It checks .env files for problems that may cause the application to malfunction:
✅Duplicated Key ✅Incorrect delimiter ✅Key without value ✅Leading character ✅Lowercase key ✅Quote character (Will be available in v2.0.0) ✅Space character ✅Unordered Key
The key features:
⚡️Lightning-fast because it is written in Rust 🦀 💣Can be used on any project regardless of the programming language 💥 🚀Can be integrated with reviewdog and other CI services (including GitHub Actions) 🔥
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⚡️Lightning-fast linter for .env files. Written in Rust 🦀
.env files for problems that may cause the application to malfunction:
✅ Duplicated Key
✅ Ending Blank Line
✅ Extra Blank Line
✅ Incorrect delimiter
✅ Key without value
✅ Leading character
✅ Lowercase key
✅ Quote character
✅ Space character
✅ Trailing whitespace
✅ Unordered Key
And automatically fixes them all 😱
The key features: ⚡️ Lightning-fast because it is written in Rust 🦀 💣 Can be used on any project regardless of the programming language 💥 🚀 Can be integrated with reviewdog and other CI services (including GitHub Actions) 🔥
Articles about dotenv-linter:
Linux / macOS / Windows (MINGW and etc). Installs it into ./bin/ by default
$ curl -sSfL https://raw.githubusercontent.com/dotenv-linter/dotenv-linter/master/install.sh | sh -s
Specify installation directory and version
$ curl -sSfL https://raw.githubusercontent.com/dotenv-linter/dotenv-linter/master/install.sh | sh -s -- -b usr/local/bin v2.0.0
Alpine Linux (wget)
$ wget -q -O - https://raw.githubusercontent.com/dotenv-linter/dotenv-linter/master/install.sh | sh -s
You can find other installation methods here: https://dotenv-linter.github.io/#/installation ## 🚀 Usage By default, `dotenv-linter` checks all `.env` files in the current directory: ```shell script $ dotenv-linter Checking .env .env:2 DuplicatedKey: The FOO key is duplicated .env:3 UnorderedKey: The BAR key should go before the FOO key Checking .env.test .env.test:1 LeadingCharacter: Invalid leading character detected Found 3 problems
It can also fix found warnings. You should use the argument
--fix (or its short version
-f) for this:
```shell script $ dotenv-linter -f Fixing .env Original file was backed up to: ".env_1601378896"
.env:2 DuplicatedKey: The BAR key is duplicated .env:3 LowercaseKey: The foo key should be in uppercase
All warnings are fixed. Total: 2
Other use cases you can find here: https://dotenv-linter.github.io/#/usage ## 🚦 Continuous Integration `dotenv-linter` can also be used with CI services such as: [GitHub Actions](https://dotenv-linter.github.io/#/ci/github_actions) and [Circle CI](https://dotenv-linter.github.io/#/ci/circleci). ## 🚧 Benchmark Benchmarking [dotenv-linter/dotenv-linter](https://github.com/dotenv-linter/dotenv-linter) and [wemake-services/dotenv-linter](https://github.com/wemake-services/dotenv-linter) has done using the [hyperfine](https://github.com/sharkdp/hyperfine) utility: | Command | Mean [ms] | Min [ms] | Max [ms] | Relative | |:---|---:|---:|---:|---:| | `dotenv-linter/dotenv-linter .env` | 2.7 ± 0.4 | 2.0 | 4.3 | 1.00 | | `wemake-services/dotenv-linter .env` | 162.6 ± 12.1 | 153.0 | 201.3 | 60.83 ± 10.20 | <details> <summary>Content of <code>.env</code> file used for benchmarking</summary> ```dotenv SPACED= KEY = VALUE SECRET="my value" SECRET=Already defined kebab-case-name=1 snake_case_name=2
If you've ever wanted to contribute to open source, now you have a great opportunity:
👍 Similar projects
- wemake-services/dotenv-linter (Python)
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