PostfixOperation.ceylon
import ceylon.ast.core {
PostfixOperation
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JPostfixDecrementOp=PostfixDecrementOp,
JPostfixIncrementOp=PostfixIncrementOp,
JPostfixOperatorExpression=PostfixOperatorExpression,
JPrimary=Primary
}
}
"Converts a RedHat AST [[PostfixOperatorExpression|JPostfixOperatorExpression]] to a `ceylon.ast` [[PostfixOperation]]."
shared PostfixOperation postfixOperationToCeylon(JPostfixOperatorExpression postfixOperatorExpression) {
assert (is JPostfixDecrementOp|JPostfixIncrementOp postfixOperatorExpression);
switch (postfixOperatorExpression)
case (is JPostfixDecrementOp) { return postfixDecrementOperationToCeylon(postfixOperatorExpression); }
case (is JPostfixIncrementOp) { return postfixIncrementOperationToCeylon(postfixOperatorExpression); }
}
"Compiles the given [[code]] for a Postfix Operation
into a [[PostfixOperation]] using the Ceylon compiler
(more specifically, the rule for a `postfixIncrementDecrementExpression`)."
shared PostfixOperation? compilePostfixOperation(String code) {
if (is JPostfixOperatorExpression jPostfixExpression = createParser(code).postfixIncrementDecrementExpression(),
jPostfixExpression.term is JPrimary) {
return postfixOperationToCeylon(jPostfixExpression);
} else {
return null;
}
}