no-constant-condition
Recommended
Disallows the use of a constant expression in conditional test
Disallows the use of a constant expression in conditional test
Using a constant expression in a conditional test is often either a mistake or a temporary situation introduced during development and is not ready for production.
Invalid:
if (true) {}
if (2) {}
do {} while (x = 2); // infinite loop
Valid:
if (x) {}
if (x === 0) {}
do {} while (x === 2);