Fix includes in examples (#407)

* Fix includes in examples

* Fix order

* Align with other subcommand files

Co-authored-by: Henry Schreiner <HenrySchreinerIII@gmail.com>

examples/callback_passthrough.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
 

examples/enum.cpp

@@ -1,5 +1,7 @@
 #include <CLI/CLI.hpp>
+#include <iostream>
 #include <map>
+#include <string>
 
 enum class Level : int { High, Medium, Low };
 

examples/enum_ostream.cpp

@@ -1,4 +1,7 @@
 #include <CLI/CLI.hpp>
+#include <iostream>
+#include <map>
+#include <string>
 
 enum class Level : int { High, Medium, Low };
 

examples/formatter.cpp

@@ -1,4 +1,6 @@
 #include <CLI/CLI.hpp>
+#include <iostream>
+#include <memory>
 
 class MyFormatter : public CLI::Formatter {
   public:

examples/groups.cpp

@@ -1,5 +1,7 @@
-#include "CLI/CLI.hpp"
-#include "CLI/Timer.hpp"
+#include <CLI/CLI.hpp>
+#include <CLI/Timer.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
     CLI::AutoTimer("This is a timer");

examples/json.cpp

@@ -1,5 +1,9 @@
 #include <CLI/CLI.hpp>
+#include <iostream>
+#include <memory>
 #include <nlohmann/json.hpp>
+#include <string>
+#include <vector>
 
 // This example is only built on GCC 7 on Travis due to mismatch in stdlib
 // for clang (CLI11 is forgiving about mismatches, json.hpp is not)

examples/modhelp.cpp

@@ -1,7 +1,6 @@
-
-#include "CLI/CLI.hpp"
-
+#include <CLI/CLI.hpp>
 #include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
     CLI::App test{R"raw(Modify the help print so that argument values are accessible.

examples/option_groups.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
 

examples/positional_arity.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
 

examples/positional_validation.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
 

examples/prefix_command.cpp

@@ -1,4 +1,7 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
+#include <vector>
 
 int main(int argc, char **argv) {
 

examples/ranges.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <vector>
 
 int main(int argc, char **argv) {
 

examples/retired.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <utility>
 #include <vector>
 
 // This example shows the usage of the retired and deprecated option helper methods

examples/shapes.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <vector>
 
 int main(int argc, char **argv) {
 

examples/simple.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
 

examples/subcom_help.cpp

@@ -1,5 +1,6 @@
 #include <CLI/CLI.hpp>
 #include <iostream>
+#include <string>
 
 int main(int argc, char *argv[]) {
     CLI::App cli_global{"Demo app"};

examples/subcom_in_files/subcommand_a.cpp

@@ -1,8 +1,6 @@
-// ===================================================================
-//   subcommand_a.cpp
-// ===================================================================
-
 #include "subcommand_a.hpp"
+#include <iostream>
+#include <memory>
 
 /// Set up a subcommand and capture a shared_ptr to a struct that holds all its options.
 /// The variables of the struct are bound to the CLI options.

examples/subcom_in_files/subcommand_a.hpp

@@ -1,10 +1,6 @@
 #pragma once
-// ===================================================================
-//   subcommand_a.hpp
-// ===================================================================
 
-#include "CLI/CLI.hpp"
-#include <memory>
+#include <CLI/CLI.hpp>
 #include <string>
 
 /// Collection of all options of Subcommand A.

examples/subcom_in_files/subcommand_main.cpp

@@ -1,8 +1,5 @@
-// ===================================================================
-//   main.cpp
-// ===================================================================
-
 #include "subcommand_a.hpp"
+#include <CLI/CLI.hpp>
 
 int main(int argc, char **argv) {
     CLI::App app{"..."};

examples/subcom_partitioned.cpp

@@ -1,5 +1,8 @@
-#include "CLI/CLI.hpp"
-#include "CLI/Timer.hpp"
+#include <CLI/CLI.hpp>
+#include <CLI/Timer.hpp>
+#include <iostream>
+#include <memory>
+#include <string>
 
 int main(int argc, char **argv) {
     CLI::AutoTimer("This is a timer");

examples/subcommands.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {
 

examples/validators.cpp

@@ -1,4 +1,6 @@
-#include "CLI/CLI.hpp"
+#include <CLI/CLI.hpp>
+#include <iostream>
+#include <string>
 
 int main(int argc, char **argv) {