(P: ParseState)
| 3441 | } |
| 3442 | |
| 3443 | function parseCasePattern(P: ParseState): TsNode[] { |
| 3444 | skipBlanks(P.L) |
| 3445 | const save = saveLex(P.L) |
| 3446 | const start = P.L.b |
| 3447 | const startI = P.L.i |
| 3448 | let parenDepth = 0 |
| 3449 | let hasDollar = false |
| 3450 | let hasBracketOutsideParen = false |
| 3451 | let hasQuote = false |
| 3452 | while (P.L.i < P.L.len) { |
| 3453 | const c = peek(P.L) |
| 3454 | if (c === '\\' && P.L.i + 1 < P.L.len) { |
| 3455 | // Escaped char — consume both (handles `bar\ baz` as single pattern) |
| 3456 | // \<newline> is a line continuation; eat it but stay in pattern. |
| 3457 | advance(P.L) |
| 3458 | advance(P.L) |
| 3459 | continue |
| 3460 | } |
| 3461 | if (c === '"' || c === "'") { |
| 3462 | hasQuote = true |
| 3463 | // Skip past the quoted segment so its content (spaces, |, etc.) doesn't |
| 3464 | // break the peek-ahead scan. |
| 3465 | advance(P.L) |
| 3466 | while (P.L.i < P.L.len && peek(P.L) !== c) { |
| 3467 | if (peek(P.L) === '\\' && P.L.i + 1 < P.L.len) advance(P.L) |
| 3468 | advance(P.L) |
| 3469 | } |
| 3470 | if (peek(P.L) === c) advance(P.L) |
| 3471 | continue |
| 3472 | } |
| 3473 | // Paren counting: any ( inside pattern opens a scope; don't break at ) or | |
| 3474 | // until balanced. Handles extglob *(a|b) and nested shapes *([0-9])([0-9]). |
| 3475 | if (c === '(') { |
| 3476 | parenDepth++ |
| 3477 | advance(P.L) |
| 3478 | continue |
| 3479 | } |
| 3480 | if (parenDepth > 0) { |
| 3481 | if (c === ')') { |
| 3482 | parenDepth-- |
| 3483 | advance(P.L) |
| 3484 | continue |
| 3485 | } |
| 3486 | if (c === '\n') break |
| 3487 | advance(P.L) |
| 3488 | continue |
| 3489 | } |
| 3490 | if (c === ')' || c === '|' || c === ' ' || c === '\t' || c === '\n') break |
| 3491 | if (c === '$') hasDollar = true |
| 3492 | if (c === '[') hasBracketOutsideParen = true |
| 3493 | advance(P.L) |
| 3494 | } |
| 3495 | if (P.L.b === start) return [] |
| 3496 | const text = P.src.slice(startI, P.L.i) |
| 3497 | const hasExtglobParen = /[*?+@!]\(/.test(text) |
| 3498 | // Quoted segments in pattern: tree-sitter splits at quote boundaries into |
| 3499 | // multiple sibling nodes. `*"foo"*` → (extglob_pattern)(string)(extglob_pattern). |
| 3500 | // Re-scan with a segmenting pass. |
no test coverage detected