ValueIterator.ceylon
import ceylon.ast.core {
Type,
ValueIterator,
UnspecifiedVariable,
ValueModifier
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JStaticType=StaticType,
JValueIterator=ValueIterator,
JValueModifier=ValueModifier
}
}
"Converts a RedHat AST [[ValueIterator|JValueIterator]] to a `ceylon.ast` [[ValueIterator]]."
shared ValueIterator valueIteratorToCeylon(JValueIterator valueIterator) {
Type|ValueModifier? type;
value jVariable = valueIterator.variable;
value jType = jVariable.type;
if (is JStaticType jType) {
type = typeToCeylon(jType);
} else {
assert (is JValueModifier jType);
// The parser creates a ValueModifier with null token if the type is missing completely
type = jType.mainToken exists then valueModifierToCeylon(jType) else null;
}
return ValueIterator(UnspecifiedVariable(lIdentifierToCeylon(jVariable.identifier), type), expressionToCeylon(valueIterator.specifierExpression.expression));
}
"Compiles the given [[code]] for a Value Iterator
into a [[ValueIterator]] using the Ceylon compiler
(more specifically, the rule for a `forIterator`)."
shared ValueIterator? compileValueIterator(String code) {
if (is JValueIterator jForIterator = createParser(code).forIterator()) {
return valueIteratorToCeylon(jForIterator);
} else {
return null;
}
}