prune.js
1.34 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
var mout = require('mout');
var Project = require('../core/Project');
var defaultConfig = require('../config');
function prune(logger, options, config) {
var project;
options = options || {};
config = defaultConfig(config);
project = new Project(config, logger);
return clean(project, options);
}
function clean(project, options, removed) {
removed = removed || {};
// Continually call clean until there is no more extraneous
// dependencies to remove
return project.getTree(options)
.spread(function (tree, flattened, extraneous) {
var names = extraneous.map(function (extra) {
return extra.endpoint.name;
});
// Uninstall extraneous
return project.uninstall(names, options)
.then(function (uninstalled) {
// Are we done?
if (!mout.object.size(uninstalled)) {
return removed;
}
// Not yet, recurse!
mout.object.mixIn(removed, uninstalled);
return clean(project, options, removed);
});
});
}
// -------------------
prune.readOptions = function (argv) {
var cli = require('../util/cli');
var options = cli.readOptions({
'production': { type: Boolean, shorthand: 'p' },
}, argv);
delete options.argv;
return [options];
};
module.exports = prune;