AndOperation.ceylon
import ceylon.ast.core {
AndOperation,
NegatingExpression,
ConjoiningExpression
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JAndOp=AndOp
}
}
"Converts a RedHat AST [[AndOp|JAndOp]] to a `ceylon.ast` [[AndOperation]]."
shared AndOperation andOperationToCeylon(JAndOp andOperation) {
"Check precedence"
assert (is ConjoiningExpression left = expressionToCeylon(andOperation.leftTerm),
is NegatingExpression right = expressionToCeylon(andOperation.rightTerm));
return AndOperation(left, right);
}
"Compiles the given [[code]] for an And Operation
into an [[AndOperation]] using the Ceylon compiler
(more specifically, the rule for an `conjunctionExpression`)."
shared AndOperation? compileAndOperation(String code) {
if (is JAndOp jConjunctionExpression = createParser(code).conjunctionExpression()) {
return andOperationToCeylon(jConjunctionExpression);
} else {
return null;
}
}