/* auto-generated by NAPI-RS */
/* eslint-disable */
/**
 * Default-microphone capture converted to mono `f32` at the requested sample
 * rate.
 */
export declare class AudioCapture {
  /** Open the default microphone and deliver low-latency mono PCM chunks. */
  constructor(sampleRate: number, onAudio: (error: Error | null, samples: Float32Array) => void)
  /** Stop capture immediately and release the microphone. */
  stop(): void
}

/** Gapless mono `f32` playback through the default speaker. */
export declare class AudioPlayback {
  /** Open the default speaker at the requested logical sample rate. */
  constructor(sampleRate: number)
  /** Queue mono floating-point PCM in playback order. */
  write(samples: Float32Array): void
  /** Scale audio at render time so gain changes affect already queued samples. */
  setGain(gain: number): void
  /**
   * Close input, wait until queued samples reach the speaker, then release
   * it.
   */
  end(): Promise<void>
  /** Stop immediately and discard all queued samples. */
  stop(): void
}

/** Persistent, serialized native desktop capture/input/accessibility session. */
export declare class DesktopSession {
  constructor(options?: DesktopSessionOptions | undefined | null)
  get capabilities(): DesktopCapabilities
  listDisplays(): Promise<Array<DesktopDisplay>>
  listWindows(): Promise<Array<DesktopWindow>>
  capture(target: string, caps?: CaptureCaps | undefined | null): Promise<DesktopCapture>
  click(target: string, x: number, y: number, opts?: PointerOptions | undefined | null): Promise<undefined>
  moveMouse(target: string, x: number, y: number, opts?: PointerOptions | undefined | null): Promise<undefined>
  drag(target: string, path: Array<DesktopPoint>, opts?: PointerOptions | undefined | null): Promise<undefined>
  scroll(target: string, x: number, y: number, dx: number, dy: number, opts?: PointerOptions | undefined | null): Promise<undefined>
  typeText(target: string, text: string, opts?: PointerOptions | undefined | null): Promise<undefined>
  keyChord(target: string, keys: Array<string>, opts?: PointerOptions | undefined | null): Promise<undefined>
  raiseWindow(windowId: string): Promise<undefined>
  axSnapshot(target: string, opts?: AxSnapshotOptions | undefined | null): Promise<AxSnapshot>
  axQuery(target: string, query: AxQuery): Promise<Array<AxNode>>
  /**
   * Accessibility hit-test at global logical desktop coordinates; needs no
   * prior capture.
   */
  axElementAt(target: string, x: number, y: number): Promise<AxNode | undefined | null>
  axFocused(): Promise<AxNode | undefined | null>
  axNode(reference: string): Promise<AxNode>
  axAttributes(reference: string): Promise<Array<[string, string]>>
  axChildren(reference: string): Promise<Array<AxNode>>
  axParent(reference: string): Promise<AxNode | undefined | null>
  axPerform(reference: string, action: string): Promise<undefined>
  axSetValue(reference: string, value: string): Promise<undefined>
  axFocus(reference: string): Promise<undefined>
  axClick(reference: string, opts?: PointerOptions | undefined | null): Promise<undefined>
  close(): Promise<undefined>
}

/**
 * Process-owned cross-platform advisory lock.
 *
 * `tryAcquire()` is non-blocking; its returned handle reports whether it won
 * through `acquired`. Ownership ends on `release()`, garbage collection, or
 * process exit; `release()` is idempotent.
 */
export declare class FileLock {
  /** Try to acquire `path` without blocking. */
  static tryAcquire(path: string): FileLock
  /** Whether this handle owns the requested lock. */
  get acquired(): boolean
  /** Release this handle's ownership without affecting a successor. */
  release(): void
}

/** WebRTC peer that accepts 16 kHz mono PCM and renders remote Opus audio. */
export declare class LiveWebRtcPeer {
  /**
   * Create an idle peer and register its event, output-level, and failure
   * callbacks.
   */
  constructor(onEvent: (error: Error | null, payload: string) => void, onLevel: (error: Error | null, level: number) => void, onFailure: (error: Error | null, message: string) => void)
  /** Start the native media peer and return its SDP offer. */
  createOffer(): Promise<string>
  /** Apply the remote SDP answer returned by Codex signaling. */
  acceptAnswer(sdp: string): Promise<void>
  /** Wait until the `oai-events` data channel is open. */
  waitForOpen(timeoutMs?: number | undefined | null): Promise<void>
  /** Queue 16 kHz mono floating-point PCM for Opus transmission. */
  pushAudio(samples: Float32Array): void
  /**
   * Enable or disable microphone transmission, discarding partial muted
   * frames.
   */
  setMuted(muted: boolean): void
  /** Close media, the data channel, the peer connection, and speaker playback. */
  close(): Promise<void>
}

/**
 * Long-lived macOS appearance observer.
 *
 * Subscribes to `AppleInterfaceThemeChangedNotification` via
 * `CFDistributedNotificationCenter` and calls the provided callback
 * with `"dark"` or `"light"` on each change (and once on start).
 *
 * A 2-second polling timer also runs as fallback — distributed
 * notifications may not reliably reach background threads on all
 * macOS versions.
 *
 * On non-macOS platforms, `start()` returns a no-op observer.
 */
export declare class MacAppearanceObserver {
  static start(callback: (err: null | Error, appearance: MacOSAppearance) => void): MacAppearanceObserver
  stop(): void
}

/**
 * Long-lived macOS power assertion.
 *
 * On macOS this acquires one or more `IOKit` assertions that prevent the
 * requested sleep modes until the handle is stopped or dropped. On other
 * platforms it is a no-op handle so the caller can keep one cross-platform
 * code path.
 */
export declare class MacOSPowerAssertion {
  /**
   * Acquire a macOS power assertion. On non-macOS platforms returns a
   * no-op handle so callers can stay cross-platform.
   */
  static start(options?: MacOSPowerAssertionOptions | undefined | null): MacOSPowerAssertion
  /**
   * Release every assertion held by this handle. Safe to call multiple
   * times; subsequent calls are a no-op.
   */
  stop(): void
}

/** Stable process reference. */
export declare class Process {
  /** Open a stable process reference from a PID. */
  static fromPid(pid: number): Process | null
  /** Open stable process references whose executable path matches exactly. */
  static fromPath(path: string): Array<Process>
  /** Operating-system process identifier for this process reference. */
  get pid(): number
  /** Parent process id for this process, when available. */
  get ppid(): number | null
  /** Launch arguments for this process. */
  args(): Array<string>
  /**
   * Send `signal` to this process and its descendants, children first.
   *
   * On Linux and macOS the signal is forwarded as-is. On Windows there is no
   * signal abstraction, so the `signal` argument is ignored and the entire
   * tree is hard-killed via `TerminateProcess`. Defaults to the POSIX
   * hard-kill signal.
   */
  killTree(signal?: number | undefined | null): number
  /**
   * Gracefully terminate this process and its descendants.
   *
   * By default this waits 1000ms after polite termination before
   * hard-killing. Pass `graceful_ms < 0` to skip the graceful phase.
   */
  terminate(options?: ProcessTerminateOptions | undefined | null): Promise<boolean>
  /**
   * Wait until this process exits.
   *
   * When `options.timeout_ms` is omitted, waits until the process exits.
   */
  waitForExit(options?: ProcessWaitOptions | undefined | null): Promise<boolean>
  /** Process group id for this process, when supported by the platform. */
  groupId(): number | null
  /** Direct children of this process as stable process references. */
  children(): Array<Process>
  /** Current status of this process reference. */
  status(): ProcessStatus
}

/** Stateful PTY session for interactive stdin/stdout passthrough. */
export declare class PtySession {
  constructor()
  /**
   * Start a shell command, stream output chunks, and report the spawned child
   * PID.
   */
  start(options: PtyStartOptions, onChunk?: ((error: Error | null, chunk: string) => void) | undefined | null, onStart?: ((error: Error | null, pid: number) => void) | undefined | null): Promise<PtyRunResult>
  /**
   * Start an executable with separate arguments, stream output chunks, and
   * report the spawned child PID.
   */
  startArgv(options: PtyArgvStartOptions, onChunk?: ((error: Error | null, chunk: string) => void) | undefined | null, onStart?: ((error: Error | null, pid: number) => void) | undefined | null): Promise<PtyRunResult>
  /** Write raw input bytes to PTY stdin. */
  write(data: string): void
  /** Resize the active PTY. */
  resize(cols: number, rows: number): void
  /** Force-kill the active PTY command. */
  kill(): void
}

