jsii-docgen
Version:
generates api docs for jsii modules
166 lines • 20.8 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MarkdownDocument = void 0;
const node_stream_1 = require("node:stream");
/**
* Markdown element.
*/
class MarkdownDocument {
/**
* Sanitize markdown reserved characters from external input.
*/
static sanitize(line) {
let sanitized = line.trim();
if (line.startsWith('-')) {
sanitized = sanitized.substring(1, line.length).trim();
}
return sanitized;
}
/**
* Remove newlines from markdown.
*/
static removeNewlines(line) {
return line.replace(/\n/g, ' ');
}
static bold(text) {
return `**${text}**`;
}
static pre(text) {
// using <code> instead of backticks since this allows links
return `<code>${text}</code>`;
}
static italic(text) {
return `*${text}*`;
}
constructor(options = {}) {
var _a, _b;
this.options = options;
this._lines = new Array();
this._sections = new Array();
this.id = (_a = options.id) !== null && _a !== void 0 ? _a : (_b = options.header) === null || _b === void 0 ? void 0 : _b.title;
this.header = this.formatHeader();
}
/**
* Render a docs element into the markdown.
*/
docs(docs, language) {
if (docs.summary) {
this.lines(MarkdownDocument.sanitize(docs.summary));
this.lines('');
}
if (docs.remarks) {
this.lines(MarkdownDocument.sanitize(docs.remarks));
this.lines('');
}
if (docs.links) {
for (const link of docs.links) {
this.quote(`[${link}](${link})`);
}
}
if (docs.example) {
if (!language) {
throw new Error('language must be provided if docs.example has been specified');
}
const example = new MarkdownDocument({
id: `${this.options.id}.example`,
});
example.lines(MarkdownDocument.italic('Example'), '');
example.code(language.toString(), docs.example);
example.lines('');
this.section(example);
}
}
table(data) {
const numColumns = data[0].length;
const header = data[0];
const rows = data.slice(1);
this.lines('| ' + header.map(this.escapePipes).join(' | ') + ' |');
this.lines('|' + ' --- |'.repeat(numColumns));
for (const row of rows) {
this.lines('| ' + row.map(this.escapePipes).join(' | ') + ' |');
}
this.lines('');
}
quote(line) {
this.lines(`> ${line}`);
this.lines('');
}
bullet(line) {
this.lines(`- ${line}`);
}
code(language, ...snippet) {
this.lines(`\`\`\`${language}`, ...snippet, '```');
this.lines('');
}
lines(...lines) {
this._lines.push(...lines);
}
split() {
this.lines('---');
this.lines('');
}
section(section) {
this._sections.push(section);
}
render(headerSize = 0) {
return this._render(headerSize);
}
stream() {
return node_stream_1.Readable.from([this.render()]);
}
_render(headerSize = 0) {
var _a, _b;
const content = [];
if (this.header) {
if (headerSize > 6) {
// headers are mapped to `h1-h6` html elements.
// passed that, markdown just renders `#` signs.
// lets see if and when we'll hit this limit.
throw new Error('Unable to render markdown. Header limit (6) reached.');
}
const heading = `${'#'.repeat(headerSize)} ${this.header}`;
// temporary hack to avoid breaking Construct Hub
const headerSpan = !!process.env.HEADER_SPAN;
if (headerSpan) {
content.push(`${heading} <span data-heading-title="${(_a = this.options.header) === null || _a === void 0 ? void 0 : _a.title}" data-heading-id="${this.id}"></span>`);
}
else {
content.push(`${heading} <a name="${(_b = this.options.header) === null || _b === void 0 ? void 0 : _b.title}" id="${this.id}"></a>`);
}
content.push('');
}
for (const line of this._lines) {
content.push(`${line}`);
}
for (const section of this._sections) {
content.push(section._render(headerSize + 1));
}
return content.join('\n');
}
formatHeader() {
var _a, _b, _c, _d, _e, _f, _g;
if (!((_a = this.options.header) === null || _a === void 0 ? void 0 : _a.title)) {
return undefined;
}
let caption = this.options.header.title;
if ((_c = (_b = this.options.header) === null || _b === void 0 ? void 0 : _b.pre) !== null && _c !== void 0 ? _c : false) {
caption = `\`${caption}\``;
}
if ((_e = (_d = this.options.header) === null || _d === void 0 ? void 0 : _d.strike) !== null && _e !== void 0 ? _e : false) {
caption = `~~${caption}~~`;
}
if ((_f = this.options.header) === null || _f === void 0 ? void 0 : _f.sup) {
caption = `${caption}<sup>${(_g = this.options.header) === null || _g === void 0 ? void 0 : _g.sup}</sup>`;
}
return caption;
}
escapePipes(line) {
return line.replace(/\|/g, '\\|');
}
}
exports.MarkdownDocument = MarkdownDocument;
/**
* An empty markdown element.
