Features

• New CLI API (#922, @mgrachev)
• Allow & and = in quoted values (#917, @aditya-raj-panjiyara)
• Add --dry-run option to fix subcommand (#772, @Dev380)
• New schema based checker (#761, @pm100)
• Add "No difference found" message on successful compare (#648, @jklott)
• Allow setting skip_updates flag via environment variable (#625, @jackyef)
• Add support for DOTENV_LINTER_IGNORE_CHECKS environment variable to skip checks (#623, @YeswanthRajakumar)

Fixes

• Docker image for linux/arm64 (#757, @harryzcy)

CI

• Exclude installing v1 and v2 on macos (#834, @harryzcy)
• Use macos 13 and 14 as the OS (#833, @harryzcy)
• Fix benchmarks (#774, @mgrachev)
• Fix problem with installing linker (#674, @mgrachev)
• Get rid of set-output (#632, @DDtKey)
• Check PR name instead of commits (#631, @mgrachev)

Miscellaneous Tasks

• Fix release script (#923, @mgrachev)
• Add pre commit hook (#878, @hbontempo-br)
• Rename dotenv-linter with dotenv-cli (#905, @mgrachev)
• Update edition (#904, @mgrachev)
• Rename dotenv-lookup with dotenv-finder (#892, @mgrachev)
• Fix clippy warnings (#880, @mgrachev)
• Update dependencies (#849, @mgrachev)
• Fix CI and warnings (#840, @mgrachev)
• Fix clippy warnings (#735, @mgrachev)
• Remove stale action (#680, @mgrachev)
• Update cargo-deny config (#644, @mgrachev)
• Get rid of orhun/git-cliff-action (#614, @mgrachev)

Refactor

• Create new crate dotenv-analyzer (#903, @mgrachev)
• Create new crate dotenv-core (#902, @mgrachev)
• Use Builder pattern (#900, @mgrachev)
• Create new crate dotenv-schema (#894, @mgrachev)
• Change visibility of some functions (#893, @mgrachev)
• Remove file_entry.rs as not inluded in file tree (#657, @brahms116)
• Move cli/mod.rs to cli.rs (#656, @brahms116)
• Divide code into 2 crates (#620, @mgrachev)
• Get rid of list command (#619, @mgrachev)
• Don't display option --skip-updates if it's disabled (#617, @mgrachev)

Update dependencies

• Bump tempfile from 3.21.0 to 3.22.0 (#906)
• Bump clap from 4.5.43 to 4.5.47 (#901)
• Bump lycheeverse/lychee-action from 2.4.1 to 2.6.1 (#898)
• Bump regex from 1.11.1 to 1.11.2 (#897)
• Bump tempfile from 3.20.0 to 3.21.0 (#891)
• Bump serde_json from 1.0.142 to 1.0.143 (#890)
• Bump dprint/check from 2.2 to 2.3 (#883)
• Bump actions/checkout from 4 to 5 (#887)
• Bump tokio from 1.29.1 to 1.44.2 (#870)
• Bump Swatinem/rust-cache from 2.7.7 to 2.7.8 (#865)
• Bump ring from 0.17.8 to 0.17.14 (#882)
• Bump lycheeverse/lychee-action from 2.3.0 to 2.4.1 (#874)
• Update dependencies (#881)
• Bump clap from 4.5.28 to 4.5.29 (#851)
• Bump rustls from 0.21.2 to 0.21.12 (#850)
• Bump anstream from 0.6.7 to 0.6.15 (#847)
• Bump h2 from 0.3.24 to 0.3.26 (#771)
• Bump mio from 0.8.8 to 0.8.11 (#760)
• Bump clap from 4.4.18 to 4.5.3 (#767)
• Bump softprops/action-gh-release from 1 to 2 (#766)
• Bump tempfile from 3.9.0 to 3.10.1 (#755)
• Bump assert_cmd from 2.0.13 to 2.0.14 (#754)
• Bump codecov/codecov-action from 3 to 4 (#750)
• Bump lycheeverse/lychee-action from 1.9.2 to 1.9.3 (#748)
• Bump lycheeverse/lychee-action from 1.9.1 to 1.9.2 (#747)
• Bump h2 from 0.3.20 to 0.3.24 (#746)
• Bump clap from 4.4.17 to 4.4.18 (#745)
• Bump clap from 4.4.16 to 4.4.17 (#744)
• Bump Swatinem/rust-cache from 2.7.2 to 2.7.3 (#743)
• Bump assert_cmd from 2.0.12 to 2.0.13 (#741)
• Bump clap from 4.4.14 to 4.4.16 (#740)
• Bump Swatinem/rust-cache from 2.7.1 to 2.7.2 (#739)
• Bump lycheeverse/lychee-action from 1.9.0 to 1.9.1 (#738)
• Bump clap from 4.4.13 to 4.4.14 (#737)
• Bump lycheeverse/lychee-action from 1.8.0 to 1.9.0 (#736)
• Bump clap from 4.3.11 to 4.4.13 (#733)
• Bump tempfile from 3.8.0 to 3.9.0 (#732)
• Bump colored from 2.0.4 to 2.1.0 (#731)
• Bump Swatinem/rust-cache from 2.5.1 to 2.7.1 (#734)
• Bump rustix from 0.38.3 to 0.38.13 (#730)
• Bump webpki from 0.22.0 to 0.22.2 (#724)
• Bump docker/setup-qemu-action from 2 to 3 (#718)
• Bump docker/login-action from 2 to 3 (#717)
• Bump docker/setup-buildx-action from 2 to 3 (#716)
• Bump actions/checkout from 3 to 4 (#714)
• Bump rustls-webpki from 0.100.1 to 0.100.2 (#709)
• Bump tempfile from 3.6.0 to 3.8.0 (#707)
• Bump assert_cmd from 2.0.11 to 2.0.12 (#695)
• Bump Swatinem/rust-cache from 2.5.0 to 2.5.1 (#688)
• Bump colored and criterion (#691)
• Bump update-informer from 1.0.0 to 1.1.0 (#685)
• Bump clap from 4.3.5 to 4.3.8 (#684)
• Bump clap from 4.3.4 to 4.3.5 (#683)
• Bump Swatinem/rust-cache from 2.4.0 to 2.5.0 (#682)
• Bump clap from 4.3.3 to 4.3.4 ([#681](https://github.com/dotenv-lint...

