Files
pdfcraft/crates/forms/src
Brandon ThomasandClaude Opus 5.5 15f6fa7d4c Never crash: forms scripts can't overflow the stack or the date arithmetic
Two crashes that a PDF can trigger, each with a regression test that failed before this change:
- Deeply nested arguments in a field's format script (`[[[[…` or `new Array(new Array(…`) and
  deeply nested simplified field notation (`((((…` or `----…1`) recursed until the stack
  overflowed, which aborts the whole app. Nesting is now capped at 64 levels; deeper input is
  rejected like any other unparseable script.
- A date with a huge year (`1/1/2147483647`) overflowed `weekday`, and a `DateTime` with month 0
  indexed before the month names. The weekday math is now done in i64, years beyond i32 don't
  parse, and month and day names are looked up with `get`.

Also removes the crate's remaining `expect`/`unreachable!` calls and denies the panic lints.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-04 13:06:23 -04:00
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