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authorKruti Shah2012-07-17 12:40:00 -0700
committerKruti Shah2012-07-17 12:40:00 -0700
commitbf2d7bdb22c28089dc1067bc9094ebc590daac87 (patch)
tree2156d9920ea1b7db49ed6460545fea7cda121bae /imports/codemirror/lib/util/loadmode.js
parent7e2c2dbd040ed79a3f0678f91bd4b6db9cf69231 (diff)
parentb4b3e45d6684e77d361b4f8ca5be4889428320c5 (diff)
downloadninja-bf2d7bdb22c28089dc1067bc9094ebc590daac87.tar.gz
Merge branch 'refs/heads/TimelineUberJD' into Timeline-local-kruti
Diffstat (limited to 'imports/codemirror/lib/util/loadmode.js')
-rw-r--r--imports/codemirror/lib/util/loadmode.js51
1 files changed, 51 insertions, 0 deletions
diff --git a/imports/codemirror/lib/util/loadmode.js b/imports/codemirror/lib/util/loadmode.js
new file mode 100644
index 00000000..48d5a7ab
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+++ b/imports/codemirror/lib/util/loadmode.js
@@ -0,0 +1,51 @@
1(function() {
2 if (!CodeMirror.modeURL) CodeMirror.modeURL = "../mode/%N/%N.js";
3
4 var loading = {};
5 function splitCallback(cont, n) {
6 var countDown = n;
7 return function() { if (--countDown == 0) cont(); }
8 }
9 function ensureDeps(mode, cont) {
10 var deps = CodeMirror.modes[mode].dependencies;
11 if (!deps) return cont();
12 var missing = [];
13 for (var i = 0; i < deps.length; ++i) {
14 if (!CodeMirror.modes.hasOwnProperty(deps[i]))
15 missing.push(deps[i]);
16 }
17 if (!missing.length) return cont();
18 var split = splitCallback(cont, missing.length);
19 for (var i = 0; i < missing.length; ++i)
20 CodeMirror.requireMode(missing[i], split);
21 }
22
23 CodeMirror.requireMode = function(mode, cont) {
24 if (typeof mode != "string") mode = mode.name;
25 if (CodeMirror.modes.hasOwnProperty(mode)) return ensureDeps(mode, cont);
26 if (loading.hasOwnProperty(mode)) return loading[mode].push(cont);
27
28 var script = document.createElement("script");
29 script.src = CodeMirror.modeURL.replace(/%N/g, mode);
30 var others = document.getElementsByTagName("script")[0];
31 others.parentNode.insertBefore(script, others);
32 var list = loading[mode] = [cont];
33 var count = 0, poll = setInterval(function() {
34 if (++count > 100) return clearInterval(poll);
35 if (CodeMirror.modes.hasOwnProperty(mode)) {
36 clearInterval(poll);
37 loading[mode] = null;
38 ensureDeps(mode, function() {
39 for (var i = 0; i < list.length; ++i) list[i]();
40 });
41 }
42 }, 200);
43 };
44
45 CodeMirror.autoLoadMode = function(instance, mode) {
46 if (!CodeMirror.modes.hasOwnProperty(mode))
47 CodeMirror.requireMode(mode, function() {
48 instance.setOption("mode", instance.getOption("mode"));
49 });
50 };
51}());