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-rw-r--r--node_modules/argparse/lib/action/store/constant.js43
1 files changed, 43 insertions, 0 deletions
diff --git a/node_modules/argparse/lib/action/store/constant.js b/node_modules/argparse/lib/action/store/constant.js
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+/*:nodoc:*
+ * class ActionStoreConstant
+ *
+ * This action stores the value specified by the const keyword argument.
+ * (Note that the const keyword argument defaults to the rather unhelpful null.)
+ * The 'store_const' action is most commonly used with optional
+ * arguments that specify some sort of flag.
+ *
+ * This class inherited from [[Action]]
+ **/
+'use strict';
+
+var util = require('util');
+
+var Action = require('../../action');
+
+/*:nodoc:*
+ * new ActionStoreConstant(options)
+ * - options (object): options hash see [[Action.new]]
+ *
+ **/
+var ActionStoreConstant = module.exports = function ActionStoreConstant(options) {
+ options = options || {};
+ options.nargs = 0;
+ if (typeof options.constant === 'undefined') {
+ throw new Error('constant option is required for storeAction');
+ }
+ Action.call(this, options);
+};
+util.inherits(ActionStoreConstant, Action);
+
+/*:nodoc:*
+ * ActionStoreConstant#call(parser, namespace, values, optionString) -> Void
+ * - parser (ArgumentParser): current parser
+ * - namespace (Namespace): namespace for output data
+ * - values (Array): parsed values
+ * - optionString (Array): input option string(not parsed)
+ *
+ * Call the action. Save result in namespace object
+ **/
+ActionStoreConstant.prototype.call = function (parser, namespace) {
+ namespace.set(this.dest, this.constant);
+};