Rules & Standard

Rules

BlankEOFRule: ensures that files ends with one blank line.
BlockNameSpacingRule: ensures there is one space before and after block names.
DelimiterSpacingRule: ensures there is one space before }}, %} and #}, and after {{, {%, {#.
EmptyLinesRule: ensures that 2 empty lines do not follow each other.
HashQuoteRule: ensures that hash key are not unnecessarily quoted (configurable).
IncludeFunctionRule: ensures that include function is used instead of function tag.
IndentRule: ensures that files are not indented with tabs (configurable).
OperatorNameSpacingRule: ensures there is no consecutive spaces inside operator names.
OperatorSpacingRule: ensures there is one space before and after an operator except for ...
PunctuationSpacingRule: ensures there is no space before and after a punctuation except for : and , (configurable).
SingleQuoteRule: ensures that strings use single quotes when possible (configurable).
TrailingCommaSingleLineRule: ensures that single-line arrays, objects and argument lists do not have a trailing comma.
TrailingSpaceRule: ensures that files have no trailing spaces.

To use these rules, you have to allow non-fixable rules on your ruleset.

DirectoryNameRule: ensures that directory name uses snake_case (configurable).
FileExtensionRule: ensures that file name uses two extensions (e.g. index.html.twig).
FileNameRule: ensures that file name uses snake_case (configurable).
VariableNameRule: ensures that variable name uses snake_case (configurable).

Some rules are configurable, those rule are implementing \TwigCsFixer\Rules\ConfigurableRuleInterface.

The easiest way to see how to configure such rules is to look at the __construct() definition of those rules. For instance:

new TwigCsFixer\Rules\Punctuation\PunctuationSpacingRule(
    ['}' => 1],
    ['{' => 1],
);

new TwigCsFixer\Rules\Whitespace\IndentRule(3);

Twig:

TwigCsFixer:

Symfony: