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- 'use strict';
- var util = require('util');
- var Action = require('../action');
- var c = require('../const');
- var ActionHelp = module.exports = function ActionHelp(options) {
- options = options || {};
- if (options.defaultValue !== null) {
- options.defaultValue = options.defaultValue;
- } else {
- options.defaultValue = c.SUPPRESS;
- }
- options.dest = (options.dest !== null ? options.dest : c.SUPPRESS);
- options.nargs = 0;
- Action.call(this, options);
- };
- util.inherits(ActionHelp, Action);
- ActionHelp.prototype.call = function (parser) {
- parser.printHelp();
- parser.exit();
- };
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