getCompletions: function(editor, session, pos, prefix, callback) {
var snippetMap = snippetManager.snippetMap;
var completions = [];
snippetManager.getActiveScopes(editor).forEach(function(scope) {
var snippets = snippetMap[scope] || [];
for (var i = snippets.length; i--;) {
var s = snippets[i];
var caption = s.name || s.tabTrigger;
if (!caption)
continue;
completions.push({
caption: caption,
snippet: s.content,
meta: s.tabTrigger && !s.name ? s.tabTrigger + "\u21E5 " : "snippet",
type: "snippet"
});
}
}, this);
callback(null, completions);
},