1 files changed, 19 insertions, 0 deletions
diff --git a/src/common/Format.cpp b/src/common/Format.cpp
index d58c90b7..0ae744fc 100644
--- a/src/common/Format.cpp
+++ b/src/common/Format.cpp
@@ -1,6 +1,25 @@
 #include "cru/common/Format.h"
+#include <double-conversion/utils.h>
 
 namespace cru {
+
+double_conversion::DoubleToStringConverter kDefaultDoubleToStringConverter(
+    0, "infinity", "nan", 'e', -6, 21, 6, 1);
+
+String ToString(float value, StringView option) {
+  char buffer[50];
+  double_conversion::StringBuilder string_builder(buffer, sizeof(buffer));
+  kDefaultDoubleToStringConverter.ToShortestSingle(value, &string_builder);
+  return String::FromUtf8(std::string_view(buffer, string_builder.position()));
+}
+
+String ToString(double value, StringView option) {
+  char buffer[50];
+  double_conversion::StringBuilder string_builder(buffer, sizeof(buffer));
+  kDefaultDoubleToStringConverter.ToShortestSingle(value, &string_builder);
+  return String::FromUtf8(std::string_view(buffer, string_builder.position()));
+}
+
 namespace details {
 FormatToken ParsePlaceHolder(String place_holder_string) {
   if (place_holder_string.empty()) {