group deltas;


ADDED(delta)  ::= "Added $ElementType(element=delta.to)$"


REMOVED(delta) ::= "Removed $ElementType(element=delta.from)$"


CHANGED(delta) ::= "$DeltaType(delta)$"


DeltaType(delta) ::= "$({$delta.class.simpleName$})(delta)$"


DeltaTypeSwitch(delta) ::= "$delta:({$delta.type$})(delta)$"


MultiSubDelta(desc, deltas) ::= <<
$if(deltas)$
$if(!deltas.empty)$
$desc$
<ul>
$deltas:{<li>$DeltaTypeSwitch(delta=it)$</li>}$
</ul>
$endif$
$endif$ 
>>


SigAnnotationDelta(delta) ::= <<
$MultiSubDelta(desc="Annotation Elements changed:", deltas=delta.annotationElementDeltas)$
>>


SigAnnotationElementDelta(delta) ::= <<
$SingleSubDelta(desc="Value changed:", delta=delta.valueDelta)$
>>


SigArrayTypeDelta(delta) ::= <<
$SingleSubDelta(desc="Component Type of array changed:", delta=delta.componentTypeDelta)$
>>


SigClassReferenceDelta(delta) ::= "from $SigClass(element=delta.from)$ to $SigClass(element=delta.to)$"


SigConstructorDelta(delta) ::= "$SigExecutableMemberDelta(delta=delta)$"

SigMethodDelta(delta) ::= <<
$SigExecutableMemberDelta(delta=delta)$
$if(delta.returnTypeDelta)$
$SingleSubDelta(desc="Return Type changed:", delta=delta.returnTypeDelta)$
$endif$
>>


SigExecutableMemberDelta(delta) ::= <<
$if(delta.annotationDeltas)$
$MultiSubDelta(desc="Annotations changed:", deltas=delta.annotationDeltas)$
$endif$

$if(delta.modifierDeltas)$
$MultiSubDelta(desc="Modifiers changed:", deltas=delta.modifierDeltas)$
$endif$

$if(delta.typeVariableDeltas)$
$MultiSubDelta(desc="Type Variables changed:", deltas=delta.typeVariableDeltas)$
$endif$

$if(delta.exceptionDeltas)$
$MultiSubDelta(desc="Exceptions changed:", deltas=delta.exceptionDeltas)$
$endif$

$if(delta.parameterDeltas)$
$MultiSubDelta(desc="Parameters changed:", deltas=delta.parameterDeltas)$
$endif$
>>

SigFieldDelta(delta) ::= <<
$SingleSubDelta(desc="Type changed:", delta=delta.typeDelta)$
$MultiSubDelta(desc="Modifiers changed:", deltas=delta.modifierDeltas)$
$MultiSubDelta(desc="Annotations changed:", deltas=delta.annotationDeltas)$
>>

SigGenericDelclarationDelta(delta) ::= "GenericDelclarationDelta $delta$"

SigModifierDelta(delta) ::= "SigModifierDelta.st: Please file a bug if you see this message"


SigParameterDelta(delta) ::= <<
$if(delta.annotationDeltas)$
$MultiSubDelta(desc="Annotations changed:", deltas=delta.annotationDeltas)$
$endif$

$if(delta.typeDelta)$
$SingleSubDelta(desc="Type changed:", delta=delta.typeDelta)$
$endif$
>>


SigParameterizedTypeDelta(delta) ::= <<
$SingleSubDelta(desc="Owner Type changed:", delta=delta.ownerTypeDelta)$
$SingleSubDelta(desc="Raw Type changed:", delta=delta.rawTypeDelta)$
$MultiSubDelta(desc="Type Arguments changed:", deltas=delta.argumentTypeDeltas)$
>>


SigPrimitiveTypeDelta(delta) ::= "from $delta.from$ to $delta.to$"

SigTypeDelta(delta) ::= "from $ElementType(element=delta.from)$ to $ElementType(element=delta.to)$"

SigTypeVariableReferenceDelta(delta) ::= <<
SigTypeVariableReferenceDelta:
$delta$
>>

SigTypeVariableDefinitionDelta(delta) ::= <<
$SingleSubDelta(desc="Upper Bound changed:", delta=delta.upperBoundsDelta)$
$SingleSubDelta(desc="Declaration changed:", delta=delta.genericDeclarationDelta)$
>>

SigUpperBoundsDelta(delta) ::= <<
$SingleSubDelta(desc="First Upper Bound changed:", delta=delta.firstUpperBoundDelta)$
$MultiSubDelta(desc="Upper Bounds changed:", deltas=delta.remainingUpperBoundDeltas)$
>>

SigWildcardTypeDelta(delta) ::= <<
$SingleSubDelta(desc="Lower Bound changed:", delta=delta.lowerBoundDelta)$
$SingleSubDelta(desc="Upper Bounds changed:", delta=delta.upperBoundDelta)$
>>

SigAnnotationFieldDelta(delta) ::= <<
$SigFieldDelta(delta = delta)$
$SingleSubDelta(desc="Default value changed:", delta=delta.defaultValueDelta)$
>>

SingleSubDelta(desc, delta) ::= <<
$if(delta)$
$desc$
<ul>
  <li>$DeltaTypeSwitch(delta=delta)$</li>
</ul>
$endif$
>>