[ox/std] Add String::endsWith

deps/ox/src/ox/std/string.cpp

@@ -177,6 +177,20 @@ char &String::operator[](std::size_t i) noexcept {
 	return m_buff[i];
 }
 
+String String::substr(std::size_t pos) const noexcept {
+	return m_buff.data() + pos;
+}
+
+bool String::endsWith(const char *ending) const noexcept {
+	const auto endingLen = ox_strlen(ending);
+	return len() >= endingLen && ox_strcmp(data() + (len() - endingLen), ending) == 0;
+}
+
+bool String::endsWith(const String &ending) const noexcept {
+	const auto endingLen = ending.len();
+	return len() >= endingLen && ox_strcmp(data() + (len() - endingLen), ending.c_str()) == 0;
+}
+
 std::size_t String::len() const noexcept {
 	std::size_t length = 0;
 	for (std::size_t i = 0; i < m_buff.size(); i++) {

deps/ox/src/ox/std/string.hpp

@@ -82,6 +82,20 @@ class String {
 
 		char &operator[](std::size_t i) noexcept;
 
+		[[nodiscard]]
+		String substr(std::size_t pos) const noexcept;
+
+		[[nodiscard]]
+		bool endsWith(const char *other) const noexcept;
+
+		[[nodiscard]]
+		bool endsWith(const String &other) const noexcept;
+
+		[[nodiscard]]
+		constexpr const char *data() const noexcept {
+			return m_buff.data();
+		}
+
 		[[nodiscard]]
 		constexpr char *data() noexcept {
 			return m_buff.data();

deps/ox/src/ox/std/test/tests.cpp

@@ -75,6 +75,10 @@ std::map<std::string, std::function<ox::Error()>> tests = {
 			oxAssert(s == "asdf", "String assign broken");
 			s += "aoeu";
 			oxAssert(s == "asdfaoeu", "String append broken");
+			ox::String ending = "asdf";
+			oxAssert(ending.endsWith("df"), "String::endsWith is broken");
+			oxAssert(!ending.endsWith("awefawe"), "String::endsWith is broken");
+			oxAssert(!ending.endsWith("eu"), "String::endsWith is broken");
 			return OxError(0);
 		}
 	},