LocalModulesHelpers.js
1.11 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
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var LocalModule = require("./LocalModule");
var LocalModulesHelpers = exports;
LocalModulesHelpers.addLocalModule = function(state, name) {
if(!state.localModules) state.localModules = [];
var m = new LocalModule(state.module, name, state.localModules.length);
state.localModules.push(m);
return m;
};
LocalModulesHelpers.getLocalModule = function(state, name, namedModule) {
if(!state.localModules) return null;
if(namedModule) {
// resolve dependency name relative to the defining named module
name = lookup(namedModule, name);
}
for(var i = 0; i < state.localModules.length; i++) {
if(state.localModules[i].name === name)
return state.localModules[i];
}
return null;
};
function lookup(parent, mod) {
if(mod.charAt(0) !== ".") return mod;
var path = parent.split("/"),
segs = mod.split("/");
path.pop();
for(var i = 0; i < segs.length; i++) {
var seg = segs[i];
if(seg === "..") path.pop();
else if(seg !== ".") path.push(seg);
}
return path.join("/");
}