src/helpers/svgoBrowser.js
function optimizePluginsArray(plugins) {

        var prev;

        return plugins.reduce(function(plugins, item) {
            if (prev && item.type == prev[0].type) {
                prev.push(item);
            } else {
                plugins.push(prev = [item]);
            }
            return plugins;
        }, []);

    }
function optimizePluginsArray(plugins) {

        var prev;

        return plugins.reduce(function(plugins, item) {
            if (prev && item.type == prev[0].type) {
                prev.push(item);
            } else {
                plugins.push(prev = [item]);
            }
            return plugins;
        }, []);

    }
function optimizePluginsArray ( plugins ) { var prev ; return plugins . reduce ( function ( plugins , item ) { if ( prev && item . type == prev [ 0 ] . type ) { prev . push ( item ) ; } else { plugins . push ( prev = [ item ] ) ; } return plugins ; } , [ ] ) ; }
Try to group sequential elements of plugins array.

@param {Object} plugins input plugins
@return {Array} output plugins
Try to group sequential elements of plugins array .