WithinOperation.ceylon
import ceylon.ast.core {
ExistsNonemptyExpression,
Node,
WithinOperation
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JWithinOp=WithinOp
}
}
"Converts a RedHat AST [[WithinOp|JWithinOp]] to a `ceylon.ast` [[WithinOperation]]."
shared WithinOperation withinOperationToCeylon(JWithinOp withinOperation, Anything(JNode,Node) update = noop) {
"Check precedence"
assert (is ExistsNonemptyExpression operand = expressionToCeylon(withinOperation.term, update));
value result = WithinOperation(operand, boundToCeylon(withinOperation.lowerBound, update), boundToCeylon(withinOperation.upperBound, update));
update(withinOperation, result);
return result;
}
"Compiles the given [[code]] for a Within Operation
into a [[WithinOperation]] using the Ceylon compiler
(more specifically, the rule for a `comparisonExpression`)."
shared WithinOperation? compileWithinOperation(String code, Anything(JNode,Node) update = noop) {
if (is JWithinOp jComparisonExpression = createParser(code).comparisonExpression()) {
return withinOperationToCeylon(jComparisonExpression, update);
} else {
return null;
}
}