anchor.diff:  // Float.dart
   //
   
  -class Float implements Number, Exponentiable {
  +class Float implements dart$$Object, Number, Exponentiable {
     final $dart$core.double _value;
   
     Float($dart$core.double this._value);
  
positive.code: //
  ///////////////////////////////////////
  
  class DartStringBuffer {
    $dart$core.StringBuffer delegate = new $dart$core.StringBuffer();
  
    DartStringBuffer() {}
  
negative.code:     0xa620, 0xa8d0, 0xa900, 0xa9d0, 0xaa50, 0xabf0, 0xff10,
      0x104a0, 0x11066, 0x110f0, 0x11136, 0x111d0, 0x116c0]);
  
  class Character implements dart$$Object, Comparable, Enumerable {
    $dart$core.int _value;
  
    Character(Character character) {
  