Migrate eslint rules/deps to use ethjs monorepo current

Author: acolytec3

.eslintrc.js

@@ -1,15 +1,53 @@
 module.exports = {
-  extends: '@ethereumjs/eslint-config-defaults',
-  parserOptions: {
-    project: ['./tsconfig.json'],
-  },
+  parser: '@typescript-eslint/parser',
+  plugins: ['@typescript-eslint', 'implicit-dependencies', 'import', 'prettier'],
   env: {
-    mocha: true,
+    es2020: true,
+    node: true,
+    mocha: true
   },
+  ignorePatterns: [
+    'node_modules/',
+    'dist/',
+    'coverage/',
+    'prettier.config.js',
+    'typedoc.js',
+    'karma.conf.js',
+  ],
+  extends: ['typestrict', 'eslint:recommended'],
   rules: {
-    'no-constant-condition': 'off',
-    '@typescript-eslint/no-use-before-define': 'off',
+    'no-console': 'warn',
+    'no-debugger': 'error',
+    'prefer-const': 'error',
+    'no-var': 'error',
+    'no-constant-condition': 'warn',
+    'implicit-dependencies/no-implicit': ['error', { peer: true, dev: true, optional: true }],
+    '@typescript-eslint/prefer-nullish-coalescing': 'error',
+    '@typescript-eslint/no-use-before-define': 'warn',
+    '@typescript-eslint/naming-convention': [
+      'error',
+      {
+        selector: 'interface',
+        format: ['PascalCase', 'camelCase'],
+        custom: {
+          regex: '^I[A-Z]',
+          match: false,
+        },
+      },
+    ],
+    'no-unused-vars': 'off',
+    '@typescript-eslint/no-unused-vars': [
+      'error',
+      { argsIgnorePattern: '^_', varsIgnorePattern: '^_' },
+    ],
     '@typescript-eslint/no-unnecessary-condition': 'off',
+    'no-dupe-class-members': 'off',
+    'no-extra-semi': 'off',
+    'prettier/prettier': 'error',
+    'no-redeclare': 'off',
+    '@typescript-eslint/no-redeclare': ['error'],
+    '@typescript-eslint/restrict-plus-operands': 'off',
+    'import/no-default-export' : 'off'
   },
   overrides: [
     {
@@ -21,4 +59,9 @@ module.exports = {
       },
     },
   ],
+  parserOptions: {
+    sourceType: 'module',
+    project: './tsconfig.json',
+  },
 }
+