-/* Defines String::compose(fmt, arg...) for easy, i18n-friendly
+/* -*- c-basic-offset: 2 -*-
+ * Defines String::compose(fmt, arg...) for easy, i18n-friendly
* composition of strings.
*
* Version 1.0.
#ifndef STRING_COMPOSE_H
#define STRING_COMPOSE_H
-#include <locked_sstream.h>
+#include <boost/filesystem.hpp>
#include <string>
#include <list>
-#include <map> // for multimap
+#include <map>
+#include <inttypes.h>
namespace StringPrivate
{
std::string str() const;
private:
- locked_stringstream os;
+ std::string os;
int arg_no;
// we store the output as a list - when the output string is requested, the
}
}
+ template <typename T>
+ inline void write(std::string& s, const T& obj)
+ {
+ /* Assume anything not specialized has a to_string() method */
+ s += to_string (obj);
+ }
+
+ template <>
+ inline void write(std::string& s, const int64_t& obj)
+ {
+ char buffer[64];
+ snprintf(buffer, 64, "%" PRId64, obj);
+ s += buffer;
+ }
+
+ template <>
+ inline void write(std::string& s, const int& obj)
+ {
+ char buffer[64];
+ snprintf(buffer, 64, "%d", obj);
+ s += buffer;
+ }
+
+ template <>
+ inline void write(std::string& s, const unsigned int& obj)
+ {
+ char buffer[64];
+ snprintf(buffer, 64, "%ud", obj);
+ s += buffer;
+ }
+
+ template <>
+ inline void write(std::string& s, const long unsigned int& obj)
+ {
+ char buffer[64];
+ snprintf(buffer, 64, "%lu", obj);
+ s += buffer;
+ }
+
+ template <>
+ inline void write(std::string& s, const float& obj)
+ {
+ char buffer[64];
+ snprintf(buffer, 64, "%f", obj);
+ s += buffer;
+ }
+
+ template <>
+ inline void write(std::string& s, const char& obj)
+ {
+ s += obj;
+ }
+
+ template <>
+ inline void write(std::string& s, const double& obj)
+ {
+ char buffer[64];
+ snprintf(buffer, 64, "%f", obj);
+ s += buffer;
+ }
+
+ template <>
+ inline void write(std::string& s, char const * const & obj)
+ {
+ s += obj;
+ }
+
+ template <>
+ inline void write(std::string& s, char* const & obj)
+ {
+ s += obj;
+ }
+
+ template <>
+ inline void write(std::string& s, const std::string& obj)
+ {
+ s += obj;
+ }
+
+ template <>
+ inline void write(std::string& s, const boost::filesystem::path & obj)
+ {
+ s += obj.string();
+ }
// implementation of class Composition
template <typename T>
inline Composition &Composition::arg(const T &obj)
{
- os << obj;
-
- std::string rep = os.str();
+ write(os, obj);
- if (!rep.empty()) { // manipulators don't produce output
- for (specification_map::const_iterator i = specs.lower_bound(arg_no),
- end = specs.upper_bound(arg_no); i != end; ++i) {
+ if (!os.empty()) { // manipulators don't produce output
+ for (specification_map::const_iterator i = specs.lower_bound(arg_no), end = specs.upper_bound(arg_no); i != end; ++i) {
output_list::iterator pos = i->second;
++pos;
- output.insert(pos, rep);
+ output.insert(pos, os);
}
- os.str(std::string());
- //os.clear();
+ os = "";
++arg_no;
}