capping taffydb

taffydb.capping.js

    TAFFY.extend( 'capped', function( i, runInsert, runRemove ) {
        var c = this.getDBI().cap || false;
        if( c && ( c < ( this.count() + 1 ) ) ) {
            while( c < ( this.count() + 1 ) ) {
                this.getDBI().remove( this.context().results[0].___id );
                this.context({
                    run: null
                });
                this.getDBI().removeCommit( runRemove );
            }
        }
        return this.getDBI().insert( i, runInsert );
    });
    var db = TAFFY();
    db().getDBI().cap = 20;
    
    for(var i = 0; i < 10; i++ ) {
        db.insert({field:i});
    }
    for(var i = 10; i < 40; i++ ) {
        db().capped({field:i});
    }