ThenOperation.ceylon
import ceylon.ast.core {
ThenOperation,
DisjoiningExpression,
ThenElseExpression
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JThenOp=ThenOp
}
}
"Converts a RedHat AST [[ThenOp|JThenOp]] to a `ceylon.ast` [[ThenOperation]]."
shared ThenOperation thenOperationToCeylon(JThenOp thenOperation) {
"Check precedence"
assert (is ThenElseExpression left = expressionToCeylon(thenOperation.leftTerm),
is DisjoiningExpression right = expressionToCeylon(thenOperation.rightTerm));
return ThenOperation(left, right);
}
"Compiles the given [[code]] for a Then Operation
into a [[ThenOperation]] using the Ceylon compiler
(more specifically, the rule for a `thenElseExpression`)."
shared ThenOperation? compileThenOperation(String code) {
if (is JThenOp jThenElseExpression = createParser(code).thenElseExpression()) {
return thenOperationToCeylon(jThenElseExpression);
} else {
return null;
}
}