49 lines
1.6 KiB
Swift
49 lines
1.6 KiB
Swift
public extension PureYAML.Validation {
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/// A validation rule that can report zero or more path-aware issues.
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struct Rule: Sendable {
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public let description: String
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public let predicate: @Sendable (Context) -> Bool
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public let check: @Sendable (Context) -> [Issue]
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public init(
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description: String,
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check: @escaping @Sendable (Context) -> [Issue],
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when predicate: @escaping @Sendable (Context) -> Bool = { _ in true },
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) {
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self.description = description
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self.predicate = predicate
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self.check = check
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}
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public init(
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description: String,
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severity: Severity = .error,
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check: @escaping @Sendable (Context) -> Bool,
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when predicate: @escaping @Sendable (Context) -> Bool = { _ in true },
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) {
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self.init(
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description: description,
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check: { context in
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check(context)
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? []
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: [
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Issue(
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severity: severity,
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reason: "Failed to satisfy: \(description)",
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path: context.path,
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),
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]
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},
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when: predicate,
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)
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}
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public func apply(_ context: Context) -> [Issue] {
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guard predicate(context) else {
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return []
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}
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return check(context)
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}
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}
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}
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