lib/valve.js
function chainHelp(chain) {
  return chain.validators.map(function(e) {
                                return e.help;
                              })
                         .filter(function(e) {
                                return e;
                              });
}
function chainHelp(chain) {
  return chain.validators.map(function(e) {
                                return e.help;
                              })
                         .filter(function(e) {
                                return e;
                              });
}
function chainHelp ( chain ) { return chain . validators . map ( function ( e ) { return e . help ; } ) . filter ( function ( e ) { return e ; } ) ; }
Returns an array of documentation strings for each validator in a chain.

@private
@param {Chain} chain The validator chain.
@return {Array} An array of documentation strings.
Returns an array of documentation strings for each validator in a chain .