SwiftLint/Source/SwiftLintFramework/Rules/Idiomatic/ForceCastRule.swift

27 lines
926 B
Swift

import SourceKittenFramework
public struct ForceCastRule: ConfigurationProviderRule, AutomaticTestableRule {
public var configuration = SeverityConfiguration(.error)
public init() {}
public static let description = RuleDescription(
identifier: "force_cast",
name: "Force Cast",
description: "Force casts should be avoided.",
kind: .idiomatic,
nonTriggeringExamples: [
Example("NSNumber() as? Int\n")
],
triggeringExamples: [ Example("NSNumber() ↓as! Int\n") ]
)
public func validate(file: SwiftLintFile) -> [StyleViolation] {
return file.match(pattern: "as!", with: [.keyword]).map {
StyleViolation(ruleDescription: type(of: self).description,
severity: configuration.severity,
location: Location(file: file, characterOffset: $0.location))
}
}
}