/** Persistent brush-core shell session. */
export declare class Shell {
  /**
   * Create a new shell session from optional configuration.
   *
   * The options set session-scoped environment variables and a snapshot path.
   */
  constructor(options?: ShellOptions | undefined | null)
  /**
   * Run a shell command using the provided options.
   *
   * The `on_chunk` callback receives streamed stdout/stderr output. Returns
   * the exit code when the command completes, or flags when cancelled or
   * timed out.
   */
  run(options: ShellRunOptions, onChunk?: ((error: Error | null, chunk: string) => void) | undefined | null): Promise<ShellRunResult>
  /**
   * Abort all running commands for this shell session.
   *
   * Returns `Ok(())` even when no commands are running.
   */
  abort(): Promise<void>
  /**
   * Count live background jobs (`&`/`nohup` children still running) on this
   * session. Completed jobs are reaped first. The host uses this to retain a
   * per-call shell whose background processes are still running instead of
   * dropping it (which would SIGKILL them via kill-on-drop).
   */
  liveBackgroundJobCount(): Promise<number>
}

/**
 * Install the bounded Tokio runtime napi-rs adopts for async exports and the
 * bounded Rayon global pool used by native parallel iterators.
 *
 * The JS loader calls this exactly once, synchronously, right *after* `dlopen`
 * returns and *before* any async native or parallel iterator runs — never from
 * `#[module_init]`. Building a multi-thread runtime eagerly spawns worker
 * threads, and doing that during module init (while the dynamic-loader lock is
 * held) deadlocks on some hosts: a fresh worker blocks acquiring the loader
 * lock that the init thread still owns. napi-rs only materializes its runtime
 * on the first async call (`RT` is a `LazyLock`) and
 * `create_custom_tokio_runtime` merely records the runtime in a `OnceLock`, so
 * installing it post-load is still honored.
 *
 * Without the Tokio override napi builds its own default (one worker per CPU,
 * spawned eagerly), which aborts the process (`os error 1455`) on a
 * memory-constrained Windows host before any JS error can surface;
 * [`create_windows_napi_tokio_runtime`] pre-flights the spawn instead. Rayon
 * has the same one-thread-per-core lazy default, so [`configure_rayon_pool`]
 * installs a probed global pool before `count_tokens` or vendored `sort` can
 * trigger it across a N-API nounwind boundary. If no worker thread is
 * spawnable, patched Rayon callsites stay sequential rather than registering a
 * current-thread-only global pool that cannot steal work from later native
 * calls. Idempotent.
 */
export declare function __ompInstallTokioRuntime(): void

/**
 * Version sentinel — exists solely so the JS loader can prove at load time
 * that the `.node` file on disk is from the same package release as the
 * `index.js` ESM wrapper invoking it.
 *
 * The `js_name` is bumped by `scripts/release.ts` to match the new
 * `Cargo.toml` / `package.json` version on every release. The JS loader
 * computes the expected name from `package.json#version` and refuses to use
 * a `.node` that doesn't expose it, turning the silent
 * `<sym> is not a function` crash from a locked-file update (the canonical
 * Windows `bun install -g` failure mode) into a clear load-time error.
 *
 * Bump policy: `__piNativesV{major}_{minor}_{patch}` — non-alphanumerics in
 * the version string are mapped to `_` to keep it a valid JS identifier.
 * MUST stay in sync with `VERSION_SENTINEL_EXPORT` in
 * `packages/natives/native/index.js` (which derives the name from
 * `package.json#version`).
 */
export declare function __piNativesV17_2_10(): void

/**
 * Apply ast-grep rewrite rules to matching files; honors `dryRun` and returns
 * a promise.
 */
export declare function astEdit(options: AstReplaceOptions): Promise<AstReplaceResult>

/** One ast-grep match with source range and optional meta-variables. */
export interface AstFindMatch {
  /** Display path of the matching file. */
  path: string
  /** Matched source text. */
  text: string
  /** Start byte offset in the file (UTF-8 byte index). */
  byteStart: number
  /** End byte offset in the file (exclusive UTF-8 byte index). */
  byteEnd: number
  /** 1-based start line. */
  startLine: number
  /** 1-based start column. */
  startColumn: number
  /** 1-based end line. */
  endLine: number
  /** 1-based end column. */
  endColumn: number
  /** Meta-variable name to captured text, when `includeMeta` was enabled. */
  metaVariables?: Record<string, string>
}

/** Options for `astGrep`: patterns, scan scope, and match limits. */
export interface AstFindOptions {
  /** ast-grep patterns to search for (OR across patterns). */
  patterns?: Array<string>
  /** Language override; otherwise inferred from file extension per candidate. */
  lang?: string
  /** Single file or directory to scan (combined with `glob` when set). */
  path?: string
  /** Optional glob filter relative to the search root. */
  glob?: string
  /** Rule selector for multi-rule ast-grep configurations. */
  selector?: string
  /** Pattern strictness; defaults to smart matching when omitted. */
  strictness?: AstMatchStrictness
  /** Maximum matches to return after `offset` (default applies when omitted). */
  limit?: number
  /** Number of leading matches to skip before applying `limit`. */
  offset?: number
  /** When true, include meta-variable bindings per match. */
  includeMeta?: boolean
  /**
   * Reserved for contextual snippets; not used by the current native find
   * path.
   */
  context?: number
  /** Optional cancellation handle (library-specific). */
  signal?: unknown
  /** Wall-clock timeout for the worker task in milliseconds. */
  timeoutMs?: number
}

/** Aggregated search statistics and any parse or compile diagnostics. */
export interface AstFindResult {
  /** Page of matches after sort, offset, and limit. */
  matches: Array<AstFindMatch>
  /** Total matches found before paging (can exceed `matches.length`). */
  totalMatches: number
  /** Distinct files that contained at least one match. */
  filesWithMatches: number
  /** Files examined for the query. */
  filesSearched: number
  /** True when results were truncated by `limit`. */
  limitReached: boolean
  /** Non-fatal parse or pattern errors collected during the run. */
  parseErrors?: Array<string>
}

/**
 * Search source files with ast-grep patterns; returns a promise resolved on a
 * worker thread.
 */
export declare function astGrep(options: AstFindOptions): Promise<AstFindResult>

/**
 * Match ast-grep patterns against an in-memory source string; returns a
 * promise resolved on a worker thread.
 *
 * This is the file-free counterpart to [`ast_grep`]: callers that already hold
 * the source (streaming buffers, generated code, editor contents) avoid a
 * temp-file round trip. `lang` is required since there is no path to infer it
 * from.
 */
export declare function astMatch(options: AstMatchOptions): Promise<AstMatchResult>

/**
 * Options for `astMatch`: run ast-grep patterns against an in-memory source
 * string instead of files on disk.
 */
export interface AstMatchOptions {
  /** Source code to match against (parsed in memory, never read from disk). */
  source: string
  /** Language of `source` (required; e.g. "ts", "tsx", "rust", "python"). */
  lang: string
  /** ast-grep patterns to search for (OR across patterns). */
  patterns: Array<string>
  /** Rule selector for multi-rule ast-grep configurations. */
  selector?: string
  /** Pattern strictness; defaults to smart matching when omitted. */
  strictness?: AstMatchStrictness
  /** Maximum matches to return after `offset` (default applies when omitted). */
  limit?: number
  /** Number of leading matches to skip before applying `limit`. */
  offset?: number
  /** When true, include meta-variable bindings per match. */
  includeMeta?: boolean
  /** Optional cancellation handle (library-specific). */
  signal?: unknown
  /** Wall-clock timeout for the worker task in milliseconds. */
  timeoutMs?: number
}

/** Result of an in-memory `astMatch` run. */
export interface AstMatchResult {
  /** Page of matches after sort, offset, and limit. */
  matches: Array<AstFindMatch>
  /** Total matches found before paging (can exceed `matches.length`). */
  totalMatches: number
  /** True when results were truncated by `limit`. */
  limitReached: boolean
  /** Non-fatal parse or pattern-compile errors collected during the run. */
  parseErrors?: Array<string>
}

/** ast-grep pattern strictness (controls how patterns match syntax). */
export declare enum AstMatchStrictness {
  /** Match at the concrete syntax tree level. */
  Cst = 'cst',
  /** Balanced default suitable for most searches. */
  Smart = 'smart',
  /** Match at the AST level. */
  Ast = 'ast',
  /** More permissive matching. */
  Relaxed = 'relaxed',
  /** Match structural signatures. */
  Signature = 'signature',
  /** Template-style pattern matching. */
  Template = 'template'
}

