✨ implemented an indentation character #520

An optional parameter for dump() allows to set the character to use for
indentation (default: space). In case a JSON value is serialized to an
output stream, its fill character is used (and can be set with
std::setfill).

doc/examples/dump.cpp

@@ -13,8 +13,10 @@ int main()
     std::cout << j_object.dump(-1) << "\n\n";
     std::cout << j_object.dump(0) << "\n\n";
     std::cout << j_object.dump(4) << "\n\n";
+    std::cout << j_object.dump(1, '\t') << "\n\n";
     std::cout << j_array.dump() << "\n\n";
     std::cout << j_array.dump(-1) << "\n\n";
     std::cout << j_array.dump(0) << "\n\n";
     std::cout << j_array.dump(4) << "\n\n";
+    std::cout << j_array.dump(1, '\t') << "\n\n";
 }

doc/examples/dump.link

@@ -1 +1 @@
-<a target="_blank" href="https://wandbox.org/permlink/jC8OLyTjE6EOcMZt"><b>online</b></a>
+<a target="_blank" href="https://wandbox.org/permlink/HjYnuCSOxokNvsRW"><b>online</b></a>

doc/examples/dump.output

@@ -12,6 +12,11 @@
     "two": 2
 }
 
+{
+	"one": 1,
+	"two": 2
+}
+
 [1,2,4,8,16]
 
 [1,2,4,8,16]
@@ -32,3 +37,11 @@
     16
 ]
 
+[
+	1,
+	2,
+	4,
+	8,
+	16
+]
+

doc/examples/operator_serialize.cpp

@@ -16,4 +16,5 @@ int main()
     // serialize with indentation
     std::cout << std::setw(4) << j_object << "\n\n";
     std::cout << std::setw(2) << j_array << "\n\n";
+    std::cout << std::setw(1) << std::setfill('\t') << j_object << "\n\n";
 }

doc/examples/operator_serialize.link

@@ -1 +1 @@
-<a target="_blank" href="https://wandbox.org/permlink/N3DbIOGGiGvGfSQ3"><b>online</b></a>
+<a target="_blank" href="https://wandbox.org/permlink/ibCUjqfsQiAglDVe"><b>online</b></a>

doc/examples/operator_serialize.output

@@ -15,3 +15,8 @@
   16
 ]
 
+{
+	"one": 1,
+	"two": 2
+}
+