Intellij debug javascript. IntelliJ IDEA integrates with Node.

Intellij debug javascript js applications, refer to Run/Debug Configuration: NW. Rebuild project from scratch - no change. js building blocks of HTML, CSS, and JavaScript with Vue. The current page describes testing with the built-in Node. Chrome opens with a brief message saying "Connec Apr 19, 2017 · Debugging javascript promises with the JetBrains Chrome Extension Follow Permanently deleted user Created April 19, 2017 at 7:18 AM Debugging is an essential skill for developers working with Angular applications. Theory: I know MS Edge uses Chromium underpinnings. js tests are written in the human-readable Gherkin language and are stored in feature files that have the feature extension. You can run Mocha tests from outside IntelliJ IDEA, examine test results arranged in a treeview, and easily navigate to I have a simple react/redux app that I can run from the command line via npm start, and debug from the browser, but I would like to continue its development using Intellij. Aug 5, 2025 · To start a debugging session, create a run configuration of the type JavaScript Debug and click the Debug button () on the toolbar. Mar 17, 2021 · no it is not the code that throws it, its the debugger console when I get to the breakpoint on the expect () line, I use the debugger console to execute statements like screen. Thanks, Mar 1, 2020 · Cucumber. js Remote Interpreter, Docker - The plugins are available only in IntelliJ IDEA Ultimate, where they are enabled by default. From the Run Mar 27, 2025 · 🔧 Debugging with IntelliJ + Chrome To debug in Chrome from IntelliJ, I did the following: Start Chrome with remote debugging enabled: chrome --remote-debugging-port=9222 I do not really know the source for your issue, but as a workaround you could use the Chrome debugger and write "debugger;" in your Javascript-Code and Chrome will break at this point if the development tools are open. May 2, 2021 · Hi all, The tick mark for the break is not showed when the debug is switched on in Intellij. Aug 5, 2025 · The interactive Console pane shows you stack traces and everything that was logged in your code (for example, using console. Feb 25, 2025 · Create: Run | Edit Configurations | | Karma In this dialog, create configurations for running and debugging JavaScript unit tests using the Karma test runner. js providing assistance in configuring, editing, running, debugging, testing, profiling, and maintaining your applications. Sep 10, 2013 · I am familiar with using IntelliJ integrated JavaScript debugging to debug JavaScript files. " So it would seem that the line you're Apr 29, 2025 · JavaScript debugger in IntelliJ IDEA Ultimate can thus be used to debug JavaScript code running in the IDE via the Chrome DevTools. 18/17 - no change. 5. To turn this option on, click the gear icon on the debugger’s left pane. " and the regular red dot as "Shown at design-time or during the debugging session when the class with such breakpoint is not yet loaded. Aug 11, 2025 · With IntelliJ IDEA, you can run and debug JavaScript unit tests using Karma, Vitest, Jest, Protractor, Cucumber. If the plugin is disabled, enable it on the Installed tab of the Settings/Preferences | Plugins page, as described in Managing plugins. The debugging of JavaScript code in WebStorm or IntelliJ IDEA ist straightforward. Currently, JS is created by the 3rd party tool. Whether you are a beginner or a Mar 13, 2023 · Stopping debugging does not do anything to Edge, it just remains on about:blank. Jan 7, 2025 · I want to debug an Angular app and set up a Javascript Debug configuration. Oct 9, 2020 · All of my IntelliJ debug screens are blank. It is created by Facebook and used for such well-known apps as Instagram, Airbnb, and now JetBrains’ own YouTrack mobile application. Nov 22, 2024 · IntelliJ IDEA integrates with the webpack module bundler. However, in the web browser the start address is always file-based as in : Aug 27, 2025 · With Docker, you can quickly bootstrap your Node. stdout and process. Thanks to source maps, this report shows coverage for your source files but not for the compiled code that was actually run in the browser. js-specific configuration settings  If you create a run/debug configuration from the editor by selecting Create Scenario:<Scenario_name> from the context menu of the scenario to run, IntelliJ IDEA fill in the name of the scenario in the Name Filter field automatically. Provides debugging support for applications written in JavaScript and TypeScript. Dec 6, 2024 · Debugging asynchronous code is a challenge because the tasks are often scheduled in one thread and executed in another. Sep 16, 2025 · With React Native you can develop native mobile applications for iOS and Android using JavaScript and React. You can find some examples at Quick Tour of WebStorm and Docker. 