/**
 * One textual replacement applied to a file (before/after slice and
 * coordinates).
 */
export interface AstReplaceChange {
  /** File path for this change. */
  path: string
  /** Original matched text. */
  before: string
  /** Replacement text. */
  after: string
  /** Start byte offset of the replaced span. */
  byteStart: number
  /** End byte offset of the replaced span (exclusive). */
  byteEnd: number
  /**
   * Length of deleted text in bytes (may differ from `byteEnd - byteStart`
   * for edge cases).
   */
  deletedLength: number
  /** 1-based start line of the match. */
  startLine: number
  /** 1-based start column. */
  startColumn: number
  /** 1-based end line. */
  endLine: number
  /** 1-based end column. */
  endColumn: number
}

/** Per-file replacement count after an `astEdit` run. */
export interface AstReplaceFileChange {
  /** File that had replacements. */
  path: string
  /** Number of replacements in that file. */
  count: number
}

/**
 * Options for `astEdit`: rewrite rules, scan scope, safety limits, and
 * dry-run.
 */
export interface AstReplaceOptions {
  /** Map of pattern string to replacement template. */
  rewrites?: Record<string, string>
  /**
   * Language override applied to every file; otherwise inferred per file, so
   * mixed-language paths rewrite each file in its own language.
   */
  lang?: string
  /** Single file or directory to rewrite. */
  path?: string
  /** Optional glob filter within the search root. */
  glob?: string
  /** Rule selector for multi-rule configurations. */
  selector?: string
  /** Pattern strictness for rewrites. */
  strictness?: AstMatchStrictness
  /** When true (default), compute changes without writing files. */
  dryRun?: boolean
  /** Cap on replacement applications across all files. */
  maxReplacements?: number
  /** Cap on distinct files that may be modified. */
  maxFiles?: number
  /** Fail the operation when a file cannot be parsed for rewriting. */
  failOnParseError?: boolean
  /** Optional cancellation handle. */
  signal?: unknown
  /** Wall-clock timeout for the worker task in milliseconds. */
  timeoutMs?: number
}

/** Summary of an ast-grep rewrite pass, including whether disk writes occurred. */
export interface AstReplaceResult {
  /** Individual replacement records (may be large). */
  changes: Array<AstReplaceChange>
  /** Replacement counts grouped by file. */
  fileChanges: Array<AstReplaceFileChange>
  /** Total replacements applied or previewed. */
  totalReplacements: number
  /** Files that had at least one replacement. */
  filesTouched: number
  /** Files considered for rewriting. */
  filesSearched: number
  /** False when `dryRun` prevented writing. */
  applied: boolean
  /** True when limits stopped further replacements. */
  limitReached: boolean
  /** Parse or pattern errors when not failing the whole operation. */
  parseErrors?: Array<string>
}

export interface AxNode {
  ref: string
  role: string
  nativeRole: string
  title?: string
  value?: string
  description?: string
  enabled: boolean
  focused: boolean
  x?: number
  y?: number
  width?: number
  height?: number
  actions?: Array<string>
  childCount: number
}

export interface AxQuery {
  role?: string
  title?: string
  value?: string
  limit?: number
}

export interface AxSnapshot {
  text: string
  nodeCount: number
  truncated: boolean
}

export interface AxSnapshotOptions {
  maxDepth?: number
  maxNodes?: number
  all?: boolean
}

export interface BlockRange {
  /** 1-indexed inclusive first line of the resolved block. */
  startLine: number
  /** 1-indexed inclusive last line of the resolved block. */
  endLine: number
}

/**
 * Find the outermost named tree-sitter node that begins on `options.line`.
 *
 * Returns its 1-indexed inclusive line span, or `null` when the language is
 * unrecognized, the line is out of range / blank, no node begins on that line,
 * or the resolved subtree contains a syntax error.
 */
export declare function blockRangeAt(options: BlockRangeOptions): BlockRange | null

export interface BlockRangeOptions {
  /** Source code to inspect. */
  code: string
  /** Language alias (e.g. "rust", "typescript") used before path inference. */
  lang?: string
  /** File path used to infer language by extension when `lang` is omitted. */
  path?: string
  /** 1-indexed source line the block must begin on. */
  line: number
}

export interface CaptureCaps {
  maxWidth?: number
  maxHeight?: number
}

/** Clipboard image payload encoded as PNG bytes. */
export interface ClipboardImage {
  /** PNG-encoded image bytes. */
  data: Uint8Array
  /** MIME type for the encoded image payload. */
  mimeType: string
}

/** A context line (before or after a match). */
export interface ContextLine {
  /** 1-indexed line number in the source file. */
  lineNumber: number
  /** Raw line content (trimmed line ending). */
  line: string
}

/**
 * Copy plain text to the system clipboard.
 *
 * # Parameters
 * - `text`: UTF-8 text to place on the clipboard.
 *
 * # Errors
 * Returns an error if clipboard access fails.
 */
export declare function copyToClipboard(text: string): void

/**
 * All pairs `(i, j)` with `i < j` whose cosine similarity meets `threshold`.
 *
 * `vectors` is `count` vectors flattened row-major at `dim` `f64` elements
 * per row (zero-padded, which matches the TS `?? 0` missing-element
 * semantics), so the similarity is bit-identical to the TS pairwise loop in
 * `clusterBySimilarity`. Returns pairs flattened as `[i0, j0, i1, j1, ...]`
 * in the same `(i, j)` visit order as the TS nested loop.
 */
export declare function cosineSimilarityPairs(vectors: Float64Array, count: number, dim: number, threshold: number): Uint32Array

/**
 * Count tokens in `input`.
 *
 * `input` may be a single string or an array of strings; an array returns
 * the sum across all elements (encoded in parallel via rayon when the global
 * pool is available). Always returns a single token total — use this for any
 * aggregate budget question without paying a per-element napi crossing.
 *
 * Uses ordinary encoding (no special-token handling), which is the right
 * choice for measuring user/model content rather than wire-protocol tokens.
 * Defaults to `o200k_base`; pass `Cl100kBase` for older `OpenAI` models.
 */
export declare function countTokens(input: string | Array<string>, encoding?: Encoding | undefined | null): number

export interface DesktopCapabilities {
  backend: string
  displayServer?: string
  capture: boolean
  input: boolean
  ax: boolean
  backgroundWindowInput: boolean
  deliveryModes: Array<string>
  capturePermission: string
  inputPermission: string
  axPermission: string
  displayCount: number
}

export interface DesktopCapture {
  data: Uint8Array
  width: number
  height: number
  /** Pre-scaling capture width in native pixels; equals `width` when unscaled. */
  sourceWidth: number
  /**
   * Pre-scaling capture height in native pixels; equals `height` when
   * unscaled.
   */
  sourceHeight: number
  target: string
  displays: Array<DesktopDisplay>
  backend: string
  displayServer?: string
}

/**
 * Monitor geometry in both global logical desktop coordinates and composite
 * screenshot pixels.
 */
export interface DesktopDisplay {
  id: string
  name: string
  x: number
  y: number
  width: number
  height: number
  scale: number
  pixelX: number
  pixelY: number
  pixelWidth: number
  pixelHeight: number
  isPrimary: boolean
}

export interface DesktopPoint {
  x: number
  y: number
}

export interface DesktopSessionOptions {
  display?: string
}

/** One capturable top-level window in global logical desktop coordinates. */
export interface DesktopWindow {
  /**
   * Backend-defined opaque window id, valid as a capture target while the
   * window lives. Numeric on X11/Win32/macOS; a composite AT-SPI string on
   * Wayland (e.g. `atspi::1.31:/org/a11y/atspi/accessible/1`). Never parse
   * it.
   */
  id: string
  /** Window title; may be empty for untitled windows. */
  title: string
  /** Owning application name. */
  app: string
  /** Owning process id when the platform exposes it. */
  pid?: number
  x: number
  y: number
  width: number
  height: number
  /** Whether the window currently holds input focus. */
  focused: boolean
}

/**
 * Detect macOS system appearance via CoreFoundation.
 * Returns `"dark"` or `"light"` on macOS, `null` on other platforms.
 */
export declare function detectMacOSAppearance(): MacOSAppearance | null

/**
 * Generate an Apple `DeviceCheck` attestation token.
 *
 * Resolves with the token (or the error reason) after at most a 1-second
 * wait, matching the upstream `devicecheck.node` addon contract.
 */
export declare function deviceCheckGenerateToken(): Promise<DeviceCheckTokenResult>

