.stylelintrc.js

/**
 * This file is part of react-boilerplate.
 * @link     : https://zhaiyiming.com/
 * @author   : Emil Zhai (root@derzh.com)
 * @modifier : Emil Zhai (root@derzh.com)
 * @copyright: Copyright (c) 2018 TINYMINS.
 */

const selectorClassPatternBEM = [
  // Matches class name likes this: block__elem--mod or block1__elem1--mod1-block2__elem2--mod2-...
  /^(?:(weui|ant|BraftEditor)-[a-zA-Z-_]+|(?:(?:(?:^|(?!^)-)[a-z]+\d*|-[a-z]*\d+)(?:__[a-z]+\d*|__[a-z]*\d+){0,1}(?:--[a-z]+\d*|--[a-z]*\d+){0,1})*)$/u,
  {
    severity: 'error',
    resolveNestedSelectors: true,
    message: 'Selector should be written in BEM style (selector-class-pattern)',
  },
];

module.exports = {
  extends: 'stylelint-config-standard',
  plugins: ['stylelint-less'],
  ignoreDisables: true,
  rules: {
    'at-rule-empty-line-before': [
      'always',
      {
        except: [
          'inside-block',
          'blockless-after-same-name-blockless',
          'first-nested',
        ],
        ignore: ['blockless-after-blockless'],
        ignoreAtRules: ['array', 'of', 'at-rules', 'at-root'],
      },
    ],
    'at-rule-no-unknown': null,
    'color-hex-length': 'long',
    'color-no-invalid-hex': true,
    'comment-empty-line-before': [
      'always',
      {
        ignore: ['after-comment', 'stylelint-commands'],
      },
    ],
    'function-no-unknown': null,
    'max-nesting-depth': null,
    'no-empty-source': null,
    'no-descending-specificity': null,
    'number-leading-zero': 'never',
    'selector-class-pattern': selectorClassPatternBEM,
    'selector-id-pattern': /^\$?[a-z][a-z0-9]*(?:-[a-z0-9]+)*$/u,
    'selector-max-compound-selectors': null,
    'selector-no-qualifying-type': null,
    'selector-pseudo-class-no-unknown': [
      true,
      {
        ignorePseudoClasses: ['global'],
      },
    ],
  },
  overrides: [
    {
      files: ['*.less', '**/*.less'],
      customSyntax: 'postcss-less',
      rules: {
        'selector-class-pattern': null,
      },
    },
    {
      files: ['src/styles/*.less', 'src/styles/**/*.less'],
      rules: {
        'selector-class-pattern': selectorClassPatternBEM,
      },
    },
  ],
};