dotenv-linter

dotenv-linter documentation

Version in MegaLinter: 3.3.0
Visit Official Web Site
See Index of problems detected by dotenv-linter

Configuration in MegaLinter

Enable dotenv-linter by adding ENV_DOTENV_LINTER in ENABLE_LINTERS variable
Disable dotenv-linter by adding ENV_DOTENV_LINTER in DISABLE_LINTERS variable

Enable autofixes by adding ENV_DOTENV_LINTER in APPLY_FIXES variable

Variable	Description	Default value
ENV_DOTENV_LINTER_ARGUMENTS	User custom arguments to add in linter CLI call Ex: `-s --foo "bar"`
ENV_DOTENV_LINTER_COMMAND_REMOVE_ARGUMENTS	User custom arguments to remove from command line before calling the linter Ex: `-s --foo "bar"`
ENV_DOTENV_LINTER_FILTER_REGEX_INCLUDE	Custom regex including filter Ex: `(src\\|lib)`	Include every file
ENV_DOTENV_LINTER_FILTER_REGEX_EXCLUDE	Custom regex excluding filter Ex: `(test\\|examples)`	Exclude no file
ENV_DOTENV_LINTER_CLI_LINT_MODE	Override default CLI lint mode - `file`: Calls the linter for each file - `project`: Call the linter from the root of the project	`file`
ENV_DOTENV_LINTER_FILE_EXTENSIONS	Allowed file extensions. `"*"` matches any extension, `""` matches empty extension. Empty list excludes all files Ex: `[".py", ""]`	`[".env"]`
ENV_DOTENV_LINTER_FILE_NAMES_REGEX	File name regex filters. Regular expression list for filtering files by their base names using regex full match. Empty list includes all files Ex: `["Dockerfile(-.+)?", "Jenkinsfile"]`	Include every file
ENV_DOTENV_LINTER_PRE_COMMANDS	List of bash commands to run before the linter	None
ENV_DOTENV_LINTER_POST_COMMANDS	List of bash commands to run after the linter	None
ENV_DOTENV_LINTER_UNSECURED_ENV_VARIABLES	List of env variables explicitly not filtered before calling ENV_DOTENV_LINTER and its pre/post commands	None
ENV_DOTENV_LINTER_DISABLE_ERRORS	Run linter but consider errors as warnings	`false`
ENV_DOTENV_LINTER_DISABLE_ERRORS_IF_LESS_THAN	Maximum number of errors allowed	`0`
ENV_DOTENV_LINTER_CLI_EXECUTABLE	Override CLI executable	`['dotenv-linter']`

MegaLinter Flavors

This linter is available in the following flavors

Flavor	Description	Embedded linters
all	Default MegaLinter Flavor	124
c_cpp	Optimized for pure C/C++ projects	54
ci_light	Optimized for CI items (Dockerfile, Jenkinsfile, JSON/YAML schemas,XML	21
cupcake	MegaLinter for the most commonly used languages	84
documentation	MegaLinter for documentation projects	49
dotnet	Optimized for C, C++, C# or VB based projects	62
dotnetweb	Optimized for C, C++, C# or VB based projects with JS/TS	71
go	Optimized for GO based projects	51
java	Optimized for JAVA based projects	53
javascript	Optimized for JAVASCRIPT or TYPESCRIPT based projects	59
php	Optimized for PHP based projects	54
python	Optimized for PYTHON based projects	62
ruby	Optimized for RUBY based projects	50
rust	Optimized for RUST based projects	50
salesforce	Optimized for Salesforce based projects	54
swift	Optimized for SWIFT based projects	50
terraform	Optimized for TERRAFORM based projects	54

Behind the scenes

How are identified applicable files

File extensions: .env

How the linting is performed

dotenv-linter is called one time by identified file (file CLI lint mode)

Example calls

dotenv-linter myfile.env

dotenv-linter fix myfile.env

Help content

dotenv-linter 3.3.0
Mikhail Grachev <work@mgrachev.com>
Lightning-fast linter for .env files

USAGE:
    dotenv-linter [OPTIONS] [input]... [SUBCOMMAND]

ARGS:
    <input>...    files or paths [default: /]

OPTIONS:
    -e, --exclude <FILE_NAME>...    Excludes files from check
    -h, --help                      Print help information
        --no-color                  Turns off the colored output
        --not-check-updates         Doesn't check for updates
    -q, --quiet                     Doesn't display additional information
    -r, --recursive                 Recursively searches and checks .env files
    -s, --skip <CHECK_NAME>...      Skips checks
    -v, --version                   Print version information

SUBCOMMANDS:
    compare    Compares if files have the same keys [aliases: c]
    fix        Automatically fixes warnings [aliases: f]
    list       Shows list of available checks [aliases: l]

Installation on mega-linter Docker image

Dockerfile commands :

RUN wget -q -O - https://raw.githubusercontent.com/dotenv-linter/dotenv-linter/master/install.sh | sh -s