*/
MarkdownDocument.EMPTY = new MarkdownDocument();
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{ Readable } from 'node:stream';\nimport { Language } from '../..';\nimport { DocsSchema } from '../schema';\n\n/**\n * Options for defining a markdown header.\n */\nexport interface MarkdownHeaderOptions {\n  /**\n   * Title to be displayed.\n   */\n  readonly title?: string;\n\n  /**\n   * Superscript.\n   *\n   * @default - No superscript\n   */\n  readonly sup?: string;\n\n  /**\n   * Preformat the header.\n   *\n   * @default false\n   */\n  readonly pre?: boolean;\n\n  /**\n   * Strike-through the title.\n   *\n   * @default false\n   */\n  readonly strike?: boolean;\n}\n\n/**\n * Options for defining a markdown element.\n */\nexport interface MarkdownOptions {\n  /**\n   * Markdown header.\n   *\n   * @default - No header.\n   */\n  readonly header?: MarkdownHeaderOptions;\n\n  /**\n   * Id of the element.\n   *\n   * @default - The title will be used.\n   */\n  readonly id?: string;\n}\n\n/**\n * Markdown element.\n */\nexport class MarkdownDocument {\n  /**\n   * An empty markdown element.\n   */\n  public static readonly EMPTY = new MarkdownDocument();\n\n  /**\n   * Sanitize markdown reserved characters from external input.\n   */\n  public static sanitize(line: string): string {\n    let sanitized = line.trim();\n\n    if (line.startsWith('-')) {\n      sanitized = sanitized.substring(1, line.length).trim();\n    }\n\n    return sanitized;\n  }\n\n  /**\n   * Remove newlines from markdown.\n   */\n  public static removeNewlines(line: string): string {\n    return line.replace(/\\n/g, ' ');\n  }\n\n  public static bold(text: string): string {\n    return `**${text}**`;\n  }\n\n  public static pre(text: string): string {\n    // using <code> instead of backticks since this allows links\n    return `<code>${text}</code>`;\n  }\n\n  public static italic(text: string) {\n    return `*${text}*`;\n  }\n\n  private readonly _lines = new Array<string>();\n  private readonly _sections = new Array<MarkdownDocument>();\n\n  private readonly id?: string;\n  private readonly header?: string;\n\n  constructor(private readonly options: MarkdownOptions = {}) {\n    this.id = options.id ?? options.header?.title;\n    this.header = this.formatHeader();\n  }\n\n  /**\n   * Render a docs element into the markdown.\n   */\n  public docs(docs: DocsSchema, language?: Language) {\n    if (docs.summary) {\n      this.lines(MarkdownDocument.sanitize(docs.summary));\n      this.lines('');\n    }\n    if (docs.remarks) {\n      this.lines(MarkdownDocument.sanitize(docs.remarks));\n      this.lines('');\n    }\n\n    if (docs.links) {\n      for (const link of docs.links) {\n        this.quote(`[${link}](${link})`);\n      }\n    }\n\n    if (docs.example) {\n      if (!language) {\n        throw new Error('language must be provided if docs.example has been specified');\n      }\n      const example = new MarkdownDocument({\n        id: `${this.options.id}.example`,\n      });\n      example.lines(MarkdownDocument.italic('Example'), '');\n      example.code(language.toString(), docs.example);\n      example.lines('');\n      this.section(example);\n    }\n  }\n\n  public table(data: string[][]) {\n    const numColumns = data[0].length;\n    const header = data[0];\n    const rows = data.slice(1);\n    this.lines('| ' + header.map(this.escapePipes).join(' | ') + ' |');\n    this.lines('|' + ' --- |'.repeat(numColumns));\n    for (const row of rows) {\n      this.lines('| ' + row.map(this.escapePipes).join(' | ') + ' |');\n    }\n    this.lines('');\n  }\n\n  public quote(line: string) {\n    this.lines(`> ${line}`);\n    this.lines('');\n  }\n\n  public bullet(line: string) {\n    this.lines(`- ${line}`);\n  }\n\n  public code(language: string, ...snippet: string[]) {\n    this.lines(`\\`\\`\\`${language}`, ...snippet, '```');\n    this.lines('');\n  }\n\n  public lines(...lines: string[]) {\n    this._lines.push(...lines);\n  }\n\n  public split() {\n    this.lines('---');\n    this.lines('');\n  }\n\n  public section(section: MarkdownDocument) {\n    this._sections.push(section);\n  }\n\n  public render(headerSize: number = 0): string {\n    return this._render(headerSize);\n  }\n\n  public stream(): Readable {\n    return Readable.from([this.render()]);\n  }\n\n  private _render(headerSize: number = 0): string {\n    const content: string[] = [];\n\n    if (this.header) {\n      if (headerSize > 6) {\n        // headers are mapped to `h1-h6` html elements.\n        // passed that, markdown just renders `#` signs.\n        // lets see if and when we'll hit this limit.\n        throw new Error('Unable to render markdown. Header limit (6) reached.');\n      }\n\n      const heading = `${'#'.repeat(headerSize)} ${this.header}`;\n\n      // temporary hack to avoid breaking Construct Hub\n      const headerSpan = !!process.env.HEADER_SPAN;\n      if (headerSpan) {\n        content.push(\n          `${heading} <span data-heading-title=\"${this.options.header?.title}\" data-heading-id=\"${this.id}\"></span>`,\n        );\n      } else {\n        content.push(`${heading} <a name=\"${this.options.header?.title}\" id=\"${this.id}\"></a>`);\n      }\n      content.push('');\n    }\n\n    for (const line of this._lines) {\n      content.push(`${line}`);\n    }\n\n    for (const section of this._sections) {\n      content.push(section._render(headerSize + 1));\n    }\n    return content.join('\\n');\n  }\n\n  private formatHeader(): string | undefined {\n    if (!this.options.header?.title) {\n      return undefined;\n    }\n    let caption = this.options.header.title;\n\n    if (this.options.header?.pre ?? false) {\n      caption = `\\`${caption}\\``;\n    }\n\n    if (this.options.header?.strike ?? false) {\n      caption = `~~${caption}~~`;\n    }\n\n    if (this.options.header?.sup) {\n      caption = `${caption}<sup>${this.options.header?.sup}</sup>`;\n    }\n\n    return caption;\n  }\n\n  private escapePipes(line: string): string {\n    return line.replace(/\\|/g, '\\\\|');\n  }\n}\n"]}