Upgrade to angular 13 (#49)

* manually replace tslint with eslint

- used the eslintrc from the base project
- removed all trace of tslint and uninstalled codelyzer as well

* upgrade to angular 13 and bump version number

Author: altbdoor

.eslintignore

@@ -0,0 +1,2 @@
+node_modules
+dist

.eslintrc

@@ -0,0 +1,37 @@
+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint"],
+  "ignorePatterns": ["*.generated.ts"],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "rules": {
+    // in addition to the recommended rules, add the following:
+    "eqeqeq": ["error", "always", { "null": "ignore" }],
+    "no-eval": "error",
+    "no-console": ["error", { "allow": ["info", "table", "warn", "error"] }],
+    "curly": "error",
+    "no-bitwise": "error",
+    "no-lone-blocks": "error",
+    "no-lonely-if": "error",
+    "no-return-assign": "error",
+    "max-depth": "error",
+
+    // Downgrade the rules from erros to warning
+    // Those are things that generally aren't nice, but there's too much of them in the code base
+    // to eliminate all at once.
+    "no-unused-vars": "warn",
+    "@typescript-eslint/no-explicit-any": "warn",
+    "@typescript-eslint/no-unused-vars": "warn",
+    "@typescript-eslint/no-this-alias": "warn",
+    "@typescript-eslint/no-var-requires": "warn",
+
+    // We turn warnings off for what we deem to be ok
+    "@typescript-eslint/no-inferrable-types": "off", // type annotations can be useful for the reader
+    "@typescript-eslint/no-empty-function": "off", // there's a lot of empty ngOnInit blocks, and we don't plan to get rid of those
+    "no-empty-function": "off"
+  }
+}

.gitignore

@@ -40,6 +40,7 @@ speed-measure-plugin*.json
 .history/*
 
 # misc
+/.angular/cache
 /.sass-cache
 /connect.lock
 /coverage

angular.json

@@ -48,7 +48,6 @@
               "optimization": true,
               "outputHashing": "all",
               "sourceMap": false,
-              "extractCss": true,
               "namedChunks": false,
               "extractLicenses": true,
               "vendorChunk": false,
@@ -102,19 +101,6 @@
             "scripts": []
           }
         },
-        "lint": {
-          "builder": "@angular-devkit/build-angular:tslint",
-          "options": {
-            "tsConfig": [
-              "tsconfig.app.json",
-              "tsconfig.spec.json",
-              "e2e/tsconfig.json"
-            ],
-            "exclude": [
-              "**/node_modules/**"
-            ]
-          }
-        },
         "e2e": {
           "builder": "@angular-devkit/build-angular:protractor",
           "options": {
@@ -154,18 +140,6 @@
             "tsConfig": "projects/angular-keyboard/tsconfig.spec.json",
             "karmaConfig": "projects/angular-keyboard/karma.conf.js"
           }
-        },
-        "lint": {
-          "builder": "@angular-devkit/build-angular:tslint",
-          "options": {
-            "tsConfig": [
-              "projects/angular-keyboard/tsconfig.lib.json",
-              "projects/angular-keyboard/tsconfig.spec.json"
-            ],
-            "exclude": [
-              "**/node_modules/**"
-            ]
-          }
         }
       }
     }},