/** Outcome of a single `DCDevice.generateToken` request. */
export interface DeviceCheckTokenResult {
  /** Whether `DCDevice.isSupported` reported attestation support. */
  supported: boolean
  /**
   * Base64-encoded `DeviceCheck` token; present only when generation
   * succeeded.
   */
  tokenBase64?: string
  /** Human-readable failure reason when no token was produced. */
  error?: string
  /** Wall-clock time spent in the native call, in milliseconds. */
  latencyMs: number
}

/** One jsdiff change object: a run of added, removed, or common tokens. */
export interface DiffChange {
  /** Joined token text for this run (lines keep their `
  ` terminators). */
  value: string
  /** Number of tokens in this run. */
  count: number
  /** True when this run exists only in the new text. */
  added: boolean
  /** True when this run exists only in the old text. */
  removed: boolean
}

/**
 * Diff `oldText.split("
")` against `newText.split("
")` with jsdiff
 * `diffArrays` semantics (exact code-unit equality, empty lines preserved),
 * returning only run lengths.
 *
 * Callers that map line numbers — like hashline recovery — need the counts,
 * not another copy of the text.
 */
export declare function diffLineRuns(oldText: string, newText: string): Array<DiffRun>

/**
 * Line diff with jsdiff `diffLines(oldText, newText)` semantics (default
 * options). Change values keep line terminators, and common runs are joined
 * from the new text.
 */
export declare function diffLines(oldText: string, newText: string): Array<DiffChange>

/** A change run without its token text, for callers that only need counts. */
export interface DiffRun {
  /** Number of tokens in this run. */
  count: number
  /** True when this run exists only in the new text. */
  added: boolean
  /** True when this run exists only in the old text. */
  removed: boolean
}

/**
 * Word diff with jsdiff `diffWords(oldText, newText)` semantics (default
 * options).
 *
 * Tokens carry surrounding whitespace, equality ignores it, and the
 * post-pass dedupes whitespace across change boundaries.
 */
export declare function diffWords(oldText: string, newText: string): Array<DiffChange>

/** Ellipsis strategy for [`truncate_to_width`]. */
export declare enum Ellipsis {
  /** Use a single Unicode ellipsis character ("…"). */
  Unicode = 0,
  /** Use three ASCII dots ("..."). */
  Ascii = 1,
  /** Omit ellipsis entirely. */
  Omit = 2
}

/**
 * Matching-bracket context for an arbitrary tree-sitter language.
 *
 * For each multi-line named node whose span crosses the visible window, return
 * the boundary line sitting *outside* that window (the closer when the opener
 * is shown, the opener when the closer is shown). Covers brace and indentation
 * languages alike using real syntactic spans.
 *
 * Returns `null` when the language is unrecognized or the source fails to
 * parse / carries a syntax error (caller should fall back to a lexical scan);
 * a sorted, unique list of 1-indexed boundary lines otherwise.
 */
export declare function enclosingBlockBoundaries(options: EnclosingBoundaryOptions): Array<number> | null

export interface EnclosingBoundaryOptions {
  /** Source code to inspect. */
  code: string
  /** Language alias (e.g. "rust", "typescript") used before path inference. */
  lang?: string
  /** File path used to infer language by extension when `lang` is omitted. */
  path?: string
  /** 1-indexed inclusive visible line ranges (the lines actually shown). */
  ranges: Array<LineRange>
}

/**
 * Encode image bytes into a SIXEL escape sequence for terminal rendering.
 *
 * The input image is decoded and resized to the requested pixel dimensions
 * before encoding.
 *
 * # Errors
 * Returns an error if decoding, resizing, or SIXEL encoding fails.
 */
export declare function encodeSixel(bytes: Uint8Array, targetWidthPx: number, targetHeightPx: number): string

/** Tokenizer encoding to use. */
export declare enum Encoding {
  /** GPT-4o / o1 / GPT-5 (default). */
  O200kBase = 'O200kBase',
  /** GPT-3.5 / GPT-4 / older. */
  Cl100kBase = 'Cl100kBase'
}

/**
 * Execute a brush shell command.
 *
 * Creates a fresh session for each call. The `on_chunk` callback receives
 * streamed stdout/stderr output. Returns the exit code when the command
 * completes, or flags when cancelled or timed out.
 */
export declare function executeShell(options: ShellExecuteOptions, onChunk?: ((error: Error | null, chunk: string) => void) | undefined | null): Promise<ShellRunResult>

/**
 * Extract the before/after slices around an overlay region.
 *
 * Preserves ANSI state so the `after` segment renders correctly after
 * truncation.
 */
export declare function extractSegments(line: string, beforeEnd: number, afterStart: number, afterLen: number, strictAfter: boolean, tabWidth: number): ExtractSegmentsResult

/** Before/after UTF-16 segments around an overlay region, with measured widths. */
export interface ExtractSegmentsResult {
  /** UTF-16 content before the overlay region. */
  before: string
  /** Visible width of the `before` segment. */
  beforeWidth: number
  /** UTF-16 content after the overlay region. */
  after: string
  /** Visible width of the `after` segment. */
  afterWidth: number
}

/** Resolved filesystem entry kind for glob filters and match metadata. */
export declare enum FileType {
  /** Regular file. */
  File = 1,
  /** Directory. */
  Dir = 2,
  /** Symbolic link. */
  Symlink = 3
}

/** Fuzzy file path search for autocomplete. */
export declare function fuzzyFind(options: FuzzyFindOptions): Promise<FuzzyFindResult>

/** A single match in fuzzy find results. */
export interface FuzzyFindMatch {
  /** Relative path from the search root (uses `/` separators). */
  path: string
  /** Whether this entry is a directory. */
  isDirectory: boolean
  /** Match quality score (higher is better). */
  score: number
}

/** Options for fuzzy file path search. */
export interface FuzzyFindOptions {
  /** Fuzzy query to match against file paths (case-insensitive). */
  query: string
  /** Directory to search. */
  path: string
  /** Include hidden files (default: false). */
  hidden?: boolean
  /** Respect .gitignore (default: true). */
  gitignore?: boolean
  /** Enable walker scan caching (default: false). */
  cache?: boolean
  /** Maximum number of matches to return (default: 100). */
  maxResults?: number
  /** Abort signal for cancelling the operation. */
  signal?: unknown
  /** Timeout in milliseconds for the operation. */
  timeoutMs?: number
}

/** Result of fuzzy file path search. */
export interface FuzzyFindResult {
  /** Matched entries (up to `maxResults`). */
  matches: Array<FuzzyFindMatch>
  /** Total number of matches found (may exceed `matches.len()`). */
  totalMatches: number
}

/** Get list of supported languages. */
export declare function getSupportedLanguages(): Array<string>

/**
 * Get work profile data from the last N seconds.
 *
 * Always-on profiling - no need to start/stop. Just call this to get
 * recent activity.
 */
export declare function getWorkProfile(lastSeconds: number): WorkProfile

/**
 * Find filesystem entries matching a glob pattern.
 *
 * Resolves the search root, scans entries, applies glob and optional file-type
 * filters, and optionally streams each accepted match through `on_match`.
 *
 * When `sortByMtime` is enabled, the walker ranks matches by mtime before the
 * native layer applies final symlink-aware file-type filtering and callback
 * emission.
 *
 * # Errors
 * Returns an error when the search path cannot be resolved, the path is not a
 * directory, the glob pattern is invalid, or cancellation/timeout is
 * triggered.
 */
export declare function glob(options: GlobOptions, onMatch?: ((error: Error | null, match: GlobMatch) => void) | undefined | null): Promise<GlobResult>

/** A single filesystem entry from a directory scan. */
export interface GlobMatch {
  /** Relative path from the search root, using forward slashes. */
  path: string
  /** Resolved filesystem type for the match. */
  fileType: FileType
  /** Modification time in milliseconds since Unix epoch. */
  mtime?: number
  /** File size in bytes for regular files. */
  size?: number
}

