This Week in Nushell #342

Published Sunday, 2026-03-29, including PRs merged Friday, 2026-03-06 through Thursday, 2026-03-12.

Nushell

• @Juhan280:

  • updated reedline to commit 5c2f105 (#17785)
  • refactored the display logic for ReedlineEvent and EditCommand to nushell (#17749)
  • added ToStart/ToEnd reedline events (#17747)

• @Bahex:

  • made Span's Debug impl succinct (#17782)

• @fdncred:

  • added support for parsing hh:mm:ss formatted strings in into duration (#17781)
  • updated dependencies and improved compatibility (#17779)
  • added 'document' flag to parse HTML as a full document in query_web (#17759)
  • fixed select pushdown column aliasing (#17737)
  • updated Rust version to 1.92.0 and fixed clippy warnings in configuration (#17734)

• @pickx:

  • fixed format strings with tokens after ending quote (#17777)

• @weirdan:

  • preserved metadata in reject (#17775)
  • added char completions (#17762)
  • added ansi completions (#17761)

• @cptpiepmatz:

  • refactored most nested command integration tests in nu-command (#17767)
  • merged To/FromYaml and To/FromYml into one struct (#17766)
  • bumped some packages to handle security issues (#17765)
  • added TestResult::expect_value_eq and improved test() errors (#17750)
  • used std::panic::Location instead of custom Location type (#17748)
  • updated more tests and used assert_contains() (#17745)
  • bumped aws related crates (#17742)
  • moved some tests around and applied more nu_test_support::test (#17740)

• @WindSoilder:

  • fixed pipefail behavior with try, catch, and finally (#17764)

• @0xRozier:

  • allowed passing null to optional positional params in builtin commands (#17753)

• @preiter93:

  • bumped edtui to 0.11.2 and removed workarounds in nu-explore (#17752)

• @Jaredw2289-svg:

  • improved alias expression error message with user-friendly descriptions (#17751)

• @Bortlesboat:

  • fixed confusing type mismatch error in bytes collect (#17746)

• @coravacav:

  • fixed input listen timeout calculation (#17744)

• @blindFS:

  • moved reserved variable name checking near is_variable and add_variable (#17741)

• @app/dependabot:

  • bumped calamine from 0.33.0 to 0.34.0 (#17772)
  • bumped quickcheck_macros from 1.1.0 to 1.2.0 (#17771)

nufmt

• @fdncred:
  • fixed completion signature formatting (#89)

Documentation

• @LikeLakers2:
  • added ESC-to-clear keybind to "Coming from CMD" and "Coming from PowerShell" pages (#2136)

reedline

• @eitsupi:

  • added external break signal for read_line interruption and marked Signal as non_exhaustive (#1035)

• @Juhan280:

  • added EnumDiscriminants to ReedlineEvent and EditCommand (#1034)
  • moved jump-to-buffer start/end bindings to common navigation (#1032)
  • added EditCommand::MoveLineUp and EditCommand::MoveLineDown (#1031)
  • fixed cursor position for EditCommand::ReplaceChar (#1027)
  • fixed undo requiring two presses after copy (#956)

• @schlich:

  • added minimal scaffolding for feature-gated Helix Mode implementation (#1033)

Nu_Scripts

• @zifengb:

  • enhanced Claude Code CLI with detailed command descriptions and new functionalities (#1235)

• @jasha-hrp:

  • updated nushell paths to reflect recent breaking changes (#1234)

• @deltoss:

  • marked gist parameter as optional for gh gist edit command (#1233)

• @0x4D5352:

  • added Nushell Agent Skill (#1231)

showcase

• @ian-h-chamberlain:
  • added nushell-sliced.svg and nushell-sliced-black.svg (#13)