Commits
Dominik Moritz authored and Sutou Kouhei committed f0399316fa4
ARROW-12704: [JS] Support and use optional chaining Optional chaining makes the code more concise and easier to reason about. Needs a fork of esm because of https://github.com/standard-things/esm/issues/866. Closes #10278 from domoritz/modern-js Lead-authored-by: Dominik Moritz <domoritz@gmail.com> Co-authored-by: p42-ai[bot] <72252241+p42-ai[bot]@users.noreply.github.com> Signed-off-by: Sutou Kouhei <kou@clear-code.com>