Remove debug print

Author: nikstar

.gitignore

@@ -1,4 +1,5 @@
 .DS_Store
 /.build
 /Packages
+/.swiftpm
 /*.xcodeproj

Sources/CLInterface/Argument Types/Argument.swift

@@ -35,7 +35,7 @@ public final class Argument<T : ArgumentType> {
     /// - Parameter longName: Name for your option, e.g. "--output"
     /// - Parameter shortName: Alternative short name, e.g. "-o"
     /// - Parameter usage: Usage string, describing what this argument does. Shown to user in `--help` menu. If omitted, it won't be shown there
-    /// - Parameter default: Optional default value. If provided, it is safe to unwrap this property
+    /// - Parameter default: Optional default value
     public init(_ longName: String, _ shortName: String? = nil, usage: String? = nil, default: T.Base? = nil) {
         self.longName = longName
         self.shortName = shortName
@@ -50,7 +50,6 @@ public final class Argument<T : ArgumentType> {
         case (false, _):
             self.mode = .optional(default: `default`)
         }
-        print("\(longName) is \(mode)")
     }
 
     func register(with argumentParser: ArgumentParser) {

Sources/CLInterface/Argument Types/PositionalArgument.swift

@@ -26,10 +26,10 @@ public final class PositionalArgument<T: BaseArgumentType> {
     /// - Parameter name: Shown in `--help` menu, e.g. "files"
     /// - Parameter usage: Usage string, describing these arguments. Shown to user in `--help` menu. If omitted, it won't be shown there
     /// - Parameter default: Optional default value. If omitted, default is empty array.
-    public init(name: String, usage: String? = nil, default: [T]? = nil) {
+    public init(name: String, usage: String? = nil, default: [T] = []) {
         self.name = name
         self.usage = usage
-        self.default = `default` ?? []
+        self.default = `default`
     }
 
     func register(with argumentParser: ArgumentParser) {

Sources/CLInterface/Argument Types/Protocols.swift

@@ -1,6 +1,6 @@
 import SPMUtility
 
-// Argument type is on of the types that can be represented by Argument (String, Int, or Bool, optional or not)
+// Argument type is one of the types that can be represented by Argument (String, Int, or Bool, optional or not)
 public protocol ArgumentType {
     associatedtype Base: SPMUtility.ArgumentKind & BaseArgumentType
 }

Sources/CLInterface/Helpers/Mirror.swift

@@ -1,14 +1,11 @@
 
 extension Mirror {
-    static func reflectProperties<T>(
-        of target: Any,
-        matchingType type: T.Type = T.self,
-        using closure: (T) throws -> Void
-        ) rethrows {
-        let mirror = Mirror(reflecting: target)
-        
-        for child in mirror.children {
-            try (child.value as? T).map(closure)
-        }
+    static func reflectProperties<T>(of target: Any, matchingType type: T.Type = T.self) -> [T] {
+        Mirror(reflecting: target).children.compactMap { $0.value as? T }
+    }
+    
+    @discardableResult
+    static func reflectProperties<T, U>(of target: Any, matchingType type: T.Type = T.self, using closure: (T) throws -> U) rethrows -> [U] {
+        try Mirror.reflectProperties(of: target, matchingType: T.self).map(closure)
     }
 }