AssignOperation.ceylon
import ceylon.ast.core {
AssignOperation,
ThenElseExpression,
AssigningExpression
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JAssignOp=AssignOp
}
}
"Converts a RedHat AST [[AssignOp|JAssignOp]] to a `ceylon.ast` [[AssignOperation]]."
shared AssignOperation assignOperationToCeylon(JAssignOp assignOperation) {
"Check precedence"
assert (is ThenElseExpression left = expressionToCeylon(assignOperation.leftTerm),
is AssigningExpression right = expressionToCeylon(assignOperation.rightTerm));
return AssignOperation(left, right);
}
"Compiles the given [[code]] for an Assign Operation
into an [[AssignOperation]] using the Ceylon compiler
(more specifically, the rule for an `assignmentExpression`)."
shared AssignOperation? compileAssignOperation(String code) {
if (is JAssignOp jAssignmentExpression = createParser(code).assignmentExpression()) {
return assignOperationToCeylon(jAssignmentExpression);
} else {
return null;
}
}