Normalize snapshots

packages/base/rules-snapshot.json

@@ -9,12 +9,12 @@
   "@typescript-eslint/indent": "off",
   "@typescript-eslint/key-spacing": "off",
   "@typescript-eslint/keyword-spacing": "off",
-  "@typescript-eslint/lines-around-comment": 0,
+  "@typescript-eslint/lines-around-comment": "off",
   "@typescript-eslint/member-delimiter-style": "off",
   "@typescript-eslint/no-extra-parens": "off",
   "@typescript-eslint/no-extra-semi": "off",
   "@typescript-eslint/object-curly-spacing": "off",
-  "@typescript-eslint/quotes": 0,
+  "@typescript-eslint/quotes": "off",
   "@typescript-eslint/semi": "off",
   "@typescript-eslint/space-before-blocks": "off",
   "@typescript-eslint/space-before-function-paren": "off",
@@ -29,7 +29,7 @@
   "arrow-parens": "off",
   "arrow-spacing": "off",
   "babel/object-curly-spacing": "off",
-  "babel/quotes": 0,
+  "babel/quotes": "off",
   "babel/semi": "off",
   "block-scoped-var": "error",
   "block-spacing": "off",
@@ -201,9 +201,9 @@
   "key-spacing": "off",
   "keyword-spacing": "off",
   "linebreak-style": "off",
-  "lines-around-comment": 0,
+  "lines-around-comment": "off",
   "lines-between-class-members": "error",
-  "max-len": 0,
+  "max-len": "off",
   "max-statements-per-line": "off",
   "multiline-ternary": "off",
   "new-cap": ["error", { "newIsCap": true, "capIsNew": false }],
@@ -221,7 +221,7 @@
   "no-comma-dangle": "off",
   "no-compare-neg-zero": "error",
   "no-cond-assign": "error",
-  "no-confusing-arrow": 0,
+  "no-confusing-arrow": "off",
   "no-const-assign": "error",
   "no-constant-binary-expression": "error",
   "no-constant-condition": "error",
@@ -270,7 +270,7 @@
   "no-loop-func": "error",
   "no-loss-of-precision": "error",
   "no-misleading-character-class": "error",
-  "no-mixed-operators": 0,
+  "no-mixed-operators": "off",
   "no-mixed-spaces-and-tabs": "off",
   "no-multi-assign": "error",
   "no-multi-spaces": "off",
@@ -3167,7 +3167,7 @@
   "no-trailing-spaces": "off",
   "no-undef": "error",
   "no-undef-init": "error",
-  "no-unexpected-multiline": 0,
+  "no-unexpected-multiline": "off",
   "no-unmodified-loop-condition": "error",
   "no-unneeded-ternary": ["error", { "defaultAssignment": false }],
   "no-unreachable": "error",
@@ -3259,7 +3259,7 @@
   "promise/param-names": "error",
   "promise/valid-params": "warn",
   "quote-props": "off",
-  "quotes": 0,
+  "quotes": "off",
   "radix": "error",
   "react/jsx-child-element-spacing": "off",
   "react/jsx-closing-bracket-location": "off",
@@ -3322,7 +3322,7 @@
   "unicorn/empty-brace-spaces": "off",
   "unicorn/no-nested-ternary": "off",
   "unicorn/number-literal-case": "off",
-  "unicorn/template-indent": 0,
+  "unicorn/template-indent": "off",
   "use-isnan": "error",
   "valid-typeof": "error",
   "vue/array-bracket-newline": "off",
@@ -3342,11 +3342,11 @@
   "vue/html-end-tags": "off",
   "vue/html-indent": "off",
   "vue/html-quotes": "off",
-  "vue/html-self-closing": 0,
+  "vue/html-self-closing": "off",
   "vue/key-spacing": "off",
   "vue/keyword-spacing": "off",
   "vue/max-attributes-per-line": "off",
-  "vue/max-len": 0,
+  "vue/max-len": "off",
   "vue/multiline-html-element-content-newline": "off",
   "vue/multiline-ternary": "off",
   "vue/mustache-interpolation-spacing": "off",

scripts/validate-configs.mjs

@@ -8,6 +8,7 @@ import { format } from 'prettier';
 
 /**
  * @typedef {import('eslint').Linter.Config[]} Config
+ * @typedef {Record<string, string | Array<[string, ...unknown[]]>>} Rules
  */
 
 // The path to the monorepo packages directory
@@ -23,19 +24,62 @@ const WRITE_MODE =
 // For logging
 const TAB = '    ';
 
+/**
+ * Given an ESLint rule config value, convert it from numerical (0, 1, 2) to
+ * string (off, warn, error) notation, or just returns the given value.
+ *
+ * @param {unknown} configValue - The rule config value to normalize.
+ * @returns {string | unknown} The normalized rule config value.
+ */
+function normalizeRuleConfigValue(configValue) {
+  if (typeof configValue !== 'number' && typeof configValue !== 'string') {
+    return configValue;
+  }
+
+  switch (String(configValue)) {
+    case '0':
+      return 'off';
+    case '1':
+      return 'warn';
+    case '2':
+      return 'error';
+    default:
+      return configValue;
+  }
+}
+
+/**
+ * Normalize a rules object, converting numerical rule values to string rule
+ * values.
+ *
+ * @param {Rules} rules - The rules object to normalize.
+ * @returns {Rules} The normalized rules object.
+ */
+function normalizeRules(rules) {
+  // @ts-expect-error - `Object.fromEntries` doesn't infer the return type.
+  return Object.fromEntries(
+    Object.entries(rules).map(([ruleName, ruleConfig]) => [
+      ruleName,
+      Array.isArray(ruleConfig)
+        ? [normalizeRuleConfigValue(ruleConfig[0]), ...ruleConfig.slice(1)]
+        : normalizeRuleConfigValue(ruleConfig),
+    ]),
+  );
+}
+
 /**
  * Flatten a {@link ConfigArray} into a record of rule names to rule values.
  *
  * @param {ConfigArray} configArray - The config array to flatten.
- * @returns {Record<string, string | object>} The flattened rule set.
+ * @returns {Rules} The flattened rule set.
  */
 function flattenConfigArray(configArray) {
   /**
-   * @type {Record<string, string | object>}
+   * @type {Rules}
    */
   const ruleSet = configArray.reduce((flatConfig, rule) => {
     if (hasProperty(rule, 'rules')) {
-      Object.assign(flatConfig, rule.rules);
+      Object.assign(flatConfig, normalizeRules(rule.rules));
     }
 
     return flatConfig;
@@ -53,13 +97,14 @@ function flattenConfigArray(configArray) {
  * - Its flattened, complete rule set.
  * - The path to the package.
  *
- * @returns {Promise<Map<string, { packagePath: string; ruleSet: Record<string, string | object> }>>} The config map.
+ * @returns {Promise<Map<string, { packagePath: string; ruleSet: Rules }>>} The
+ * config map.
  */
 async function getMetaMaskConfigs() {
   const packages = await fs.readdir(PACKAGES_DIR_PATH);
 
   /**
-   * @type {Map<string, { packagePath: string; ruleSet: Record<string, string | object> }>}
+   * @type {Map<string, { packagePath: string; ruleSet: Rules }>}
    */
   const allConfigs = new Map();