function isBetweenTest() {
				if (
					node.operator === "&&" &&
					astUtils.isSameReference(left.right, right.left)
				) {
					const leftLiteral = getNormalizedLiteral(left.left);
					const rightLiteral = getNormalizedLiteral(right.right);

					if (leftLiteral === null && rightLiteral === null) {
						return false;
					}

					if (rightLiteral === null || leftLiteral === null) {
						return true;
					}

					if (leftLiteral.value <= rightLiteral.value) {
						return true;
					}
				}
				return false;
			}
Determines whether node is of the form `0 <= x && x < 1`.
@returns {boolean} Whether node is a "between" range test.