We doesn't modify member once getted, we can use const return

and const method.

Change-Id: I0f7465af74b1c9a546af45a0d1eea33c93537e0c
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

1 files changed, 7 insertions, 2 deletions

diff --git a/src/can/can-signals.cpp b/src/can/can-signals.cpp
index 2d2e7eaf..00b6ee07 100644
--- a/src/can/can-signals.cpp
+++ b/src/can/can-signals.cpp
@@ -30,16 +30,21 @@ can_message_definition_t& can_signal_t::get_message()
 	return message_;
 }
 
-std::string& can_signal_t::get_generic_name()
+const std::string& can_signal_t::get_generic_name() const
 {
 	return generic_name_;
 }
 
-std::string can_signal_t::get_name()
+const std::string can_signal_t::get_name() const
 {
 	return prefix_ + "." + generic_name_;
 }
 
+const std::string& can_signal_t::get_prefix() const
+{
+	return prefix_;
+}
+
 uint8_t can_signal_t::get_bit_position() const
 {
 	return bit_position_;