Squashed 'third_party/boostorg/format/' content from commit a1c6137

Change-Id: I7c2f1d4813c1e733fcf553b4ed9c418e661b0ea8
git-subtree-dir: third_party/boostorg/format
git-subtree-split: a1c613764dd96f97749e1e059c80f0f3515fcf0b
diff --git a/include/boost/format/exceptions.hpp b/include/boost/format/exceptions.hpp
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+++ b/include/boost/format/exceptions.hpp
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+// ----------------------------------------------------------------------------
+// boost/format/exceptions.hpp 
+// ----------------------------------------------------------------------------
+
+//  Copyright Samuel Krempp 2003.
+//
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          http://www.boost.org/LICENSE_1_0.txt)
+//
+//
+//  See http://www.boost.org/libs/format/ for library home page
+
+// ----------------------------------------------------------------------------
+
+#ifndef BOOST_FORMAT_EXCEPTIONS_HPP
+#define BOOST_FORMAT_EXCEPTIONS_HPP
+
+
+#include <stdexcept>
+
+
+namespace boost {
+
+    namespace io {
+
+// **** exceptions -----------------------------------------------
+
+        class format_error : public std::exception
+        {
+        public:
+            format_error()  {}
+            virtual const char *what() const throw() {
+                return "boost::format_error: "
+                    "format generic failure";
+            }
+        };
+
+        class bad_format_string : public format_error
+        {
+            std::size_t pos_, next_;
+        public:
+            bad_format_string(std::size_t pos, std::size_t size) 
+                : pos_(pos), next_(size) {}
+            std::size_t get_pos() const { return pos_; }
+            std::size_t get_next() const { return next_; }
+            virtual const char *what() const throw() {
+                return "boost::bad_format_string: format-string is ill-formed";
+            }
+        };
+
+        class too_few_args : public format_error
+        {
+            std::size_t cur_, expected_;
+        public:
+            too_few_args(std::size_t cur, std::size_t expected) 
+                : cur_(cur), expected_(expected) {}
+            std::size_t get_cur() const { return cur_; }
+            std::size_t get_expected() const { return expected_; }
+            virtual const char *what() const throw() {
+                return "boost::too_few_args: "
+                    "format-string referred to more arguments than were passed";
+            }
+        };
+
+        class too_many_args : public format_error
+        {
+            std::size_t cur_, expected_;
+        public:
+            too_many_args(std::size_t cur, std::size_t expected) 
+                : cur_(cur), expected_(expected) {}
+            std::size_t get_cur() const { return cur_; }
+            std::size_t get_expected() const { return expected_; }
+            virtual const char *what() const throw() {
+                return "boost::too_many_args: "
+                    "format-string referred to fewer arguments than were passed";
+            }
+        };
+
+
+        class  out_of_range : public format_error
+        {
+            int index_, beg_, end_;    // range is [ beg, end [
+        public:
+            out_of_range(int index, int beg, int end) 
+                : index_(index), beg_(beg), end_(end) {}
+            int get_index() const { return index_; }
+            int get_beg() const { return beg_; }
+            int get_end() const { return end_; }
+            virtual const char *what() const throw() {
+                return "boost::out_of_range: "
+                    "tried to refer to an argument (or item) number which"
+                    " is out of range, according to the format string";
+            }
+        };
+
+
+    } // namespace io
+
+} // namespace boost
+
+
+#endif // BOOST_FORMAT_EXCEPTIONS_HPP