code: function reportIfUnreachable(node) {
  				if (currentCodePath.currentSegments.every(isUnreachable)) {
  					context.report(node, ProblemMessages['no-unreachable']);
  				}
  			}
docs: Reports a given node if it's unreachable.
  @param {ASTNode} node - A statement node to report.
  @returns {void}