feat: Working encrypt and decrypt commands.

Sources/hpa/Internal/CommandConfigurationExtensions.swift

@@ -3,6 +3,19 @@ import Rainbow
 
 extension CommandConfiguration {
 
+  static func create(
+    commandName: String,
+    abstract: String,
+    usesExtraArgs: Bool = true,
+    discussion: Discussion
+  ) -> Self {
+    .init(
+      commandName: commandName,
+      abstract: createAbstract(abstract),
+      discussion: discussion.render()
+    )
+  }
+
   static func create(
     commandName: String,
     abstract: String,
@@ -25,12 +38,12 @@ extension CommandConfiguration {
     .create(
       commandName: commandName,
       abstract: abstract,
-      discussion: [.note(label: "Most options are not required if you have a configuration file setup.")]
-        + examples.nodes(parentCommand)
-        + [
-          .seeAlso(label: "Ansible playbook options.", command: "ansible-playbook"),
-          .important(label: Constants.importantExtraArgsNote)
-        ]
+      discussion: .default(
+        usesExtraArgs: true,
+        parentCommand: parentCommand,
+        examples: examples,
+        seeAlso: .seeAlso(label: "Ansible playbook options.", command: "ansible-playbook")
+      )
     )
   }
 }
@@ -42,6 +55,21 @@ func createAbstract(_ string: String) -> String {
 struct Discussion {
   let nodes: [Node]
 
+  static func `default`(
+    usesExtraArgs: Bool,
+    parentCommand: String?,
+    examples: [(label: String, example: String)],
+    seeAlso: Node?
+  ) -> Self {
+    var nodes = Array.defaultNodes + examples.nodes(parentCommand)
+    if let seeAlso { nodes.append(seeAlso) }
+    if usesExtraArgs && examples.count > 0 { nodes.append(.important(label: Constants.importantExtraArgsNote)) }
+    return .init(
+      nodes: nodes,
+      usesExtraArgs: usesExtraArgs
+    )
+  }
+
   init(usesExtraArgs: Bool = true, _ nodes: Node...) {
     self.init(nodes: nodes, usesExtraArgs: usesExtraArgs)
   }
@@ -225,9 +253,13 @@ private extension Array where Element == (label: String, example: String) {
   }
 }
 
-private extension Array where Element == Node {
+extension Array where Element == Node {
 
-  func render(separator: String = "\n\n") -> String {
+  static var defaultNodes: Self {
+    [.note(label: "Most options are not required if you have a configuration file setup.")]
+  }
+
+  fileprivate func render(separator: String = "\n\n") -> String {
     map {
       // Strip of any new-line characters from the last section of the rendered string
       // of the node.  This allows us to have a consistent single new-line between each