Features

• Add check for values that require surrounding quotes #521 (@tabfugnic)

Fixes

• Check that tag is valid semver #556 (@zd4y)
• Don't remove quotes for values containing hash-sign #560 (@95jonpet)

CI

• Fix arm docker build #609 (@DDtKey)
• Replace actions-rs/toolchain with dtolnay/rust-toolchain #573 (@mgrachev)
• Add docker arm64 image #533 (@mgrachev, @mstruebing)
• Fix release builds #531 (@mgrachev)
• Add job to check release builds #529 (@mgrachev)
• Add dprint and lychee actions + ci optimization #503 (@mgrachev)
• Add stale action #483 (@mgrachev)
• Fix release #465 (@mgrachev)

Documentation

• Add commit standard for the CONTRIBUTION file #561 (@SergioRibera)
• Update readme #543 (@mgrachev)
• Fix links in CHANGELOG.md #536 (@mgrachev)

Miscellaneous Tasks

• Use Box::<T>::default() instead of Box::new(T::default()) #605 (@mgrachev)
• Fix clippy warning #585 (@mgrachev)
• Generate a changelog and update release process #544 (@mgrachev)
• Update criterion-compare action #484 (@mgrachev)
• Update cargo-deny config #481 (@mgrachev)
• Fix clippy warnings #480 (@shapurid)
• Add dependabot #472 (@mgrachev)

Refactor

• Move CLI commands to separate functions #489 (@mgrachev)
• Check ci with all-targets arg #488 (@shapurid)
• Usage of fix and compare #486 (@shapurid)
• Skip_checks with use default iterator #482 (@shapurid)

Testing

• Add tests to verify cli application #490 (@mgrachev)

