core: add sprint(fmt, ...)

Similar to sprintf(), only type-safe.
2014-09-10 13:44:10 +03:00
parent 9c2a31bf0f
commit 033f941a1c
1 changed files with 8 additions and 0 deletions
--- a/core/print.hh
+++ b/core/print.hh
@@ -45,4 +45,12 @@ print(const char* fmt, A&&... a) {
    return print(bfmt, std::forward<A>(a)...);
 }

+template <typename... A>
+std::string
+sprint(const char* fmt, A&&... a) {
+    boost::format bfmt(fmt);
+    apply_format(bfmt, std::forward<A>(a)...);
+    return bfmt.str();
+}
+
 #endif /* PRINT_HH_ */