Node 16 NPM 8 upgrade -> TSLINT => ESLINT migration (broken compile d…

…ue to Prettier lint not adjusted yet)

.eslintignore

@@ -0,0 +1,10 @@
+.vscode/*
+.history/*
+.github/*
+.git/*
+dist/*
+docs/*
+misc/*
+node_modules/*
+tools/*
+tsconfigs/*

.eslintrc.js

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+module.exports = {
+    parser: "@typescript-eslint/parser",
+    env: {
+        node: true,
+        browser: true,
+        es6: true,
+        es2020: true,
+    },
+    parserOptions: {
+        ecmaVersion: 2020,
+        sourceType: "module",
+        ecmaFeatures: {
+            jsx: true,
+        },
+    },
+    extends: ["plugin:@typescript-eslint/recommended", "prettier", "plugin:prettier/recommended"],
+    plugins: ["unused-imports", "prettier"],
+    rules: {
+        quotes: ["error", "double"],
+        "comma-dangle": ["error", "always-multiline"],
+        "eol-last": ["error", "always"],
+        semi: ["error", "always"],
+
+        "no-unused-vars": 0,
+        // "@typescript-eslint/no-unused-vars": 0,
+        "@typescript-eslint/no-unused-vars": [
+            "error",
+            {
+                vars: "all",
+                args: "all",
+                argsIgnorePattern: "^_",
+                varsIgnorePattern: "^_",
+                caughtErrorsIgnorePattern: "^_",
+                caughtErrors: "all",
+            },
+        ],
+        "unused-imports/no-unused-imports": "error",
+        "unused-imports/no-unused-vars": [
+            "error",
+            {
+                vars: "all",
+                args: "all",
+                argsIgnorePattern: "^_",
+                varsIgnorePattern: "^_",
+                caughtErrorsIgnorePattern: "^_",
+                caughtErrors: "all",
+            },
+        ],
+
+        // TODO ({} used as anonymous / generic object type)
+        // "@typescript-eslint/ban-types": 0,
+
+        // TODO (many any!!)
+        // "@typescript-eslint/no-explicit-any": 0,
+
+        // TODO (missing return types on functions)
+        "@typescript-eslint/explicit-module-boundary-types": 0,
+        // "@typescript-eslint/explicit-module-boundary-types": [
+        //     "error",
+        //     {
+        //         allowArgumentsExplicitlyTypedAsAny: true,
+        //         allowDirectConstAssertionInArrowFunctions: true,
+        //         allowedNames: [],
+        //         allowHigherOrderFunctions: true,
+        //         allowTypedFunctionExpressions: true,
+        //     },
+        // ],
+
+        // "@typescript-eslint/explicit-function-return-type": 0,
+        // "@typescript-eslint/explicit-function-return-type": [
+        //     "error",
+        //     {
+        //         allowExpressions: true,
+        //         allowTypedFunctionExpressions: true,
+        //     },
+        // ],
+
+        "prettier/prettier": "error",
+    },
+    // overrides: [
+    //     {
+    //         files: ["*.ts", "*.tsx"],
+    //         rules: {
+    //             "@typescript-eslint/explicit-function-return-type": [
+    //                 "error",
+    //                 {
+    //                     allowExpressions: true,
+    //                 },
+    //             ],
+    //         },
+    //     },
+    // ],
+};

.prettierignore

@@ -0,0 +1,12 @@
+.vscode/*
+.history/*
+.github/*
+.git/*
+dist/*
+docs/*
+misc/*
+node_modules/*
+tools/*
+tsconfigs/*
+
+src/*

.prettierrc.js

@@ -0,0 +1,7 @@
+module.exports = {
+    semi: true,
+    trailingComma: "all",
+    singleQuote: false,
+    printWidth: 120,
+    tabWidth: 4,
+};