String and YAML utilities

src/Helpers/String.cpp

@@ -0,0 +1,29 @@
+#include "String.hpp"
+
+#include <algorithm>
+#include <cctype>
+
+namespace Bloom
+{
+    std::string String::asciiToLower(std::string str) {
+        std::transform(str.begin(), str.end(), str.begin(), [] (unsigned char character) {
+            return std::tolower(character);
+        });
+
+        return str;
+    }
+
+    std::string String::asciiToUpper(std::string str) {
+        std::transform(str.begin(), str.end(), str.begin(), [] (unsigned char character) {
+            return std::toupper(character);
+        });
+
+        return str;
+    }
+
+    bool String::isAscii(const std::string& str) {
+        return !std::any_of(str.begin(), str.end(), [] (unsigned char character) {
+            return character > 127;
+        });
+    }
+}