Enable unicorn/custom-error-definition

Author: porada

src/config-base/__snapshots__/index.test.ts.snap

@@ -467,6 +467,7 @@ exports[`is a valid Oxlint config 1`] = `
     "unicorn/consistent-empty-array-spread": "error",
     "unicorn/consistent-existence-index-check": "error",
     "unicorn/consistent-function-scoping": "error",
+    "unicorn/custom-error-definition": "error",
     "unicorn/empty-brace-spaces": "error",
     "unicorn/error-message": "error",
     "unicorn/escape-case": "error",

src/config-base/index.ts

@@ -367,6 +367,7 @@ const config: LinterConfigEntry = {
 		'unicorn/consistent-empty-array-spread': 'error',
 		'unicorn/consistent-existence-index-check': 'error',
 		'unicorn/consistent-function-scoping': 'error',
+		'unicorn/custom-error-definition': 'error',
 		'unicorn/empty-brace-spaces': 'error',
 		'unicorn/error-message': 'error',
 		'unicorn/escape-case': 'error',

src/define-config/__snapshots__/index.test.ts.snap

@@ -633,6 +633,7 @@ exports[`defines a valid Oxlint config 1`] = `
     "unicorn/consistent-empty-array-spread": "error",
     "unicorn/consistent-existence-index-check": "error",
     "unicorn/consistent-function-scoping": "error",
+    "unicorn/custom-error-definition": "error",
     "unicorn/empty-brace-spaces": "error",
     "unicorn/error-message": "error",
     "unicorn/escape-case": "error",
@@ -1540,6 +1541,7 @@ exports[`supports the \`react\` option 1`] = `
     "unicorn/consistent-empty-array-spread": "error",
     "unicorn/consistent-existence-index-check": "error",
     "unicorn/consistent-function-scoping": "error",
+    "unicorn/custom-error-definition": "error",
     "unicorn/empty-brace-spaces": "error",
     "unicorn/error-message": "error",
     "unicorn/escape-case": "error",