Update dependencies

• Bump actions/stale from 6 to 7 #607
• Bump update-informer from 0.5.0 to 0.6.0 #603
• Bump wagoid/commitlint-github-action from 5.2.2 to 5.3.0 #595
• Bump Swatinem/rust-cache from 2.1.0 to 2.2.0 #588
• Bump lycheeverse/lychee-action from 1.5.3 to 1.5.4 #587
• Bump lycheeverse/lychee-action from 1.5.2 to 1.5.3 #586
• Bump Swatinem/rust-cache from 2.0.1 to 2.1.0 #582
• Bump lycheeverse/lychee-action from 1.5.1 to 1.5.2 #583
• Bump wagoid/commitlint-github-action from 5.2.0 to 5.2.2 #581
• Bump boa-dev/criterion-compare-action from 3.2.3 to 3.2.4 #580
• Bump assert_cmd from 2.0.4 to 2.0.5 #578
• Bump criterion from 0.3.6 to 0.4.0 #575
• Bump Swatinem/rust-cache from 2.0.0 to 2.0.1 #571
• Bump dunce from 1.0.2 to 1.0.3 #564
• Bump wagoid/commitlint-github-action from 5.0.2 to 5.2.0 #565
• Bump boa-dev/criterion-compare-action from 3.2.2 to 3.2.3 #570
• Bump actions/stale from 5 to 6 #552
• Bump lycheeverse/lychee-action from 1.5.0 to 1.5.1 #538
• Bump Swatinem/rust-cache from 1.4.0 to 2.0.0 #534
• Bump dprint/check from 2.0 to 2.1 #535
• Bump criterion from 0.3.5 to 0.3.6 #532
• Bump wagoid/commitlint-github-action from 5.0.1 to 5.0.2 #530
• Bump Swatinem/rust-cache from 1.3.0 to 1.4.0 #528
• Bump actions/cache from 3.0.2 to 3.0.4 #522
• Bump boa-dev/criterion-compare-action from 3.2.1 to 3.2.2 #518
• Bump regex from 1.5.4 to 1.5.6 #520
• Bump crossbeam-utils from 0.8.5 to 0.8.8 #519
• Bump wagoid/commitlint-github-action from 4.1.11 to 5.0.1 #527
• Bump boa-dev/criterion-compare-action from 3.2.0 to 3.2.1 #509
• Bump clap from 3.1.9 to 3.1.10 #506
• Bump clap from 3.1.8 to 3.1.9 #505
• Bump actions/stale from 4 to 5 #502
• Bump actions/cache from 3.0.1 to 3.0.2 #501
• Bump codecov/codecov-action from 2.1.0 to 3 #499
• Bump wagoid/commitlint-github-action from 4.1.10 to 4.1.11 #500
• Bump clap from 3.1.6 to 3.1.8 #497
• Bump wagoid/commitlint-github-action from 4.1.9 to 4.1.10 #495
• Bump actions/cache from 3.0.0 to 3.0.1 #494
• Update dependency update-informer #493
• Bump actions/cache from 2 to 3.0.0 #491
• Update clap #485
• Bump wagoid/commitlint-github-action from 2 to 4.1.9 #473
• Bump actions/checkout from 1 to 3 #474
• Bump codecov/codecov-action from 1 to 2.1.0 #475
• Bump tempfile from 3.2.0 to 3.3.0 #478
• Bump assert_cmd from 2.0.2 to 2.0.4 #479
• Bump update-informer from 0.3.0 to 0.4.0 #477
• Update dependency update-informer #470

🚀 Added

• Add check for new version #454 (@mgrachev)
• Support of double-quoted multiline values #453 (@DDtKey)
• Support of single-quoted multiline values #450 (@DDtKey)

🔧 Changed

• Update cargo-deny config #459 (@mgrachev)
• Update docker build #456 (@mgrachev)
• Update dependencies #455 (@mgrachev)
• Use derive (default) instead of impl #452 (@mgrachev)
• Get rid of Rc<FileEntry> in LineEntry #448 (@mgrachev)
• Replace LineEntry with line number in Warning #447 (@mgrachev)
• Tidy up imports #446 (@mgrachev)
• Add type alias for Result #445 (@mgrachev)
• Change edition to 2021 #444 (@mgrachev)
• Display a message on installation error #443 (@mgrachev)
• Fix falling on checking multi-line values #462 (@DDtKey)
• Detect multi-line values if they contain a = sign #463 (@DDtKey)

🚀 Added

• aarch64 support (mac, linux, win) #436 (@DDtKey)

🔧 Changed

• Fix clippy warnings #437 (@mgrachev)
• Use enum instead of string for lint's identity #427 (@fabricio7p)
• Get rid of the name field in checks and fixes structs #432 (@mgrachev)
• Replace filter with unwrap on flatten #434 (@Fcukit)

