AMQP::Tagger now takes a std::string_view

Author: EmielBruijntjes

include/amqpcpp/tagger.h

@@ -11,7 +11,7 @@
  *  - Reliable<Throttle>: to have throttle + notifications via callbacks
  *  
  *  @author Michael van der Werve <[email protected]>
- *  @copyright 2020 Copernica BV
+ *  @copyright 2020 - 2023 Copernica BV
  */
 
 /**
@@ -128,10 +128,10 @@ class Tagger : public Watchable
      *  @param  flags       optional flags
      *  @return uint64_t
      */
-    uint64_t publish(const std::string &exchange, const std::string &routingKey, const Envelope &envelope, int flags = 0);
-    uint64_t publish(const std::string &exchange, const std::string &routingKey, const std::string &message, int flags = 0) { return publish(exchange, routingKey, Envelope(message.data(), message.size()), flags); }
-    uint64_t publish(const std::string &exchange, const std::string &routingKey, const char *message, size_t size, int flags = 0) { return publish(exchange, routingKey, Envelope(message, size), flags); }
-    uint64_t publish(const std::string &exchange, const std::string &routingKey, const char *message, int flags = 0) { return publish(exchange, routingKey, Envelope(message, strlen(message)), flags); }
+    uint64_t publish(const std::string_view &exchange, const std::string_view &routingKey, const Envelope &envelope, int flags = 0);
+    uint64_t publish(const std::string_view &exchange, const std::string_view &routingKey, const std::string_view &message, int flags = 0) { return publish(exchange, routingKey, Envelope(message.data(), message.size()), flags); }
+    uint64_t publish(const std::string_view &exchange, const std::string_view &routingKey, const char *message, size_t size, int flags = 0) { return publish(exchange, routingKey, Envelope(message, size), flags); }
+    uint64_t publish(const std::string_view &exchange, const std::string_view &routingKey, const char *message, int flags = 0) { return publish(exchange, routingKey, Envelope(message, strlen(message)), flags); }
 
     /**
      *  Close underlying channel

src/tagger.cpp

@@ -131,7 +131,7 @@ void Tagger::reportError(const char *message)
  *  @param  flags       optional flags
  *  @return uint64_t
  */
-uint64_t Tagger::publish(const std::string &exchange, const std::string &routingKey, const Envelope &envelope, int flags)
+uint64_t Tagger::publish(const std::string_view &exchange, const std::string_view &routingKey, const Envelope &envelope, int flags)
 {
     // @todo do not copy the entire buffer to individual frames