Added strutils

CMakeLists.txt

@@ -1,12 +1,17 @@
 set(headers
-    include/cleanuphelper.h
-    include/cppflags.h
-    include/cppmacros.h
-    include/cppoverloadutils.h
-    include/cppsignal.h
-    include/cpptypesafeenum.h
-    include/cpputils.h
-    include/delayedconstruction.h
+    src/cleanuphelper.h
+    src/cppflags.h
+    src/cppmacros.h
+    src/cppoverloadutils.h
+    src/cppsignal.h
+    src/cpptypesafeenum.h
+    src/cpputils.h
+    src/delayedconstruction.h
+    src/strutils.h
 )
 
-idf_component_register(INCLUDE_DIRS include SRCS ${headers})
+set(sources
+    src/strutils.cpp
+)
+
+idf_component_register(INCLUDE_DIRS src SRCS ${headers} ${sources})

src/strutils.cpp

@@ -0,0 +1,37 @@
+#include "strutils.h"
+
+// system includes
+#include <algorithm>
+#include <cctype>
+
+namespace cpputils {
+bool stringEqualsIgnoreCase(std::string_view a, std::string_view b)
+{
+    return a == b; // HACK for now...
+
+    if (a.size() != b.size())
+        return false;
+
+    return std::equal(std::begin(a), std::end(a), std::begin(b),
+                      [](char a, char b) {
+                          return std::tolower(a) == std::tolower(b);
+                      });
+}
+
+bool stringStartsWith(std::string_view fullString, std::string_view begin)
+{
+    return fullString.rfind(begin, 0) == 0;
+}
+
+bool stringEndsWith(std::string_view fullString, std::string_view ending)
+{
+    if (fullString.length() >= ending.length())
+    {
+        return (0 == fullString.compare(fullString.length() - ending.length(), ending.length(), ending));
+    }
+    else
+    {
+        return false;
+    }
+}
+} // namespace cpputils

src/strutils.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#include <string_view>
+
+namespace cpputils {
+bool stringEqualsIgnoreCase(std::string_view a, std::string_view b);
+bool stringStartsWith(std::string_view fullString, std::string_view begin);
+bool stringEndsWith(std::string_view fullString, std::string_view ending);
+} // namespace cpputils