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blog/2026-04-24-twin0348.md

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+---
+title: 'This week in Nushell #348'
+author: The Nu Authors
+author_site: https://nushell.sh
+author_image: https://www.nushell.sh/blog/images/nu_logo.png
+excerpt: 'PRs and activity for Nushell the week ending Thursday, 2026-04-23'
+---
+
+# This Week in Nushell #348
+
+Published Monday, 2026-04-27, including PRs merged Friday, 2026-04-17 through Thursday, 2026-04-23.
+
+## Nushell
+
+- @freepicheep:
+
+  - [fixed module description parsing with leading shebang (#18106)](https://github.com/nushell/nushell/pull/18106)
+
+- @fdncred:
+
+  - [bumped reedline to latest commit (#18099)](https://github.com/nushell/nushell/pull/18099)
+  - [fixed issue with sigil recursion (#18084)](https://github.com/nushell/nushell/pull/18084)
+  - [updated Rust toolchain to 1.93.1 + some deps (#18077)](https://github.com/nushell/nushell/pull/18077)
+  - [updated nushell to latest reedline commit 4ffb1d3 (#18067)](https://github.com/nushell/nushell/pull/18067)
+  - [enhanced `ansi gradient` command with named gradients and improved options (#18058)](https://github.com/nushell/nushell/pull/18058)
+
+- @Bahex:
+
+  - [refactored to prefer borrowed strings (#18097)](https://github.com/nushell/nushell/pull/18097)
+  - [refactored/updated some old tests to the newer in process style (#18096)](https://github.com/nushell/nushell/pull/18096)
+  - [replaced FindMapResult with ControlFlow (#18094)](https://github.com/nushell/nushell/pull/18094)
+  - [made `metadata access` able to modify `$env` (#18085)](https://github.com/nushell/nushell/pull/18085)
+
+- @cptpiepmatz:
+
+  - [updated `random choice` type signature (#18093)](https://github.com/nushell/nushell/pull/18093)
+  - [bumped `rustls-webpki` (#18092)](https://github.com/nushell/nushell/pull/18092)
+  - [implemented `Debug` for `EngineState` and derived more `Debug` impls (#18091)](https://github.com/nushell/nushell/pull/18091)
+  - [tightened up `nu_mcp::evaluation::test_cancellation_promotes_to_background_job` test (#18083)](https://github.com/nushell/nushell/pull/18083)
+  - [added `Command: Any` and `CustomValue: Any` (#18076)](https://github.com/nushell/nushell/pull/18076)
+
+- @WindSoilder:
+
+  - [made `finally` not affect return value (#18075)](https://github.com/nushell/nushell/pull/18075)
+
+- @orbisai0security:
+
+  - [fixed variable interpolation `${{` in release-msi.yml (#18074)](https://github.com/nushell/nushell/pull/18074)
+
+- @Tyarel8:
+
+  - [added progressbar osc 9;4 wrapper to std-rfc (#18073)](https://github.com/nushell/nushell/pull/18073)
+  - [fixed warning when not compiling with mcp (#18056)](https://github.com/nushell/nushell/pull/18056)
+
+- @andrewgazelka:
+
+  - [documented preferring `| complete` over `o+e>| complete` in nu-mcp (#18071)](https://github.com/nushell/nushell/pull/18071)
+  - [removed timeout_secs param in nu-mcp, relying on NU_MCP_PROMOTE_AFTER (#18070)](https://github.com/nushell/nushell/pull/18070)
+  - [raised default promote-after to 2m and added `timeout_secs` param in nu-mcp (#18059)](https://github.com/nushell/nushell/pull/18059)
+  - [overhauled nu-mcp instructions sent to MCP clients (#18057)](https://github.com/nushell/nushell/pull/18057)
+
+- @kaathewisegit:
+
+  - [fixed backtabbing in `--multi` mode in `input list` (#18068)](https://github.com/nushell/nushell/pull/18068)
+
+- @OneProgGit:
+
+  - [fixed typo (#18066)](https://github.com/nushell/nushell/pull/18066)
+
+- @Juhan280:
+
+  - [fixed failing test for `grid` command (#18065)](https://github.com/nushell/nushell/pull/18065)
+
+- @app/dependabot:
+  - [bumped similar from 3.0.0 to 3.1.0 (#18087)](https://github.com/nushell/nushell/pull/18087)
+  - [bumped rmcp from 1.3.0 to 1.5.0 (#18086)](https://github.com/nushell/nushell/pull/18086)
+  - [bumped hashbrown from 0.16.1 to 0.17.0 (#18043)](https://github.com/nushell/nushell/pull/18043)
+  - [bumped lean_string from 0.5.1 to 0.6.0 (#18042)](https://github.com/nushell/nushell/pull/18042)
+
+## Nu_Scripts
+
+- @jatinderjit:
+  - [updated `tldr` completions for commands (#1249)](https://github.com/nushell/nu_scripts/pull/1249)
+  - [fixed wordle (#1247)](https://github.com/nushell/nu_scripts/pull/1247)
+
+## Tree-sitter
+
+- @Tyarel8:
+  - [added optional sigil `%` to start of commands (#248)](https://github.com/nushell/tree-sitter-nu/pull/248)
+
+## Documentation
+
+- @fdncred:
+
+  - [updated startup stages to include sourcing of autoload directories (#2158)](https://github.com/nushell/nushell.github.io/pull/2158)
+
+- @NotTheDr01ds:
+
+  - [added a few more TWiNs (#2157)](https://github.com/nushell/nushell.github.io/pull/2157)
+
+- @istar410:
+  - [fixed keychain command (#2156)](https://github.com/nushell/nushell.github.io/pull/2156)
+
+## reedline
+
+- @tisonkun:
+
+  - [fixed always reset undo stack on Ctrl+C event (#1058)](https://github.com/nushell/reedline/pull/1058)
+  - [gracefully handled ReedlineEvent::CtrlC (#1051)](https://github.com/nushell/reedline/pull/1051)
+
+- @Juhan280:
+
+  - [made `keybindings` crate only used for `helix` (#1057)](https://github.com/nushell/reedline/pull/1057)
+  - [added vi normal mode `o` and `O` command (#1053)](https://github.com/nushell/reedline/pull/1053)
+  - [deprecated `get_reedline_reedline_events`, `get_reedline_edit_commands` and `get_reedline_prompt_edit_modes` (#1052)](https://github.com/nushell/reedline/pull/1052)
+  - [made `ReedlineEvent::ExecuteHostCommand` return `Signal::HostCommand` instead of `Signal::Success` (#1049)](https://github.com/nushell/reedline/pull/1049)
+
+- @SAY-5:
+
+  - [fixed divide-by-zero in estimate_single_line_wraps for 0-column terminals (#1055)](https://github.com/nushell/reedline/pull/1055)
+
+- @schlich:
+  - [added basic mode switching in helix mode (#1039)](https://github.com/nushell/reedline/pull/1039)