refactor(lint): switch to eslint and fix errors

Author: gund

.eslintrc.json

@@ -0,0 +1,26 @@
+{
+  "root": true,
+  "ignorePatterns": ["projects/**/*"],
+  "overrides": [
+    {
+      "files": ["*.ts"],
+      "parserOptions": {
+        "project": ["tsconfig.json", "e2e/tsconfig.json"],
+        "createDefaultProgram": true
+      },
+      "extends": [
+        "plugin:@angular-eslint/ng-cli-compat",
+        "plugin:@angular-eslint/ng-cli-compat--formatting-add-on",
+        "plugin:@angular-eslint/template/process-inline-templates"
+      ],
+      "rules": {
+        "prefer-arrow/prefer-arrow-functions": "off"
+      }
+    },
+    {
+      "files": ["*.html"],
+      "extends": ["plugin:@angular-eslint/template/recommended"],
+      "rules": {}
+    }
+  ]
+}

.vscode/settings.json

@@ -1,3 +1,4 @@
 {
-  "angular.enable-strict-mode-prompt": false
+  "angular.enable-strict-mode-prompt": false,
+  "typescript.tsdk": "node_modules/typescript/lib"
 }

angular.json

@@ -24,6 +24,15 @@
         "test": {
           "builder": "@angular-builders/jest:run",
           "options": {}
+        },
+        "lint": {
+          "builder": "@angular-eslint/builder:lint",
+          "options": {
+            "lintFilePatterns": [
+              "projects/ngx-element-boundary/**/*.ts",
+              "projects/ngx-element-boundary/**/*.html"
+            ]
+          }
         }
       }
     },
@@ -71,7 +80,9 @@
               "projects/demo/src/favicon.ico",
               "projects/demo/src/assets"
             ],
-            "styles": ["projects/demo/src/styles.css"],
+            "styles": [
+              "projects/demo/src/styles.css"
+            ],
             "scripts": [],
             "vendorChunk": true,
             "extractLicenses": false,
@@ -132,6 +143,9 @@
     }
   },
   "cli": {
-    "analytics": false
+    "analytics": false,
+    "schematicCollections": [
+      "@angular-eslint/schematics"
+    ]
   }
 }