Stylelint: добавил проверку БЭМ и соответствия имени файла и Блока

.stylelintrc

 {
   "syntax": "scss",
-  # http://stylelint.io/user-guide/rules/
+  "plugins": [
+    "stylelint-selector-bem-pattern"
+  ],
   "rules": {
+    # https://github.com/postcss/postcss-bem-linter#custom-patterns
+    "plugin/selector-bem-pattern": [{
+      "implicitComponents": true,
+      "componentName": "[-a-z]+",
+      "componentSelectors": {
+        "initial": "^(\\.{componentName}(__[a-z]+|--[-a-z0-9]+|__[-a-z]+--[-a-z0-9]+|.[-a-z]+|__[a-z]+.[-a-z]+)?)$",
+        "combined": "^.+$"
+      },
+      "ignoreSelectors": [
+        "^\\.(no-)?js(-modal-open)?$",
+        "a(\\[[a-z]+|:[a-z]+)?",
+        "h[1-6]",
+        "pre",
+        "blockquote",
+        "thead",
+        "tr",
+        "img",
+        "img",
+        "p",
+        "table",
+        "^&:empty",
+        "#{\\$[-a-z]+}__[-a-z]+",
+        "^\\*$"
+      ],
+    },
+    {
+      "severity": "warning",
+      "message": "Селектор не из имени файла или БЭМ-ошибка"
+    }],
+    # http://stylelint.io/user-guide/rules/
     "color-hex-case": ["lower", {
       "severity": "warning",
       "message": "HEX цвета буквами строчными указывать следует"

package.json

@@ -71,6 +71,7 @@
     "postcss-object-fit-images": "^1.1.2",
     "pug-lint": "^2.5.0",
     "stylelint": "^9.1.1",
+    "stylelint-selector-bem-pattern": "^2.0.0",
     "through2": "^3.0.0",
     "vinyl-buffer": "^1.0.1",
     "webpack": "^4.27.1",

src/blocks/field-select/field-select.scss

@@ -77,6 +77,7 @@
 
 
 
+/** @define choices */
 .choices {
 
   $block-name:                &; // #{$block-name}__element

src/blocks/page/page.scss

@@ -326,3 +326,4 @@ pre {
     background: transparent;
   }
 }
+

src/blocks/tabs/tabs.scss

@@ -100,4 +100,3 @@
     }
   }
 }
-

src/scss/mixins/form-mixins.scss

@@ -8,7 +8,7 @@
   line-height: 1.2em;
   color: $text-color--muted;
 
-  &:empty {
+  &:empty { // stylelint-disable-line
     display: none;
   }
 }

src/scss/mixins/grid-mixins.scss

@@ -123,7 +123,7 @@ $grid-gutter-width:           30px !default;
   display: flex;
   flex-wrap: wrap;
 
-  & > * { // stylelint-disable-line  selector-combinator-blacklist
+  & > * { // stylelint-disable-line  selector-combinator-blacklist, plugin/selector-bem-pattern
     flex-basis: 100%;
   }