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