luacheck

Features

• Add builtin standards support for minetest (#108) — @BuckarooBanzay and @appgurueu

Performance

• Memoize results to addresses speed refression from new feature in v0.26 (#105) — @tomlau10

Features

• Support NO_COLOR environment variable (#102) — @ligurio

Bug Fixes

• Update SILE builtin with more allowed variables — @alerque

Features

• Update Löve standard to 11.4 (#95) — @RunningDroid
• Documentation improvements (#92 and #89) — @rcloran and @hramrach

Bug Fixes

• Correct compound operators to not crash on modifying upvalues (#96) — @arichard4
• Fix warning 582 (error prone negation) not applying to subexpressions (#94) — @appgurueu

Features

• Add builtin rule set for SILE globals (#79) — @alerque
• Implement support for compound operators (#66) — @a2 & @arichard4

Bug Fixes

• Correct circular reference detection visavis OpSet — @arichard4
• Remove unnecessary symbol from Playdate std (#84) — @DidierMalenfant

Documentation

• [breaking] Follow semver guidelines, next release will be v1.x.y

Features

• Overhaul docker container to run on Lua 5.4
• Store cached luacheck values per-version in case of changes — @arichard4
• Set_default_std for ldoc
• Add builtin std option for Ldoc globals — @Aire-One
• Add builtin std option for the Playdate SDK — @DidierMalenfant

Bug Fixes

• Exempt special builtin _ENV from 214 warning

Features

• In case of no home environment, default to caching in CWD (#60)
• Add multi-thread support to container (#59)

Miscellaneous Tasks

• Tweak warning message for 214 to be more explicit

New Features

• Add "unused hint" flag — @javierguerragiraldez Function arguments that start with a single underscore get an "unused hint". Leaving them unused doesn't result in a warning. Using them, on the other hand, is a new warning (№ 214).
• Add hook to enable Luacheck for use in pre-commit — @mblayman
• Warn on error-prone and unnecessary negations — @arichard4 Two new warnings (№ 581 and 582) flag error-prone operator orders.
• Add Dockerfile implementation — @MartinBroers A 6.34MB containerized image with everything needed to run the linter. Build your own or pull prebuilt images from GHRC.
• Setup repository for use as a GitHub Action — @alerque Lint your repositories using GitHub Action workflows with just a single uses: step.

Fixes

• Don't mark variables as accessed if only references are circular — @arichard4
• Make test suite Lua 5.4 compatible — @alerque
• Correct small issues in documentation — various

Miscellaneous

• Overhaul CI workflows for testing, linting, building, and releasing — @alerque
• Update URLs and documentation reflecting new repository home — @lunarmodules

New features

• New values for CLI option --std: lua54, lua54c
• New lua54 standard library definitions

Fixes

• Lua 5.4 allows 31bits utf8 codepoint

Changes

• Caching now uses files in a global directory instead of local .luacheckcache file. Default cache directory is %LOCALAPPDATA%\Luacheck\Cache on Windows, ~/Library/Caches/Luacheck on OS X/macOS, and $XDG_CACHE_HOME/luacheck or ~/.config/luacheck on other systems.

Fixes

• Fixes for using Luacheck with Lua 5.4:
  • Parse 5.4 attributes in local declarations (but ignores them for now)
  • Luacheck itself can also run with Lua 5.4
• Fixed randomize missing from busted set of standard globals (#183).
• Added additional table and thread definitions for ngx_lua.
• Added additional match definition for busted.

Miscellaneous

• Upgraded Windows binary components: Lua 5.3.4 -> 5.3.5, LuaFileSystem 1.6.3 -> 1.7.0.