Function findBracketObject

src/vim/textObjects.ts:149–186

(
  text: string,
  offset: number,
  open: string,
  close: string,
  isInner: boolean,
)

}

function findBracketObject(
  text: string,
  offset: number,
  open: string,
  close: string,
  isInner: boolean,
): TextObjectRange {
  let depth = 0
  let start = -1

  for (let i = offset; i >= 0; i--) {
    if (text[i] === close && i !== offset) depth++
    else if (text[i] === open) {
      if (depth === 0) {
        start = i
        break
      }
      depth--
    }
  }
  if (start === -1) return null

  depth = 0
  let end = -1
  for (let i = start + 1; i < text.length; i++) {
    if (text[i] === open) depth++
    else if (text[i] === close) {
      if (depth === 0) {
        end = i
        break
      }
      depth--
    }
  }
  if (end === -1) return null

  return isInner ? { start: start + 1, end } : { start, end: end + 1 }
}