From ed84d90d897ab4b91fa43f2e23d6a5b67e8bf241 Mon Sep 17 00:00:00 2001
From: Yoshihiro Hokazono <yoshihiro.hokazono@pixiedusttech.com>
Date: Wed, 22 Jun 2022 09:30:36 +0900
Subject: [PATCH] Move NArgsRange to private: because it is detail of
 implementation

---
 include/argparse/argparse.hpp | 67 ++++++++++++++++-------------------
 1 file changed, 31 insertions(+), 36 deletions(-)

diff --git a/include/argparse/argparse.hpp b/include/argparse/argparse.hpp
index b65b540..c9a256e 100644
--- a/include/argparse/argparse.hpp
+++ b/include/argparse/argparse.hpp
@@ -328,37 +328,6 @@ template <class T> struct parse_number<T, chars_format::fixed> {
 
 } // namespace details
 
-class NArgsRange {
-  std::size_t m_min;
-  std::size_t m_max;
-
-public:
-  NArgsRange(std::size_t minimum, std::size_t maximum) : m_min(minimum), m_max(maximum) {
-    if (minimum > maximum)
-      throw std::logic_error("Range of number of arguments is invalid");
-  }
-
-  bool contains(std::size_t value) const {
-    return value >= m_min && value <= m_max;
-  }
-
-  bool is_exact() const {
-    return m_min == m_max;
-  }
-
-  bool is_right_bounded() const {
-    return m_max < std::numeric_limits<std::size_t>::max();
-  }
-
-  std::size_t get_min() const {
-    return m_min;
-  }
-
-  std::size_t get_max() const {
-    return m_max;
-  }
-};
-
 enum class nargs_pattern {
   optional,
   any,
@@ -500,11 +469,6 @@ public:
     return *this;
   }
 
-  Argument &nargs(NArgsRange num_args_range) {
-    m_num_args_range = num_args_range;
-    return *this;
-  }
-
   Argument &nargs(nargs_pattern pattern) {
     switch (pattern) {
     case nargs_pattern::optional:
@@ -650,6 +614,37 @@ public:
 
 private:
 
+  class NArgsRange {
+    std::size_t m_min;
+    std::size_t m_max;
+
+  public:
+    NArgsRange(std::size_t minimum, std::size_t maximum) : m_min(minimum), m_max(maximum) {
+      if (minimum > maximum)
+        throw std::logic_error("Range of number of arguments is invalid");
+    }
+
+    bool contains(std::size_t value) const {
+      return value >= m_min && value <= m_max;
+    }
+
+    bool is_exact() const {
+      return m_min == m_max;
+    }
+
+    bool is_right_bounded() const {
+      return m_max < std::numeric_limits<std::size_t>::max();
+    }
+
+    std::size_t get_min() const {
+      return m_min;
+    }
+
+    std::size_t get_max() const {
+      return m_max;
+    }
+  };
+
   void throw_nargs_range_validation_error() const {
     std::stringstream stream;
     if (!m_used_name.empty())