From 6a7e372b10b8aceb46bb7f6251df9efea9d4a77d Mon Sep 17 00:00:00 2001
From: Oswaldo Rubio <oswaldo.rubio@xing.com>
Date: Thu, 10 Nov 2022 10:44:48 +0100
Subject: [PATCH] ignore failed task in the TaskGroup (#13)

* ignore failed task in the TaskGroup

* update version
---
 Sources/jungle/Commands/HistoryCommand.swift | 17 ++++++++++++-----
 Sources/jungle/Commands/Main.swift           |  2 +-
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/Sources/jungle/Commands/HistoryCommand.swift b/Sources/jungle/Commands/HistoryCommand.swift
index e5aa8ca..2aeef89 100644
--- a/Sources/jungle/Commands/HistoryCommand.swift
+++ b/Sources/jungle/Commands/HistoryCommand.swift
@@ -57,13 +57,20 @@ struct HistoryCommand: AsyncParsableCommand {
         let current = try await GitLogEntry.current.process(pod: pod, podfile: String(contentsOf: podfileURL), target: currentTargetDependencies)
 
         // process Podfile.lock for past commits
-        let output = try await withThrowingTaskGroup(of: HistoryStatsOutput.self, returning: [HistoryStatsOutput].self) { group in
+
+        let output = await withTaskGroup(of: HistoryStatsOutput?.self, returning: [HistoryStatsOutput].self) { group in
 
             for entry in logs.lazy {
                 group.addTask {
-                    let podfile = try shell("git show \(entry.revision):Podfile", at: directoryURL)
-                    let entryTargetDependencies = try moduleFromPodfile(podfile, on: target) ?? .init(name: target, dependencies: [])
-                    return try await entry.process(
+                    
+                    guard
+                        let podfile = try? shell("git show \(entry.revision):Podfile", at: directoryURL),
+                        let entryTargetDependencies = try? moduleFromPodfile(podfile, on: target) ?? .init(name: target, dependencies: [])
+                    else {
+                        return nil
+                    }
+
+                    return try? await entry.process(
                         pod: pod,
                         podfile: shell("git show \(entry.revision):Podfile.lock", at: directoryURL),
                         target: entryTargetDependencies
@@ -72,7 +79,7 @@ struct HistoryCommand: AsyncParsableCommand {
             }
 
             var rows: [HistoryStatsOutput] = []
-            for try await row in group {
+            for await row in group.compactMap({ $0 }) {
                 rows.append(row)
             }
             return rows
diff --git a/Sources/jungle/Commands/Main.swift b/Sources/jungle/Commands/Main.swift
index 8576e21..1f325d5 100644
--- a/Sources/jungle/Commands/Main.swift
+++ b/Sources/jungle/Commands/Main.swift
@@ -5,7 +5,7 @@ struct Jungle: AsyncParsableCommand {
     static var configuration = CommandConfiguration(
         commandName: "jungle",
         abstract: "Displays dependency statistics",
-        version: "1.0.2",
+        version: "1.0.3",
         subcommands: [HistoryCommand.self, CompareCommand.self, GraphCommand.self],
         defaultSubcommand: CompareCommand.self
     )