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-rw-r--r--CMakeLists.txt2
-rw-r--r--src/database/database.cpp11
-rw-r--r--src/utils/get_first_non_empty.cpp11
-rw-r--r--src/utils/get_first_non_empty.hpp20
-rw-r--r--tests/utils.cpp11
5 files changed, 49 insertions, 6 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d5b1f52..ea9ffc3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -96,7 +96,7 @@ if(LITESQL_FOUND)
add_library(database STATIC src/database/database.cpp
${LITESQL_GENERATED_SOURCES})
- target_link_libraries(database ${LITESQL_LIBRARIES})
+ target_link_libraries(database ${LITESQL_LIBRARIES} src_utils)
if(BOTAN_FOUND)
target_link_libraries(database ${BOTAN_LIBRARIES})
endif()
diff --git a/src/database/database.cpp b/src/database/database.cpp
index 5513946..3891f41 100644
--- a/src/database/database.cpp
+++ b/src/database/database.cpp
@@ -4,8 +4,8 @@
#include <database/database.hpp>
#include <logger/logger.hpp>
#include <irc/iid.hpp>
-#include <string>
#include <uuid.h>
+#include <utils/get_first_non_empty.hpp>
using namespace std::string_literals;
@@ -73,10 +73,11 @@ db::IrcChannelOptions Database::get_irc_channel_options_with_server_default(cons
{
auto coptions = Database::get_irc_channel_options(owner, server, channel);
auto soptions = Database::get_irc_server_options(owner, server);
- if (coptions.encodingIn.value().empty())
- coptions.encodingIn = soptions.encodingIn;
- if (coptions.encodingOut.value().empty())
- coptions.encodingOut = soptions.encodingOut;
+
+ coptions.encodingIn = get_first_non_empty(coptions.encodingIn.value(),
+ soptions.encodingIn.value());
+ coptions.encodingOut = get_first_non_empty(coptions.encodingOut.value(),
+ soptions.encodingOut.value());
return coptions;
}
diff --git a/src/utils/get_first_non_empty.cpp b/src/utils/get_first_non_empty.cpp
new file mode 100644
index 0000000..5b3bedb
--- /dev/null
+++ b/src/utils/get_first_non_empty.cpp
@@ -0,0 +1,11 @@
+#include <utils/get_first_non_empty.hpp>
+
+bool is_empty(const std::string& val)
+{
+ return val.empty();
+}
+
+bool is_empty(const int& val)
+{
+ return val == 0;
+}
diff --git a/src/utils/get_first_non_empty.hpp b/src/utils/get_first_non_empty.hpp
new file mode 100644
index 0000000..a38f5fb
--- /dev/null
+++ b/src/utils/get_first_non_empty.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+#include <string>
+
+bool is_empty(const std::string& val);
+bool is_empty(const int& val);
+
+template <typename T>
+T get_first_non_empty(T&& last)
+{
+ return last;
+}
+
+template <typename T, typename... Args>
+T get_first_non_empty(T&& first, Args&&... args)
+{
+ if (!is_empty(first))
+ return first;
+ return get_first_non_empty(std::forward<Args>(args)...);
+}
diff --git a/tests/utils.cpp b/tests/utils.cpp
index 01d070e..e7ba415 100644
--- a/tests/utils.cpp
+++ b/tests/utils.cpp
@@ -6,6 +6,9 @@
#include <utils/split.hpp>
#include <utils/xdg.hpp>
#include <utils/empty_if_fixed_server.hpp>
+#include <utils/get_first_non_empty.hpp>
+
+using namespace std::string_literals;
TEST_CASE("String split")
{
@@ -100,3 +103,11 @@ TEST_CASE("string cut")
CHECK(res[0] == "rhello, ");
CHECK(res[1] == "♥");
}
+
+TEST_CASE("first non-empty string")
+{
+ CHECK(get_first_non_empty(""s, ""s, "hello"s, "world"s) == "hello"s);
+ CHECK(get_first_non_empty(""s, ""s, ""s, ""s) == ""s);
+ CHECK(get_first_non_empty("first"s) == "first"s);
+ CHECK(get_first_non_empty(0, 1, 2, 3) == 1);
+}