MegaLinter Runner

This package allows to run MegaLinter locally before running it in your CD/CI workflow, or simply to locally apply reformatting and fixes without having to install up to date linters for your files

Installation

Pre-requisites

You need to have NodeJS and Docker installed on your computer to run MegaLinter locally with MegaLinter Runner

Global installation

npm install mega-linter-runner -g

Local installation

npm install mega-linter-runner --save-dev

No installation

You can run mega-linter-runner without installation by using npx

Example:

npx mega-linter-runner -r beta -e 'ENABLE=MARKDOWN,YAML' -e 'SHOW_ELAPSED_TIME=true'

Pre-commit hook

You can run mega-linter-runner as a pre-commit hook

Sample .pre-commit-config.yaml:

repos:
  - repo: https://github.com/megalinter/megalinter
    rev: v5.12.0 # Git tag specifying the hook, not mega-linter-runner, version
    hooks:
      - id: megalinter # Faster, less thorough, runs pre-commit by default
      - id: megalinter-all # Slower, more thorough, runs pre-push by default

See .pre-commit-hooks.yaml for more details.

Usage

mega-linter-runner [OPTIONS]

The options are only related to mega-linter-runner. For MegaLinter options, please use a .mega-linter.yml configuration file

Option	Description	Default
-p --path	Directory containing the files to lint	current directory
--flavor	Set this parameter to use a MegaLinter flavor	all
-d --image	You can override the used docker image, including if it is on another docker registry
-e --env	Environment variables for MegaLinter, following format 'ENV_VAR_NAME=VALUE' Warning: Quotes are mandatory
--fix	Automatically apply formatting and fixes in your files
-r --release	Allows to override MegaLinter version used	v5
-h --help	Show mega-linter-runner help
-v --version	Show mega-linter-runner version
-i --install	Generate MegaLinter configuration files
--containername	Specify MegaLinter container name

You can also use npx mega-linter-runner if you do not want to install the package

Examples

mega-linter-runner

mega-linter-runner -p myFolder --fix

mega-linter-runner -r beta -e 'ENABLE=MARKDOWN,YAML' -e 'SHOW_ELAPSED_TIME=true'

Configuration

You can generate a ready-to-use .mega-linter.yml configuration file by running npx mega-linter-runner --install at the root of your repository