28 lines
549 B
JavaScript
28 lines
549 B
JavaScript
// @flow
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declare function f1(x: mixed): boolean;
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declare function f3(x: mixed): boolean %checks (x !== null);
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declare function f4(x: mixed): boolean %checks (x !== null);
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function f7(x: mixed): %checks { return x !== null }
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var a0 = (x: mixed) => x !== null;
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var a1 = (x: mixed): %checks => x !== null;
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(x): %checks => x !== null;
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const insert_a_really_big_predicated_arrow_function_name_here = (x)
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: %checks => x !== null;
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declare var x;
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(x)
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checks => 123;
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type checks = any;
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declare function f(x: mixed): checks
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(typeof x === null);
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