refactors stringops.hpp (#3192)

With this PR we refactor `StringUtils::replaceAll` to accept `string_view` as suggested in a code comment. In addition, while we are touching this rebuild happy file, we slim it down a bit by moving a few sparingly used functions elsewhere.

components/misc/algorithm.hpp

@@ -4,6 +4,8 @@
 #include <iterator>
 #include <type_traits>
 
+#include "stringops.hpp"
+
 namespace Misc
 {
     template <typename Iterator, typename BinaryPredicate, typename Function>
@@ -31,6 +33,30 @@ namespace Misc
         }
         return begin;
     }
+
+    /// Performs a binary search on a sorted container for a string that 'key' starts with
+    template<typename Iterator, typename T>
+    static Iterator partialBinarySearch(Iterator begin, Iterator end, const T& key)
+    {
+        const Iterator notFound = end;
+
+        while(begin < end)
+        {
+            const Iterator middle = begin + (std::distance(begin, end) / 2);
+
+            int comp = Misc::StringUtils::ciCompareLen((*middle), key, (*middle).size());
+
+            if(comp == 0)
+                return middle;
+            else if(comp > 0)
+                end = middle;
+            else
+                begin = middle + 1;
+        }
+
+        return notFound;
+    }
+
 }
 
 #endif