Method beforeName

src/main/java/com/google/gson/stream/JsonWriter.java:501–510

Inserts any necessary separators and whitespace before a name. Also adjusts the stack to expect the name's value.

()

   * adjusts the stack to expect the name's value.
   */
  private void beforeName() throws IOException {
    JsonScope context = peek();
    if (context == JsonScope.NONEMPTY_OBJECT) { // first in object
      out.write(',');
    } else if (context != JsonScope.EMPTY_OBJECT) { // not in an object!
      throw new IllegalStateException("Nesting problem: " + stack);
    }
    newline();
    replaceTop(JsonScope.DANGLING_NAME);
  }

  /**
   * Inserts any necessary separators and whitespace before a literal value,