CallableParameter.ceylon
import ceylon.ast.core {
Annotations,
CallableParameter,
Type,
VoidModifier
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JFunctionalParameterDeclaration=FunctionalParameterDeclaration,
JMethodDeclaration=MethodDeclaration,
JStaticType=StaticType,
JVoidModifier=VoidModifier
}
}
import ceylon.interop.java {
CeylonIterable
}
"Converts a RedHat AST [[FunctionalParameterDeclaration|JFunctionalParameterDeclaration]] to a `ceylon.ast` [[CallableParameter]]."
shared CallableParameter callableParameterToCeylon(JFunctionalParameterDeclaration callableParameter) {
assert (is JMethodDeclaration dec = callableParameter.typedDeclaration);
assert (is JStaticType|JVoidModifier jType = dec.type);
Type|VoidModifier type;
switch (jType)
case (is JStaticType) { type = typeToCeylon(jType); }
case (is JVoidModifier) { type = voidModifierToCeylon(jType); }
assert (nonempty parameterLists = CeylonIterable(dec.parameterLists).collect(parametersToCeylon));
return CallableParameter {
type;
lIdentifierToCeylon(dec.identifier);
parameterLists;
dec.annotationList exists
then annotationsToCeylon(dec.annotationList)
else Annotations();
};
}
"Compiles the given [[code]] for a Callable Parameter
into a [[CallableParameter]] using the Ceylon compiler
(more specifically, the rule for a `parameter`)."
shared CallableParameter? compileCallableParameter(String code) {
if (is JFunctionalParameterDeclaration jParameter = createParser(code).parameterDeclarationOrRef()) {
return callableParameterToCeylon(jParameter);
} else {
return null;
}
}