Function parseUnset

source code/utils/bash/bashParser.ts:3652–3688

(P: ParseState, kwTok: Token)

}

function parseUnset(P: ParseState, kwTok: Token): TsNode {
  const kw = leaf(P, 'unset', kwTok)
  const kids: TsNode[] = [kw]
  while (true) {
    skipBlanks(P.L)
    const c = peek(P.L)
    if (
      c === '' ||
      c === '\n' ||
      c === ';' ||
      c === '&' ||
      c === '|' ||
      c === ')' ||
      c === '<' ||
      c === '>'
    ) {
      break
    }
    // SECURITY: use parseWord (not raw nextToken) so quoted strings like
    // `unset 'a[$(id)]'` emit a raw_string child that ast.ts can reject.
    // Previously `break` silently dropped non-WORD args — hiding the
    // arithmetic-subscript code-exec vector from the security walker.
    const arg = parseWord(P, 'arg')
    if (!arg) break
    if (arg.type === 'word') {
      if (arg.text.startsWith('-')) {
        kids.push(arg)
      } else {
        kids.push(mk(P, 'variable_name', arg.startIndex, arg.endIndex, []))
      }
    } else {
      kids.push(arg)
    }
  }
  const last = kids[kids.length - 1]!
  return mk(P, 'unset_command', kw.startIndex, last.endIndex, kids)
}

function consumeKeyword(P: ParseState, name: string, kids: TsNode[]): void {
  skipNewlines(P)