[Repo Assist] Monthly Activity 2026-05

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Activity for May 2026

Suggested Actions for Maintainer

• Review PR (pending #): Fix DotLambda chain inserting space before invocation — Closes DotLambda underscore cannot have space after unit #3364 — branch repo-assist/fix-issue-3364-dotlambda-chain-space
• Check comment DotLambda underscore cannot have space after unit #3364: Repo Assist explained root cause (SpaceBeforeUppercaseInvocation + Expr.Chain in DotLambda) and submitted fix — View
• Close issue Fantomas cuts a long line of code in the middle of a pattern match #884: Repo Assist noted original pattern-match split bug is fixed in current versions — View
• Close issue Strange behavior with OCaml operators #2380: Repo Assist noted OCaml operators now cause parse error in modern F# — original bug resolved — View
• Close issue RFC: How should Fantomas handle lambda expressions that would change semantics on a single line? #3279: RFC lambda semantics resolved — Option B implemented in v8.0.0-alpha-008 — View
• Close issue [Repo Assist] Update NuGet dependencies (minor/patch, 9 packages) #3326: stale NuGet update — superseded by current main — View
• Close issue [Repo Assist] Update NuGet dependencies (minor/patch) #3302: stale NuGet update — superseded by current main — View
• Close issue [Repo Assist] Bump minor/patch NuGet dependencies (March 2026) #3271: stale NuGet update — superseded by current main — View

Future Work for Repo Assist

• Continue investigating open issues for fixable bugs
• SRTP vanity alignment (SRTP invocation violates name-sensitive alignment (vanity alignment) #1536) — root cause identified, fix is non-trivial
• Type abbreviation formatting (Type abbreviation is wrongly formatted #2012) — fix requires context-tracking in genType
• block comment followed by line comment trivia issue — complex structural problem, needs more investigation

Run History

2026-05-01 01:19 UTC — Run

• 🏷️ Labelled DotLambda underscore cannot have space after unit #3364 with bug (soundness)
• 💬 Commented on DotLambda underscore cannot have space after unit #3364: root cause traced — Expr.Chain in genDotLambdaExpr calling sepSpaceBeforeParenInFuncInvocation on last link
• 🔧 Created draft PR (pending #): Fix SpaceBeforeUppercaseInvocation inserting space inside DotLambda chain — Closes DotLambda underscore cannot have space after unit #3364 (branch: repo-assist/fix-issue-3364-dotlambda-chain-space)
• 🧪 Added 2 extra regression tests to DotLambdaTests.fs (lowercase invocation + triple chain edge cases)

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