anchor.diff:  
   ====
   
  -[role="api"]
  -.[tck-testable]#@PastOrPresent constraint#
  +[[builtinconstraints-pastorpresent]]
  +=== `@PastOrPresent` constraint
  +
  +[role="api"]
  +.[tck-testable]#`@PastOrPresent` constraint#
   ====
   
   [source, JAVA, indent=0]
  
positive.code: 
  ====
  
  [role="api"]
  .[tck-testable]#@NotNull constraint#
  ====
  
  [source, JAVA, indent=0]
  
negative.code: 
  ====
  
  [[builtinconstraints-digits]]
  === `@Digits` constraint
  
  [role="api"]
  .[tck-testable]#`@Digits` constraint#
  ====
  
  [source, JAVA, indent=0]
  