Converted everything to use acorn npm package. Updated acorn packages to latest version. Updated acorn parsing to use ES9

package-lock.json

@@ -689,24 +689,9 @@
       }
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw=="
-    },
-    "acorn-dynamic-import": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/acorn-dynamic-import/-/acorn-dynamic-import-2.0.2.tgz",
-      "integrity": "sha1-x1K9IQvvZ5UBtsbLf8hPj0cVjMQ=",
-      "requires": {
-        "acorn": "4.0.13"
-      },
-      "dependencies": {
-        "acorn": {
-          "version": "4.0.13",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-4.0.13.tgz",
-          "integrity": "sha1-EFSVrlNh1pe9GVyCUZLhrX8lN4c="
-        }
-      }
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.2.0.tgz",
+      "integrity": "sha512-8oe72N3WPMjA+2zVG71Ia0nXZ8DpQH+QyyHO+p06jT8eg8FGG3FbcUIi8KziHlAfheJQZeoqbvq1mQSQHXKYLw=="
     },
     "acorn-globals": {
       "version": "4.3.2",
@@ -715,7 +700,7 @@
       "dev": true,
       "requires": {
         "acorn": "6.1.1",
-        "acorn-walk": "6.1.1"
+        "acorn-walk": "6.2.0"
       },
       "dependencies": {
         "acorn": {
@@ -744,9 +729,9 @@
       }
     },
     "acorn-walk": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.1.1.tgz",
-      "integrity": "sha512-OtUw6JUTgxA2QoqqmrmQ7F2NYqiBPi/L2jqHyFtllhOUvXYQXf0Z1CYUinIfyT4bTCGmrA7gX9FvHA81uzCoVw=="
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.2.0.tgz",
+      "integrity": "sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA=="
     },
     "ajv": {
       "version": "5.5.2",

package.json

@@ -9,9 +9,8 @@
     "@types/numeral": "0.0.25",
     "@types/react": "^16.8.6",
     "@types/react-dom": "^16.8.2",
-    "acorn": "^5.7.3",
-    "acorn-dynamic-import": "^2.0.0",
-    "acorn-walk": "^6.1.1",
+    "acorn": "^6.2.0",
+    "acorn-walk": "^6.2.0",
     "ajv": "^5.1.5",
     "ajv-keywords": "^2.0.0",
     "async": "^2.6.1",

src/Fconf/Fconf.js

@@ -1,6 +1,6 @@
 import { FconfSettings }                        from "./FconfSettings";
 
-import { parse, Node }                          from "../../utils/acorn";
+import { parse, Node }                          from "acorn";
 import { dialogBoxCreate }                      from "../../utils/DialogBox";
 
 var FconfComments = {

src/JSInterpreter.js

@@ -1,4 +1,4 @@
-import * as acorn from "../utils/acorn";
+import * as acorn from "acorn";
 /**
  * @license
  * JavaScript Interpreter

src/NetscriptEvaluator.js

@@ -1,5 +1,4 @@
 import { setTimeoutRef } from "./utils/SetTimeoutRef";
-import { parse, Node } from "../utils/acorn";
 
 import { isValidIPAddress } from "../utils/helpers/isValidIPAddress";
 import { isString } from "../utils/helpers/isString";

src/NetscriptWorker.js

@@ -30,14 +30,14 @@ import { setTimeoutRef } from "./utils/SetTimeoutRef";
 
 import { generate } from "escodegen";
 
-import { parse, Node } from "../utils/acorn";
 import { dialogBoxCreate } from "../utils/DialogBox";
 import { compareArrays } from "../utils/helpers/compareArrays";
 import { arrayToString } from "../utils/helpers/arrayToString";
 import { roundToTwo } from "../utils/helpers/roundToTwo";
 import { isString } from "../utils/StringHelperFunctions";
 
-const walk  = require("acorn/dist/walk");
+import { parse, Node } from "acorn";
+const walk = require("acorn-walk");
 
 // Netscript Ports are instantiated here
 export const NetscriptPorts = [];
@@ -288,7 +288,7 @@ function startNetscript1Script(workerScript) {
 */
 function processNetscript1Imports(code, workerScript) {
     //allowReserved prevents 'import' from throwing error in ES5
-    const ast = parse(code, { ecmaVersion: 6, allowReserved: true, sourceType: "module" });
+    const ast = parse(code, { ecmaVersion: 9, allowReserved: true, sourceType: "module" });
 
     var server = workerScript.getServer();
     if (server == null) {
@@ -319,7 +319,7 @@ function processNetscript1Imports(code, workerScript) {
             if (script == null) {
                 throw new Error("'Import' failed due to invalid script: " + scriptName);
             }
-            let scriptAst = parse(script.code, {ecmaVersion:5, allowReserved:true, sourceType:"module"});
+            let scriptAst = parse(script.code, { ecmaVersion:9, allowReserved:true, sourceType:"module" });
 
             if (node.specifiers.length === 1 && node.specifiers[0].type === "ImportNamespaceSpecifier") {
                 // import * as namespace from script
@@ -535,7 +535,7 @@ export function createAndAddWorkerScript(runningScriptObj, server) {
         // already stopped somewhere else (maybe by something like exit()). This prevents
         // the script from being cleaned up twice
         if (!w.running) { return; }
-        
+
         console.log("Stopping script " + w.name + " because it finished running naturally");
         killWorkerScript(s);
         w.log("Script finished running");

src/Script/RamCalculations.js

@@ -6,11 +6,11 @@
  * the way
  */
 import * as walk from "acorn-walk";
+import { parse, Node } from "acorn";
 
 import { RamCalculationErrorCode } from "./RamCalculationErrorCodes";
 
 import { RamCosts, RamCostConstants } from "../Netscript/RamCostGenerator";
-import { parse, Node } from "../../utils/acorn";
 
 // These special strings are used to reference the presence of a given logical
 // construct within a user script.
@@ -215,7 +215,7 @@ async function parseOnlyRamCalculate(otherScripts, code, workerScript) {
  * that need to be parsed (i.e. are 'import'ed scripts).
  */
 function parseOnlyCalculateDeps(code, currentModule) {
-    const ast = parse(code, {sourceType:"module", ecmaVersion: 8});
+    const ast = parse(code, {sourceType:"module", ecmaVersion: 9});
 
     // Everything from the global scope goes in ".". Everything else goes in ".function", where only
     // the outermost layer of functions counts.

src/ScriptEditor/CodeMirrorNetscriptLint.js

@@ -37,7 +37,7 @@
     if (!options.indent) // JSHint error.character actually is a column index, this fixes underlining on lines using tabs for indentation
       options.indent = 1; // JSHint default value is 4
 
-    options.esversion = 6;
+    options.esversion = 9;
 
     JSHINT(sanitizedText, options, options.globals);
     var errors = JSHINT.data().errors, result = [];