1 files changed, 37 insertions, 0 deletions
diff --git a/src/IsCharacterInSet.hpp b/src/IsCharacterInSet.hpp
new file mode 100644
index 0000000..f17460c
--- /dev/null
+++ b/src/IsCharacterInSet.hpp
@@ -0,0 +1,37 @@
+#ifndef URI_IS_CHARACTER_IN_SET_HPP
+#define URI_IS_CHARACTER_IN_SET_HPP
+
+/**
+ * @file IsCharacterInSet.hpp
+ *
+ * This module declares the Uri::IsCharacterInSet class.
+ *
+ * © 2018 by Richard Walters
+ */
+
+#include <initializer_list>
+
+namespace Uri {
+
+    /**
+     * This function determines whether or not the given character
+     * is in the given character set.
+     *
+     * @param[in] c
+     *     This is the character to check.
+     *
+     * @param[in] characterSet
+     *     This is the set of characters that are allowed.
+     *
+     * @return
+     *     An indication of whether or not the given character
+     *     is in the given character set is returned.
+     */
+    bool IsCharacterInSet(
+        char c,
+        std::initializer_list< char > characterSet
+    );
+
+}
+
+#endif /* URI_IS_CHARACTER_IN_SET_HPP */