Statement.prototype.map = function()

in lib/sqlite3.js [119:143]

• 23 lines of code
• 6 McCabe index (conditional complexity)

Statement.prototype.map = function() {
    var params = Array.prototype.slice.call(arguments);
    var callback = params.pop();
    params.push(function(err, rows) {
        if (err) return callback(err);
        var result = {};
        if (rows.length) {
            var keys = Object.keys(rows[0]), key = keys[0];
            if (keys.length > 2) {
                // Value is an object
                for (var i = 0; i < rows.length; i++) {
                    result[rows[i][key]] = rows[i];
                }
            } else {
                var value = keys[1];
                // Value is a plain value
                for (i = 0; i < rows.length; i++) {
                    result[rows[i][key]] = rows[i][value];
                }
            }
        }
        callback(err, result);
    });
    return this.all.apply(this, params);
};