make project buildable

Author: wusatosi

CMakeLists.txt

@@ -20,7 +20,6 @@ option(
     ${PROJECT_IS_TOP_LEVEL}
 )
 
-include(FetchContent)
 include(GNUInstallDirs)
 
 add_subdirectory(src/beman/scope)

examples/CMakeLists.txt

@@ -7,4 +7,5 @@ message("Examples to be built: ${ALL_EXAMPLES}")
 foreach(example ${ALL_EXAMPLES})
     add_executable(beman.scope.examples.${example})
     target_sources(beman.scope.examples.${example} PRIVATE ${example}.cpp)
+    target_link_libraries(beman.scope.examples.${example} beman::scope)
 endforeach()

examples/scope_example.cpp

@@ -1,12 +1,12 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
-// #include <beman/scope/scope.hpp>
+#include <beman/scope/scope.hpp>
 
 #include <cstdlib>
 #include <iostream>
 #include <string_view>
 
-// using scope = beman::scope;
+namespace scope = beman::scope;
 
 void print_exit_status(std::string_view name, bool exit_status, bool did_throw) {
     std::cout << name << ":\n";
@@ -35,7 +35,7 @@ int main() {
     // Using scope_exit: runs on scope exit (success or exception)
     exit_status = did_throw = false;
     try {
-        // auto guard = std::experimental::scope_exit{[&] { exit_status = true; }};
+        auto guard = scope::scope_exit{[&] { exit_status = true; }};
         maybe_throw();
     } catch (...) {
         did_throw = true;
@@ -45,7 +45,7 @@ int main() {
     // Using scope_fail: runs only if an exception occurs
     exit_status = did_throw = false;
     try {
-        // auto guard = std::experimental::scope_fail{[&] { exit_status = true; }};
+        auto guard = scope::scope_fail{[&] { exit_status = true; }};
         maybe_throw();
     } catch (...) {
         did_throw = true;
@@ -55,7 +55,7 @@ int main() {
     // Using scope_success: runs only if no exception occurs
     exit_status = did_throw = false;
     try {
-        // auto guard = std::experimental::scope_success{[&] { exit_status = true; }};
+        auto guard = scope::scope_success{[&] { exit_status = true; }};
         maybe_throw();
     } catch (...) {
         did_throw = true;

include/beman/scope/scope.hpp

@@ -3,6 +3,26 @@
 #ifndef BEMAN_SCOPE_HPP
 #define BEMAN_SCOPE_HPP
 
-namespace beman::scope {} // namespace beman::scope
+namespace beman::scope {
+
+// TODO: Implement
+struct scope_exit {
+    template <typename F>
+    scope_exit(F) {}
+};
+
+// TODO: Implement
+struct scope_fail {
+    template <typename F>
+    scope_fail(F) {}
+};
+
+// TODO: Implement
+struct scope_success {
+    template <typename F>
+    scope_success(F) {}
+};
+
+} // namespace beman::scope
 
 #endif // BEMAN_SCOPE_HPP