no-self-compare

Disallow comparisons with identical deterministic operands

correctnesswarningno fixmodule

Repeating the same deterministic operand on both sides usually indicates that one of the intended values was duplicated. Instead, you SHOULD compare the two intended values or call .isNaN() when testing floating-point NaN.

Reported

1function changed(value: int32): boolean {2    return value !== value;3}

Accepted

1function changed(left: int32, right: int32): boolean {2    return left !== right;3}