Issues

• UPDATE_EXPECT=1 rewrites every case, not only those the filter picks

  bug
  boltlang/Bolt#469 · Filter by author samvv opened on Nov 13, 2026

• (T) as a type is a 1-tuple, (e) as an expression is not

  questionscope:syntax
  boltlang/Bolt#468 · Filter by author samvv opened on Nov 13, 2026

• T: ro rejects a mut closure

  bugmutabilityscope:types
  boltlang/Bolt#467 · Filter by author samvv opened on Nov 13, 2026

• T: imm and T: ro accept a ro U or mut U

  bugmutabilityscope:types
  boltlang/Bolt#466 · Filter by author samvv opened on Nov 13, 2026

• A ro or imm array or struct can hold a mut T

  bugmutabilityscope:types
  boltlang/Bolt#465 · Filter by author samvv opened on Nov 13, 2026

• Cancel a task in std/async

  enhancementscope:std
  boltlang/Bolt#463 · Filter by author samvv opened on Nov 13, 2026

• Trailing closures

  enhancementscope:syntaxscope:types
  boltlang/Bolt#462 · Filter by author samvv opened on Nov 13, 2026

• A mismatch of a 'm T argument is reported at the function, not the argument

  bugscope:diagnostics
  boltlang/Bolt#461 · Filter by author samvv opened on Nov 13, 2026

• Require uppercase types and constructors, lowercase functions and variables

  enhancementscope:syntax
  boltlang/Bolt#460 · Filter by author samvv opened on Nov 13, 2026

• Pass a block after a call as its last argument

  enhancementscope:syntax
  boltlang/Bolt#458 · Filter by author samvv opened on Nov 13, 2026
  2

• Allow if and for in a list literal

  enhancementscope:syntaxscope:types
  boltlang/Bolt#457 · Filter by author samvv opened on Nov 13, 2026

• Can a row hold the same effect twice with different arguments?

  discussionscope:types
  boltlang/Bolt#456 · Filter by author samvv opened on Nov 13, 2026

• Let later uses of a call's result decide its mutabilities

  enhancementscope:diagnosticsscope:types
  boltlang/Bolt#454 · Filter by author samvv opened on Nov 12, 2026

• A class's methods say the mutability of each use of its parameter

  enhancementscope:stdscope:types
  boltlang/Bolt#452 · Filter by author samvv opened on Nov 12, 2026
  1

• Let what a call is expected to be decide its type variables too

  enhancementscope:diagnosticsscope:types
  boltlang/Bolt#451 · Filter by author samvv opened on Nov 12, 2026

• An enum holds every type argument it's given

  bugscope:types
  boltlang/Bolt#447 · Filter by author samvv opened on Nov 12, 2026

• An imm function can't go in the closure field of a mut struct

  bugscope:types
  boltlang/Bolt#445 · Filter by author samvv opened on Nov 12, 2026

• A nested imm literal passed to ro gets ro elements

  bugscope:types
  boltlang/Bolt#441 · Filter by author samvv opened on Nov 11, 2026

• A lint that writes the inferred mutabilities into a top-level signature

  enhancementscope:diagnosticsscope:lsp
  boltlang/Bolt#437 · Filter by author samvv opened on Nov 11, 2026
  1

• A named argument after a missing positional one says the parameter doesn't exist

  bugscope:diagnostics
  boltlang/Bolt#435 · Filter by author samvv opened on Nov 11, 2026
  

• Name the call when a function assigned later doesn't have its parameter name

  enhancementscope:diagnosticsscope:types
  boltlang/Bolt#434 · Filter by author samvv opened on Nov 11, 2026

• A lambda can't be checked against keyword-only parameters

  enhancementscope:types
  boltlang/Bolt#432 · Filter by author samvv opened on Nov 11, 2026

• A variant literal with .. accepts a value of any variant

  bugscope:types
  boltlang/Bolt#431 · Filter by author samvv opened on Nov 11, 2026

• Building a decision and finding free locals are quadratic

  performancescope:mir
  boltlang/Bolt#430 · Filter by author samvv opened on Nov 10, 2026

• MemoryFs::remove_file doesn't follow symbolic links in the parent directories

  bug
  boltlang/Bolt#429 · Filter by author samvv opened on Nov 10, 2026