From 18c1598dc4b015edfdd054e5f70d6ca359c480c9 Mon Sep 17 00:00:00 2001
From: Andrey Zherikov <andrey.zherikov@gmail.com>
Date: Wed, 24 Aug 2022 14:17:55 -0400
Subject: [PATCH] Fix for dip1000 (#69)

* Add dip1000 build to workflow

* Fix for dip1000
---
 .github/workflows/build.yaml | 5 +++++
 source/argparse/internal.d   | 2 +-
 source/argparse/package.d    | 2 +-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 9de9390..91f38aa 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -27,6 +27,11 @@ jobs:
       - name: Run tests
         run: dub test --build=unittest-cov
 
+      - name: Run tests (dip1000)
+        env:
+          DFLAGS: -dip1000
+        run: dub test --build=unittest-cov
+
       - name: Build examples
         run: dub --root examples build --parallel
 
diff --git a/source/argparse/internal.d b/source/argparse/internal.d
index ce36610..24f0226 100644
--- a/source/argparse/internal.d
+++ b/source/argparse/internal.d
@@ -617,7 +617,7 @@ package alias ParsingArgument(alias symbol, alias uda, ArgumentInfo info, RECEIV
         }
     };
 
-package auto ParsingSubCommandArgument(COMMAND_TYPE, CommandInfo info, RECEIVER, alias symbol, bool completionMode)(const CommandArguments!RECEIVER* parentArguments)
+package auto ParsingSubCommandArgument(COMMAND_TYPE, CommandInfo info, RECEIVER, alias symbol, bool completionMode)(scope const CommandArguments!RECEIVER* parentArguments)
 {
     return delegate(Config* config, ref Parser parser, const ref Parser.Argument arg, bool isDefaultCmd, ref RECEIVER receiver)
     {
diff --git a/source/argparse/package.d b/source/argparse/package.d
index 1bdf087..3e7b0e9 100644
--- a/source/argparse/package.d
+++ b/source/argparse/package.d
@@ -423,7 +423,7 @@ auto PositionalArgument(uint pos, string name)
 
 auto NamedArgument(string[] name...)
 {
-    return ArgumentUDA!(ValueParseFunctions!(void, void, void, void, void, void))(ArgumentInfo(name)).Optional();
+    return ArgumentUDA!(ValueParseFunctions!(void, void, void, void, void, void))(ArgumentInfo(name.dup)).Optional();
 }
 
 auto NamedArgument(string name)