{
  "version": 3,
  "sources": ["../src/WebLinkProvider.ts", "../src/WebLinksAddon.ts"],
  "sourcesContent": ["/**\n * Copyright (c) 2019 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ILinkProvider, ILink, Terminal, IViewportRange, IBufferLine } from '@xterm/xterm';\n\nexport interface ILinkProviderOptions {\n  hover?(event: MouseEvent, text: string, location: IViewportRange): void;\n  leave?(event: MouseEvent, text: string): void;\n  urlRegex?: RegExp;\n}\n\nexport class WebLinkProvider implements ILinkProvider {\n\n  constructor(\n    private readonly _terminal: Terminal,\n    private readonly _regex: RegExp,\n    private readonly _handler: (event: MouseEvent, uri: string) => void,\n    private readonly _options: ILinkProviderOptions = {}\n  ) {\n\n  }\n\n  public provideLinks(y: number, callback: (links: ILink[] | undefined) => void): void {\n    const links = LinkComputer.computeLink(y, this._regex, this._terminal, this._handler);\n    callback(this._addCallbacks(links));\n  }\n\n  private _addCallbacks(links: ILink[]): ILink[] {\n    return links.map(link => {\n      link.leave = this._options.leave;\n      link.hover = (event: MouseEvent, uri: string): void => {\n        if (this._options.hover) {\n          const { range } = link;\n          this._options.hover(event, uri, range);\n        }\n      };\n      return link;\n    });\n  }\n}\n\nfunction isUrl(urlString: string): boolean {\n  try {\n    const url = new URL(urlString);\n    const parsedBase = url.password && url.username\n      ? `${url.protocol}//${url.username}:${url.password}@${url.host}`\n      : url.username\n        ? `${url.protocol}//${url.username}@${url.host}`\n        : `${url.protocol}//${url.host}`;\n    return urlString.toLocaleLowerCase().startsWith(parsedBase.toLocaleLowerCase());\n  } catch (e) {\n    return false;\n  }\n}\n\nexport class LinkComputer {\n  public static computeLink(y: number, regex: RegExp, terminal: Terminal, activate: (event: MouseEvent, uri: string) => void): ILink[] {\n    const rex = new RegExp(regex.source, (regex.flags || '') + 'g');\n\n    const [lines, startLineIndex] = LinkComputer._getWindowedLineStrings(y - 1, terminal);\n    const line = lines.join('');\n\n    let match;\n    const result: ILink[] = [];\n\n    while (match = rex.exec(line)) {\n      const text = match[0];\n\n      // check via URL if the matched text would form a proper url\n      if (!isUrl(text)) {\n        continue;\n      }\n\n      // map string positions back to buffer positions\n      // values are 0-based right side excluding\n      const [startY, startX] = LinkComputer._mapStrIdx(terminal, startLineIndex, 0, match.index);\n      const [endY, endX] = LinkComputer._mapStrIdx(terminal, startY, startX, text.length);\n\n      if (startY === -1 || startX === -1 || endY === -1 || endX === -1) {\n        continue;\n      }\n\n      // range expects values 1-based right side including, thus +1 except for endX\n      const range = {\n        start: {\n          x: startX + 1,\n          y: startY + 1\n        },\n        end: {\n          x: endX,\n          y: endY + 1\n        }\n      };\n\n      result.push({ range, text, activate });\n    }\n\n    return result;\n  }\n\n  /**\n   * Get wrapped content lines for the current line index.\n   * The top/bottom line expansion stops at whitespaces or length > 2048.\n   * Returns an array with line strings and the top line index.\n   *\n   * NOTE: We pull line strings with trimRight=true on purpose to make sure\n   * to correctly match urls with early wrapped wide chars. This corrupts the string index\n   * for 1:1 backmapping to buffer positions, thus needs an additional correction in _mapStrIdx.\n   */\n  private static _getWindowedLineStrings(lineIndex: number, terminal: Terminal): [string[], number] {\n    let line: IBufferLine | undefined;\n    let topIdx = lineIndex;\n    let bottomIdx = lineIndex;\n    let length = 0;\n    let content = '';\n    const lines: string[] = [];\n\n    if ((line = terminal.buffer.active.getLine(lineIndex))) {\n      const currentContent = line.translateToString(true);\n\n      // expand top, stop on whitespaces or length > 2048\n      if (line.isWrapped && currentContent[0] !== ' ') {\n        length = 0;\n        while ((line = terminal.buffer.active.getLine(--topIdx)) && length < 2048) {\n          content = line.translateToString(true);\n          length += content.length;\n          lines.push(content);\n          if (!line.isWrapped || content.indexOf(' ') !