New replace_all for replacing strings

lib/include/lib/strings.hpp

@@ -175,6 +175,16 @@ namespace lib
 		static auto replace_all(const std::string &str,
 			char old_val, char new_val) -> std::string;
 
+		/**
+		 * Replace all occurrences of a string in another string
+		 * @param str String to replace in
+		 * @param old_val Old string
+		 * @param new_val New string
+		 * @return New string with string replaced
+		 */
+		static auto replace_all(const std::string &str,
+			const std::string &old_val, const std::string &new_val) -> std::string;
+
 	private:
 		/**
 		 * Trim beginning of string

lib/src/strings.cpp

@@ -183,3 +183,18 @@ auto strings::replace_all(const std::string &str, char old_val, char new_val) ->
 	std::replace(val.begin(), val.end(), old_val, new_val);
 	return val;
 }
+
+auto strings::replace_all(const std::string &str, const std::string &old_val,
+	const std::string &new_val) -> std::string
+{
+	std::string val = str;
+	size_t pos = val.find(old_val);
+
+	while (pos != std::string::npos)
+	{
+		val.replace(pos, old_val.size(), new_val);
+		pos = val.find(old_val, pos + old_val.size());
+	}
+
+	return val;
+}