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import java.util.List;
import org.checkerframework.checker.nullness.qual.*;
import org.checkerframework.checker.nullness.qual.EnsuresNonNullIf;
class PptTopLevel {
/** List of all of the splitters for this ppt. */
public @MonotonicNonNull List<Object> splitters = null;
@EnsuresNonNullIf(result = true, expression = "splitters")
public boolean has_splitters() {
return (splitters != null);
}
static void testPptTopLevel(PptTopLevel ppt) {
if (!ppt.has_splitters()) {
return;
}
@NonNull Object s2 = ppt.splitters;
}
static void testPptTopLevelAssert(PptTopLevel ppt) {
assert ppt.has_splitters() : "@AssumeAssertion(nullness)";
@NonNull Object s2 = ppt.splitters;
}
static void testSimple(PptTopLevel ppt) {
if (ppt.has_splitters()) {
@NonNull Object s2 = ppt.splitters;
}
}
// False tests
static void testFalse(PptTopLevel ppt) {
// :: error: (dereference.of.nullable)
ppt.splitters.toString(); // error
}
static void testFalseNoAssertion(PptTopLevel ppt) {
ppt.has_splitters();
// :: error: (dereference.of.nullable)
ppt.splitters.toString(); // error
}
static void testFalseIf(PptTopLevel ppt) {
if (ppt.has_splitters()) {
return;
}
// :: error: (dereference.of.nullable)
ppt.splitters.toString(); // error
}
// static void testFalseIfBody(PptTopLevel ppt) {
// if (!ppt.has_splitters()) {
// // :: error: (dereference.of.nullable)
// ppt.splitters.toString(); // error
// }
// }
}
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