X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=folly%2FString.h;h=6889476bd87069aff07f95072cc3ab1150f761b1;hb=b83985c4d53ecdd1cfd876ef52236d5aa3f512c4;hp=4262a9d1b4c88e630c873d5b855b1ec198e38c6c;hpb=d84e6482135417bafed3dea69c29b8d8b8c39970;p=folly.git

diff --git a/folly/String.h b/folly/String.h
index 4262a9d1..6889476b 100644
--- a/folly/String.h
+++ b/folly/String.h
@@ -211,12 +211,15 @@ std::string& stringVAppendf(std::string* out, const char* format, va_list ap);
  * C++, use cEscape instead.  This function is for display purposes
  * only.
  */
-template <class String1, class String2>
-void backslashify(const String1& input, String2& output, bool hex_style=false);
+template <class OutputString>
+void backslashify(
+    folly::StringPiece input,
+    OutputString& output,
+    bool hex_style = false);
 
-template <class String>
-String backslashify(const String& input, bool hex_style=false) {
-  String output;
+template <class OutputString = std::string>
+OutputString backslashify(StringPiece input, bool hex_style = false) {
+  OutputString output;
   backslashify(input, output, hex_style);
   return output;
 }
@@ -618,7 +621,7 @@ std::string stripLeftMargin(std::string s);
  * Leaves all other characters unchanged, including those with the 0x80
  * bit set.
  * @param str String to convert
- * @param len Length of str, in bytes
+ * @param length Length of str, in bytes
  */
 void toLowerAscii(char* str, size_t length);