info.js
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var mout = require('mout');
var Q = require('q');
var endpointParser = require('bower-endpoint-parser');
var PackageRepository = require('../core/PackageRepository');
var defaultConfig = require('../config');
function info(logger, endpoint, property, config) {
if (!endpoint) {
return;
}
var repository;
var decEndpoint;
config = defaultConfig(config);
repository = new PackageRepository(config, logger);
decEndpoint = endpointParser.decompose(endpoint);
return Q.all([
getPkgMeta(repository, decEndpoint, property),
decEndpoint.target === '*' && !property ? repository.versions(decEndpoint.source) : null
])
.spread(function (pkgMeta, versions) {
if (versions) {
return {
name: decEndpoint.source,
versions: versions,
latest: pkgMeta
};
}
return pkgMeta;
});
}
function getPkgMeta(repository, decEndpoint, property) {
return repository.fetch(decEndpoint)
.spread(function (canonicalDir, pkgMeta) {
pkgMeta = mout.object.filter(pkgMeta, function (value, key) {
return key.charAt(0) !== '_';
});
// Retrieve specific property
if (property) {
pkgMeta = mout.object.get(pkgMeta, property);
}
return pkgMeta;
});
}
// -------------------
info.readOptions = function (argv) {
var cli = require('../util/cli');
var options = cli.readOptions(argv);
var pkg = options.argv.remain[1];
var property = options.argv.remain[2];
return [pkg, property];
};
module.exports = info;