11 - still connects to Debugger and breakpoints respond, shows “webpack” connection in scripts. Jan 6, 2009 · And of course, those JSP files nowadays have a lot of Javascript code inside. Live Edit: install the plugin on the Settings | Plugins page, tab Marketplace. When you run an application in the special Code Coverage mode, IntelliJ IDEA creates a report showing how much code in every file and folder was used. Evaluating expressions. Start debugging in IntelliJ IDEA Let’s use the following sample code to demonstrate: Aug 25, 2025 · With IntelliJ IDEA, you can debug additional Node. Attempted to migrate existing 8. In this tutorial we'll see how to Create an application targeting JavaScript Debug the application Configure compiler options Create an application targeting JavaScript When creating a new application or module that targets JavaScript, we need to select Kotlin - JavaScript as the target The next step is going to prompt us on the Kotlin Aug 25, 2025 · With IntelliJ IDEA, you can test Node. IDEA seems to think that the However, having a common IDE with a powerful editor, refactoring tools, and keyboard shortcuts to debug the backend and frontend at the same time will boost your productivity a lot without question. The debugger never hits them. Mar 24, 2024 · Learn how to effectively debug JavaScript frontend applications using IntelliJ Ultimate, including setting up your environment and using breakpoints. Learn more from Debug JavaScript in Chrome. Jan 2, 2021 · My desire: to run JavaScript debug run configuration with Microsoft Edge, NOT GOOGLE CHROME. Angular is a popular framework for building cross-platform applications. For other languages, like JavaScript, see the documentation for the related products (for example, WebStorm). Somehow the forum does not let me upload screenshots of the configuration but it's pretty standard, no “Before launch” op Nov 1, 2018 · Learn a better way to debug your JavaScript. js into Node Parameters). I'm following this video tuto Dec 3, 2024 · After the debugger session has started, the program runs normally until a breakpoint is hit. Feb 12, 2014 · 2 I use IntelliJ to develop Grails apps and when testing locally, I usually launch the app from IntelliJ which runs the app in an embedded Tomcat server. Now my JavaScript breakpoints are hitting. Use a Local configuration to run a local instance of the application server and deploy the artifacts to it. 2: Create a new react project, which generates some boilerplate code. js application, IntelliJ IDEA shows two console tabs in the Debug tool window - Process Console and Debugger Console. Sep 3, 2025 · If you launch a script in the debug mode, IntelliJ IDEA opens the Debug tool window, where you can step through the script, stop and resume the script execution, examine it when suspended, run JavaScript code snippets in the Debugger Console, and so on. By following the steps outlined in this guide and exploring the advanced debugging features of IntelliJ, you can become a proficient debugger and tackle even the most challenging bugs in your TypeScript Jun 17, 2024 · Use the Tomcat Server run/debug configuration to deploy and debug your applications on Tomcat. Jun 11, 2022 · I am trying to debug an Angular application from Intellij 2021. Third-party and non-bundled plugins are out-of-scope for this documentation. Sep 16, 2025 · With IntelliJ IDEA, you can debug JavaScript applications running on the built-in server, on an external server, or on a remote server. To illustrate the JavaScript debugging capabilities with PyCharm, we’ll create a very basic script that just shows some numbers in a browser page, and then debug it on a server. When a request is executed, IntelliJ IDEA automatically creates a dedicated temporary HTTP Request run/debug configuration for it. Now I want to debug some of the code. Switch to the Debug tool window and open the Elements tab. For running and debugging of server-side multiple TypeScript file applications IntelliJ IDEA uses a built-in loader. 14. 4 days ago · Actions to step through the program Multi-session debugging Support of debugging asynchronous JavaScript code Getting started For information on getting started, head over to the documentation for your IDE. Nov 11, 2025 · Actions to step through the program Multi-session debugging Support of debugging asynchronous JavaScript code Getting started For information on getting started, head over to the documentation for your IDE. I usually have to restart the debug session and chrome to get the breakpoints to go away. You can see the test results in a treeview and easily navigate to the test source from there. 2. js test runner or with Mocha, which is a JavaScript test framework that is especially helpful for executing asynchronous test scenarios. js and run the debugger which in turn r Sep 30, 2016 · A look at how to use IntelliJ IDEA to target JavaScript. I have a question about how to debug Javascript (JS). IntelliJ will automatically reload the changed classes and update the debug What you're asking for is called Terminal in IntelliJ (Alt+F12). Aug 7, 2025 · Learn how to debug JavaScript applications in IntelliJ IDEA, including those running on a built-in or a remote server, debugging asynchronous code and workers. Is there something I am doing wrong? Or is it not supported at the moment? Aug 5, 2025 · Javascript and TypeScript, JavaScript Debugger: The plugins are available only in IntelliJ IDEA Ultimate, where they