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def WebIDLTest(parser, harness):
threw = False
try:
parser.parse(
"""
interface OneNullableInUnion {
void foo((object? or DOMString?) arg);
};
"""
)
results = parser.finish()
except:
threw = True
harness.ok(threw, "Two nullable member types of a union should have thrown.")
parser.reset()
threw = False
try:
parser.parse(
"""
interface NullableInNullableUnion {
void foo((object? or DOMString)? arg);
};
"""
)
results = parser.finish()
except:
threw = True
harness.ok(
threw,
"A nullable union type with a nullable member type should have " "thrown.",
)
parser.reset()
threw = False
try:
parser.parse(
"""
interface NullableInUnionNullableUnionHelper {
};
interface NullableInUnionNullableUnion {
void foo(((object? or DOMString) or NullableInUnionNullableUnionHelper)? arg);
};
"""
)
results = parser.finish()
except:
threw = True
harness.ok(
threw,
"A nullable union type with a nullable member type should have " "thrown.",
)