replace nihil::generator

the new implementation is much simpler and PD-licensed.  the only
downside is it doesn't support elements_of.

while here, move it to nihil.core.

1 files changed, 0 insertions, 91 deletions

diff --git a/nihil.generator/generator.test.cc b/nihil.generator/generator.test.cc
deleted file mode 100644
index 1782dfb..0000000
--- a/nihil.generator/generator.test.cc
+++ /dev/null
@@ -1,91 +0,0 @@
-// This source code is released into the public domain.
-
-#include <catch2/catch_test_macros.hpp>
-
-import nihil.std;
-import nihil.generator;
-
-namespace {
-inline auto constexpr test_tags = "[nihil][nihil.generator]";
-
-SCENARIO("A generator that yields values", test_tags)
-{
-	GIVEN ("A generator that yields values") {
-		auto fn = [&]() -> nihil::generator<int> {
-			co_yield 1;
-			co_yield 2;
-		};
-
-		THEN ("The generator yields the original values") {
-			REQUIRE(std::ranges::equal(fn(), std::vector{1, 2}));
-		}
-	}
-}
-
-SCENARIO("A generator that yields references", test_tags)
-{
-	GIVEN ("A generator that yields references") {
-		auto one = 1, two = 2;
-		auto fn = [&]() -> nihil::generator<int &> {
-			co_yield one;
-			co_yield two;
-		};
-		auto range = fn();
-
-		THEN ("The references refer to the original values") {
-			auto it = std::ranges::begin(range);
-			REQUIRE(&*it == &one);
-			++it;
-			REQUIRE(&*it == &two);
-			++it;
-			REQUIRE(it == std::ranges::end(range));
-		}
-	}
-}
-
-SCENARIO("A generator that yields pointers", test_tags)
-{
-	GIVEN ("A generator that yields pointers") {
-		auto one = 1, two = 2;
-		auto fn = [&]() -> nihil::generator<int *> {
-			co_yield &one;
-			co_yield &two;
-		};
-
-		THEN ("The pointers point to the original values") {
-			REQUIRE(std::ranges::equal(fn(), std::vector{&one, &two}));
-		}
-	}
-}
-
-TEST_CASE("generator: exceptions", "[generator]")
-{
-	auto fn = []() -> nihil::generator<int> {
-		co_yield 1;
-		throw std::runtime_error("test");
-	};
-
-	auto range = fn();
-	auto it = std::ranges::begin(range);
-	REQUIRE(*it == 1);
-	REQUIRE_THROWS_AS(it++, std::runtime_error);
-}
-
-TEST_CASE("generator: elements_of", "[generator]")
-{
-	auto fn1 = [] -> nihil::generator<int> {
-		co_yield 1;
-		co_yield 2;
-		co_yield 3;
-	};
-
-	auto fn2 = [&fn1] -> nihil::generator<int> {
-		co_yield nihil::elements_of(fn1());
-	};
-
-	auto values = std::vector<int>();
-	std::ranges::copy(fn2(), std::back_inserter(values));
-
-	REQUIRE(values == std::vector{1, 2, 3});
-}
-} // anonymous namespace