{
  "version": 3,
  "sources": ["../src/ProgressAddon.ts"],
  "sourcesContent": ["/**\n * Copyright (c) 2024 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport type { Terminal, ITerminalAddon, IDisposable } from '@xterm/xterm';\nimport type { ProgressAddon as IProgressApi, IProgressState } from '@xterm/addon-progress';\nimport type { Emitter, Event } from 'vs/base/common/event';\n\n\nconst enum ProgressType {\n  REMOVE = 0,\n  SET = 1,\n  ERROR = 2,\n  INDETERMINATE = 3,\n  PAUSE = 4\n}\n\n\n/**\n * Strict integer parsing, only decimal digits allowed.\n */\nfunction toInt(s: string): number {\n  let v = 0;\n  for (let i = 0; i < s.length; ++i) {\n    const c = s.charCodeAt(i);\n    if (c < 0x30 || 0x39 < c) {\n      return -1;\n    }\n    v = v * 10 + c - 48;\n  }\n  return v;\n}\n\n\nexport class ProgressAddon implements ITerminalAddon, IProgressApi {\n  private _seqHandler: IDisposable | undefined;\n  private _st: ProgressType = ProgressType.REMOVE;\n  private _pr = 0;\n  // HACK: This uses ! to align with the API, this should be fixed when 5283 is resolved\n  private _onChange!: Emitter<IProgressState>;\n  public onChange!: Event<IProgressState>;\n\n  public dispose(): void {\n    this._seqHandler?.dispose();\n    this._onChange?.dispose();\n  }\n\n  public activate(terminal: Terminal): void {\n    this._seqHandler = terminal.parser.registerOscHandler(9, data => {\n      if (!data.startsWith('4;')) {\n        return false;\n      }\n      const parts = data.split(';');\n\n      if (parts.length > 3) {\n        return true;  // faulty sequence, just exit\n      }\n      if (parts.length === 2) {\n        parts.push('');\n      }\n      const st = toInt(parts[1]);\n      const pr = toInt(parts[2]);\n\n      switch (st) {\n        case ProgressType.REMOVE:\n          this.progress = { state: st, value: 0 };\n          break;\n        case ProgressType.SET:\n          if (pr < 0) return true;  // faulty sequence, just exit\n          this.progress = { state: st, value: pr };\n          break;\n        case ProgressType.ERROR:\n        case ProgressType.PAUSE:\n          if (pr < 0) return true;  // faulty sequence, just exit\n          this.progress = { state: st, value: pr || this._pr };\n          break;\n        case ProgressType.INDETERMINATE:\n          this.progress = { state: st, value: this._pr };\n          break;\n      }\n      return true;\n    });\n    // FIXME: borrow emitter ctor from xterm, to be changed once #5283 is resolved\n    this._onChange = new (terminal as any)._core._onData.constructor();\n    this.onChange = this._onChange!.event;\n  }\n\n  public get progress(): IProgressState {\n    return { state: this._st, value: this._pr };\n  }\n\n  public set progress(progress: IProgressState) {\n    if (progress.state < 0 || progress.state > 4) {\n      console.warn(`progress state out of bounds, not applied`);\n      return;\n    }\n    this._st = progress.state;\n    this._pr = Math.min(Math.max(progress.value, 0), 100);\n    this._onChange?.fire({ state: this._st, value: this._pr });\n  }\n}\n"],
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  "names": ["toInt", "s", "v", "i", "c", "ProgressAddon", "terminal", "data", "parts", "st", "pr", "progress"]
}