Convert examples to piecemeal includes

examples/100-Fix-Section.cpp

@@ -6,7 +6,8 @@
 
 // main() provided in 000-CatchMain.cpp
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
+#include <vector>
 
 TEST_CASE( "vectors can be sized and resized", "[vector]" ) {
 

examples/110-Fix-ClassFixture.cpp

@@ -6,7 +6,7 @@
 
 // main() provided in 000-CatchMain.cpp
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
 
 class DBConnection
 {

examples/210-Evt-EventListeners.cpp

@@ -10,7 +10,9 @@
 // Let Catch provide the required interfaces:
 #define CATCH_CONFIG_EXTERNAL_INTERFACES
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/reporters/catch_reporter_bases.hpp>
+#include <catch2/catch_reporter_registrars.hpp>
 #include <iostream>
 
 // -----------------------------------------------------------------------
@@ -306,7 +308,7 @@ char const * dashed_line =
 struct MyListener : Catch::TestEventListenerBase {
 
     using TestEventListenerBase::TestEventListenerBase; // inherit constructor
-    
+
     // Get rid of Wweak-tables
     ~MyListener();
 

examples/231-Cfg-OutputStreams.cpp

@@ -8,7 +8,7 @@
 
 #include <catch2/catch_default_main.hpp>
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
 
 #include <sstream>
 #include <cstdio>

examples/300-Gen-OwnGenerator.cpp

@@ -4,7 +4,9 @@
 // Specifically we will implement a random number generator for integers
 // It will have infinite capacity and settable lower/upper bound
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/catch_generators.hpp>
+#include <catch2/catch_generators_generic.hpp>
 
 #include <random>
 

examples/301-Gen-MapTypeConversion.cpp

@@ -1,9 +1,9 @@
 // 301-Gen-MapTypeConversion.cpp
 // Shows how to use map to modify generator's return type.
 
-// TODO
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/catch_generators_generic.hpp>
 
 #include <string>
 #include <sstream>
@@ -23,7 +23,7 @@ public:
     }
 
     std::string const& get() const override;
-    
+
     bool next() override {
         return !!std::getline(m_stream, m_line);
     }
@@ -49,7 +49,7 @@ Catch::Generators::GeneratorWrapper<std::string> lines(std::string /* ignored fo
 TEST_CASE("filter can convert types inside the generator expression", "[example][generator]") {
     auto num = GENERATE(map<int>([](std::string const& line) { return std::stoi(line); },
                                  lines("fake-file")));
-                                 
+
     REQUIRE(num > 0);
 }
 

examples/310-Gen-VariablesInGenerators.cpp

@@ -6,7 +6,9 @@
 // _WILL_ outlive the variables -- thus they should be either captured
 // by value directly, or copied by the generators during construction.
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/catch_generators_generic.hpp>
+#include <catch2/catch_generators_specific.hpp>
 
 TEST_CASE("Generate random doubles across different ranges",
           "[generator][example][advanced]") {

examples/311-Gen-CustomCapture.cpp

@@ -9,7 +9,9 @@
 // per-variable custom capture list, this example shows how to achieve
 // that.
 
-#include <catch2/catch.hpp>
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/catch_generators_generic.hpp>
+#include <catch2/catch_generators_specific.hpp>
 
 TEST_CASE("Generate random doubles across different ranges",
           "[generator][example][advanced]") {
@@ -23,7 +25,7 @@ TEST_CASE("Generate random doubles across different ranges",
     }));
 
     auto r2(r1);
-    
+
     // This will take r1 by reference and r2 by value.
     // Note that there are no advantages for doing so in this example,
     // it is done only for expository purposes.