== -1) {\n            break;\n          }\n        }\n        lines.reverse();\n      }\n\n      // append current line\n      lines.push(currentContent);\n\n      // expand bottom, stop on whitespaces or length > 2048\n      length = 0;\n      while ((line = terminal.buffer.active.getLine(++bottomIdx)) && line.isWrapped && length < 2048) {\n        content = line.translateToString(true);\n        length += content.length;\n        lines.push(content);\n        if (content.indexOf(' ') !== -1) {\n          break;\n        }\n      }\n    }\n    return [lines, topIdx];\n  }\n\n  /**\n   * Map a string index back to buffer positions.\n   * Returns buffer position as [lineIndex, columnIndex] 0-based,\n   * or [-1, -1] in case the lookup ran into a non-existing line.\n   */\n  private static _mapStrIdx(terminal: Terminal, lineIndex: number, rowIndex: number, stringIndex: number): [number, number] {\n    const buf = terminal.buffer.active;\n    const cell = buf.getNullCell();\n    let start = rowIndex;\n    while (stringIndex) {\n      const line = buf.getLine(lineIndex);\n      if (!line) {\n        return [-1, -1];\n      }\n      for (let i = start; i < line.length; ++i) {\n        line.getCell(i, cell);\n        const chars = cell.getChars();\n        const width = cell.getWidth();\n        if (width) {\n          stringIndex -= chars.length || 1;\n\n          // correct stringIndex for early wrapped wide chars:\n          // - currently only happens at last cell\n          // - cells to the right are reset with chars='' and width=1 in InputHandler.print\n          // - follow-up line must be wrapped and contain wide char at first cell\n          // --> if all these conditions are met, correct stringIndex by +1\n          if (i === line.length - 1 && chars === '') {\n            const line = buf.getLine(lineIndex + 1);\n            if (line && line.isWrapped) {\n              line.getCell(0, cell);\n              if (cell.getWidth() === 2) {\n                stringIndex += 1;\n              }\n            }\n          }\n        }\n        if (stringIndex < 0) {\n          return [lineIndex, i];\n        }\n      }\n      lineIndex++;\n      start = 0;\n    }\n    return [lineIndex, start];\n  }\n}\n", "/**\n * Copyright (c) 2019 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport type { Terminal, ITerminalAddon, IDisposable } from '@xterm/xterm';\nimport type { WebLinksAddon as IWebLinksApi } from '@xterm/addon-web-links';\nimport { ILinkProviderOptions, WebLinkProvider } from './WebLinkProvider';\n\n// consider everthing starting with http:// or https://\n// up to first whitespace, `\"` or `'` as url\n// NOTE: The repeated end clause is needed to not match a dangling `:`\n// resembling the old (...)*([^:\"\\'\\\\s]) final path clause\n// additionally exclude early + final:\n// - unsafe from rfc3986: !*'()\n// - unsafe chars from rfc1738: {}|\\^~[]` (minus [] as we need them for ipv6 adresses, also allow ~)\n// also exclude as finals:\n// - final interpunction like ,.!?\n// - any sort of brackets <>()[]{} (not spec conform, but often used to enclose urls)\n// - unsafe chars from rfc1738: {}|\\^~[]`\nconst strictUrlRegex = /(https?|HTTPS?):[/]{2}[^\\s\"'!*(){}|\\\\\\^<>`]*[^\\s\"':,.!?{}|\\\\\\^~\\[\\]`()<>]/;\n\n\nfunction handleLink(event: MouseEvent, uri: string): void {\n  const newWindow = window.open();\n  if (newWindow) {\n    try {\n      newWindow.opener = null;\n    } catch {\n      // no-op, Electron can throw\n    }\n    newWindow.location.href = uri;\n  } else {\n    console.warn('Opening link blocked as opener could not be cleared');\n  }\n}\n\nexport class WebLinksAddon implements ITerminalAddon , IWebLinksApi {\n  private _terminal: Terminal | undefined;\n  private _linkProvider: IDisposable | undefined;\n\n  constructor(\n    private _handler: (event: MouseEvent, uri: string) => void = handleLink,\n    private _options: ILinkProviderOptions = {}\n  ) {\n  }\n\n  public activate(terminal: Terminal): void {\n    this._terminal = terminal;\n    const options = this._options as ILinkProviderOptions;\n    const regex = options.urlRegex || strictUrlRegex;\n    this._linkProvider = this._terminal.registerLinkProvider(new WebLinkProvider(this._terminal, regex, this._handler, options));\n  }\n\n  public dispose(): void {\n    this._linkProvider?.dispose();\n  }\n}\n"],
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}