InOperation.ceylon
import ceylon.ast.core {
InOperation,
ExistsNonemptyExpression,
Node
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JInOp=InOp
}
}
"Converts a RedHat AST [[InOp|JInOp]] to a `ceylon.ast` [[InOperation]]."
shared InOperation inOperationToCeylon(JInOp inOperation, Anything(JNode,Node) update = noop) {
"Check precedence"
assert (is ExistsNonemptyExpression left = expressionToCeylon(inOperation.leftTerm, update),
is ExistsNonemptyExpression right = expressionToCeylon(inOperation.rightTerm, update));
value result = InOperation(left, right);
update(inOperation, result);
return result;
}
"Compiles the given [[code]] for an In Operation
into an [[InOperation]] using the Ceylon compiler
(more specifically, the rule for a `comparisonExpression`)."
shared InOperation? compileInOperation(String code, Anything(JNode,Node) update = noop) {
if (is JInOp jComparisonExpression = createParser(code).comparisonExpression()) {
return inOperationToCeylon(jComparisonExpression, update);
} else {
return null;
}
}