are enabled by default. js applications. You need to click the green arrow next to the script definition (next to the line numbers 8 and 9): There you can select whether to run or debug the script. html for debugging in the browser window where the latest authentication happened. - Debugging: Use the built-in debugger to set breakpoints, step through your code, and inspect variables. Nov 7, 2025 · Provides Bun debugger support for all JetBrains IDEs that support JavaScript. js application together with its client-side JavaScript code. Jun 26, 2025 · In IntelliJ add a new Run/Debug Configuration of type 'JavaScript Debug' Give it a name and enter the URL of your GWT application (that's the one you get if you press 'Copy to Clipboard' in the 'GWT Development Mode' window) Choose Chrome as the browser Add mapping (s) between your local files and remote URLs. With this configuration, you can also debug Chrome May 6, 2011 · Downloaded IntelliJ IDEA Community Edition, realized that it has no JavaScript Support and Debugger. IntelliJ IDEA makes it easier by establishing a connection between frames in different threads. js, Mocha and Node. The JavaScript Debugger plugin is bundled with IntelliJ IDEA and activated by default. That's probably why there is no MS Edge web browser "family". This slowdown can be due to various factors ranging from configuration settings to underlying resource limitations. But there is WebCalm - a 3-rd party plugin (I'm the developer) that adds JavaScript/CSS support for free. Place a random breakpoint in src/App. In this window, click the “+” button in the top left corner and select “JavaScript Debug” from the dropdown menu. Actions to step through the program. I often resort to having to paste the code in firebug in firefox, a small Sep 16, 2025 · IntelliJ IDEA lets you get reference for symbols from your project and from its dependencies, for symbols defined in external libraries, and for standard JavaScript APIs because TypeScript implements all of them. May 3, 2012 · Hello, I am trying out the JavaScript debugging in IDEA 11. log or invoking the Evaluate Expression dialog. Also use this configuration to debug background and additional main processes of NW. js/Chrome configuration with a proper port number. These can be both server-side apps, such as Node. The Console pane is also a read-eval-print loop (REPL) so you can run JavaScript code snippets in it and interact with the page that you are currently debugging. Sep 25, 2016 · Recently I was asked how to debug the JavaScript code in JetBrains IDEs. With IntelliJ IDEA-based products, such debugging becomes quite easy. js + Docker + PostgreSQL repo, IntelliJ parses it top-down. js code Sep 16, 2025 · Node. Note that IntelliJ IDEA supports debugging JavaScript only in Chrome or any other browser of the Chrome family. Oct 19, 2025 · IntelliJ provides a rich set of features for TypeScript development, including code completion, debugging, and integration with build tools. IntelliJ IDEA integrates with Node. Any suggestions for good free plugin? Feb 25, 2023 · Javascript and TypeScript - The plugin is available only in IntelliJ IDEA Ultimate, where it is enabled by default. Project Awareness: A Real IDE vs a Fancy Text Editor IntelliJ knows what your project is. With the built-in debugger, you can debug your Vue. 9K views 5 years ago javascript in intellij profession javascript in intellij communitymore Jun 17, 2024 · The possibility to debug JavaScript is vital for web developers. Aug 25, 2025 · With IntelliJ IDEA, you can debug the server-side code of a Node. js, React Native, or Electron, as Oct 11, 2017 · Did some searching through IntelliJ Help PDF: Help Doc pg. The built-in debugger starts automatically when you launch a debugging session. This guide provides a structured approach to properly configure your development environment for efficient debugging. Use the Attach to Node. Jun 6, 2024 · Executing code in debug mode Starting a debugger in IntelliJ IDEA for a console application is simple. This support improves coding assistance in JavaScript files by taking into account webpack module resolution and resolve aliases. html in Chrome. js test right from the IDE. It indexes your files, understands your build system, configures environments, and tracks project-wide issues. *. IntelliJ IDEA integrates with Cucumber. This allows you to look back from a worker thread to the place Aug 28, 2024 · The debugger is a powerful tool in IntelliJ IDEA that allows you to step through your code, set breakpoints, and inspect variables. Existing project 8. I have tried adding variations to the args: `--remote-allow-origins=*`, `--remote-allow-origins`, `--disable-web-security` from the other post linked above. What is written in debugger console? I'd suggest creating a support ticket - the problem is likely application-specific and can hardly be resolved on stackoverflow Learn how to resolve issues with IntelliJ debugger not stopping at breakpoints with expert tips and common mistakes to avoid. Can anyone share the solution for this? Sep 16, 2025 · Playwright support in IntelliJ IDEA is provided by the Test Automation plugin, and most