/** Input options for `glob`, including traversal, filtering, and cancellation. */
export interface GlobOptions {
  /** Glob pattern to match (e.g., "*.ts"). */
  pattern: string
  /** Directory to search. */
  path: string
  /**
   * Filter by file type: "file", "dir", or "symlink". Symlinks are
   * matched for file/dir filters based on their target type.
   */
  fileType?: FileType
  /** Match simple patterns recursively by default (`*.ts` -> recursive). */
  recursive?: boolean
  /** Include hidden files (default: false). */
  hidden?: boolean
  /** Maximum number of results to return. */
  maxResults?: number
  /** Respect .gitignore files (default: true). */
  gitignore?: boolean
  /** Enable walker scan caching (default: false). */
  cache?: boolean
  /** Sort results by mtime (most recent first) before applying limit. */
  sortByMtime?: boolean
  /**
   * Include `node_modules` entries when the pattern does not explicitly
   * mention them.
   */
  includeNodeModules?: boolean
  /** Abort signal for cancelling the operation. */
  signal?: unknown
  /** Timeout in milliseconds for the operation. */
  timeoutMs?: number
}

/** Result payload returned by a glob operation. */
export interface GlobResult {
  /** Matched filesystem entries. */
  matches: Array<GlobMatch>
  /** Number of returned matches (`matches.len()`), clamped to `u32::MAX`. */
  totalMatches: number
}

/**
 * Search files for a regex pattern.
 *
 * # Arguments
 * - `options`: Pattern, path, filters, and output mode.
 * - `on_match`: Optional callback invoked per match/result.
 *
 * # Returns
 * Aggregated results across matching files.
 */
export declare function grep(options: GrepOptions, onMatch?: ((error: Error | null, match: GrepMatch) => void) | undefined | null): Promise<GrepResult>

/** A single match in a grep result. */
export interface GrepMatch {
  /** File path for the match (relative for directory searches). */
  path: string
  /** 1-indexed line number (0 for count-only entries). */
  lineNumber: number
  /** The matched line content (empty for count-only entries). */
  line: string
  /** Context lines before the match. */
  contextBefore?: Array<ContextLine>
  /** Context lines after the match. */
  contextAfter?: Array<ContextLine>
  /** Whether the line was truncated. */
  truncated?: boolean
  /** Per-file match count (count mode only). */
  matchCount?: number
}

/** Options for searching files on disk. */
export interface GrepOptions {
  /** Regex pattern to search for. */
  pattern: string
  /** Directory or file to search. */
  path: string
  /** Glob filter for filenames (e.g., "*.ts"). */
  glob?: string
  /** Filter by file type (e.g., "js", "py", "rust"). */
  type?: string
  /** Case-insensitive search. */
  ignoreCase?: boolean
  /** Enable multiline matching. */
  multiline?: boolean
  /** Include hidden files (default: true). */
  hidden?: boolean
  /** Respect .gitignore files (default: true). */
  gitignore?: boolean
  /** Maximum number of matches to return. */
  maxCount?: number
  /** Skip first N matches. */
  offset?: number
  /** Lines of context before matches. */
  contextBefore?: number
  /** Lines of context after matches. */
  contextAfter?: number
  /** Lines of context before/after matches (legacy). */
  context?: number
  /** Truncate lines longer than this (characters). */
  maxColumns?: number
  /** Output mode (content, filesWithMatches, or count). */
  mode?: GrepOutputMode
  /**
   * Maximum matches collected per file (content mode). Keeps one hot file
   * from exhausting the global `max_count` budget before other files are
   * reached.
   */
  maxCountPerFile?: number
  /** Abort signal for cancelling the operation. */
  signal?: unknown
  /** Timeout in milliseconds for the operation. */
  timeoutMs?: number
}

/** Output mode for [`search`] and [`grep`] (string values match JS callers). */
export declare enum GrepOutputMode {
  /** Emit matched lines (and optional context lines). */
  Content = 'content',
  /** Emit per-file or total counts instead of line content. */
  Count = 'count',
  /** Emit one row per file that matched, without line content. */
  FilesWithMatches = 'filesWithMatches'
}

/** Result of searching files. */
export interface GrepResult {
  /** Matches or per-file counts, depending on output mode. */
  matches: Array<GrepMatch>
  /**
   * Total matches across all files, or matched file count in filesWithMatches
   * mode.
   */
  totalMatches: number
  /** Number of files with at least one match. */
  filesWithMatches: number
  /** Number of files searched. */
  filesSearched: number
  /** Whether the limit/offset stopped the search early. */
  limitReached?: boolean
  /** Number of files skipped because they exceed the size limit. */
  skippedOversized?: number
}

/**
 * Quick check if content matches a pattern.
 *
 * # Arguments
 * - `content`: `Uint8Array`/`Buffer` (zero-copy) or `string` (UTF-8).
 * - `pattern`: `Uint8Array`/`Buffer` (zero-copy) or `string` (UTF-8).
 * - `ignore_case`: Case-insensitive matching.
 * - `multiline`: Enable multiline regex mode.
 *
 * # Returns
 * True if any match exists; false on no match.
 */
export declare function hasMatch(content: string | Uint8Array, pattern: string | Uint8Array, ignoreCase?: boolean | undefined | null, multiline?: boolean | undefined | null): boolean

/**
 * Highlight code and return ANSI-colored lines.
 *
 * # Arguments
 * * `code` - The source code to highlight
 * * `lang` - Language identifier (e.g., "rust", "typescript", "python")
 * * `colors` - Theme colors as ANSI escape sequences
 *
 * # Returns
 * Highlighted code with ANSI color codes, or the original code if highlighting
 * fails.
 */
export declare function highlightCode(code: string, lang: string | undefined | null, colors: HighlightColors): string

/**
 * Theme colors for syntax highlighting.
 * Each color is an ANSI escape sequence (e.g., "\x1b[38;2;255;0;0m").
 */
export interface HighlightColors {
  /** ANSI color for comments. */
  comment: string
  /** ANSI color for keywords. */
  keyword: string
  /** ANSI color for function names. */
  function: string
  /** ANSI color for variables and identifiers. */
  variable: string
  /** ANSI color for string literals. */
  string: string
  /** ANSI color for numeric literals. */
  number: string
  /** ANSI color for type identifiers. */
  type: string
  /** ANSI color for operators. */
  operator: string
  /** ANSI color for punctuation tokens. */
  punctuation: string
  /** ANSI color for diff inserted lines. */
  inserted?: string
  /** ANSI color for diff deleted lines. */
  deleted?: string
}

/**
 * Convert HTML source to Markdown with optional preprocessing.
 *
 * # Errors
 * Returns an error if the conversion fails or the worker task aborts.
 */
export declare function htmlToMarkdown(html: string, options?: HtmlToMarkdownOptions | undefined | null): Promise<string>

/** Options for HTML to Markdown conversion. */
export interface HtmlToMarkdownOptions {
  /** Remove navigation elements, forms, headers, footers. */
  cleanContent?: boolean
  /** Skip images during conversion. */
  skipImages?: boolean
}

/**
 * Invalidate the walker scan cache.
 *
 * When called with a path, removes entries for roots containing that path.
 * When called without a path, clears the entire cache.
 *
 * Intended to be called after agent file mutations: write, edit, rename, or
 * delete.
 */
export declare function invalidateFsScanCache(path?: string | undefined | null): void

/** Kind enum of the backend selected by default for this build target. */
export declare function isoBackend(): IsoBackendKind

/**
 * Isolation backend identifier. Numeric so the JS side can `switch` on
 * the enum without string comparisons.
 */
export declare enum IsoBackendKind {
  Apfs = 0,
  Btrfs = 1,
  Zfs = 2,
  LinuxReflink = 3,
  Overlayfs = 4,
  WindowsBlockClone = 5,
  Projfs = 6,
  Rcopy = 7
}

/** How a single file changed between `lower` and `merged`. */
export declare enum IsoChangeKind {
  Added = 0,
  Modified = 1,
  Removed = 2
}

/**
 * Capture the changes between `lower` and `merged`.
 *
 * Uses [`pi_iso::IsolationBackend::diff`]'s default implementation —
 * `git diff` when `merged/.git` exists, otherwise a mtime-skipped tree
 * walk. The backend selection only affects the lifecycle methods; diff
 * behaviour is uniform.
 */
export declare function isoDiff(lower: string, merged: string): Promise<IsoDiff>

export interface IsoDiff {
  files: Array<IsoFileChange>
}

/** One entry in an [`IsoDiff`]. */
export interface IsoFileChange {
  /** Path relative to `merged`. */
  path: string
  op: IsoChangeKind
  /**
   * Unified-diff text. `None` (`null` in JS) means the file is binary;
   * read it directly from `merged` if you need the bytes.
   */
  diff?: string
}

/**
 * True if `message` is an error message produced by [`IsoError::Unavailable`].
 * Use this to distinguish "this backend isn't installed" from a hard
 * failure when handling caught errors on the JS side.
 */
export declare function isoIsUnavailableError(message: string): boolean

