Added way to autocompact, still undocumented

lib/persistence.js

@@ -102,6 +102,30 @@ Persistence.prototype.persistCachedDatabase = function (cb) {
 };
 
 
+/**
+ * Set automatic compaction every interval ms
+ * @param {Number} interval in milliseconds, with an enforced minimum of 5 seconds
+ */
+Persistence.prototype.setAutocompactionInterval = function (interval) {
+  var self = this;
+
+  if (interval < 5000) { interval = 5000; }
+  this.stopAutocompaction();
+
+  this.autocompactionIntervalId = setInterval(function () {
+    self.db.executor.push({ this: self, fn: self.persistCachedDatabase, arguments: [] });
+  }, interval);
+};
+
+
+/**
+ * Stop autocompaction (do nothing if autocompaction was not running)
+ */
+Persistence.prototype.stopAutocompaction = function () {
+  if (this.autocompactionIntervalId) { clearInterval(this.autocompactionIntervalId); }
+};
+
+
 /**
  * Persist new state for the given newDocs (can be insertion, update or removal)
  * Use an append-only format