of the features described in this section rely on it. js is a test framework for behavior-driven JavaScript development. However, in the web browser the start address is always file-based as in : Sep 25, 2024 · Start the debugging session by running the JavaScript debug configuration you've created previously: You can see the console output of your program in the Debug window in IntelliJ IDEA. Aug 25, 2025 · IntelliJ IDEA integrates with the coffeescript compiler that translates CoffeeScript code into JavaScript. js processes that are launched by the child_process. js, React Native, or Electron, as Answer Debugging dynamically loaded JavaScript code in IntelliJ using the Nashorn engine involves setting breakpoints and utilizing the built-in debugger features of the IDE. Aug 25, 2025 · Run and debug server-side TypeScript  With IntelliJ IDEA, you can run and debug server-side TypeScript code without previously compiling it into JavaScript. 11 project to 10. I set a breakpoint and it works fine. js configuration as described in Debugging the server- and the client-side code. Nov 15, 2017 · After this manual authentication is complete, IntelliJ IDEA should be able to debug index. When this happens, IntelliJ IDEA pauses the program, highlights the line, at which the program is suspended, and shows the Debug tool window. Or Resume the execution to run the current step and jump to the next one. Apr 16, 2012 · IntelliJ IDEA 10 allows you to debug JavaScript code running it in Mozilla Firefox. Features. 9K views 5 years ago javascript in intellij profession javascript in intellij communitymore Apr 16, 2024 · Debugging an angular 16 application. Feb 13, 2018 · Yes, this answer made me finally realize that I need to run two distinct processes with IntelliJ: one with Angular CLI normally (the server), and then this JavaScript Debug process through the debug button. js is a framework for developing user interfaces and advanced single-page applications. How to debug failing Cucumber stepsRunCucumberTest Step into to start debugging the method implementing the first step of the scenario. However, if I click the breakpoints again to remove it, the debugger still stops at that breakpoint. Jul 17, 2025 · Provides debugging support for applications written in JavaScript and TypeScript. json or in the Terminal. Mar 21, 2017 · this URL just indicates that the debugger is not yet attached - once application is loaded and debugger attached, it will change to localhost:8080. Therefore choose the local path of your (top level) package in the section named Jul 31, 2020 · Right settings on Chrome Extension as with default IntelliJ port, and extension itself says it is connected to IntelliJ IDEA 2020. In the Debugger Console, you can run JavaScript code snippets and In my case, I needed to start the rails server as I normally would (bundle exec rails s) before trying to start the JavaScript debugger in Intellij. Aug 5, 2025 · IntelliJ IDEA lets you find unused JavaScript, TypeScript, and CSS code in your client-side applications. Jan 4, 2018 · And I want to debug the project's Nashorn JavaScript file use the IntelliJ IDEA debugger. The program now waits for further instructions from you. Sep 20, 2014 · After having written large amounts of code in Intellij Idea Ultimate edition, I often want to test a method, or big pieces. Jul 7, 2025 · Use this dialog to create a configuration to be used for debugging JavaScript in applications running on the built-in or on an external web server and for debugging Dart web applications. Aug 27, 2025 · Javascript and TypeScript, Node. Cucumber. Sep 25, 2024 · Start the debugging session by running the JavaScript debug configuration you've created previously: You can see the console output of your program in the Debug window in IntelliJ IDEA. My OS is Ubuntu. 1 app). However, basic functionality like running and debugging Playwright tests works without the plugin. I am currently using IntelliJ Ultimate version. Nov 28, 2022 · When I search for info on that, I find hints on how to: Debug Java servlets running in Tomcat (I am already able to do that) Debug static JavaScript files that can be loaded directly from the file system But I don't see anything about debugging JavaScript contained in pages that are generated by the Tomcat server (in this case, from JSP pages). 4. Sep 3, 2025 · Debugging of JavaScript code is only supported in Google Chrome and in other Chromium-based browsers. Every thread has its own stack trace, making it difficult to figure out what happened before the thread started. For more information, refer to Debug JavaScript in Chrome. js run configuration. To ensure successful debugging, it is enough to specify the built-in web server port and accept the default settings that IntelliJ IDEA suggests for other debugger options. 