From b4fa4e6f0c769778e3f127763fa3b7cfee8c7da8 Mon Sep 17 00:00:00 2001
From: Thomas Goyne <plorkyeran@aegisub.org>
Date: Mon, 17 Oct 2011 22:00:18 +0000
Subject: [PATCH] Expose all std::deque members in json::Array

Originally committed to SVN as r5750.
---
 .../include/libaegisub/cajun/elements.h       | 66 ++++++++-----------
 .../include/libaegisub/cajun/elements.inl     | 24 +++----
 2 files changed, 41 insertions(+), 49 deletions(-)

diff --git a/aegisub/libaegisub/include/libaegisub/cajun/elements.h b/aegisub/libaegisub/include/libaegisub/cajun/elements.h
index 4579da4d2..e1162a01f 100644
--- a/aegisub/libaegisub/include/libaegisub/cajun/elements.h
+++ b/aegisub/libaegisub/include/libaegisub/cajun/elements.h
@@ -55,8 +55,6 @@ public:
 //  element accesses can be chained together, allowing the following
 //  (when document structure is well-known):
 //  String str = objInvoices[1]["Customer"]["Company"];
-
-
 class UnknownElement
 {
 public:
@@ -132,46 +130,40 @@ private:
    Imp* m_pImp;
 };
 
-
-/////////////////////////////////////////////////////////////////////////////////
-// Array - mimics std::deque<UnknownElement>. The array contents are effectively
-//  heterogeneous thanks to the ElementUnknown class.
-class Array
+class Array : private std::deque<UnknownElement>
 {
 public:
-   typedef std::deque<UnknownElement> elements;
-   typedef elements::iterator iterator;
-   typedef elements::const_iterator const_iterator;
+   using std::deque<UnknownElement>::back;
+   using std::deque<UnknownElement>::begin;
+   using std::deque<UnknownElement>::clear;
+   using std::deque<UnknownElement>::const_iterator;
+   using std::deque<UnknownElement>::const_reference;
+   using std::deque<UnknownElement>::const_reverse_iterator;
+   using std::deque<UnknownElement>::difference_type;
+   using std::deque<UnknownElement>::empty;
+   using std::deque<UnknownElement>::end;
+   using std::deque<UnknownElement>::front;
+   using std::deque<UnknownElement>::iterator;
+   using std::deque<UnknownElement>::max_size;
+   using std::deque<UnknownElement>::pointer;
+   using std::deque<UnknownElement>::pop_back;
+   using std::deque<UnknownElement>::pop_front;
+   using std::deque<UnknownElement>::push_back;
+   using std::deque<UnknownElement>::push_front;
+   using std::deque<UnknownElement>::rbegin;
+   using std::deque<UnknownElement>::reference;
+   using std::deque<UnknownElement>::rend;
+   using std::deque<UnknownElement>::reverse_iterator;
+   using std::deque<UnknownElement>::size;
+   using std::deque<UnknownElement>::size_type;
+   using std::deque<UnknownElement>::swap;
+   using std::deque<UnknownElement>::value_type;
 
-   iterator begin() { return m_Elements.begin(); }
-   iterator end() { return m_Elements.end(); }
-   const_iterator begin() const { return m_Elements.begin(); }
-   const_iterator end() const { return m_Elements.end(); }
-
-   iterator insert(iterator it, const UnknownElement& element) { m_Elements.insert(it, element); }
-   void push_back(const UnknownElement& element) { m_Elements.push_back(element); }
-   iterator erase(iterator it) { return m_Elements.erase(it); }
-   void resize(size_t newsize) { m_Elements.resize(newsize); }
-   void clear() { m_Elements.clear(); }
-
-   size_t size() const { return m_Elements.size(); }
-   bool empty() const { return m_Elements.empty(); }
-
-   UnknownElement& front() { return m_Elements.front(); }
-   const UnknownElement& front() const { return m_Elements.front(); }
-   UnknownElement& back() { return m_Elements.back(); }
-   const UnknownElement& back() const { return m_Elements.back(); }
-
-   UnknownElement& operator[] (size_t index);
-   const UnknownElement& operator[] (size_t index) const;
-
-   bool operator == (const Array& array) const { return m_Elements == array.m_Elements; }
-
-private:
-   elements m_Elements;
+   UnknownElement& operator[](size_t idx);
+   const UnknownElement& operator[](size_t idx) const;
+   bool operator==(Array const& rgt) const;
 };
 
-
 /////////////////////////////////////////////////////////////////////////////////
 // Object - mimics std::map<std::string, UnknownElement>. The member value
 //  contents are effectively heterogeneous thanks to the UnknownElement class
diff --git a/aegisub/libaegisub/include/libaegisub/cajun/elements.inl b/aegisub/libaegisub/include/libaegisub/cajun/elements.inl
index 78b2922d4..9825c6157 100644
--- a/aegisub/libaegisub/include/libaegisub/cajun/elements.inl
+++ b/aegisub/libaegisub/include/libaegisub/cajun/elements.inl
@@ -222,20 +222,20 @@ inline const UnknownElement& Object::operator [](const std::string& name) const
 
 /////////////////
 // Array members
-
-inline UnknownElement& Array::operator[] (size_t index)
-{
-   size_t nMinsize = index + 1; // zero indexed
-   if (m_Elements.size() < nMinsize)
-      m_Elements.resize(nMinsize);
-   return m_Elements[index];
+inline UnknownElement& Array::operator[](size_t idx) {
+	if (idx >= size())
+		resize(idx + 1);
+	return std::deque<UnknownElement>::operator[](idx);
 }
 
-inline const UnknownElement& Array::operator[] (size_t index) const
-{
-   if (index >= m_Elements.size())
-      throw Exception("Array out of bounds");
-   return m_Elements[index];
+inline const UnknownElement& Array::operator[](size_t idx) const {
+	if (idx >= size())
+		throw Exception("Array out of bounds");
+	return std::deque<UnknownElement>::operator[](idx);
+}
+
+inline bool Array::operator==(Array const& rgt) const {
+	return *static_cast<const std::deque<UnknownElement> *>(this) == rgt;
 }
 
 } // end namespace