Remove unused function

src/shrpx-unittest.cc

@@ -152,8 +152,6 @@ int main(int argc, char *argv[]) {
       !CU_add_test(pSuite, "util_to_token68", shrpx::test_util_to_token68) ||
       !CU_add_test(pSuite, "util_percent_encode_token",
                    shrpx::test_util_percent_encode_token) ||
-      !CU_add_test(pSuite, "util_percent_encode_path",
-                   shrpx::test_util_percent_encode_path) ||
       !CU_add_test(pSuite, "util_percent_decode",
                    shrpx::test_util_percent_decode) ||
       !CU_add_test(pSuite, "util_quote_string",

src/util.cc

@@ -135,22 +135,6 @@ std::string percent_encode(const std::string &target) {
                         target.size());
 }
 
-std::string percent_encode_path(const std::string &s) {
-  std::string dest;
-  for (auto c : s) {
-    if (in_rfc3986_unreserved_chars(c) || in_rfc3986_sub_delims(c) ||
-        c == '/') {
-      dest += c;
-      continue;
-    }
-
-    dest += '%';
-    dest += UPPER_XDIGITS[(c >> 4) & 0x0f];
-    dest += UPPER_XDIGITS[(c & 0x0f)];
-  }
-  return dest;
-}
-
 bool in_token(char c) {
   static constexpr char extra[] = {'!', '#', '$', '%', '&', '\'', '*', '+',
                                    '-', '.', '^', '_', '`', '|',  '~'};

src/util.h

@@ -106,9 +106,6 @@ std::string percent_encode(const unsigned char *target, size_t len);
 
 std::string percent_encode(const std::string &target);
 
-// percent-encode path component of URI |s|.
-std::string percent_encode_path(const std::string &s);
-
 template <typename InputIt>
 std::string percent_decode(InputIt first, InputIt last) {
   std::string result;

src/util_test.cc

@@ -144,11 +144,6 @@ void test_util_percent_encode_token(void) {
             util::percent_encode_token(balloc, StringRef::from_lit("http 2")));
 }
 
-void test_util_percent_encode_path(void) {
-  CU_ASSERT("/foo1/bar%3F&/%0A" == util::percent_encode_path("/foo1/bar?&/"
-                                                             "\x0a"));
-}
-
 void test_util_percent_decode(void) {
   {
     std::string s = "%66%6F%6f%62%61%72";

src/util_test.h

@@ -37,7 +37,6 @@ void test_util_inp_strlower(void);
 void test_util_to_base64(void);
 void test_util_to_token68(void);
 void test_util_percent_encode_token(void);
-void test_util_percent_encode_path(void);
 void test_util_percent_decode(void);
 void test_util_quote_string(void);
 void test_util_utox(void);