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Diffstat (limited to 'node_modules/argparse/lib/action/version.js')
-rw-r--r-- | node_modules/argparse/lib/action/version.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/node_modules/argparse/lib/action/version.js b/node_modules/argparse/lib/action/version.js new file mode 100644 index 0000000..8053328 --- /dev/null +++ b/node_modules/argparse/lib/action/version.js @@ -0,0 +1,47 @@ +/*:nodoc:* + * class ActionVersion + * + * Support action for printing program version + * This class inherited from [[Action]] + **/ +'use strict'; + +var util = require('util'); + +var Action = require('../action'); + +// +// Constants +// +var c = require('../const'); + +/*:nodoc:* + * new ActionVersion(options) + * - options (object): options hash see [[Action.new]] + * + **/ +var ActionVersion = module.exports = function ActionVersion(options) { + options = options || {}; + options.defaultValue = (options.defaultValue ? options.defaultValue : c.SUPPRESS); + options.dest = (options.dest || c.SUPPRESS); + options.nargs = 0; + this.version = options.version; + Action.call(this, options); +}; +util.inherits(ActionVersion, Action); + +/*:nodoc:* + * ActionVersion#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) + * + * Print version and exit + **/ +ActionVersion.prototype.call = function (parser) { + var version = this.version || parser.version; + var formatter = parser._getFormatter(); + formatter.addText(version); + parser.exit(0, formatter.formatHelp()); +}; |