Merge pull request #60 from Hexlet/courses-lint

add linter for courses

course.mk

@@ -95,9 +95,15 @@ translations-write:
 markdown-lint:
 	npx markdownlint -c ../../../.markdownlint.json ${CURDIR}
 
+lint:
+	npx eslint -c ${ROOT_DIR}/eslint.config.js ${CURDIR}
+
 markdown-lint-fix:
 	npx markdownlint -f -c ../../../.markdownlint.json ${CURDIR}
 
+lint-fix:
+	npx eslint -c ${ROOT_DIR}/eslint.config.js ${CURDIR} --fix
+
 spellcheck:
 	docker run --rm -v ./:/content hexlet/languagetool-cli node ./bin/run.js check /content/**/*.md
 

docker.mk

@@ -141,4 +141,4 @@ markdown-lint-fix:
 	npx markdownlint -f -c ../../../../.markdownlint.json ${CURDIR}
 
 spellcheck:
-	docker run --rm -v ./:/content hexlet/languagetool-cli node ./bin/run.js check /content/**/*.md
+	docker run --rm -v ./:/content ghcr.io/hexlet/languagetool-cli node ./bin/run.js check /content/**/*.md

eslint.config.js

@@ -0,0 +1,31 @@
+import stylistic from '@stylistic/eslint-plugin';
+import globals from 'globals';
+import pluginJs from '@eslint/js';
+import markdown from '@eslint/markdown';
+
+export default [
+  pluginJs.configs.recommended,
+  stylistic.configs['recommended-flat'],
+  {
+    languageOptions: {
+      globals: {
+        ...globals.node,
+        ...globals.browser,
+        ...globals.jest,
+      },
+    },
+    plugins: {
+      '@stylistic': stylistic,
+    },
+    rules: {
+      '@stylistic/semi': ['error', 'always'],
+    },
+  },
+  {
+    files: ['**/*.md'],
+    plugins: {
+      markdown,
+    },
+    processor: 'markdown/markdown',
+  },
+];