/**
 * Probe whether the requested backend can start on this host. Pass
 * `null`/omit `kind` to probe the platform-native backend.
 */
export declare function isoProbe(kind?: IsoBackendKind | undefined | null): IsoProbeResult

/** Probe result for a specific isolation backend. */
export interface IsoProbeResult {
  /** True when the backend's prerequisites are satisfied. */
  available: boolean
  /** Human-readable explanation when `available` is false. */
  reason?: string
  /** Resolved backend kind. */
  kind: IsoBackendKind
}

/**
 * Pick the best backend available right now. `preferred` is treated as
 * a hint — see [`pi_iso::resolve`] for the exact priority rules.
 */
export declare function isoResolve(preferred?: IsoBackendKind | undefined | null): IsoResolveResult

/** Outcome of [`iso_resolve`]. */
export interface IsoResolveResult {
  /** Backend that will actually be tried first. */
  kind: IsoBackendKind
  /** Host-available backends in retry order, starting with `kind`. */
  candidates: Array<IsoBackendKind>
  /**
   * True when the resolver fell back from `preferred` (or from the
   * first automatic candidate) to a different backend.
   */
  fellBack: boolean
  /** Human-readable reason for the fallback, if any. */
  reason?: string
}

/**
 * Materialise `merged` as a writable view of `lower` using the requested
 * backend. `kind` defaults to the native backend.
 */
export declare function isoStart(kind: IsoBackendKind | undefined | null, lower: string, merged: string): Promise<void>

/** Tear down a previously started backend at `merged`. */
export declare function isoStop(kind: IsoBackendKind | undefined | null, merged: string): Promise<void>

/** Event types from Kitty keyboard protocol (flag 2). */
export declare enum KeyEventType {
  /** Key press event. */
  Press = 1,
  /** Key repeat event. */
  Repeat = 2,
  /** Key release event. */
  Release = 3
}

export interface LineRange {
  /** 1-indexed inclusive first visible line. */
  startLine: number
  /** 1-indexed inclusive last visible line. */
  endLine: number
}

/**
 * Walk the workspace once and return tree entries plus AGENTS.md candidates.
 *
 * File-level ignore rules for AGENTS.md are bypassed by checking each
 * traversed directory directly when `collectAgentsMd` is enabled, but ignored
 * directories are still pruned by the walker and are not searched.
 */
export declare function listWorkspace(options: ListWorkspaceOptions): Promise<ListWorkspaceResult>

/** Input options for `listWorkspace`, the single-pass workspace startup scan. */
export interface ListWorkspaceOptions {
  /** Directory to scan. */
  path: string
  /** Maximum depth for returned tree entries. Root children are depth 1. */
  maxDepth: number
  /** Include hidden files and directories. Default: false. */
  hidden?: boolean
  /** Respect .gitignore files. Default: true. */
  gitignore?: boolean
  /**
   * Also surface AGENTS.md files in directories at depth 1..=4, even when
   * gitignore would otherwise hide the file. Walks deeper than `maxDepth`
   * to find them. Default: false.
   */
  collectAgentsMd?: boolean
  /** Timeout in milliseconds for the operation. */
  timeoutMs?: number
  /** Abort signal for cancelling the operation. */
  signal?: unknown
}

/** Result payload returned by a workspace scan. */
export interface ListWorkspaceResult {
  /** Entries within `maxDepth`, with mtime and regular-file size metadata. */
  entries: Array<GlobMatch>
  /**
   * Directory-scoped AGENTS.md files within depth 1..=4 (capped at 200).
   * Always empty when `collectAgentsMd` is false.
   */
  agentsMdFiles: Array<string>
  /** True when any output cap was hit. */
  truncated: boolean
}

/**
 * System UI appearance reported by native macOS APIs (`detectMacOSAppearance`
 * and observer).
 */
export declare enum MacOSAppearance {
  /** Dark color scheme. */
  Dark = 'dark',
  /** Light color scheme. */
  Light = 'light'
}

/**
 * Options for starting a macOS power assertion.
 *
 * Each boolean maps to a `caffeinate(8)` flag and a corresponding `IOKit`
 * `IOPMAssertion` type. Multiple flags can be combined; when set, one
 * assertion is taken per flag and all are released together when the
 * handle is stopped or dropped.
 *
 * If every flag is unset (or omitted), the handle behaves as if `idle`
 * were `true` — preserving the historical default of `caffeinate -i`.
 */
export interface MacOSPowerAssertionOptions {
  /** Human-readable reason shown in macOS power diagnostics. */
  reason?: string
  /** `caffeinate -i`: prevent the system from idle-sleeping. */
  idle?: boolean
  /** `caffeinate -s`: prevent the system from sleeping (AC power only). */
  system?: boolean
  /** `caffeinate -u`: declare the user is active (wakes the display). */
  user?: boolean
  /** `caffeinate -d`: prevent the display from idle-sleeping. */
  display?: boolean
}

/** A single match in the content. */
export interface Match {
  /** 1-indexed line number. */
  lineNumber: number
  /** The matched line content. */
  line: string
  /** Context lines before the match. */
  contextBefore?: Array<ContextLine>
  /** Context lines after the match. */
  contextAfter?: Array<ContextLine>
  /** Whether the line was truncated. */
  truncated?: boolean
}

/**
 * Match input data against a key identifier string.
 *
 * Returns true when the bytes represent the specified key with modifiers.
 */
export declare function matchesKey(data: string, keyId: string, kittyProtocolActive: boolean): boolean

/**
 * Match Kitty protocol input against a codepoint and modifier mask.
 *
 * Returns true when the parsed sequence matches the expected codepoint (or
 * base layout key) and modifier bits.
 */
export declare function matchesKittySequence(data: string, expectedCodepoint: number, expectedModifier: number): boolean

/**
 * Check if input matches a legacy escape sequence for the given key name.
 *
 * Returns true only when the byte sequence maps to the exact key identifier.
 */
export declare function matchesLegacySequence(data: string, keyName: string): boolean

/** N-API opt-in handle for the minimizer. */
export interface MinimizerOptions {
  /** Master switch. Absent / false = disabled. */
  enabled?: boolean
  /**
   * Optional path to a TOML settings file whose values override
   * field-level defaults. `~` is expanded.
   */
  settingsPath?: string
  /**
   * Optional xxHash64 digest (hex) of the settings file contents. When
   * supplied, the engine refuses to honor a settings file whose hash does
   * not match — a lightweight trust gate for agent-controllable paths.
   */
  settingsHash?: string
  /**
   * Opt-in allowlist of program names (e.g. `"git"`). When empty or
   * absent, all built-in filters are active.
   */
  only?: Array<string>
  /** Program names explicitly excluded from minimization. */
  except?: Array<string>
  /**
   * Maximum captured bytes per command before the engine falls back to
   * the raw, un-minimized output. Default 4 MiB.
   */
  maxCaptureBytes?: number
  /**
   * Source-outline level for `cat <source-file>` minimization. Accepts
   * `"default"` (current behavior) or `"aggressive"` (strip function bodies).
   */
  sourceOutlineLevel?: string
  /**
   * Kill-switch to fall back to the pre-PR (legacy) filter behavior for
   * grep / find / pytest. When `Some(true)`, filters that opted into the
   * always-shrink Tier 1 / Tier 2 behavior skip the new code path. When
   * `None`, defers to the `OMP_MINIMIZER_LEGACY_FILTERS` env var.
   */
  legacyFilters?: boolean
}

/**
 * Telemetry for a single minimization.
 *
 * Surfaced when the minimizer actually rewrote the command's output. The
 * session layer is expected to persist `original_text` via its
 * `ArtifactManager`, splice the resulting `artifact://<id>` reference
 * into `text`, and replace any previously streamed raw output with the
 * minimized text.
 */
export interface MinimizerResult {
  /**
   * Dispatch label produced by the minimizer (e.g. `"git"`,
   * `"pipeline:gradle"`, `"pipeline+builtin"`).
   */
  filter: string
  /**
   * The minimized replacement text. Callers that streamed raw chunks
   * during execution should clear and replace their accumulated output
   * with this text.
   */
  text: string
  /** The full original capture, before minimization. */
  originalText: string
  /** Captured byte length before minimization. */
  inputBytes: number
  /** Byte length of the minimized text the consumer received. */
  outputBytes: number
}

