Website/node_modules/argparse/lib/help/added_formatters.js
2015-12-02 18:21:44 -05:00

89 lines
2.7 KiB
JavaScript

'use strict';
var util = require('util');
var _ = require('lodash');
// Constants
var $$ = require('../const');
var HelpFormatter = require('./formatter.js');
/**
* new RawDescriptionHelpFormatter(options)
* new ArgumentParser({formatterClass: argparse.RawDescriptionHelpFormatter, ...})
*
* Help message formatter which adds default values to argument help.
*
* Only the name of this class is considered a public API. All the methods
* provided by the class are considered an implementation detail.
**/
var ArgumentDefaultsHelpFormatter = function ArgumentDefaultsHelpFormatter(options) {
HelpFormatter.call(this, options);
};
util.inherits(ArgumentDefaultsHelpFormatter, HelpFormatter);
ArgumentDefaultsHelpFormatter.prototype._getHelpString = function (action) {
var help = action.help;
if (action.help.indexOf('%(defaultValue)s') === -1) {
if (action.defaultValue !== $$.SUPPRESS) {
var defaulting_nargs = [$$.OPTIONAL, $$.ZERO_OR_MORE];
if (action.isOptional() || (defaulting_nargs.indexOf(action.nargs) >= 0)) {
help += ' (default: %(defaultValue)s)';
}
}
}
return help;
};
module.exports.ArgumentDefaultsHelpFormatter = ArgumentDefaultsHelpFormatter;
/**
* new RawDescriptionHelpFormatter(options)
* new ArgumentParser({formatterClass: argparse.RawDescriptionHelpFormatter, ...})
*
* Help message formatter which retains any formatting in descriptions.
*
* Only the name of this class is considered a public API. All the methods
* provided by the class are considered an implementation detail.
**/
var RawDescriptionHelpFormatter = function RawDescriptionHelpFormatter(options) {
HelpFormatter.call(this, options);
};
util.inherits(RawDescriptionHelpFormatter, HelpFormatter);
RawDescriptionHelpFormatter.prototype._fillText = function (text, width, indent) {
var lines = text.split('\n');
lines = lines.map(function (line) {
return _.trimRight(indent + line);
});
return lines.join('\n');
};
module.exports.RawDescriptionHelpFormatter = RawDescriptionHelpFormatter;
/**
* new RawTextHelpFormatter(options)
* new ArgumentParser({formatterClass: argparse.RawTextHelpFormatter, ...})
*
* Help message formatter which retains formatting of all help text.
*
* Only the name of this class is considered a public API. All the methods
* provided by the class are considered an implementation detail.
**/
var RawTextHelpFormatter = function RawTextHelpFormatter(options) {
RawDescriptionHelpFormatter.call(this, options);
};
util.inherits(RawTextHelpFormatter, RawDescriptionHelpFormatter);
RawTextHelpFormatter.prototype._splitLines = function (text) {
return text.split('\n');
};
module.exports.RawTextHelpFormatter = RawTextHelpFormatter;