cli.js
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/*!
* Casper is a navigation utility for PhantomJS.
*
* Documentation: http://n1k0.github.com/casperjs/
* Repository: http://github.com/n1k0/casperjs
*
* Copyright (c) 2011 Nicolas Perriault
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
var utils = require('utils');
/**
* Extracts, normalize ad organize PhantomJS CLI arguments in a dedicated
* Object.
*
* @param array phantomArgs phantom.args value
* @return Object
*/
exports.parse = function(phantomArgs) {
if (!utils.isType(phantomArgs, "runtimearray")) {
throw new Error('parse() can only process a phantomjs arguments array');
}
var extract = {
args: [],
options: {},
get: function(what) {
if (typeof what === "number") {
return this.args[what];
} else if (typeof what === "string") {
return this.options[what];
} else {
throw new Error("Unsupported cli arg getter " + typeof what);
}
}
};
phantomArgs.forEach(function(arg) {
if (arg.indexOf('--') === 0) {
// named option
var optionMatch = arg.match(/^--(.*)=(.*)/i);
if (optionMatch) {
extract.options[optionMatch[1]] = optionMatch[2];
} else {
// flag
var flagMatch = arg.match(/^--(.*)/);
if (flagMatch) {
extract.options[flagMatch[1]] = true;
}
}
} else {
// positional arg
extract.args.push(arg);
}
});
return extract;
};