/**
 * MMR selection over pre-sorted candidates using Jaccard word similarity.
 *
 * `contents[i]` and `scores[i]` describe candidate `i`, already sorted by
 * relevance exactly as the TS `mmrRerank` sorts them (the JS stable sort
 * stays on the TS side so its tie and NaN semantics are preserved).
 * Replicates the TS selection loop exactly: candidate `0` is always taken
 * first; each round picks the remaining candidate maximizing
 * `lambda * score - (1 - lambda) * maxSimilarity(selected)` with strict
 * `>` comparisons, so ties keep the earliest remaining candidate — and a
 * round where every score is `NaN` picks the first remaining candidate,
 * matching the TS `bestIdx = 0` initialisation. Returns the selected
 * indices into the input order.
 *
 * Word tokenization matches `text.toLowerCase().split(/\s+/)` (ECMA `\s`,
 * Unicode default full case conversion). Known divergence: unpaired
 * surrogates arrive here as U+FFFD, while JS keeps the lone surrogate; both
 * tokenize to a single non-whitespace word so Jaccard counts still agree
 * unless a text mixes U+FFFD words with lone-surrogate words.
 */
export declare function mmrRerankIndices(contents: Array<string>, scores: Float64Array, lambdaParam: number, topK: number): Uint32Array

/** Parsed Kitty keyboard protocol sequence result for a Kitty input sequence. */
export interface ParsedKittyResult {
  /** Primary codepoint associated with the key. */
  codepoint: number
  /** Optional shifted key codepoint from the sequence. */
  shiftedKey?: number
  /** Optional base layout key codepoint from the sequence. */
  baseLayoutKey?: number
  /** Modifier bitmask (shift/alt/ctrl), excluding lock bits. */
  modifier: number
  /** Optional event type (1 = press, 2 = repeat, 3 = release). */
  eventType?: KeyEventType
}

/**
 * Parse terminal input and return a normalized key identifier.
 *
 * Returns a key id like "escape" or "ctrl+c", or None if unrecognized.
 */
export declare function parseKey(data: string, kittyProtocolActive: boolean): string | null

/**
 * Parse a Kitty keyboard protocol sequence.
 *
 * Returns a structured parse result when the input is a valid Kitty sequence.
 */
export declare function parseKittySequence(data: string): ParsedKittyResult | null

/** One hunk of a unified diff, matching jsdiff `structuredPatch` hunks. */
export interface PatchHunk {
  /** 1-based first line of the hunk in the old text. */
  oldStart: number
  /** Number of old-text lines covered by the hunk. */
  oldLines: number
  /** 1-based first line of the hunk in the new text. */
  newStart: number
  /** Number of new-text lines covered by the hunk. */
  newLines: number
  /**
   * Hunk body: `+`/`-`/` `-prefixed lines without trailing newlines, plus
   * `\ No newline at end of file` markers where applicable.
   */
  lines: Array<string>
}

export interface PointerOptions {
  button?: string
  count?: number
  modifiers?: Array<string>
  deliveryMode?: string
}

/** Current state of a process reference. */
export declare enum ProcessStatus {
  /** The referenced process is still running. */
  Running = 'running',
  /** The referenced process has exited or is no longer observable. */
  Exited = 'exited'
}

export interface ProcessTerminateOptions {
  /** Also signal the process group when supported by the platform. */
  group?: boolean
  /**
   * Milliseconds to wait after polite termination before hard-killing.
   * Omit to use the default grace period. Pass a negative value to skip the
   * graceful phase and hard-kill immediately.
   */
  gracefulMs?: number
  /** Milliseconds to wait after hard-kill for the process tree to exit. */
  timeoutMs?: number
  /** Abort signal for cancelling termination while waiting. */
  signal?: unknown
}

/** Options for waiting on a process exit. */
export interface ProcessWaitOptions {
  /** Milliseconds to wait before returning false. Omit to wait indefinitely. */
  timeoutMs?: number
  /** Abort signal for cancelling the wait. */
  signal?: unknown
}

/** Options for running an executable and argument vector in a PTY session. */
export interface PtyArgvStartOptions {
  /** Executable name or path. */
  application: string
  /** Arguments passed directly to the executable. */
  args: Array<string>
  /** Working directory for command execution. */
  cwd?: string
  /** Environment variables for this command. */
  env?: Record<string, string>
  /** Timeout in milliseconds before cancelling. */
  timeoutMs?: number
  /** Abort signal for cancelling the operation. */
  signal?: unknown
  /** PTY column count. */
  cols?: number
  /** PTY row count. */
  rows?: number
}

/** Result of a PTY command run. */
export interface PtyRunResult {
  /** Exit code when the command completes. */
  exitCode?: number
  /** Whether command was cancelled by signal/user kill. */
  cancelled: boolean
  /** Whether command timed out. */
  timedOut: boolean
}

/** Options for running a command in a PTY session. */
export interface PtyStartOptions {
  /** Command string to execute. */
  command: string
  /** Working directory for command execution. */
  cwd?: string
  /** Environment variables for this command. */
  env?: Record<string, string>
  /** Timeout in milliseconds before cancelling. */
  timeoutMs?: number
  /** Abort signal for cancelling the operation. */
  signal?: unknown
  /** PTY column count. */
  cols?: number
  /** PTY row count. */
  rows?: number
  /**
   * Shell binary to use (e.g. "sh", "bash", or an absolute path).
   * Defaults to "sh" if not provided.
   */
  shell?: string
}

/**
 * Read an image from the system clipboard.
 *
 * Returns `Ok(None)` when no image data is available.
 *
 * # Errors
 * Returns an error if clipboard access fails or image encoding fails.
 */
export declare function readImageFromClipboard(): Promise<ClipboardImage | undefined | null>

/**
 * Render one snapcompact frame on a libuv worker: print pre-normalized text
 * onto a `size`-wide bitmap and encode it as PNG.
 *
 * The bitmap height hugs the rows the text actually occupies
 * (`usedRows * lineRepeat * cellHeight`), so a partially filled frame never
 * pays for blank padding rows. The glyph grid holds `floor(size/cellWidth) *
 * floor(size/cellHeight/lineRepeat)` characters; input beyond that is ignored.
 * Native-cell bitmap-font shapes encode as indexed PNG; stretched bitmap-font
 * shapes (target cell != font cell) encode as RGB. TrueType shapes encode RGB
 * directly from grayscale coverage.
 * `stretch: false` pins bitmap fonts to the indexed path, printing
 * natural-size glyphs on the requested cell box; `columns: 2` flows
 * pre-wrapped newline-separated lines down two newspaper columns.
 * `U+000E`/`U+000F` in `text` toggle dim-gray ink spans without occupying a
 * cell.
 * Returns a promise for the PNG encoded as base64, created as a one-byte
 * (Latin-1) JS string straight from native code — no `Uint8Array` hop or
 * JS-side re-encode.
 */
export declare function renderSnapcompactPng(text: string, options: SnapcompactRenderOptions): Promise<string>

/**
 * Search content for a pattern (one-shot, compiles pattern each time).
 * For repeated searches with the same pattern, use [`grep`] with file filters.
 *
 * # Arguments
 * - `content`: `Uint8Array`/`Buffer` (zero-copy) or `string` (UTF-8).
 * - `options`: Regex settings, context, and output mode.
 *
 * # Returns
 * Match list plus counts/limit status; errors are surfaced in `error`.
 */
export declare function search(content: string | Uint8Array, options: SearchOptions): SearchResult

/** Options for searching file content. */
export interface SearchOptions {
  /** Regex pattern to search for. */
  pattern: string
  /** Case-insensitive search. */
  ignoreCase?: boolean
  /** Enable multiline matching. */
  multiline?: boolean
  /** Maximum number of matches to return. */
  maxCount?: number
  /** Skip first N matches. */
  offset?: number
  /** Lines of context before matches. */
  contextBefore?: number
  /** Lines of context after matches. */
  contextAfter?: number
  /** Lines of context before/after matches (legacy). */
  context?: number
  /** Truncate lines longer than this (characters). */
  maxColumns?: number
  /** Output mode (content or count). */
  mode?: GrepOutputMode
}

/** Result of searching content. */
export interface SearchResult {
  /** All matches found. */
  matches: Array<Match>
  /** Total number of matches (may exceed `matches.len()` due to offset/limit). */
  matchCount: number
  /** Whether the limit was reached. */
  limitReached: boolean
  /** Error message, if any. */
  error?: string
}

export declare function setHangulCompatJamoWidthOverride(value: number): void

/** Options for executing a shell command via brush-core. */
export interface ShellExecuteOptions {
  /** Command string to execute in the shell. */
  command: string
  /** Working directory for the command. */
  cwd?: string
  /** Environment variables to apply for this command only. */
  env?: Record<string, string>
  /** Environment variables to apply once per session. */
  sessionEnv?: Record<string, string>
  /** Timeout in milliseconds before cancelling the command. */
  timeoutMs?: number
  /** Optional snapshot file to source on session creation. */
  snapshotPath?: string
  /** Optional per-command output minimizer configuration. */
  minimizer?: MinimizerOptions
  /** Abort signal for cancelling the operation. */
  signal?: unknown
}

