move eslintrc to js

.eslintrc.js

@@ -0,0 +1,77 @@
+module.exports = {
+  root: true,
+  extends: [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended-type-checked",
+    "plugin:@typescript-eslint/stylistic-type-checked",
+    "plugin:jsdoc/recommended",
+    "google",
+    "plugin:prettier/recommended",
+  ],
+  env: {
+    es6: true,
+    node: true,
+  },
+  parser: "@typescript-eslint/parser",
+  parserOptions: {
+    sourceType: "module",
+    ecmaVersion: "ES2020",
+    project: ["tsconfig.json", "tsconfig.dev.json"],
+  },
+  plugins: ["@typescript-eslint", "jsdoc"],
+  rules: {
+    "jsdoc/newline-after-description": "off",
+    "jsdoc/require-jsdoc": ["warn", { publicOnly: true }],
+    "jsdoc/require-param-type": "off",
+    "jsdoc/require-returns-type": "off",
+
+    "require-atomic-updates": "off", // This rule is so noisy and isn't useful: https://github.com/eslint/eslint/issues/11899
+    "require-jsdoc": "off", // This rule is deprecated and superseded by jsdoc/require-jsdoc.
+    "valid-jsdoc": "off", // This is deprecated but included in recommended configs.
+  },
+  overrides: [
+    {
+      files: ["*.ts"],
+      rules: {
+        "@typescript-eslint/no-explicit-any": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-argument": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-assignment": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-call": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-member-access": "warn", // TODO(bkendall): remove allow to error.
+      },
+    },
+    {
+      files: ["*.js"],
+      rules: {
+        "@typescript-eslint/no-empty-function": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-this-alias": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-argument": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-assignment": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-call": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-member-access": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-unsafe-return": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-use-before-define": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/no-var-requires": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/prefer-regexp-exec": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/restrict-plus-operands": "warn", // TODO(bkendall): remove allow to error.
+        "@typescript-eslint/unbound-method": "warn", // TODO(bkendall): remove allow to error.
+      },
+    },
+    {
+      files: ["*.spec.*"],
+      env: {
+        mocha: true,
+      },
+      rules: {
+        "@typescript-eslint/no-floating-promises": "warn", // TODO(bkendall): remove allow to error.
+      },
+    },
+  ],
+  settings: {
+    jsdoc: {
+      tagNamePreference: {
+        returns: "return",
+      },
+    },
+  },
+};