testing new non-autotools build system

[chaz/yoink] / src / stlplus / strings / string_digraph.tpp

diff --git a/src/stlplus/strings/string_digraph.tpp b/src/stlplus/strings/string_digraph.tpp
new file mode 100644 (file)
index 0000000..9fd63d5
--- /dev/null
+++ b/src/stlplus/strings/string_digraph.tpp
@@ -0,0 +1,33 @@
+////////////////////////////////////////////////////////////////////////////////\r
+\r
+//   Author:    Andy Rushton\r
+//   Copyright: (c) Southampton University 1999-2004\r
+//              (c) Andy Rushton           2004-2009\r
+//   License:   BSD License, see ../docs/license.html\r
+\r
+////////////////////////////////////////////////////////////////////////////////\r
+#include "string_sequence.hpp"\r
+\r
+namespace stlplus\r
+{\r
+\r
+  ////////////////////////////////////////////////////////////////////////////////\r
+\r
+  template<typename NT, typename AT, typename NS, typename AS>\r
+  std::string digraph_to_string(const digraph<NT,AT>& values,\r
+                                NS node_to_string_fn,\r
+                                AS arc_to_string_fn,\r
+                                const std::string& separator)\r
+  {\r
+    std::string result;\r
+    result += "nodes:";\r
+    result += separator;\r
+    result += sequence_to_string(values.begin(), values.end(), node_to_string_fn, separator);\r
+    result += "arcs:";\r
+    result += separator;\r
+    result += sequence_to_string(values.arc_begin(), values.arc_end(), arc_to_string_fn, separator);\r
+    return result;\r
+  }\r
+\r
+} // end namespace stlplus\r
+\r