Forgot to git add so missed a bunch of stuff

libs/format/fmt/container.h

@@ -0,0 +1,82 @@
+/*
+ Formatting library for C++ - standard container utilities
+
+ Copyright (c) 2012 - 2016, Victor Zverovich
+ All rights reserved.
+
+ For the license information refer to format.h.
+ */
+
+#ifndef FMT_CONTAINER_H_
+#define FMT_CONTAINER_H_
+
+#include "format.h"
+
+namespace fmt {
+
+namespace internal {
+
+/**
+  \rst
+  A "buffer" that appends data to a standard container (e.g. typically a
+  ``std::vector`` or ``std::basic_string``).
+  \endrst
+ */
+template <typename Container>
+class ContainerBuffer : public Buffer<typename Container::value_type> {
+ private:
+  Container& container_;
+
+ protected:
+  virtual void grow(std::size_t size) FMT_OVERRIDE {
+    container_.resize(size);
+    this->ptr_ = &container_[0];
+    this->capacity_ = size;
+  }
+
+ public:
+  explicit ContainerBuffer(Container& container) : container_(container) {
+    this->size_ = container_.size();
+    if (this->size_ > 0) {
+      this->ptr_ = &container_[0];
+      this->capacity_ = this->size_;
+    }
+  }
+};
+}  // namespace internal
+
+/**
+  \rst
+  This class template provides operations for formatting and appending data
+  to a standard *container* like ``std::vector`` or ``std::basic_string``.
+
+  **Example**::
+
+    void vecformat(std::vector<char>& dest, fmt::BasicCStringRef<char> format,
+                   fmt::ArgList args) {
+      fmt::BasicContainerWriter<std::vector<char> > appender(dest);
+      appender.write(format, args);
+    }
+    FMT_VARIADIC(void, vecformat, std::vector<char>&,
+                 fmt::BasicCStringRef<char>);
+  \endrst
+ */
+template <class Container>
+class BasicContainerWriter
+  : public BasicWriter<typename Container::value_type> {
+ private:
+  internal::ContainerBuffer<Container> buffer_;
+
+ public:
+  /**
+    \rst
+    Constructs a :class:`fmt::BasicContainerWriter` object.
+    \endrst
+   */
+  explicit BasicContainerWriter(Container& dest)
+  : BasicWriter<typename Container::value_type>(buffer_), buffer_(dest) {}
+};
+
+} // namespace fmt
+
+#endif  // FMT_CONTAINER_H_