#19 #18 Switch from tslint to eslint and add prettier

Also
- set prettier as default vscode formatter
- set some default rules

src/.eslintrc.json

@@ -0,0 +1,46 @@
+{
+  "root": true,
+  "extends": ["plugin:angular/johnpapa"],
+  "rules": {
+    "eol-last": "error",
+    "array-bracket-newline": ["error", { "multiline": true }],
+    "array-bracket-spacing": [
+      "error",
+      "always",
+      {
+        "singleValue": false
+      }
+    ],
+    "array-element-newline": ["error", "consistent"],
+    "object-curly-spacing": ["error", "always"],
+    "object-curly-newline": ["error", { "multiline": true }],
+    "object-property-newline": [
+      "error",
+      {
+        "allowAllPropertiesOnSameLine": true
+      }
+    ]
+  },
+  "overrides": [
+    {
+      "files": ["*.ts"],
+      "parserOptions": {
+        "project": ["tsconfig.*?.json", "e2e/tsconfig.json"],
+        "createDefaultProgram": true
+      },
+      "extends": ["plugin:@angular-eslint/recommended"],
+      "rules": {}
+    },
+    {
+      "files": ["*.component.html"],
+      "extends": ["plugin:@angular-eslint/template/recommended"],
+      "rules": {
+        "max-len": ["error", { "code": 140 }]
+      }
+    },
+    {
+      "files": ["*.component.ts"],
+      "extends": ["plugin:@angular-eslint/template/process-inline-templates"]
+    }
+  ]
+}

src/.prettierrc.json

@@ -0,0 +1,7 @@
+{
+  "singleQuote": true,
+  "trailingComma": "es5",
+  "useTabs": false,
+  "tabWidth": 2,
+  "semi": true
+}

src/.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+}

src/angular.json

@@ -113,15 +113,11 @@
           }
         },
         "lint": {
-          "builder": "@angular-devkit/build-angular:tslint",
+          "builder": "@angular-eslint/builder:lint",
           "options": {
-            "tsConfig": [
-              "tsconfig.app.json",
-              "tsconfig.spec.json",
-              "e2e/tsconfig.json"
-            ],
-            "exclude": [
-              "**/node_modules/**"
+            "lintFilePatterns": [
+              "src/**/*.ts",
+              "src/**/*.component.html"
             ]
           }
         },