feat: add check-path-alias custom ESLint rule (#123)

.eslintrc

@@ -24,7 +24,7 @@
         "react-prefer-function-component",
         "@typescript-eslint",
         "simple-import-sort",
-        "restrict-import-depth",
+        "custom-utrp",
     ],
     "globals": {
         "Atomics": "readonly",
@@ -208,6 +208,7 @@
         "@typescript-eslint/consistent-type-imports": "error",
         "simple-import-sort/imports": "error",
         "simple-import-sort/exports": "error",
-        "restrict-import-depth/restrict-import-depth": "error",
+        "custom-utrp/restrict-import-depth": "error",
+        "custom-utrp/check-path-alias": "error",
     },
 }

custom-eslint-rules/check-path-alias.js

@@ -0,0 +1,54 @@
+/**
+ * @fileoverview Check if imports match the path aliases defined in tsconfig.
+ */
+
+'use strict';
+
+module.exports = {
+    meta: {
+        type: 'problem',
+        docs: {
+            description: 'Check if imports match the path aliases defined in tsconfig',
+            category: 'Possible Errors',
+            recommended: true,
+        },
+        fixable: null,
+        schema: [],
+    },
+
+    create: function (context) {
+        return {
+            ImportDeclaration(node) {
+                const importPath = node.source.value;
+                // Get aliases from tsconfig and check if the import matches any of them
+                // "paths": {
+                //     "src/*": ["src/*"],
+                //     "@assets/*": ["src/assets/*"],
+                //     "@pages/*": ["src/pages/*"],
+                //     "@public/*": ["public/*"],
+                //     "@shared/*": ["src/shared/*"],
+                //     "@background/*": ["src/pages/background/*"],
+                //     "@views/*": ["src/views/*"]
+                // }
+                const tsconfig = require('../tsconfig.json');
+                const paths = tsconfig.compilerOptions.paths;
+                let pathList = [];
+
+                for (let key in paths) {
+                    paths[key].forEach(value => {
+                        if (key.startsWith('@')) {
+                            pathList.push(value.replace('/*', ''));
+                        }
+                    });
+                }
+
+                if (pathList.some(path => importPath.startsWith(path))) {
+                    context.report({
+                        node,
+                        message: 'Use a path alias here',
+                    });
+                }
+            },
+        };
+    },
+};

custom-eslint-rules/index.js

@@ -1,5 +1,6 @@
 module.exports = {
     rules: {
         'restrict-import-depth': require('./restrict-import-depth'),
+        'check-path-alias': require('./check-path-alias'),
     },
 };

custom-eslint-rules/package.json

@@ -1,6 +1,6 @@
 {
-  "name": "eslint-plugin-restrict-import-depth",
+  "name": "eslint-plugin-custom-utrp",
   "version": "0.1.0",
-  "description": "ESLint plugin to restrict the depth of import statements",
+  "description": "Custom ESLint rules for UTRP",
   "main": "index.js"
 }

custom-eslint-rules/restrict-import-depth.js

@@ -23,7 +23,7 @@ module.exports = {
                 if (importPath.startsWith('../../')) {
                     context.report({
                         node,
-                        message: 'Importing files more than 2 directories up is not allowed.',
+                        message: 'Importing files more than 2 directories up is not allowed',
                     });
                 }
             },

package.json

@@ -94,7 +94,7 @@
         "eslint-plugin-react-hooks": "^4.6.0",
         "eslint-plugin-react-prefer-function-component": "^3.3.0",
         "eslint-plugin-react-refresh": "^0.4.5",
-        "eslint-plugin-restrict-import-depth": "link:./custom-eslint-rules",
+        "eslint-plugin-custom-utrp": "link:./custom-eslint-rules",
         "eslint-plugin-simple-import-sort": "^12.0.0",
         "eslint-plugin-storybook": "^0.6.15",
         "path": "^0.12.7",