From a6c9e64eb559a58d31f5ea68b8947f460ed8f04b Mon Sep 17 00:00:00 2001
From: Leonetienne <leonetienne@hotmail.de>
Date: Sat, 12 Feb 2022 03:07:11 +0100
Subject: Better directory structure naming

---
 Src/StringTools/StringTools.cpp | 100 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 Src/StringTools/StringTools.cpp

(limited to 'Src/StringTools/StringTools.cpp')

diff --git a/Src/StringTools/StringTools.cpp b/Src/StringTools/StringTools.cpp
new file mode 100644
index 0000000..bb5faf3
--- /dev/null
+++ b/Src/StringTools/StringTools.cpp
@@ -0,0 +1,100 @@
+#include "StringTools.h"
+#include <sstream>
+
+std::string StringTools::Replace(const std::string& str, const char find, const std::string& subst)
+{
+    std::stringstream ss;
+
+    for (std::size_t i = 0; i < str.length(); i++)
+    {
+        if (str[i] != find)
+            ss << str[i];
+        else
+            ss << subst;
+    }
+
+    return ss.str();
+}
+
+std::string StringTools::Replace(const std::string& str, const std::string& find, const std::string& subst)
+{
+    if (find.length() == 0)
+        return str;
+
+    std::stringstream ss;
+
+    std::size_t posFound = 0;
+    std::size_t lastFound = 0;
+
+    while (posFound != std::string::npos)
+    {
+        lastFound = posFound;
+        posFound = str.find(find, posFound);
+
+        if (posFound != std::string::npos)
+        {
+            ss << str.substr(lastFound, posFound - lastFound) << subst;
+            posFound += find.length();
+        }
+        else
+        {
+            ss << str.substr(lastFound, (str.length()) - lastFound);
+        }
+    }
+
+    return ss.str();
+}
+
+std::string StringTools::Replace(const std::string& str, const char find, const char subst)
+{
+    std::stringstream ss;
+    ss << subst;
+
+    return Replace(str, find, ss.str());
+}
+
+std::string StringTools::Replace(const std::string& str, const std::string& find, const char subst)
+{
+    std::stringstream ss;
+    ss << subst;
+
+    return Replace(str, find, ss.str());
+}
+
+std::string StringTools::Lower(const std::string& str)
+{
+    std::stringstream ss;
+
+    for (std::size_t i = 0; i < str.size(); i++)
+    {
+        const char c = str[i];
+
+        // Quick-accept: regular letters
+        if ((c >= 'A') && (c <= 'Z'))
+            ss << (char)(c | 32);
+
+            // Else: keep the character as is
+        else ss << c;
+    }
+
+    return ss.str();
+}
+
+std::string StringTools::Upper(const std::string& str)
+{
+    std::stringstream ss;
+
+    for (std::size_t i = 0; i < str.size(); i++)
+    {
+        const char c = str[i];
+
+        // Quick-accept: regular letters
+        if ((c >= 'a') && (c <= 'z'))
+            ss << (char)(c & ~32);
+
+            // Else: keep the character as is
+        else ss << c;
+    }
+
+    return ss.str();
+}
-- 
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