From 4fd0df2573341824eea5edfaf45be33997ce56ce Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 12 Feb 2016 16:34:29 +0200
Subject: <types>/<utility> scheme cleanup

---
 bpkg/types | 41 ++++++++++++++++++++++++++++++++---------
 1 file changed, 32 insertions(+), 9 deletions(-)

(limited to 'bpkg/types')

diff --git a/bpkg/types b/bpkg/types
index b0db478..aa88701 100644
--- a/bpkg/types
+++ b/bpkg/types
@@ -7,11 +7,17 @@
 
 #include <vector>
 #include <string>
-#include <memory>   // shared_ptr, unique_ptr
-#include <cstddef>  // size_t
-#include <cstdint>  // uint{8,16,32,64}_t
+#include <memory>        // unique_ptr, shared_ptr
+#include <utility>       // pair
+#include <cstddef>       // size_t, nullptr_t
+#include <cstdint>       // uint{8,16,32,64}_t
 #include <istream>
 #include <ostream>
+#include <functional>    // function, reference_wrapper
+
+#include <exception>     // exception
+#include <stdexcept>     // logic_error, invalid_argument, runtime_error
+#include <system_error>
 
 #include <odb/lazy-ptr.hxx>
 
@@ -26,8 +32,18 @@ namespace bpkg
   using std::uint16_t;
   using std::uint32_t;
   using std::uint64_t;
+
   using std::size_t;
+  using std::nullptr_t;
+
+  using std::pair;
   using std::string;
+  using std::function;
+  using std::reference_wrapper;
+
+  using std::unique_ptr;
+  using std::shared_ptr;
+  using std::weak_ptr;
 
   using std::vector;
 
@@ -37,16 +53,21 @@ namespace bpkg
   using std::istream;
   using std::ostream;
 
+  // Exceptions. While <exception> is included, there is no using for
+  // std::exception -- use qualified.
+  //
+  using std::logic_error;
+  using std::invalid_argument;
+  using std::runtime_error;
+  using std::system_error;
+
+  // <butl/optional>
+  //
   using butl::optional;
   using butl::nullopt;
 
-  // Smart pointers
+  // ODB smart pointers.
   //
-  using std::unique_ptr;
-
-  using std::shared_ptr;
-  using std::weak_ptr;
-
   using odb::lazy_shared_ptr;
   using odb::lazy_weak_ptr;
 
@@ -60,6 +81,8 @@ namespace bpkg
   using paths = std::vector<path>;
   using dir_paths = std::vector<dir_path>;
 
+  // Custom path printing.
+  //
   inline ostream&
   operator<< (ostream& os, const path& p) {return os << p.string ();}
 
-- 
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