54 lines
2.9 KiB
Swift
54 lines
2.9 KiB
Swift
import SwiftSyntax
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struct PrivateActionRule: SwiftSyntaxRule, OptInRule, ConfigurationProviderRule {
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var configuration = SeverityConfiguration<Self>(.warning)
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static let description = RuleDescription(
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identifier: "private_action",
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name: "Private Actions",
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description: "IBActions should be private",
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kind: .lint,
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nonTriggeringExamples: [
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Example("class Foo {\n\t@IBAction private func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("struct Foo {\n\t@IBAction private func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("class Foo {\n\t@IBAction fileprivate func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("struct Foo {\n\t@IBAction fileprivate func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("private extension Foo {\n\t@IBAction func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("fileprivate extension Foo {\n\t@IBAction func barButtonTapped(_ sender: UIButton) {}\n}\n")
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],
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triggeringExamples: [
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Example("class Foo {\n\t@IBAction ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("struct Foo {\n\t@IBAction ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("class Foo {\n\t@IBAction public ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("struct Foo {\n\t@IBAction public ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("class Foo {\n\t@IBAction internal ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("struct Foo {\n\t@IBAction internal ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("extension Foo {\n\t@IBAction ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("extension Foo {\n\t@IBAction public ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("extension Foo {\n\t@IBAction internal ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("public extension Foo {\n\t@IBAction ↓func barButtonTapped(_ sender: UIButton) {}\n}\n"),
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Example("internal extension Foo {\n\t@IBAction ↓func barButtonTapped(_ sender: UIButton) {}\n}\n")
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]
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)
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func makeVisitor(file: SwiftLintFile) -> ViolationsSyntaxVisitor {
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Visitor(viewMode: .sourceAccurate)
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}
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}
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private extension PrivateActionRule {
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final class Visitor: ViolationsSyntaxVisitor {
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override func visit(_ node: ExtensionDeclSyntax) -> SyntaxVisitorContinueKind {
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node.modifiers.isPrivateOrFileprivate ? .skipChildren : .visitChildren
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}
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override func visitPost(_ node: FunctionDeclSyntax) {
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guard node.isIBAction, !node.modifiers.isPrivateOrFileprivate else {
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return
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}
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violations.append(node.funcKeyword.positionAfterSkippingLeadingTrivia)
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}
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}
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}
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