forked from M3-Academy/challenge-algorithms-v2.0
41 lines
1.0 KiB
JavaScript
41 lines
1.0 KiB
JavaScript
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/*:nodoc:*
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* class ActionCount
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*
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* This counts the number of times a keyword argument occurs.
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* For example, this is useful for increasing verbosity levels
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*
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* This class inherided from [[Action]]
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*
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**/
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'use strict';
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var util = require('util');
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var Action = require('../action');
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/*:nodoc:*
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* new ActionCount(options)
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* - options (object): options hash see [[Action.new]]
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*
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**/
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var ActionCount = module.exports = function ActionCount(options) {
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options = options || {};
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options.nargs = 0;
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Action.call(this, options);
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};
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util.inherits(ActionCount, Action);
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/*:nodoc:*
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* ActionCount#call(parser, namespace, values, optionString) -> Void
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* - parser (ArgumentParser): current parser
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* - namespace (Namespace): namespace for output data
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* - values (Array): parsed values
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* - optionString (Array): input option string(not parsed)
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*
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* Call the action. Save result in namespace object
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**/
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ActionCount.prototype.call = function (parser, namespace) {
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namespace.set(this.dest, (namespace[this.dest] || 0) + 1);
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};
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