From 0143e511f7a5f3595907787a832bee4e3cd03daf Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sun, 13 Sep 2009 11:52:46 +0200
Subject: Add code stream interface and SLOC counter

---
 cutl/compiler/sloc-counter.hxx | 80 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 cutl/compiler/sloc-counter.hxx

(limited to 'cutl/compiler/sloc-counter.hxx')

diff --git a/cutl/compiler/sloc-counter.hxx b/cutl/compiler/sloc-counter.hxx
new file mode 100644
index 0000000..eb9e259
--- /dev/null
+++ b/cutl/compiler/sloc-counter.hxx
@@ -0,0 +1,80 @@
+// file      : cutl/compiler/sloc-counter.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef CUTL_COMPILER_SLOC_COUNTER_HXX
+#define CUTL_COMPILER_SLOC_COUNTER_HXX
+
+#include <cctype>  // std::isspace
+#include <cstddef> // std::size_t
+
+#include <cutl/compiler/code-stream.hxx>
+
+namespace cutl
+{
+  namespace compiler
+  {
+    template <typename C>
+    class sloc_counter: public code_stream<C>
+    {
+    public:
+      sloc_counter (code_stream<C>& out);
+
+      std::size_t
+      count () const
+      {
+        return count_;
+      }
+
+    private:
+      sloc_counter (sloc_counter const&);
+
+      sloc_counter&
+      operator= (sloc_counter const&);
+
+    public:
+      virtual void
+      put (C c);
+
+      virtual void
+      unbuffer ();
+
+    private:
+      void
+      code (C c);
+
+      void
+      c_comment (C c);
+
+      void
+      cxx_comment (C c);
+
+      void
+      char_literal (C c);
+
+      void
+      string_literal (C c);
+
+    private:
+      code_stream<C>& out_;
+      std::size_t count_;
+
+      C prev_; // Previous character or '\0'.
+      bool code_counted_; // This code line has already been counted.
+
+      enum construct
+      {
+        con_code,
+        con_c_com,
+        con_cxx_com,
+        con_char_lit,
+        con_string_lit
+      } construct_;
+    };
+  }
+}
+
+#include <cutl/compiler/sloc-counter.txx>
+
+#endif // CUTL_COMPILER_SLOC_COUNTER_HXX
-- 
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