Fixed printTo(String) which wrote numbers instead of strings (issue #120)

2015-09-19 16:23:09 +02:00
parent b5c8cd1766
commit 155dd653e7
2 changed files with 3 additions and 2 deletions
--- a/include/ArduinoJson/Internals/DynamicStringBuilder.hpp
+++ b/include/ArduinoJson/Internals/DynamicStringBuilder.hpp
@ -18,7 +18,8 @@ class DynamicStringBuilder : public Print {
  DynamicStringBuilder(String &str) : _str(str) {}

  virtual size_t write(uint8_t c) {
-    _str += c;
+    // Need to cast to char, otherwise String will print a number (issue #120)
+    _str += static_cast<char>(c);
    return 1;
  }