Do CMake properly

tests/assignment.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 TEST_CASE("Assignment value", "[assignment.value]") {
     tl::optional<int> o1 = 42;

tests/bases.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 // Old versions of GCC don't have the correct trait names. Could fix them up if needs be.
 #if (defined(__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ <= 9 &&              \

tests/constexpr.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 #define TOKENPASTE(x, y) x##y
 #define TOKENPASTE2(x, y) TOKENPASTE(x, y)

tests/constructors.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 #include <vector>
 
 struct foo {

tests/emplace.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 #include <utility>
 #include <tuple>
 

tests/extensions.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 #include <string>
 
 #define TOKENPASTE(x, y) x##y

tests/hash.cpp

@@ -1,4 +1,4 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 TEST_CASE("Hashing", "[hash]") {}

tests/in_place.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 #include <tuple>
 #include <vector>

tests/issues.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 #include <type_traits>
 
 struct foo{

tests/make_optional.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 #include <tuple>
 #include <vector>

tests/noexcept.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 TEST_CASE("Noexcept", "[noexcept]") {
   tl::optional<int> o1{4};

tests/nullopt.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 TEST_CASE("Nullopt", "[nullopt]") {
   tl::optional<int> o1 = tl::nullopt;

tests/observers.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 struct move_detector {
   move_detector() = default;

tests/relops.cpp

@@ -1,5 +1,5 @@
 #include "catch.hpp"
-#include "optional.hpp"
+#include <tl/optional.hpp>
 
 TEST_CASE("Relational ops", "[relops]") {
   tl::optional<int> o1{4};