JSFiddle - React, Tailwind, and code Playground
JavaScript
function assert(message, expr) {
if (!expr) {
throw new Error(message);
}
assert.count++;
console.log(assert.count);
return true;
}
assert.count=0;
assert("1 === 1", 1 === 1);
assert("1 === 2", 1 === 2);
/* never gets here */
assert("1 === 3", 1 === 3);