1 files changed, 75 insertions, 0 deletions
diff --git a/src/core/utils/StringUtils.cpp b/src/core/utils/StringUtils.cpp
new file mode 100644
index 0000000000..bcab0ce10c
--- /dev/null
+++ b/src/core/utils/StringUtils.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2016-2023 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "arm_compute/core/utils/StringUtils.h"
+
+#include <algorithm>
+#include <cmath>
+#include <cstdint>
+#include <fstream>
+#include <limits>
+#include <map>
+#include <numeric>
+#include <sstream>
+#include <string>
+
+namespace arm_compute
+{
+std::string lower_string(const std::string &val)
+{
+    std::string res = val;
+    std::transform(res.begin(), res.end(), res.begin(), ::tolower);
+    return res;
+}
+
+std::string upper_string(const std::string &val)
+{
+    std::string res = val;
+    std::transform(res.begin(), res.end(), res.begin(), ::toupper);
+    return res;
+}
+
+std::string float_to_string_with_full_precision(float val)
+{
+    std::stringstream ss;
+    ss.precision(std::numeric_limits<float>::max_digits10);
+    ss << val;
+
+    if (val != static_cast<int>(val))
+    {
+        ss << "f";
+    }
+
+    return ss.str();
+}
+
+std::string join(const std::vector<std::string> strings, const std::string &sep)
+{
+    if (strings.empty())
+    {
+        return "";
+    }
+    return std::accumulate(std::next(strings.begin()), strings.end(), strings.at(0),
+                           [&sep](const std::string &a, const std::string &b) { return a + sep + b; });
+}
+} // namespace arm_compute