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get this exception On class file java.lang.IllegalArgumentException: Token id must not be null. Fix lexer org.netbeans.modules.javascript2.editor.lexer.JsLexer@80b484d Based on a user comment #60 in issue #242387 ( https://netbeans.org/bugzilla/show_bug.cgi?id=242387#c60).
Do you know, which from which file it comes?
java.lang.IllegalArgumentException: Token id must not be null. Fix lexer org.netbeans.modules.javascript2.editor.lexer.JsLexer@bc46f59 at org.netbeans.lib.lexer.LexerInputOperation.checkTokenIdNonNull(LexerInputOperation.java:308) at org.netbeans.lib.lexer.LexerInputOperation.createToken(LexerInputOperation.java:313) at org.netbeans.spi.lexer.TokenFactory.createToken(TokenFactory.java:105) at org.netbeans.spi.lexer.TokenFactory.createToken(TokenFactory.java:89) at org.netbeans.modules.javascript2.editor.lexer.JsLexer.nextToken(JsLexer.java:87) at org.netbeans.lib.lexer.LexerInputOperation.nextToken(LexerInputOperation.java:215) at org.netbeans.lib.lexer.inc.IncTokenList.tokenOrEmbeddingImpl(IncTokenList.java:195) at org.netbeans.lib.lexer.inc.IncTokenList.tokenOrEmbedding(IncTokenList.java:190) at org.netbeans.api.lexer.TokenSequence.moveNext(TokenSequence.java:488) at org.netbeans.modules.editor.lib2.highlighting.SyntaxHighlighting$TSInfo.moveNextToken(SyntaxHighlighting.java:771) at org.netbeans.modules.editor.lib2.highlighting.SyntaxHighlighting$HSImpl.moveTheSequence(SyntaxHighlighting.java:478) at org.netbeans.modules.editor.lib2.highlighting.SyntaxHighlighting$HSImpl.moveNext(SyntaxHighlighting.java:427) at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$Wrapper.fetchNextHighlight(DirectMergeContainer.java:453) at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.updateMergeVars(DirectMergeContainer.java:305) at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.nextMerge(DirectMergeContainer.java:277) at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.moveNext(DirectMergeContainer.java:224) at org.netbeans.modules.editor.lib2.highlighting.HighlightsReader.readUntil(HighlightsReader.java:77) at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.restart(HighlightsViewFactory.java:191) at org.netbeans.modules.editor.lib2.view.ViewBuilder$FactoryState.init(ViewBuilder.java:1324) at org.netbeans.modules.editor.lib2.view.ViewBuilder.createViews(ViewBuilder.java:724) at org.netbeans.modules.editor.lib2.view.ViewBuilder.createReplaceRepaintViews(ViewBuilder.java:685) at org.netbeans.modules.editor.lib2.view.ViewUpdates.reinitAllViews(ViewUpdates.java:214) at org.netbeans.modules.editor.lib2.view.DocumentViewOp.checkViewsInited(DocumentViewOp.java:640) at org.netbeans.modules.editor.lib2.view.DocumentView.getPreferredSpan(DocumentView.java:251) at javax.swing.plaf.basic.BasicTextUI$RootView.getPreferredSpan(BasicTextUI.java:1353) at javax.swing.plaf.basic.BasicTextUI.getPreferredSize(BasicTextUI.java:919) at javax.swing.JComponent.getPreferredSize(JComponent.java:1662) at javax.swing.JEditorPane.getPreferredSize(JEditorPane.java:1332) at javax.swing.ScrollPaneLayout.layoutContainer(ScrollPaneLayout.java:791) at java.awt.Container.layout(Container.java:1510) at java.awt.Container.doLayout(Container.java:1499) at java.awt.Container.validateTree(Container.java:1695) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validate(Container.java:1630) at org.netbeans.core.windows.view.ui.DesktopImpl$LayeredLayout.layoutContainer(DesktopImpl.java:554) at java.awt.Container.layout(Container.java:1510) at java.awt.Container.doLayout(Container.java:1499) at java.awt.Container.validateTree(Container.java:1695) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validateTree(Container.java:1704) at java.awt.Container.validate(Container.java:1630) at javax.swing.RepaintManager$3.run(RepaintManager.java:711) at javax.swing.RepaintManager$3.run(RepaintManager.java:709) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76) at javax.swing.RepaintManager.validateInvalidComponents(RepaintManager.java:708) at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1731) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:709) at java.awt.EventQueue$3.run(EventQueue.java:703) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76) at java.awt.EventQueue.dispatchEvent(EventQueue.java:726) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159) [catch] at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
'use strict'; //Imports stripped of const _map = Symbol("_map"); class Collection { constructor(model) { this._event = new Event(); this._model = Model; this[_map] = new Map(); } on(event, callback) { this._event.on(event, callback) } off(event, callback) { this._event.off(event, callback); } trigger(event, ...args) { log.trace("collection trigger " + event); this._event.trigger(event, ...args); } once(event, callback) { this._event.once(event, callback) } add(model) { this[_map].set(model.id, model); this.trigger("add", model); model.on('*', function () { this._event.trigger.apply(this._event, arguments); }.bind(this)); } get(id) { return this[_map].get(id); } remove(id) { return this[_map].delete(id); } clear() { this[_map].clear(); this.trigger("clear", "all"); } [Symbol.iterator]() { let set = this[_map].values(); return { next: function () { return set.next(); } } }; } export default Collection;
Ok full stack trace and a simple class. But this exception is generated almost all the time when I open a js file with es6 syntax
The problematic line is in this case: let set = this[_map].values();
Should be now fixed.
The fix should be part of build #5 at http://deadlock.netbeans.org/job/ECMAScript6/