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eoptimist.js
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eoptimist.js
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var fs, PARENT_PATH, info, PACKAGE_JSON, e, options, yaml_path, yaml, argv, extendedHelp, showExtendedHelp;
fs = require('fs');
require('colors');
require('js-yaml');
PARENT_PATH = require('path').dirname(process.mainModule.filename);
info = '';
try {
PACKAGE_JSON = require(PARENT_PATH + "/package.json");
info = PACKAGE_JSON.name + " " + PACKAGE_JSON.version;
} catch (e$) {
e = e$;
console.log("Error retrieving package.json".red.bold);
console.log(e);
}
options = {
'version': {
alias: 'info',
boolean: true,
description: 'Display current version'
},
'usage': {
alias: 'help',
boolean: true,
description: 'Display help'
}
};
yaml_path = PARENT_PATH + '/CLI.yaml';
yaml = {
usage: '',
options: {}
};
if (fs.existsSync(yaml_path)) {
try {
yaml = require(yaml_path);
} catch (e$) {
e = e$;
console.log("Yaml: ".red.bold, e);
}
if (yaml) {
yaml.usage = "Usage: " + yaml.usage;
import$(options, yaml.options);
yaml.options = undefined;
}
}
module.exports = require('optimist').wrap(80).options(options).usage(yaml.usage);
argv = module.exports.argv;
if (argv.version) {
console.log(info);
} else if (argv.usage) {
extendedHelp = function(){
var help, e, wrap, k, example;
help = module.exports.help();
if (yaml && (e = yaml.examples)) {
help += "Examples:\n";
wrap = require('wordwrap')(2, 80);
for (k in e) {
example = wrap(e[k]);
help += example + "\n";
}
}
return help;
};
showExtendedHelp = function(fn){
if (!fn) {
fn = console.error;
}
fn(extendedHelp());
};
showExtendedHelp();
}
function import$(obj, src){
var own = {}.hasOwnProperty;
for (var key in src) if (own.call(src, key)) obj[key] = src[key];
return obj;
}