Did a lot of work on the HTTP server side

luprex/core/cpp/util.cpp

@@ -218,6 +218,19 @@ string_view read_nbytes(string_view &source, int nbytes) {
     return result;
 }
 
+string_view read_ascii_identifier(string_view &source) {
+    size_t len = 0;
+    if ((len < source.size()) && (sv::ascii_isalpha(source[len]))) {
+        len += 1;
+        while ((len < source.size()) && (sv::ascii_isalnum(source[len]))) {
+            len += 1;
+        }
+    }
+    string_view result = source.substr(0, len);
+    source.remove_prefix(len);
+    return result;
+}
+
 bool valid_utf8(string_view s)
 {
     const unsigned char *bytes = (const unsigned char *)s.data();