js/src/jit-test/tests/arrow-functions/length.js

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1 // Arrow functions have a .length property like ordinary functions.
2
3 assertEq((a => a).hasOwnProperty("length"), true);
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5 assertEq((a => a).length, 1);
6 assertEq((() => 0).length, 0);
7 assertEq(((a) => 0).length, 1);
8 assertEq(((a, b) => 0).length, 2);
9
10 assertEq(((...arr) => arr).length, 0);
11 assertEq(((a=1, b=2) => 0).length, 0);

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