Convert pini to a library

.editorconfig

@@ -0,0 +1,19 @@
+[*]
+insert_final_newline = true
+charset = utf-8
+indent_size = 4
+indent_style = tab
+# Optional: git will commit as lf, this will only affect local files
+end_of_line = lf
+
+[*.{py,md,yml,sh,cmake}]
+indent_style = space
+indent_size = 2
+
+[*.{py,md,yml,sh}.in]
+indent_style = space
+indent_size = 2
+
+[CMakeLists.txt]
+indent_style = space
+indent_size = 2

CMakeLists.txt

@@ -1,14 +1,24 @@
 cmake_minimum_required(VERSION 3.19)
 
 project(pini)
-add_executable(${PROJECT_NAME}  src/main.cpp
-                                src/util.cpp
-                                src/pini.cpp)
+add_library(${PROJECT_NAME}     src/util.cpp
+                                src/util.hpp
+                                src/pini.cpp
+                                include/pini/pini.hpp)
+add_library(pini::pini ALIAS pini)
+target_include_directories(${PROJECT_NAME} PRIVATE src PUBLIC include)
 target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Werror=return-type)
 target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_17)
 
+option(PINI_BUILD_TESTS "Build tests" ON)
+
+if(PINI_BUILD_TESTS)
+  enable_testing()
+  add_subdirectory(test)
+endif()
+
 set(CCJSON "${CMAKE_CURRENT_BINARY_DIR}/compile_commands.json")
 if(EXISTS "${CCJSON}")
     message(STATUS "Copying ${CCJSON} to project root")
     file(COPY "${CCJSON}" DESTINATION "${PROJECT_SOURCE_DIR}")
-endif()
+endif()

src/pini.hpp → include/pini/pini.hpp

@@ -6,7 +6,6 @@
 #include <string_view>
 #include <unordered_map>
 #include <vector>
-#include "util.hpp"
 
 namespace pn {
 class pini {

src/pini.cpp

@@ -1,10 +1,11 @@
-#include "pini.hpp"
 #include <cstddef>
 #include <cstdint>
 #include <sstream>
 #include <string_view>
 #include <vector>
-#include "util.hpp"
+#include <pini/pini.hpp>
+#include <util.hpp>
+
 
 namespace pn {
 namespace {

src/util.cpp

@@ -1,5 +1,5 @@
-#include "util.hpp"
 #include <cassert>
+#include <util.hpp>
 
 namespace util {
 

test/CMakeLists.txt

@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.19)
+
+project(pini-test)
+add_executable(${PROJECT_NAME}  pini_test.cpp)
+target_link_libraries(${PROJECT_NAME} PRIVATE pini::pini)
+target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Werror=return-type)
+target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_17)
+
+add_test(pini-test pini-test)

test/pini_test.cpp

@@ -0,0 +1,12 @@
+#include <ios>
+#include <iostream>
+#include <pini/pini.hpp>
+
+int main() {
+	pn::pini pin;
+
+	std::string_view raw_input{"a=5\nb=10\n23=c"};
+	// std::filesystem::path filename{"/test/test.ini"};
+	if (!pin.load_text(raw_input)) { return 1; }
+	if (pin.get_int32("a") != 5) { return 1; }
+}