41 lines
1.1 KiB
Swift
41 lines
1.1 KiB
Swift
import SwiftSyntax
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struct ForceTryRule: ConfigurationProviderRule, SwiftSyntaxRule {
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var configuration = SeverityConfiguration(.error)
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static let description = RuleDescription(
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identifier: "force_try",
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name: "Force Try",
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description: "Force tries should be avoided",
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kind: .idiomatic,
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nonTriggeringExamples: [
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Example("""
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func a() throws {}
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do {
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try a()
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} catch {}
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""")
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],
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triggeringExamples: [
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Example("""
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func a() throws {}
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↓try! a()
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""")
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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 ForceTryRule {
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final class Visitor: ViolationsSyntaxVisitor {
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override func visitPost(_ node: TryExprSyntax) {
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if node.questionOrExclamationMark?.tokenKind == .exclamationMark {
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violations.append(node.positionAfterSkippingLeadingTrivia)
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}
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}
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}
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}
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