🚀 Added

• Add fixer: Substitution Key #428 (@DDtKey)
• Refactor check unit tests #421 (@mc1098)
• Add missing integration tests #420 (@gosolivs)
• Add checker: Substitution Key #414 (@de-sh)
• Print a message if the amount of checks doesn't match the amount of fixes #415 (@marcel-baur)
• Print a message "Nothing to compare" #398 (@jakecorrenti)
• Add action-hadolint #400 (@iovanom)
• Add method to get substitution keys to LineEntry #391 (@zotho)
• Added a Fix Benchmark #399 (@a4blue)
• Add benchmark for the compare function #395 (@FrancisMurillo)
• Print a message when there are no input files for fix subcommand #394 (@mdycz)
• Print a message when there are no input files #392 (@jodli)
• Add a GitHub Action to compare benchmarks #378 (@mgrachev)
• Add benchmark for the check function #376 (@mgrachev)

🔧 Changed

• Refactor hard-coded mandatory fixer #413 (@akhtariev)
• Don't fix key order for substitution variables #406 (@stygian-coffee)
• Allow unordered keys for substitution variables #401 (@Ru5ty0ne)
• Replace String with Into<String> in LineEntry::new #404 (@miDeb)
• Replace String on Into for all TestDir methods #397 (@ebobrow)
• Use Rc internally to reduce memory consumption #393 (@Tom01098)
• Use actions-rs/clippy-check to run clippy #375 (@mgrachev)
• Remove Result from the return type #374 (@DDtKey)
• Add .bak extension to backup files and don't lint backup files #367 (@mstruebing)
• Add .env explanation #363 (@henryboisdequin)
• Contemplate variables containing $ character #418 (@JuanMarchetto)

🚀 Added

• Add compare-command #282 (@mstruebing)
• Add colored output feature and --no-color flag to disable colors #307 (@Nikhil0487)
• Display linted files when run #311 (@Anthuang)
• Add export prefix support #340 (@skonik)
• Add colored output for compare command #356 (@mgrachev)

🔧 Changed

• Refactoring to get rid of unnecessary heap allocations and some improvements in API ergonomics #350 (@vbrandl)
• Add benchmark to README #351 (@mgrachev)
• Fix QuoteCharacterChecker to not raise warning when quote characters are used for values with whitespaces #349 (@sebastiantoh)
• Find all problems on the first run for KeyWithoutValue #348 (@vbrandl)
• Add commitlint action #347 (@mgrachev)
• Add cargo-deny action #346 (@mgrachev)
• Remade flags to subcommands #342 (@mgrachev)
• Changed behavior of QuoteCharacterChecker for multiline values support #341 (@artem-russkikh)
• Make an output on-the-fly #336 (@DDtKey)

🚀 Added

• Add .gitattributes to improve git diff #330 (@DDtKey)
• Add action-yamllint #317 (@vk26)
• Add default exclude list #324 (@ametalon)

🔧 Changed

• Fix bug where symlinks would cycle in recursive mode #328 (@sonro)
• Fix linter rechecking files if they were listed more than once #327 (@Aashu23)
• Added docker build step to the CI pipeline #322 (@JoeAmedeo)
• Change soon deprecated set-env action #320 (@marcodenisi)
• Fix docker release #319 (@mgrachev)

🚀 Added

• Add integration test for autofix #309 (@evgeniy-r)
• Add action-misspell #304 (@PurpleMyst)
• Add action-shellcheck #303 (@amd-9)
• Add fixer: UnorderedKeyFixer #261 (@evgeniy-r)
• Add backup feature and --no-backup flag for fixers #272 (@baile320)
• Add fixer: ExtraBlankLineFixer #260 (@diggymo)
• Add fixer: DuplicatedKeyFixer #270 (@utter-step)
• Add fixer: LeadingCharacter #259 (@baile320)
• Add fixer: IncorrectDelimiter #258 (@gillespiecd)
• Add support of comments to disable checks #239 (@mgrachev)
• Add autofix for EndingBlankLine #263 (@baile320)
• Add test for two keys that only differ in case #269 (@yanakad)
• Add autofix for TrailingWhitespace #255 (@gregcline)
• Add fixer: KeyWithoutValueFixer #254 (@unexge)
• Add fixer: QuoteCharacterFixer #257 (@lensvol)
• Add fixer: SpaceCharacterFixer #253 (@DDtKey)
• Add total problems to output and --quiet argument #242 (@wesleimp, @mgrachev)
• Add autofix feature (for LowercaseKey check) #228 (@evgeniy-r)
• Add installation CI test for Windows (via install.sh) #235 (@DDtKey)

