Added most replace impls and fixed whitespace

include/boost/fixed_string/fixed_string.hpp

@@ -1286,7 +1286,10 @@ public:
     replace(
         size_type pos1,
         size_type n1,
-        const fixed_string& str);
+        const fixed_string& str)
+    {
+      return replace(pos1, n1, str.data(), str.size());
+    }
 
     fixed_string&
     replace(
@@ -1294,14 +1297,21 @@ public:
         size_type n1,
         const fixed_string& str,
         size_type pos2,
-        size_type n2 = npos);
+        size_type n2 = npos)
+    {
+      return replace(pos1, n1, string_view_type(str).substr(pos2, n2));
+    }
 
     template<typename T>
     fixed_string&
     replace(
         size_type pos1,
         size_type n1,
-        const T& t);
+        const T& t)
+    {
+      string_view_type sv = t;
+      return replace(pos1, n1, sv.data(), sv.size());
+    }
 
     template<typename T>
     fixed_string&
@@ -1310,8 +1320,13 @@ public:
         size_type n1,
         const T& t,
         size_type pos2,
-        size_type n2 = npos);
+        size_type n2 = npos)
+    {
+      string_view_type sv = t;
+      return replace(pos1, n1, sv.substr(pos2, n2));
+    }
 
+    // impl
     fixed_string&
     replace(
         size_type pos,
@@ -1323,8 +1338,12 @@ public:
     replace(
         size_type pos,
         size_type n1,
-        const CharT* s);
+        const CharT* s)
+    {
+      return replace(pos, n, s, Traits::length(s));
+    }
 
+    // impl 
     fixed_string&
     replace(
         size_type pos,
@@ -1336,34 +1355,50 @@ public:
     replace(
         const_iterator i1,
         const_iterator i2,
-        const fixed_string& str);
+        const fixed_string& str)
+    {
+      return replace(i1, i2, string_view_type(str));
+    }
 
     template<typename T>
     fixed_string&
     replace(
         const_iterator i1,
         const_iterator i2,
-        const T& t);
+        const T& t)
+    {
+      string_view_type sv = t;
+      return replace(i1 - begin(), i2 - i1, sv.data(), sv.size());
+    }
 
     fixed_string&
     replace(
         const_iterator i1,
         const_iterator i2,
         const CharT* s,
-        size_type n);
+        size_type n)
+    {
+      return replace(i1, i2, string_view_type(s, n));
+    }
 
     fixed_string&
     replace(
         const_iterator i1,
         const_iterator i2,
-        const CharT* s);
+        const CharT* s)
+    {
+      return replace(i1, i2, string_view_type(s));
+    }
 
     fixed_string&
     replace(
         const_iterator i1,
         const_iterator i2,
         size_type n,
-        CharT c);
+        CharT c)
+    {
+      return replace(i1 - begin(), i2 - i1, n, c);
+    }
 
     template<typename InputIterator>
     fixed_string&
@@ -1371,13 +1406,19 @@ public:
         const_iterator i1,
         const_iterator i2,
         InputIterator j1,
-        InputIterator j2);
+        InputIterator j2)
+    {
+      return replace(i1, i2, fixed_string(j1, j2));
+    }
 
     fixed_string&
     replace(
         const_iterator,
         const_iterator,
-        std::initializer_list<CharT>);
+        std::initializer_list<CharT>)
+    {
+      return replace(i1, i2, il.begin(), il.size());
+    }
 
     //--------------------------------------------------------------------------
     //