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const AsyncFunction = async function(){}.constructor;
function assertNoError(f, msg) {
try {
f();
} catch (e) {
assertEq(true, false, `${msg}: ${e}`);
}
}
function assertSyntaxError(code) {
assertThrowsInstanceOf(function () { Function(code); }, SyntaxError, "Function:" + code);
assertThrowsInstanceOf(function () { AsyncFunction(code); }, SyntaxError, "AsyncFunction:" + code);
}
function assertNoSyntaxError(code) {
assertNoError(function () { Function(code); }, "Function:" + code);
assertNoError(function () { AsyncFunction(code); }, "AsyncFunction:" + code);
}
function assertNoSyntaxErrorAsyncContext(code) {
assertNoError(function () { AsyncFunction(code); }, "AsyncFunction:" + code);
}
const invalidTestCases = [
// UnaryExpression : delete UnaryExpression
//
// Test all possible `delete` expression kinds.
"delete a ** 0",
"delete a.prop ** 0",
"delete a[0] ** 0",
"delete a?.prop ** 0",
"delete 0 ** 0",
// UnaryExpression : void UnaryExpression
"void a ** 0",
// UnaryExpression : typeof UnaryExpression
//
// Test all possible `typeof` expression kinds.
"typeof a ** 0",
"typeof 0 ** 0",
// UnaryExpression : + UnaryExpression
"+a ** 0",
// UnaryExpression : - UnaryExpression
"-a ** 0",
// UnaryExpression : ~ UnaryExpression
"~a ** 0",
// UnaryExpression : ! UnaryExpression
"!a ** 0",
// UnaryExpression : AwaitExpression
"await a ** 0",
];
for (let source of invalidTestCases) {
assertSyntaxError(source);
}
const validTestCases = [
// UnaryExpression : delete UnaryExpression
"(delete a) ** 0",
"(delete a.prop) ** 0",
"(delete a[0]) ** 0",
"(delete a?.prop) ** 0",
"(delete 0) ** 0",
// UnaryExpression : void UnaryExpression
"(void a) ** 0",
// UnaryExpression : typeof UnaryExpression
"(typeof a) ** 0",
"(typeof 0) ** 0",
// UnaryExpression : + UnaryExpression
"(+a) ** 0",
// UnaryExpression : - UnaryExpression
"(-a) ** 0",
// UnaryExpression : ~ UnaryExpression
"(~a) ** 0",
// UnaryExpression : ! UnaryExpression
"(!a) ** 0",
];
for (let source of validTestCases) {
assertNoSyntaxError(source);
}
const validTestCasesAsync = [
// UnaryExpression : AwaitExpression
"(await a) ** 0",
];
for (let source of validTestCasesAsync) {
assertNoSyntaxErrorAsyncContext(source);
}
if (typeof reportCompare === "function")
reportCompare(true, true);