From 7c468aaf68206f0f05fcf6c436ed274da138bdbc Mon Sep 17 00:00:00 2001
From: Jarryd Beck <jarro.2783@gmail.com>
Date: Thu, 5 Jul 2018 18:21:26 +1000
Subject: [PATCH] Allow iterator inputs to parse_positional

---
 CHANGELOG.md        | 4 ++++
 include/cxxopts.hpp | 6 ++++++
 test/options.cpp    | 4 +++-
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 438db2b..8801f85 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,10 @@ options. The project adheres to semantic versioning.
 
 * Allow integers to have leading zeroes.
 
+### Added
+
+* Iterator inputs to `parse_positional`.
+
 ### Bug Fixes
 
 * Fix a warning about possible loss of data.
diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index 562bef3..c3dd458 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -1255,6 +1255,12 @@ namespace cxxopts
     void
     parse_positional(std::initializer_list<std::string> options);
 
+    template <typename Iterator>
+    void
+    parse_positional(Iterator begin, Iterator end) {
+      parse_positional(std::vector<std::string>{begin, end});
+    }
+
     std::string
     help(const std::vector<std::string>& groups = {""}) const;
 
diff --git a/test/options.cpp b/test/options.cpp
index 044d42b..a204079 100644
--- a/test/options.cpp
+++ b/test/options.cpp
@@ -145,7 +145,9 @@ TEST_CASE("All positional", "[positional]")
   auto argc = av.argc();
   auto argv = av.argv();
 
-  options.parse_positional({"positional"});
+  std::vector<std::string> pos_names = {"positional"};
+
+  options.parse_positional(pos_names.begin(), pos_names.end());
 
   auto result = options.parse(argc, argv);
 
--
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