Print multi value positionals correctly in usage

Hejsil · Apr 28, 2022 · 996821a · 996821a
1 parent ac5f465
commit 996821a
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/clap.zig b/clap.zig
@@ -1733,6 +1733,8 @@ pub fn usage(stream: anytype, comptime Id: type, params: []const Param(Id)) !voi
         try cs.writeAll("<");
         try cs.writeAll(p.id.value());
         try cs.writeAll(">");
+        if (p.takes_value == .many)
+            try cs.writeAll("...");
     }
 }
 
@@ -1769,6 +1771,10 @@ test "usage" {
         \\<file>
         \\
     ));
+    try testUsage("<file>...", &comptime parseParamsComptime(
+        \\<file>...
+        \\
+    ));
     try testUsage(
         "[-ab] [-c <value>] [-d <v>] [--e] [--f] [--g <value>] [--h <v>] [-i <v>...] <file>",
         &comptime parseParamsComptime(