more care around generated names, fixes #60 #82 and #97

lib/runtime/dart/isolate.js

 var isolate;
 (function(exports) {
   'use strict';
   class Capability extends core.Object {
     Capability() {
       return new _isolate_helper.CapabilityImpl();
     }
   }
   class IsolateSpawnException extends core.Object {
     IsolateSpawnException(message) {
       this.message = message;
     }
     toString() {
       return `IsolateSpawnException: ${this.message}`;
     }
   }
   let _pause = Symbol('_pause');
   class Isolate extends core.Object {
-    Isolate(controlPort, opt$) {
-      let pauseCapability = opt$ && 'pauseCapability' in opt$ ? opt$.pauseCapability : null;
-      let terminateCapability = opt$ && 'terminateCapability' in opt$ ? opt$.terminateCapability : null;
+    Isolate(controlPort, opts) {
+      let pauseCapability = opts && 'pauseCapability' in opts ? opts.pauseCapability : null;
+      let terminateCapability = opts && 'terminateCapability' in opts ? opts.terminateCapability : null;
       this.controlPort = controlPort;
       this.pauseCapability = pauseCapability;
       this.terminateCapability = terminateCapability;
     }
     static get current() {
       return _currentIsolateCache;
     }
-    static spawn(entryPoint, message, opt$) {
-      let paused = opt$ && 'paused' in opt$ ? opt$.paused : false;
+    static spawn(entryPoint, message, opts) {
+      let paused = opts && 'paused' in opts ? opts.paused : false;
       try {
         return dart.as(_isolate_helper.IsolateNatives.spawnFunction(entryPoint, message, paused).then(dart.closureWrap((msg) => new Isolate(dart.as(dart.dindex(msg, 1), SendPort), {pauseCapability: dart.as(dart.dindex(msg, 2), Capability), terminateCapability: dart.as(dart.dindex(msg, 3), Capability)}), "(List<dynamic>) → dynamic")), async.Future$(Isolate));
       } catch (e) {
         let st = dart.stackTrace(e);
         return new async.Future.error(e, st);
       }
 
     }
-    static spawnUri(uri, args, message, opt$) {
-      let paused = opt$ && 'paused' in opt$ ? opt$.paused : false;
-      let packageRoot = opt$ && 'packageRoot' in opt$ ? opt$.packageRoot : null;
+    static spawnUri(uri, args, message, opts) {
+      let paused = opts && 'paused' in opts ? opts.paused : false;
+      let packageRoot = opts && 'packageRoot' in opts ? opts.packageRoot : null;
       if (packageRoot !== null)
         throw new core.UnimplementedError("packageRoot");
       try {
         if (dart.is(args, core.List$(core.String))) {
           for (let i = 0; dart.notNull(i) < dart.notNull(args.length); i = dart.notNull(i) + 1) {
             if (!(typeof args.get(i) == string)) {
               throw new core.ArgumentError(`Args must be a list of Strings ${args}`);
             }
           }
         } else if (args !== null) {
@@ skipping 134 matching lines @@
     RemoteError(description, stackDescription) {
       this[_description] = description;
       this.stackTrace = new _RemoteStackTrace(stackDescription);
     }
     toString() {
       return this[_description];
     }
   }
   let _trace = Symbol('_trace');
   class _RemoteStackTrace extends core.Object {
-    _RemoteStackTrace($_trace) {
-      this[_trace] = $_trace;
+    _RemoteStackTrace(trace) {
+      this[_trace] = trace;
     }
     toString() {
       return this[_trace];
     }
   }
   // Exports:
   exports.Capability = Capability;
   exports.IsolateSpawnException = IsolateSpawnException;
   exports.Isolate = Isolate;
   exports.SendPort = SendPort;
   exports.ReceivePort = ReceivePort;
   exports.RawReceivePort = RawReceivePort;
   exports.RemoteError = RemoteError;
 })(isolate || (isolate = {}));