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Add support for general integer types in store_into.

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This commit is contained in:
Andrew Bell 2024-04-17 13:35:51 -04:00
parent 9550b0a88c
commit d141b8d2a1
2 changed files with 39 additions and 2 deletions
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5
include/argparse/argparse.hpp
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@ -698,9 +698,10 @@ public:
return *this; return *this;
} }
auto &store_into(int &var) { template <typename T, typename std::enable_if<std::is_integral<T>::value>::type * = nullptr>
auto &store_into(T &var) {
if (m_default_value.has_value()) { if (m_default_value.has_value()) {
var = std::any_cast<int>(m_default_value); var = std::any_cast<T>(m_default_value);
} }
action([&var](const auto &s) { action([&var](const auto &s) {
var = details::parse_number<int, details::radix_10>()(s); var = details::parse_number<int, details::radix_10>()(s);

36
test/test_store_into.cpp
View File

@ -27,6 +27,8 @@ TEST_CASE("Test store_into(bool), flag specified" *
REQUIRE(flag == true); REQUIRE(flag == true);
} }
// int cases
TEST_CASE("Test store_into(int), no default value, non specified" * TEST_CASE("Test store_into(int), no default value, non specified" *
test_suite("store_into")) { test_suite("store_into")) {
argparse::ArgumentParser program("test"); argparse::ArgumentParser program("test");
@ -57,6 +59,40 @@ TEST_CASE("Test store_into(int), default value, specified" *
REQUIRE(res == 5); REQUIRE(res == 5);
} }
// integral cases
TEST_CASE("Test store_into(uint8_t), no default value, non specified" *
test_suite("store_into")) {
argparse::ArgumentParser program("test");
uint8_t res = 55;
program.add_argument("--int-opt").store_into(res);
program.parse_args({"./test.exe"});
REQUIRE(res == 55);
}
TEST_CASE("Test store_into(uint8_t), default value, non specified" *
test_suite("store_into")) {
argparse::ArgumentParser program("test");
uint8_t res = 55;
program.add_argument("--int-opt").default_value((uint8_t)3).store_into(res);
program.parse_args({"./test.exe"});
REQUIRE(res == 3);
}
TEST_CASE("Test store_into(uint8_t), default value, specified" *
test_suite("store_into")) {
argparse::ArgumentParser program("test");
uint8_t res = -1;
program.add_argument("--int-opt").default_value((uint8_t)3).store_into(res);
program.parse_args({"./test.exe", "--int-opt", "5"});
REQUIRE(res == 5);
}
// Double cases
TEST_CASE("Test store_into(double), no default value, non specified" * TEST_CASE("Test store_into(double), no default value, non specified" *
test_suite("store_into")) { test_suite("store_into")) {
argparse::ArgumentParser program("test"); argparse::ArgumentParser program("test");