Function parseCasePatternSegmented

src/utils/bash/bashParser.ts:3521–3559

(P: ParseState)

// [extglob_pattern, string, extglob_pattern]. Bare segments → extglob_pattern
// if they have */?, else word. Stops at ) | space tab newline outside quotes.
function parseCasePatternSegmented(P: ParseState): TsNode[] {
  const parts: TsNode[] = []
  let segStart = P.L.b
  let segStartI = P.L.i
  const flushSeg = (): void => {
    if (P.L.i > segStartI) {
      const t = P.src.slice(segStartI, P.L.i)
      const type = /[*?]/.test(t) ? 'extglob_pattern' : 'word'
      parts.push(mk(P, type, segStart, P.L.b, []))
    }
  }
  while (P.L.i < P.L.len) {
    const c = peek(P.L)
    if (c === '\\' && P.L.i + 1 < P.L.len) {
      advance(P.L)
      advance(P.L)
      continue
    }
    if (c === '"') {
      flushSeg()
      parts.push(parseDoubleQuoted(P))
      segStart = P.L.b
      segStartI = P.L.i
      continue
    }
    if (c === "'") {
      flushSeg()
      const tok = nextToken(P.L, 'arg')
      parts.push(leaf(P, 'raw_string', tok))
      segStart = P.L.b
      segStartI = P.L.i
      continue
    }
    if (c === ')' || c === '|' || c === ' ' || c === '\t' || c === '\n') break
    advance(P.L)
  }
  flushSeg()
  return parts
}

function parseFunction(P: ParseState, fnTok: Token): TsNode {
  const fnKw = leaf(P, 'function', fnTok)