v1.4.4

source/core/StarFormat.hpp

@@ -0,0 +1,100 @@
+#ifndef STAR_FORMAT_HPP
+#define STAR_FORMAT_HPP
+
+#include "StarMemory.hpp"
+
+namespace Star {
+
+struct FormatException : public std::exception {
+  FormatException(std::string what) : whatmsg(move(what)) {}
+
+  char const* what() const noexcept override {
+    return whatmsg.c_str();
+  }
+
+  std::string whatmsg;
+};
+
+}
+
+#define TINYFORMAT_ERROR(reason) throw Star::FormatException(reason)
+
+#include "tinyformat.h"
+
+namespace Star {
+
+template <typename... Args>
+void format(std::ostream& out, char const* fmt, Args const&... args) {
+  tinyformat::format(out, fmt, args...);
+}
+
+// Automatically flushes, use format to avoid flushing.
+template <typename... Args>
+void coutf(char const* fmt, Args const&... args) {
+  format(std::cout, fmt, args...);
+  std::cout.flush();
+}
+
+// Automatically flushes, use format to avoid flushing.
+template <typename... Args>
+void cerrf(char const* fmt, Args const&... args) {
+  format(std::cerr, fmt, args...);
+  std::cerr.flush();
+}
+
+template <typename... Args>
+std::string strf(char const* fmt, Args const&... args) {
+  std::ostringstream os;
+  format(os, fmt, args...);
+  return os.str();
+}
+
+namespace OutputAnyDetail {
+  template<typename T, typename CharT, typename Traits>
+  std::basic_ostream<CharT, Traits>& output(std::basic_ostream<CharT, Traits>& os, T const& t) {
+    return os << "<type " << typeid(T).name() << " at address: " << &t << ">";
+  }
+
+  namespace Operator {
+    template<typename T, typename CharT, typename Traits>
+    std::basic_ostream<CharT, Traits>& operator<<(std::basic_ostream<CharT, Traits>& os, T const& t) {
+      return output(os, t);
+    }
+  }
+
+  template <typename T>
+  struct Wrapper {
+    T const& wrapped;
+  };
+
+  template <typename T>
+  std::ostream& operator<<(std::ostream& os, Wrapper<T> const& wrapper) {
+    using namespace Operator;
+    return os << wrapper.wrapped;
+  }
+}
+
+// Wraps a type so that is printable no matter what..  If no operator<< is
+// defined for a type, then will print <type [typeid] at address: [address]>
+template <typename T>
+OutputAnyDetail::Wrapper<T> outputAny(T const& t) {
+  return OutputAnyDetail::Wrapper<T>{t};
+}
+
+struct OutputProxy {
+  typedef function<void(std::ostream&)> PrintFunction;
+
+  OutputProxy(PrintFunction p)
+    : print(move(p)) {}
+
+  PrintFunction print;
+};
+
+inline std::ostream& operator<<(std::ostream& os, OutputProxy const& p) {
+  p.print(os);
+  return os;
+}
+
+}
+
+#endif