Function test

deps/v8/test/mjsunit/regexp-modifiers.js:39–46

(re, expectedMatch, expectedNoMatch = [])

test_invalid('(?-!)');

function test(re, expectedMatch, expectedNoMatch = []) {
  for (const match of expectedMatch) {
    assertTrue(re.test(match), `${re}.test(${match})`);
  }
  for (const match of expectedNoMatch) {
    assertFalse(re.test(match), `${re}.test(${match})`);
  }
}

test(/(?i:ba)r/, ['bar', 'Bar', 'BAr'], ['BAR', 'BaR']);
test(/(?-i:ba)r/i, ['bar', 'baR'], ['Bar', 'BAR']);