_ autocomplete

[kirilknysh]

myCodeMirror.on("keyup", function (cm, event) {
if (instance.state.completionActive) {
        return;
    }
    var cur = instance.getCursor();
    var token = instance.getTokenAt(cur);
    var string = '';
    if (token.string.match(/^[.`\w@]\w*$/)) {
        string = token.string;
    }
    if (string.length > 0) {
        CodeMirror.commands.autocomplete(instance);
    }
    });

grab lodash API method list and implement hint function.

Useful links:
https://stackoverflow.com/questions/26174164/auto-complete-with-codemirrror
https://stackoverflow.com/questions/13744176/codemirror-autocomplete-after-any-keyup
https://codemirror.net/demo/complete.html
https://github.com/codemirror/CodeMirror/blob/master/demo/complete.html