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https://github.com/RGBCube/serenity
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283ee678f7
The check for invalid lhs and assignment to eval/arguments in strict mode should happen for all kinds of assignment expressions, not just AssignmentOp::Assignment.
28 lines
915 B
JavaScript
28 lines
915 B
JavaScript
test("assignment to function call", () => {
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expect(() => {
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function foo() {}
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foo() = "foo";
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}).toThrowWithMessage(ReferenceError, "Invalid left-hand side in assignment");
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});
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test("assignment to inline function call", () => {
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expect(() => {
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(function () {})() = "foo";
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}).toThrowWithMessage(ReferenceError, "Invalid left-hand side in assignment");
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});
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test("assignment to invalid LHS is syntax error", () => {
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expect("1 += 1").not.toEval();
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expect("1 -= 1").not.toEval();
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expect("1 *= 1").not.toEval();
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expect("1 /= 1").not.toEval();
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expect("1 %= 1").not.toEval();
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expect("1 **= 1").not.toEval();
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expect("1 &= 1").not.toEval();
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expect("1 |= 1").not.toEval();
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expect("1 ^= 1").not.toEval();
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expect("1 <<= 1").not.toEval();
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expect("1 >>= 1").not.toEval();
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expect("1 >>>= 1").not.toEval();
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expect("1 = 1").not.toEval();
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});
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