From ea4144a41662fe42ebf2f8f5b089a6defbfaed79 Mon Sep 17 00:00:00 2001
From: Manlio Perillo <manlio.perillo@gmail.com>
Date: Mon, 8 May 2023 18:11:29 +0200
Subject: [PATCH] build: add the dumpArgs function

Use it in Zigling.compile, in order to reduce code duplication.
---
 build.zig | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/build.zig b/build.zig
index f8ea9b7..9946410 100644
--- a/build.zig
+++ b/build.zig
@@ -388,37 +388,32 @@ const ZiglingStep = struct {
                     print("{s}{s}: Unable to spawn the following command: file not found{s}\n", .{
                         red_text, self.exercise.main_file, reset_text,
                     });
-                    for (argv) |v| print("{s} ", .{v});
-                    print("\n", .{});
+                    dumpArgs(argv);
                 },
                 error.ExitCodeFailure => {
                     print("{s}{s}: The following command exited with error code {}:{s}\n", .{
                         red_text, self.exercise.main_file, code, reset_text,
                     });
-                    for (argv) |v| print("{s} ", .{v});
-                    print("\n", .{});
+                    dumpArgs(argv);
                 },
                 error.ProcessTerminated => {
                     print("{s}{s}: The following command terminated unexpectedly:{s}\n", .{
                         red_text, self.exercise.main_file, reset_text,
                     });
-                    for (argv) |v| print("{s} ", .{v});
-                    print("\n", .{});
+                    dumpArgs(argv);
                 },
                 error.ZigIPCError => {
                     // Commenting this out for now. It always shows up when compilation fails.
                     //print("{s}{s}: The following command failed to communicate the compilation result:{s}\n", .{
                     //    red_text, self.exercise.main_file, reset_text,
                     //});
-                    //for (argv) |v| print("{s} ", .{v});
-                    //print("\n", .{});
+                    //dumpArgs(argv);
                 },
                 else => {
                     print("{s}{s}: Unexpected error: {s}{s}\n", .{
                         red_text, self.exercise.main_file, @errorName(err), reset_text,
                     });
-                    for (argv) |v| print("{s} ", .{v});
-                    print("\n", .{});
+                    dumpArgs(argv);
                 },
             }
 
@@ -568,6 +563,11 @@ const ZiglingStep = struct {
     }
 };
 
+fn dumpArgs(args: []const []const u8) void {
+    for (args) |arg| print("{s} ", .{arg});
+    print("\n", .{});
+}
+
 /// Clears the entire line and move the cursor to column zero.
 /// Used for clearing the compiler and build_runner progress messages.
 fn resetLine() void {