SwiftLint/Source/SwiftLintBuiltInRules/Rules/RuleConfigurations/TestCaseAccessibilityConfiguration.swift

import SwiftLintCore

@AutoConfigParser
struct TestCaseAccessibilityConfiguration: SeverityBasedRuleConfiguration {
    @ConfigurationElement(key: "severity")
    private(set) var severityConfiguration = SeverityConfiguration<Parent>(.warning)
    @ConfigurationElement(key: "allowed_prefixes")
    private(set) var allowedPrefixes: Set<String> = []
    @ConfigurationElement(
        key: "test_parent_classes",
        postprocessor: { $0.formUnion(["QuickSpec", "XCTestCase"]) }
    )
    private(set) var testParentClasses = Set<String>()
}