init

Telegram/ThirdParty/range-v3/example/view/CMakeLists.txt

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+set(CMAKE_FOLDER "${CMAKE_FOLDER}/view")
+
+rv3_add_test(example.view.transform example.view.transform transform.cpp)
+rv3_add_test(example.view.ints example.view.ints ints.cpp)
+rv3_add_test(example.view.filter example.view.filter filter.cpp)
+
+# NOTE: Make sure the output matches the contents of the corresponding golden file
+set_tests_properties(range.v3.example.view.transform PROPERTIES PASS_REGULAR_EXPRESSION "\\[0.5,1,1.5\\]")
+set_tests_properties(range.v3.example.view.ints PROPERTIES PASS_REGULAR_EXPRESSION "\\[3,4,5,6\\]")
+set_tests_properties(range.v3.example.view.filter PROPERTIES PASS_REGULAR_EXPRESSION "\\[2,4\\]")
+

Telegram/ThirdParty/range-v3/example/view/filter.cpp

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+//! [filter example]
+#include <iostream>
+#include <vector>
+#include <range/v3/view/filter.hpp>
+
+int main()
+{
+    std::vector<int> numbers{1, 2, 3, 4};
+
+    auto even = numbers
+        // Keep only the even numbers
+        | ranges::views::filter([](const int& num) {
+          return num % 2 == 0;
+        });
+
+    std::cout << even << '\n';
+}
+//! [filter example]

Telegram/ThirdParty/range-v3/example/view/filter_golden.txt

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+[2,4]

Telegram/ThirdParty/range-v3/example/view/ints.cpp

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+//! [ints example]
+#include <iostream>
+#include <vector>
+#include <range/v3/view/iota.hpp>
+
+int main()
+{
+    auto numbers = ranges::views::ints(3, 7);
+
+    std::cout << numbers << '\n';
+}
+//! [ints example]

Telegram/ThirdParty/range-v3/example/view/ints_golden.txt

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+[3,4,5,6]

Telegram/ThirdParty/range-v3/example/view/transform.cpp

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+//! [transform example]
+#include <iostream>
+#include <vector>
+#include <range/v3/view/transform.hpp>
+
+int main()
+{
+    std::vector<int> numbers{1, 2, 3};
+
+    auto halved = numbers
+        // Divide each integer by 2, converting it into a double
+        | ranges::views::transform([](const int& num) {
+          return num / 2.0;
+        });
+
+    std::cout << halved << '\n';
+}
+//! [transform example]

Telegram/ThirdParty/range-v3/example/view/transform_golden.txt

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+[0.5,1,1.5]