UnionAssignmentOperation.ceylon
import ceylon.ast.core {
Node,
ThenElseExpression,
AssigningExpression,
UnionAssignmentOperation
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JUnionAssignOp=UnionAssignOp
}
}
"Converts a RedHat AST [[UnionAssignOp|JUnionAssignOp]] to a `ceylon.ast` [[UnionAssignmentOperation]]."
shared UnionAssignmentOperation unionAssignmentOperationToCeylon(JUnionAssignOp unionAssignmentOperation, Anything(JNode,Node) update = noop) {
"Check precedence"
assert (is ThenElseExpression left = expressionToCeylon(unionAssignmentOperation.leftTerm, update),
is AssigningExpression right = expressionToCeylon(unionAssignmentOperation.rightTerm, update));
value result = UnionAssignmentOperation(left, right);
update(unionAssignmentOperation, result);
return result;
}
"Compiles the given [[code]] for an Union Assignment Operation
into an [[UnionAssignmentOperation]] using the Ceylon compiler
(more specifically, the rule for an `assignmentExpression`)."
shared UnionAssignmentOperation? compileUnionAssignmentOperation(String code, Anything(JNode,Node) update = noop) {
if (is JUnionAssignOp jAssignmentExpression = createParser(code).assignmentExpression()) {
return unionAssignmentOperationToCeylon(jAssignmentExpression, update);
} else {
return null;
}
}