Fixed antlr4 to earlier version

Author: perak

lib/quantum-circuit.js

@@ -2647,7 +2647,9 @@ QuantumCircuit.prototype.defaultHybridOptions = function() {
 	};
 };
 
-QuantumCircuit.prototype.init = function(numQubits) {
+QuantumCircuit.prototype.init = function(numQubits, options) {
+	options = options || {};
+
 	this.numQubits = numQubits || 1;
 	this.gates = [];
 	this.partitionMap = [];
@@ -2662,7 +2664,10 @@ QuantumCircuit.prototype.init = function(numQubits) {
 		hybridOptions: this.defaultHybridOptions()
 	};
 
-	this.customGates = {};
+	if(!options.keepCustomGates) {
+		this.customGates = {};
+	}
+
 	this.cregs = {};
 	this.collapsed = [];
 	this.prob = [];
@@ -2684,6 +2689,7 @@ QuantumCircuit.prototype.clear = function() {
 	this.initState();
 };
 
+
 QuantumCircuit.prototype.resetState = function() {
 	// reset state
 	this.state = {};
@@ -9436,7 +9442,7 @@ QuantumCircuit.prototype.exportToAQASM = function(options, isExportPyAQASM, expo
 									}
 									name += "]";
 									if (k < aqasmInfo.matrix.length - 1){
-										name += " ";``
+										name += " ";
 									}
 								}
 								name += "]";								

package.json

@@ -1,6 +1,6 @@
 {
   "name": "quantum-circuit",
-  "version": "0.9.171",
+  "version": "0.9.174",
   "description": "Quantum Circuit Simulator",
   "main": "lib/quantum-circuit.js",
   "unpkg": "dist/quantum-circuit.min.js",
@@ -37,8 +37,8 @@
   },
   "homepage": "https://quantum-circuit.com",
   "dependencies": {
-    "antlr4": "^4.8.0",
-    "mathjs": "^6.6.5"
+    "antlr4": "4.7.2",
+    "mathjs": "^6.0.3"
   },
   "devDependencies": {
     "browserify": "^16.5.1",