1 files changed, 67 insertions, 0 deletions
diff --git a/nihil.config/option.cc b/nihil.config/option.cc
new file mode 100644
index 0000000..9bf77c9
--- /dev/null
+++ b/nihil.config/option.cc
@@ -0,0 +1,67 @@
+/*
+ * This source code is released into the public domain.
+ */
+
+module;
+
+#include <iostream>
+#include <string>
+
+module nihil.config;
+
+namespace nihil::config {
+
+auto option::name(this option const &self) noexcept
+-> std::string_view
+{
+	return self._name;
+}
+
+// Human-readable description of this option.
+auto option::description(this option const &self) noexcept
+-> std::string_view
+{
+	return self._description;
+}
+
+// If true, this option is set to its default value.
+auto option::is_default(this option const &self) noexcept
+-> bool
+{
+	return self._is_default;
+}
+
+// Get or set this option as a string.
+auto option::string(this option const &self)
+-> std::string
+{
+	return self.get_string();
+}
+
+auto option::string(this option &self, std::string_view value)
+-> void
+{
+	self.set_string(value);
+	self._is_default = false;
+}
+
+option::option(std::string_view name,
+       std::string_view description)
+	: _name(name)
+	, _description(description)
+{
+}
+
+auto option::is_default(bool b)
+-> void
+{
+	_is_default = b;
+}
+
+auto operator<<(std::ostream &strm, option const &opt)
+-> std::ostream &
+{
+	return strm << "<" << opt.name() << "=" << opt.string() << ">";
+}
+
+} // namespace nihil