feat: add buildFromOxlintConfig

src/build-from-oxlint-config.spec.ts

@@ -35,10 +35,24 @@ describe('buildFromOxlintConfig', () => {
     });
   });
 
+  it('skip invalid rules inside "rules" scope', () => {
+    ['on', ['on'], 3, [3]].forEach((ruleSetting) => {
+      const rules = buildFromOxlintConfig({
+        plugins: [],
+        rules: {
+          eqeqeq: ruleSetting,
+        },
+      });
+
+      expect('eqeqeq' in rules).toBe(false);
+    });
+  });
+
   it('skip deactive categories', () => {
     expect(
       buildFromOxlintConfig({
         categories: {
+          // correctness is the only category on by default
           correctness: 'off',
         },
       })
@@ -108,7 +122,7 @@ describe('buildFromOxlintConfigFile', () => {
       'success-config.json',
       JSON.stringify({
         rules: {
-          'no-await-loop': 'on',
+          'no-await-loop': 'error',
         },
       })
     );

src/build-from-oxlint-config.ts

@@ -80,9 +80,9 @@ const appendRulesScope = (
 ): void => {
   for (const rule in oxlintRules) {
     // is this rules not turned off
-    if (!isDeactiveValue(oxlintRules[rule])) {
+    if (isActiveValue(oxlintRules[rule])) {
       rules[rule] = 'off';
-    } else if (rule in rules) {
+    } else if (rule in rules && isDeactiveValue(oxlintRules[rule])) {
       // rules extended by categories or plugins can be disabled manually
       delete rules[rule];
     }
@@ -95,6 +95,13 @@ const isDeactiveValue = (value: unknown): boolean => {
   return isOff(value) || (Array.isArray(value) && isOff(value[0]));
 };
 
+const isActiveValue = (value: unknown): boolean => {
+  const isOn = (value: unknown) =>
+    value === 'error' || value === 'warn' || value === 1 || value === 2;
+
+  return isOn(value) || (Array.isArray(value) && isOn(value[0]));
+};
+
 const readPluginsFromConfig = (config: Record<string, unknown>): string[] => {
   return 'plugins' in config && Array.isArray(config.plugins)
     ? (config.plugins as string[])