/** Options for configuring a persistent shell session. */
export interface ShellOptions {
  /** Environment variables to apply once per session. */
  sessionEnv?: Record<string, string>
  /** Optional snapshot file to source on session creation. */
  snapshotPath?: string
  /** Optional per-command output minimizer configuration. */
  minimizer?: MinimizerOptions
}

/** Options for running a shell command. */
export interface ShellRunOptions {
  /** Command string to execute in the shell. */
  command: string
  /** Working directory for the command. */
  cwd?: string
  /** Environment variables to apply for this command only. */
  env?: Record<string, string>
  /** Timeout in milliseconds before cancelling the command. */
  timeoutMs?: number
  /** Abort signal for cancelling the operation. */
  signal?: unknown
}

/** Result of running a shell command. */
export interface ShellRunResult {
  /** Exit code when the command completes normally. */
  exitCode?: number
  /** Whether the command was cancelled via abort. */
  cancelled: boolean
  /** Whether the command timed out before completion. */
  timedOut: boolean
  /**
   * When the minimizer rewrote the captured output, this carries the
   * original buffer + telemetry so the session layer can persist it as
   * an artifact and splice an `artifact://<id>` reference into the
   * minimized text shown to the agent. `None` when nothing was rewritten.
   */
  minimized?: MinimizerResult
  /** Shell working directory after command completion. */
  workingDir?: string
}

/**
 * Visible slice of a line after ANSI-aware column selection
 * (`sliceWithWidth`).
 */
export interface SliceResult {
  /** UTF-16 slice containing the selected text. */
  text: string
  /** Visible width of the slice in terminal cells. */
  width: number
}

/**
 * Slice a range of visible columns from a line.
 *
 * Counts terminal cells, skipping ANSI escapes, and optionally enforces strict
 * width.
 */
export declare function sliceWithWidth(line: string, startCol: number, length: number, strict: boolean | undefined | null, tabWidth: number): SliceResult

/** Shape options for one snapcompact frame. */
export interface SnapcompactRenderOptions {
  /**
   * Frame width in pixels; also bounds the grid rows
   * (`floor(size/cellHeight/lineRepeat)`). Output height hugs the rows the
   * text actually uses instead of padding to a square.
   */
  size: number
  /**
   * Bundled font: `"5x8"`, `"6x12"`, `"8x13"` (X.org BDF), `"8x8"`
   * (unscii-8), or `"silver"` (embedded TrueType). Default `"5x8"`.
   */
  font?: string
  /**
   * Target cell advance in pixels. Differing from the font's natural cell
   * triggers the Lanczos stretch path. Default: font natural width.
   */
  cellWidth?: number
  /** Target cell pitch in pixels. Default: font natural height. */
  cellHeight?: number
  /**
   * Ink variant: `"sent"` (six-hue sentence cycling) or `"bw"` (black).
   * Default `"sent"`.
   */
  variant?: string
  /**
   * Print each text line this many times; copies after the first sit on a
   * pale highlight band. Default 1.
   */
  lineRepeat?: number
  /**
   * Stretch behavior. Unset: auto — Lanczos-stretch whenever the target
   * cell differs from the font's natural cell. `false`: never stretch —
   * render indexed with glyphs at natural size on the requested cell box
   * (e.g. 8x13 glyphs on an 8x16 pitch, the "8on16" shapes). `true`: force
   * the stretch path (identical to auto; natural cells render indexed).
   */
  stretch?: boolean
  /**
   * Layout columns: `1` (default) row-major grid; `2` two newspaper "doc"
   * columns of pre-wrapped newline-separated lines.
   */
  columns?: number
}

/**
 * Return the subset of `chars` that the named snapcompact font can render.
 *
 * The TypeScript normalizer uses this to keep Unicode text intact only when
 * the selected native font has a glyph for it; renderer control codes are
 * considered renderable because they are interpreted outside font lookup.
 */
export declare function snapcompactSupportedChars(font: string, chars: string): string

/**
 * Unified-diff hunks with jsdiff
 * `structuredPatch(_, _, oldText, newText, _, _, { context }).hunks`
 * semantics. `context` defaults to 4 like jsdiff.
 */
export declare function structuredPatchHunks(oldText: string, newText: string, context?: number | undefined | null): Array<PatchHunk>

export declare function summarizeCode(options: SummaryOptions): SummaryResult

export interface SummaryOptions {
  /** Source code to summarize. */
  code: string
  /** Language alias (e.g. "rust", "typescript") used before path inference. */
  lang?: string
  /** File path used to infer language by extension when `lang` is omitted. */
  path?: string
  /** Minimum total node lines before eliding a body/literal node. */
  minBodyLines?: number
  /** Minimum total comment lines before eliding a multiline block comment. */
  minCommentLines?: number
  /**
   * Target visible-line count for BFS unfold. `None` or `0` keeps only
   * the outermost elisions (no progressive unfolding).
   */
  unfoldUntilLines?: number
  /**
   * Hard ceiling for BFS unfold. Defaults to `unfold_until_lines * 2`
   * when omitted.
   */
  unfoldLimitLines?: number
}

export interface SummaryResult {
  /** Canonical language name when parsing succeeded. */
  language?: string
  /** True when tree-sitter parsed the source without syntax errors. */
  parsed: boolean
  /** True when at least one elision span was emitted. */
  elided: boolean
  /** Total source lines. */
  totalLines: number
  /** Kept/elided segments in source order. */
  segments: Array<SummarySegment>
}

export interface SummarySegment {
  /** "kept" or "elided". */
  kind: string
  /** 1-based inclusive start line. */
  startLine: number
  /** 1-based inclusive end line. */
  endLine: number
  /** Verbatim text for kept segments; absent for elided segments. */
  text?: string
}

/**
 * Check if a language is supported for highlighting.
 * Returns true if the language has either direct support or a fallback
 * mapping.
 */
export declare function supportsLanguage(lang: string): boolean

/**
 * Truncate text to a visible width, preserving ANSI codes.
 *
 * Pads with spaces when requested.
 */
export declare function truncateToWidth(text: string, maxWidth: number, ellipsisKind: Ellipsis | undefined | null, pad: boolean | undefined | null, tabWidth: number): string

/**
 * Score every row of a normalized `f32` matrix against `query` and return
 * the top `limit` rows.
 *
 * Mirrors the TS `searchExactVectorIndex` loop bit-exactly: the query is
 * normalized by the L2 norm of its *full* length, each row score sums
 * `matrix[row][col] * (query[col] / norm)` over
 * `min(query.len, dimensions)` columns in column order. Ranking matches the
 * TS stable sort: score descending, lower row index first on exact ties
 * (`-0.0` and `+0.0` compare equal). Callers are expected to enforce the TS
 * guards first (finite query with a positive norm, non-empty matrix).
 */
export declare function vectorIndexTopK(matrix: Float32Array, dimensions: number, query: Float64Array, limit: number): VectorTopK

/**
 * Top-k rows of a normalized vector matrix ranked by dot product with a
 * normalized query.
 */
export interface VectorTopK {
  /** Row indices of the selected hits, best score first. */
  indices: Uint32Array
  /** Scores aligned with `indices`. */
  scores: Float64Array
}

/**
 * Calculate visible width of text, excluding ANSI escape sequences.
 *
 * Tabs count as a fixed-width cell.
 */
export declare function visibleWidth(text: string, tabWidth: number): number

/** Profiling results returned to JavaScript. */
export interface WorkProfile {
  /** Folded stack format for flamegraph tools. */
  folded: string
  /** Markdown summary of profiling results. */
  summary: string
  /** SVG flamegraph (if generation succeeded). */
  svg?: string
  /** Total profiled duration in milliseconds. */
  totalMs: number
  /** Number of samples collected. */
  sampleCount: number
}

/**
 * Wrap text to a visible width, preserving ANSI escape codes across line
 * breaks.
 *
 * Returns UTF-16 lines with active SGR codes carried across line boundaries.
 */
export declare function wrapTextWithAnsi(text: string, width: number, tabWidth: number): Array<string>