--- a/src/implab/components/StateMachine.js	Wed Jun 05 17:44:17 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,34 +0,0 @@
-define([ "dojo/_base/declare", "../safe", "../text/format" ], function(declare, safe, format) {
-    return declare(null, {
-        states : null,
-        
-        current : null,
-
-        constructor : function(opts) {
-            safe.argumentNotNull(opts, "opts");
-            safe.argumentNotNull(opts.states, "opts.states");
-            safe.argumentNotNull(opts.initial, "opts.initial");
-            
-            this.states = opts.states;
-            this.current =  opts.initial;
-            
-            if (safe.isNull(this.states[this.current]))
-                throw new Error("Invalid initial state " + this.current);
-        },
-        
-        move : function(input, noThrow) {
-            safe.argumentNotNull(input, "input");
-            
-            var next = this.states[this.current][input];
-            if(safe.isNull(next)) {
-                if (noThrow)
-                    return false;
-                else
-                    throw new Error(format("Invalid transition {0}-{1}->?", this.current, input));
-            } else {
-                this.current = next;
-                return true;
-            }
-        }
-    });
-});
\ No newline at end of file