: WrapLabelConfig\n ): BreakStringOutput => {\n config = Object.assign(\n { fontSize: 12, fontWeight: 400, fontFamily: 'Arial', margin: 0 },\n config\n );\n const characters = [...word];\n const lines: string[] = [];\n let currentLine = '';\n characters.forEach((character, index) => {\n const nextLine = `${currentLine}${character}`;\n const lineWidth = calculateTextWidth(nextLine, config);\n if (lineWidth >= maxWidth) {\n const currentCharacter = index + 1;\n const isLastLine = characters.length === currentCharacter;\n const hyphenatedNextLine = `${nextLine}${hyphenCharacter}`;\n lines.push(isLastLine ? nextLine : hyphenatedNextLine);\n currentLine = '';\n } else {\n currentLine = nextLine;\n }\n });\n return { hyphenatedStrings: lines, remainingWord: currentLine };\n },\n (word, maxWidth, hyphenCharacter = '-', config) =>\n `${word}${maxWidth}${hyphenCharacter}${config.fontSize}${config.fontWeight}${config.fontFamily}`\n);\n\n/**\n * This calculates the text's height, taking into account the wrap breaks and both the statically\n * configured height, width, and the length of the text (in pixels).\n *\n * If the wrapped text text has greater height, we extend the height, so it's value won't overflow.\n *\n * @param text - The text to measure\n * @param config - The config for fontSize, fontFamily, and fontWeight all impacting the\n * resulting size\n * @returns The height for the given text\n */\nexport function calculateTextHeight(\n text: Parameters[0],\n config: Parameters[1]\n): ReturnType['height'] {\n return calculateTextDimensions(text, config).height;\n}\n\n/**\n * This calculates the width of the given text, font size and family.\n *\n * @param text - The text to calculate the width of\n * @param config - The config for fontSize, fontFamily, and fontWeight all impacting the\n * resulting size\n * @returns The width for the given text\n */\nexport function calculateTextWidth(\n text: Parameters[0],\n config: Parameters[1]\n): ReturnType['width'] {\n return calculateTextDimensions(text, config).width;\n}\n\n/**\n * This calculates the dimensions of the given text, font size, font family, font weight, and\n * margins.\n *\n * @param text - The text to calculate the width of\n * @param config - The config for fontSize, fontFamily, fontWeight, and margin all impacting\n * the resulting size\n * @returns The dimensions for the given text\n */\nexport const calculateTextDimensions: (\n text: string,\n config: TextDimensionConfig\n) => TextDimensions = memoize(\n (text: string, config: TextDimensionConfig): TextDimensions => {\n const { fontSize = 12, fontFamily = 'Arial', fontWeight = 400 } = config;\n if (!text) {\n return { width: 0, height: 0 };\n }\n\n const [, _fontSizePx] = parseFontSize(fontSize);\n\n // We can't really know if the user supplied font family will render on the user agent;\n // thus, we'll take the max width between the user supplied font family, and a default\n // of sans-serif.\n const fontFamilies = ['sans-serif', fontFamily];\n const lines = text.split(common.lineBreakRegex);\n const dims = [];\n\n const body = select('body');\n // We don't want to leak DOM elements - if a removal operation isn't available\n // for any reason, do not continue.\n if (!body.remove) {\n return { width: 0, height: 0, lineHeight: 0 };\n }\n\n const g = body.append('svg');\n\n for (const fontFamily of fontFamilies) {\n let cHeight = 0;\n const dim = { width: 0, height: 0, lineHeight: 0 };\n for (const line of lines) {\n const textObj = getTextObj();\n textObj.text = line || ZERO_WIDTH_SPACE;\n // @ts-ignore TODO: Fix D3 types\n const textElem = drawSimpleText(g, textObj)\n // @ts-ignore TODO: Fix D3 types\n .style('font-size', _fontSizePx)\n .style('font-weight', fontWeight)\n .style('font-family', fontFamily);\n\n const bBox = (textElem._groups || textElem)[0][0].getBBox();\n if (bBox.width === 0 && bBox.height === 0) {\n throw new Error('svg element not in render tree');\n }\n dim.width = Math.round(Math.max(dim.width, bBox.width));\n cHeight = Math.round(bBox.height);\n dim.height += cHeight;\n dim.lineHeight = Math.round(Math.max(dim.lineHeight, cHeight));\n }\n dims.push(dim);\n }\n\n g.remove();\n\n const index =\n isNaN(dims[1].height) ||\n isNaN(dims[1].width) ||\n isNaN(dims[1].lineHeight) ||\n (dims[0].height > dims[1].height &&\n dims[0].width > dims[1].width &&\n dims[0].lineHeight > dims[1].lineHeight)\n ? 0\n : 1;\n return dims[index];\n },\n (text, config) => `${text}${config.fontSize}${config.fontWeight}${config.fontFamily}`\n);\n\nexport class InitIDGenerator {\n private count = 0;\n public next: () => number;\n constructor(deterministic = false, seed?: string) {\n // TODO: Seed is only used for length?\n // v11: Use the actual value of seed string to generate an initial value for count.\n this.count = seed ? seed.length : 0;\n this.next = deterministic ? () => this.count++ : () => Date.now();\n }\n}\n\nlet decoder: HTMLDivElement;\n\n/**\n * Decodes HTML, source: {@link https://github.com/shrpne/entity-decode/blob/v2.0.1/browser.js}\n *\n * @param html - HTML as a string\n * @returns Unescaped HTML\n */\nexport const entityDecode = function (html: string): string {\n decoder = decoder || document.createElement('div');\n // Escape HTML before decoding for HTML Entities\n html = escape(html).replace(/%26/g, '&').replace(/%23/g, '#').replace(/%3B/g, ';');\n decoder.innerHTML = html;\n\n return unescape(decoder.textContent!);\n};\n\nexport interface DetailedError {\n str: string;\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n hash: any;\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n error?: any;\n message?: string;\n}\n\n/** @param error - The error to check */\n// eslint-disable-next-line @typescript-eslint/no-explicit-any\nexport function isDetailedError(error: any): error is DetailedError {\n return 'str' in error;\n}\n\n/** @param error - The error to convert to an error message */\nexport function getErrorMessage(error: unknown): string {\n if (error instanceof Error) {\n return error.message;\n }\n return String(error);\n}\n\n/**\n * Appends element with the given title and css class.\n *\n * @param parent - d3 svg object to append title to\n * @param cssClass - CSS class for the element containing the title\n * @param titleTopMargin - Margin in pixels between title and rest of the graph\n * @param title - The title. If empty, returns immediately.\n */\nexport const insertTitle = (\n parent: D3Element,\n cssClass: string,\n titleTopMargin: number,\n title?: string\n): void => {\n if (!title) {\n return;\n }\n const bounds = parent.node()?.getBBox();\n if (!bounds) {\n return;\n }\n parent\n .append('text')\n .text(title)\n .attr('text-anchor', 'middle')\n .attr('x', bounds.x + bounds.width / 2)\n .attr('y', -titleTopMargin)\n .attr('class', cssClass);\n};\n\n/**\n * Parses a raw fontSize configuration value into a number and string value.\n *\n * @param fontSize - a string or number font size configuration value\n *\n * @returns parsed number and string style font size values, or nulls if a number value can't\n * be parsed from an input string.\n */\nexport const parseFontSize = (fontSize: string | number | undefined): [number?, string?] => {\n // if the font size is a number, assume a px string representation\n if (typeof fontSize === 'number') {\n return [fontSize, fontSize + 'px'];\n }\n\n const fontSizeNumber = parseInt(fontSize ?? 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}