keysnail-as-filer.js

key.setViewKey('o', function (aEvent) {
    prompt.reader(
        {
            message    : "Find file:",
            group      : "find-file",
            flags      : [ICON | IGNORE, 0],
            completer  : completer.fetch.directory(
                {
                    // hideDotFiles : true,
                    // mask  : /\.(js|jpg|jpeg)$/,
                    filter: function (collection, query) {
                        let matched = [];
                        let remains = collection;

                        // head
                        remains = remains.filter(function (c) {
                                                     if (c.indexOf(query) === 0) { matched.push(c); return false; }
                                                     return true;
                                                 });
                        // ignore case
                        let (query = query.toLowerCase())
                            remains = remains.filter(function (c) {
                                                         if (c.toLowerCase().indexOf(query.toLowerCase()) === 0) { matched.push(c); return false; }
                                                         return true;
                                                     });

                        if ("xulMigemoCore" in window)
                            return matched.concat(remains.filter(function (c) c.match(window.xulMigemoCore.getRegExp(query))));
                        
                        return matched;
                    }
                }
                ),
            callback : function (query) {
                if (query)
                {
                    openUILinkIn(util.pathToURL(query), "tab");
                }
            }
        }
    );
}, 'Find file');