declare module "neovim-client" {
  export default attach
  function attach(writer: NodeJS.WritableStream, reader: NodeJS.ReadableStream, cb: (err: Error, nvim: INvim) => void)

  interface INvim {
    uiAttach(width: number, height: boolean, enableRgb: (err: Error) => void, cb: (err: Error) => void): void
    uiDetach(cb: (err: Error) => void): void
    uiTryResize(width: number, height: (err: Error, res: Object) => void, cb: (err: Error, res: Object) => void): void
    command(str: string, cb: (err: Error) => void): void
    feedkeys(keys: string, mode: string, escapeCsi: boolean, cb: (err: Error) => void): void
    input(keys: string, cb: (err: Error, res: number) => void): void
    replaceTermcodes(str: string, fromPart: boolean, doLt: boolean, special: boolean, cb: (err: Error, res: string) => void): void
    commandOutput(str: string, cb: (err: Error, res: string) => void): void
    eval(str: string, cb: (err: Error, res: Object) => void): void
    callFunction(fname: string, args: any[], cb: (err: Error, res: Object) => void): void
    strwidth(str: string, cb: (err: Error, res: number) => void): void
    listRuntimePaths(cb: (err: Error, res: string[]) => void): void
    changeDirectory(dir: string, cb: (err: Error) => void): void
    getCurrentLine(cb: (err: Error, res: string) => void): void
    setCurrentLine(line: string, cb: (err: Error) => void): void
    delCurrentLine(cb: (err: Error) => void): void
    getVar(name: string, cb: (err: Error, res: Object) => void): void
    setVar(name: string, value: Object, cb: (err: Error, res: Object) => void): void
    delVar(name: string, cb: (err: Error, res: Object) => void): void
    getVvar(name: string, cb: (err: Error, res: Object) => void): void
    getOption(name: string, cb: (err: Error, res: Object) => void): void
    setOption(name: string, value: Object, cb: (err: Error) => void): void
    outWrite(str: string, cb: (err: Error) => void): void
    errWrite(str: string, cb: (err: Error) => void): void
    reportError(str: string, cb: (err: Error) => void): void
    getBuffers(cb: (err: Error, res: IBuffer[]) => void): void
    getCurrentBuffer(cb: (err: Error, res: IBuffer) => void): void
    setCurrentBuffer(buffer: IBuffer, cb: (err: Error) => void): void
    getWindows(cb: (err: Error, res: IWindow[]) => void): void
    getCurrentWindow(cb: (err: Error, res: IWindow) => void): void
    setCurrentWindow(window: IWindow, cb: (err: Error) => void): void
    getTabpages(cb: (err: Error, res: ITabpage[]) => void): void
    getCurrentTabpage(cb: (err: Error, res: ITabpage) => void): void
    setCurrentTabpage(tabpage: ITabpage, cb: (err: Error) => void): void
    subscribe(event: string, cb: (err: Error) => void): void
    unsubscribe(event: string, cb: (err: Error) => void): void
    nameToColor(name: string, cb: (err: Error, res: number) => void): void
    getColorMap(cb: (err: Error, res: {}) => void): void
    getApiInfo(cb: (err: Error, res: any[]) => void): void
  }

  interface IBuffer {
    lineCount(cb: (err: Error, res: number) => void): void
    getLine(index: number, cb: (err: Error, res: string) => void): void
    setLine(index: number, line: string, cb: (err: Error) => void): void
    delLine(index: number, cb: (err: Error) => void): void
    getLineSlice(start: number, end: number, includeStart: boolean, includeEnd: boolean, cb: (err: Error, res: string[]) => void): void
    getLines(start: number, end: number, strictIndexing: boolean, cb: (err: Error, res: string[]) => void): void
    setLineSlice(start: number, end: number, includeStart: boolean, includeEnd: boolean, replacement: string[], cb: (err: Error) => void): void
    setLines(start: number, end: number, strictIndexing: boolean, replacement: string[], cb: (err: Error) => void): void
    getVar(name: string, cb: (err: Error, res: Object) => void): void
    setVar(name: string, value: Object, cb: (err: Error, res: Object) => void): void
    delVar(name: string, cb: (err: Error, res: Object) => void): void
    getOption(name: string, cb: (err: Error, res: Object) => void): void
    setOption(name: string, value: Object, cb: (err: Error) => void): void
    getNumber(cb: (err: Error, res: number) => void): void
    getName(cb: (err: Error, res: string) => void): void
    setName(name: string, cb: (err: Error) => void): void
    isValid(cb: (err: Error, res: boolean) => void): void
    insert(lnum: number, lines: string[], cb: (err: Error) => void): void
    getMark(name: string, cb: (err: Error, res: number[]) => void): void
    addHighlight(srcId: number, hlGroup: string, line: number, colStart: number, colEnd: number, cb: (err: Error, res: number) => void): void
    clearHighlight(srcId: number, lineStart: number, lineEnd: number, cb: (err: Error) => void): void
  }

  interface IWindow {
    getBuffer(cb: (err: Error, res: IBuffer) => void): void
    getCursor(cb: (err: Error, res: number[]) => void): void
    setCursor(pos: number[], cb: (err: Error) => void): void
    getHeight(cb: (err: Error, res: number) => void): void
    setHeight(height: number, cb: (err: Error) => void): void
    getWidth(cb: (err: Error, res: number) => void): void
    setWidth(width: number, cb: (err: Error) => void): void
    getVar(name: string, cb: (err: Error, res: Object) => void): void
    setVar(name: string, value: Object, cb: (err: Error, res: Object) => void): void
    delVar(name: string, cb: (err: Error, res: Object) => void): void
    getOption(name: string, cb: (err: Error, res: Object) => void): void
    setOption(name: string, value: Object, cb: (err: Error) => void): void
    getPosition(cb: (err: Error, res: number[]) => void): void
    getTabpage(cb: (err: Error, res: ITabpage) => void): void
    isValid(cb: (err: Error, res: boolean) => void): void
  }

  interface ITabpage {
    getWindows(cb: (err: Error, res: IWindow[]) => void): void
    getVar(name: string, cb: (err: Error, res: Object) => void): void
    setVar(name: string, value: Object, cb: (err: Error, res: Object) => void): void
    delVar(name: string, cb: (err: Error, res: Object) => void): void
    getWindow(cb: (err: Error, res: IWindow) => void): void
    isValid(cb: (err: Error, res: boolean) => void): void
  }
}