From dc4e165141124f4ec5f5a04363aba02f151d5856 Mon Sep 17 00:00:00 2001
From: Johannes Ebeling <ebeling@sipgate.de>
Date: Mon, 16 Sep 2024 17:40:55 +0200
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20Add=20option=20to=20quickly=20get?=
 =?UTF-8?q?=20items=20for=20the=20latest=20release?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Sources/Changelog.swift | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/Sources/Changelog.swift b/Sources/Changelog.swift
index 2c71c22..a453a55 100644
--- a/Sources/Changelog.swift
+++ b/Sources/Changelog.swift
@@ -18,12 +18,15 @@ struct Changelog: ParsableCommand {
 
     enum Release: ExpressibleByArgument, CustomStringConvertible {
         case unreleased
+        case latest
         case release(String)
 
         var description: String {
             switch self {
             case .unreleased:
                 return defaultValueDescription
+            case .latest:
+                return "latest"
             case let .release(value):
                 return value
             }
@@ -37,10 +40,21 @@ struct Changelog: ParsableCommand {
             switch argument.lowercased() {
             case "unreleased":
                 self = .unreleased
+            case "latest":
+                self = .latest
             default:
                 self = .release(argument)
             }
         }
+        
+        func filterForFirstMatching(_ heading: Heading) -> Bool {
+            switch self {
+            case .latest:
+                heading.plainText.lowercased() != Release.unreleased.description
+            case .unreleased, .release:
+                heading.plainText.lowercased() == description
+            }
+        }
     }
 
     @Argument(help: "Path to Changelog.md file")
@@ -60,7 +74,7 @@ struct Changelog: ParsableCommand {
         let heading = document.children
             .compactMap { $0 as? Heading }
             .filter { $0.level == 2 }
-            .first { $0.plainText.lowercased() == release.description }
+            .first { release.filterForFirstMatching($0) }
 
         guard let heading else {
             throw ValidationError("Changelog does not contain '\(release.description.localizedCapitalized)' section")