Add CI/CD configuration and API documentation

2026-07-01 21:40:53 +08:00
commit c590135d68
4168 changed files with 740252 additions and 0 deletions
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+extension ValueReducers {
+    // swiftlint:disable line_length
+    /// A `ValueReducer` that handles ``ValueObservation`` events.
+    ///
+    /// See ``ValueObservation/handleEvents(willStart:willFetch:willTrackRegion:databaseDidChange:didReceiveValue:didFail:didCancel:)``
+    /// and ``ValueObservation/print(_:to:)``.
+    public struct Trace<Base: _ValueReducer>: _ValueReducer {
+        var base: Base
+        let willFetch: () -> Void
+        let didReceiveValue: (Base.Value) -> Void
+        
+        public mutating func _value(_ fetched: Base.Fetched) throws -> Base.Value? {
+            guard let value = try base._value(fetched) else {
+                return nil
+            }
+            didReceiveValue(value)
+            return value
+        }
+    }
+    // swiftlint:enable line_length
+}
+
+extension ValueReducers.Trace: ValueReducer where Base: ValueReducer {
+    public func _fetch(_ db: Database) throws -> Base.Fetched {
+        willFetch()
+        return try base._fetch(db)
+    }
+}