htmlhint

htmlhint documentation

• Version in MegaLinter: 1.1.4
• Visit Official Web Site
• See How to configure htmlhint rules
  • If custom .htmlhintrc config file is not found, .htmlhintrc will be used
• See How to disable htmlhint rules in files
• See Index of problems detected by htmlhint

Configuration in MegaLinter

• Enable htmlhint by adding HTML_HTMLHINT in ENABLE_LINTERS variable
• Disable htmlhint by adding HTML_HTMLHINT in DISABLE_LINTERS variable

Variable	Description	Default value
HTML_HTMLHINT_ARGUMENTS	User custom arguments to add in linter CLI call Ex: -s --foo "bar"
HTML_HTMLHINT_FILTER_REGEX_INCLUDE	Custom regex including filter Ex: (src\|lib)	Include every file
HTML_HTMLHINT_FILTER_REGEX_EXCLUDE	Custom regex excluding filter Ex: (test\|examples)	Exclude no file
HTML_HTMLHINT_CLI_LINT_MODE	Override default CLI lint mode - file: Calls the linter for each file - list_of_files: Call the linter with the list of files as argument - project: Call the linter from the root of the project	list_of_files
HTML_HTMLHINT_FILE_EXTENSIONS	Allowed file extensions. "*" matches any extension, "" matches empty extension. Empty list excludes all files Ex: [".py", ""]	[".html", ".htm"]
HTML_HTMLHINT_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
HTML_HTMLHINT_PRE_COMMANDS	List of bash commands to run before the linter	None
HTML_HTMLHINT_POST_COMMANDS	List of bash commands to run after the linter	None
HTML_HTMLHINT_CONFIG_FILE	htmlhint configuration file name Use LINTER_DEFAULT to let the linter find it	.htmlhintrc
HTML_HTMLHINT_RULES_PATH	Path where to find linter configuration file	Workspace folder, then MegaLinter default rules
HTML_HTMLHINT_DISABLE_ERRORS	Run linter but consider errors as warnings	false
HTML_HTMLHINT_DISABLE_ERRORS_IF_LESS_THAN	Maximum number of errors allowed	0

IDE Integration

Use htmlhint in your favorite IDE to catch errors before MegaLinter !

	IDE	Extension Name	Install
	Atom	atom-htmlhint	Visit Web Site
	Brackets	brackets-htmlhint	Visit Web Site
	Sublime Text	SublimeLinter-contrib-htmlhint	Visit Web Site
	Visual Studio Code	vscode-htmlhint

MegaLinter Flavours

This linter is available in the following flavours

	Flavor	Description	Embedded linters	Info
	all	Default MegaLinter Flavor	101
	documentation	MegaLinter for documentation projects	42
	dotnet	Optimized for C, C++, C# or VB based projects	50
	go	Optimized for GO based projects	44
	java	Optimized for JAVA based projects	44
	javascript	Optimized for JAVASCRIPT or TYPESCRIPT based projects	51
	php	Optimized for PHP based projects	46
	python	Optimized for PYTHON based projects	50
	ruby	Optimized for RUBY based projects	43
	rust	Optimized for RUST based projects	43
	salesforce	Optimized for Salesforce based projects	45
	swift	Optimized for SWIFT based projects	43
	terraform	Optimized for TERRAFORM based projects	48

Behind the scenes

How are identified applicable files

• File extensions: .html, .htm

How the linting is performed

• htmlhint is called once with the list of files as arguments

Example calls

htmlhint myfile.html

htmlhint --config .htmlhintrc myfile.html

Help content

Usage: htmlhint <file|folder|pattern|stdin|url ...> [options]

Options:
  -V, --version                                                    output the version number
  -l, --list                                                       show all of the rules available
  -c, --config <file>                                              custom configuration file
  -r, --rules <ruleid, ruleid=value ...>                           set all of the rules available
  -R, --rulesdir <file|folder>                                     load custom rules from file or folder
  -f, --format <checkstyle|compact|html|json|junit|markdown|unix>  output messages as custom format
  -i, --ignore <pattern, pattern ...>                              add pattern to exclude matches
  --nocolor                                                        disable color
  --warn                                                           Warn only, exit with 0
  -h, --help                                                       display help for command
  Examples:

    htmlhint
    htmlhint www
    htmlhint www/test.html
    htmlhint www/**/*.xhtml
    htmlhint www/**/*.{htm,html}
    htmlhint http://www.alibaba.com/
    cat test.html | htmlhint stdin
    htmlhint --list
    htmlhint --rules tag-pair,id-class-value=underline test.html
    htmlhint --config .htmlhintrc test.html
    htmlhint --ignore **/build/**,**/test/**
    htmlhint --rulesdir ./rules/

Installation on mega-linter Docker image

• NPM packages (node.js):
  • htmlhint