🔧 Changed

• Update docs #315 (@mgrachev)
• Remove CARGO_TERM_COLOR from the shellcheck workflow #313 (@musikid)
• Add check_output helper function for integration tests #305 (@Anthuang)
• Add an additional test for LineEntry.get_value #306 (@vvkpd)
• Update args help #299 (@mgrachev)
• Move remove_invalid_leading_chars_test to tests module #298 (@mgrachev)
• Add command to install latest version via Homebrew #297 (@mgrachev)
• Add CARGO_TERM_COLOR env variable to the actions #296 (@skippednote)
• Remove code related to "Fixed/Unfixed warnings" #289 (@mgrachev)
• Refactoring integration tests #288 (@mgrachev)
• Fix a bug with fixers spawning new warnings #287 (@evgeniy-r)
• Fix a bug with UnorderedKeyChecker and control comments #283 (@mgrachev)
• Change the line grouping for the UnorderedKey checker #281 (@evgeniy-r)
• Fix a bug with ExtraBlankLineFixer and control comments #279 (@mgrachev)
• Move logic for creating LineEntry for tests to common module #280 (@mgrachev)
• Simplify UnorderedKeyChecker #277 (@mgrachev)
• Partition fixed/unfixed warnings #275 (@gillespiecd)
• Add missing test for IncorrectDelimiterChecker #273 (@mgrachev)
• Add *.env to gitignore #271 (@baile320)
• Actions uses cache@v2 #262 (@gillespiecd)
• Update logic for IncorrectDelimiterCheck #267 (@baile320)
• Add tests for default implementation of Fix::fix_warnings #266 (@kilotaras)
• Modularize common.rs #264 (@gillespiecd)

🚀 Added

• Add install.sh for provide more short way to install #220 (@DDtKey)
• Add flag to enable recursive search for .env files #223 (@DDtKey)
• Add docs #226 (@wesleimp)
• Add Windows publishing to release workflow #211 (@DDtKey)
• Add support canonicalize path for Windows #213 (@DDtKey)
• Add build and test steps running on Windows #216 (@mgrachev)

🔧 Changed

• Add the field with a checker name to Warning #234 (@evgeniy-r)
• Remove FileEntry::get_content_by_path in favor of fs::read_to_string #233 (@mstruebing)
• Move show-checks flag to main.rs #227 (@mgrachev)
• Fix total_lines in some tests #224 (@DDtKey)
• Consider blank lines in UnorderedKey check #221 (@mgrachev)
• Optimize integration tests #218 (@mgrachev)

🚀 Added

• Add check: TrailingWhitespace #190 (@pineapplethief)
• Add an argument to show available checks #202 (@DDtKey)
• Add the ability to skip checks #178 (@mgrachev)
• Add check: ExtraBlankLine #180 (@evgeniy-r)
• Add check: EndingBlankLine #170 (@evgeniy-r)
• Add check: Quote characters #174 (@sourabhmarathe)
• Github Actions: Add caching in the CI workflow #163 (@evgeniy-r)
• Add GitHub Workflow for AUR publishing #161 (@mstruebing)

🔧 Changed

• Enable checks for outside current directory #209 (@tisorlawan)
• Refactor EndingBlankLineChecker: change last line check logic (add total_lines to FileEntry) #207 (@DDtKey)
• Fix check (for several successive blank lines): ExtraBlankLine #208 (@evgeniy-r)
• Replace PathBuf with FileEntry for LineEntry #203 (@mgrachev)
• Replace &'static str with &'a str for LeadingCharacterChecker #200 (@rossjones)
• Replace &'static str with &'a str for QuoteCharacterChecker #198 (@duncandean)
• Replace &'static str with &'a str for EndingBlankLineChecker #197 (@rossjones)
• Replace String with &'a str for UnorderedKeyChecker #196 (@k0va1)
• Replace String with &'a str for SpaceCharacterChecker #195 (@k0va1)
• Replace String with &'a str for LowercaseKeyChecker #194 (@tisorlawan)
• Replace &'static str with &'a str for ExtraBlankLineChecker #193 (@vishalsodani)
• Replace String with &'a str for DuplicatedKeyChecker #192 (@iamsaquib)
• Replace String with &'a str for KeyWithoutValueChecker #177 (@mgrachev)
• Fix docker image #160 (@mgrachev)
• Replace &'static str with &'a str for IncorrectDelimiterChecker #191 (@DDtKey)