Test an object with one member

JsonGenerator/IndentedPrintDecorator.cpp

@@ -7,5 +7,27 @@
 
 size_t IndentedPrintDecorator::write(uint8_t c)
 {
-    return sink.write(c);
+    switch (c)
+    {
+    case '{':
+        indent++;        
+        return sink.write(c) + writeln();
+
+    case '}':
+        indent--;
+        return writeln() + sink.write(c);
+
+    default:
+        return sink.write(c);
+    }
+}
+
+size_t IndentedPrintDecorator::writeln()
+{
+    size_t n = sink.write('\n');
+
+    for (int i = 0; i < indent; i++)
+        n += sink.write(' ');
+
+    return n;
 }

JsonGenerator/IndentedPrintDecorator.h

@@ -13,14 +13,16 @@ class IndentedPrintDecorator : public Print
 public:
 
     IndentedPrintDecorator(Print& p)
-        : currentLevel(0), sink(p)
+        : indent(0), sink(p)
     {
     }
 
     virtual size_t write(uint8_t);
 
 private:
-    int currentLevel;
+    int indent;
     Print& sink;
+
+    size_t writeln();
 };