6 days ago · Provides debugging support for applications written in JavaScript and TypeScript. fork () method or by the cluster module. Use IntelliJ IDEA's Features: - Code Completion: IntelliJ IDEA provides excellent code completion for JavaScript, HTML, and CSS, which speeds up your coding process. Different types of breakpoints, such as line, exception, and conditional. The output items reference the Kotlin source files and lines they come from: Click the file reference on the right to navigate to the corresponding line of code. Mar 1, 2020 · Cucumber. I have tried a number of classes now including the tutorial one from IntelliJ but nonmatter what I do with the break point I never get an output in the d Learn how to troubleshoot the IntelliJ debugger when it connects but fails to stop at breakpoints, with expert tips and solutions. Breakpoints (IntelliJ IDEA) Debugging (Eclipse) Jul 20, 2025 · 1. js version v16. It is possible to start both debug sessions manually and it works. js, Node. more Aug 25, 2025 · When you are debugging a Node. Intellij JavaScript debugger stopped working after the migration. Debugger for Chrome supports all features of JavaScript debugger for Firefox, you can set breakpoints, inspect local variables, evaluate expressions and so on: May 13, 2024 · hello. js server. Sep 3, 2025 · IntelliJ IDEA provides a built-in debugger for your client-side JavaScript code. My Problem: running my JavaScript run/debug configuration opens Google Chrome, not MS Edge. Mar 28, 2017 · IntelliJ Javascript debugger running under Firefox? It seems fine under Chrome, but when I attempt to launch the web app with Javascript debugging in Firefox, it just runs Chrome even though I selected either firefox or IE. There's also a Console window that shows when you run/debug your application. Just Mar 25, 2022 · To live update debug code in IntelliJ, you can follow these steps: Open your project in IntelliJ and start debugging your code. 431 Their documentation Describes the checkmark as "Shown at run-time when the breakpoint is recognized by the debugger as set on an executable code line. java in debug model, and I want to add a breakpoint at nashorn9. So I'm using Intellij's Typescript and Javascript debuggers. Mar 27, 2020 · Javascript debugging in IntelliJ IDEA Developing amazing user interfaces does not come without obstacles let’s learn how to investigate and to resolve them with ease. js, React Native, or Electron, as Jul 11, 2025 · Open an . With the Show Method Return Values option added to the debugger, you can see what value the method returns without using console. By following the steps and tips outlined in this blog post, you can efficiently develop and run TypeScript projects in IntelliJ. In this article, we will explore the ins and outs of debugging Angular applications with IntelliJ, offering tips and best practices to streamline your workflow. Apr 28, 2020 · When trying to debug the app, IntelliJ starts NodeJS, apparently fails to connect to the debugger and kills the process after a while: The very same project/configuration works fine in WebStorm (2020. Jun 17, 2024 · The possibility to debug JavaScript is vital for web developers. more Aug 11, 2025 · With IntelliJ IDEA, you can run and debug JavaScript unit tests using Karma, Vitest, Jest, Protractor, Cucumber. Subscribed 14 9. js. But on my chrome console, I saw it going past my breakpoint as it print above log statement and on IDE I didn't observe any Feb 25, 2025 · This functionality is provided through a JavaScript Debug run configuration, so technically, IntelliJ IDEA creates separate run configurations for the server-side and the client-side code, but you specify all your settings in one dedicated Node. Sep 3, 2025 · This page only covers the standard set of run/debug configurations for IntelliJ IDEA Community and Ultimate, and some of the non-bundled JVM plugins. Aug 11, 2017 · I'm trying to set up a run configuration to start Javascript debug &amp; debug of my frontend at the same time. Mar 28, 2011 · IntelliJ IDEA 10 allows you to debug JavaScript code running it in Mozilla Firefox. You can save it as a permanent run/debug configuration if necessary. To do that, you need to create and launch a JavaScript Debug configuration in addition to the Node. On top of the editor panel, click (Run All Requests in File). Learn more about the library from the React official website. This approach gives you the possibility to re-start a debugging session without re-starting the Node. js, React Native, or Electron, as Mar 1, 2020 · Cucumber. IntelliJ IDEA provides a built-in debugger for your client-side JavaScript code. *). Whether it’s a Java Maven multi-module app, a Python virtual environment, or a full-stack Node. Apr 30, 2025 · For applications created with Angular CLI in the IntelliJ IDEA New Project wizard as described above, IntelliJ IDEA generates an npm configuration with the default name Angular CLI Server. Video from WellPaidGeek. debug () Mar 1, 2021 · Setting up the Debugger To start, open your ReactJS project in IntelliJ IDEA and navigate to the “Run” menu. Sep 10, 2019 · In this latest article in our ‘how to’ series for developers, you’ll learn how to get up and running with javascript debugging in IntelliJ, step through code, change variables, inspect objects and update CSS, HTML on the fly from within your IDE. js and recognizes features written in Gherkin, so you can run Cucumber. Working with Conditional Breakpoints Learn how to stop your JetBrains IDE debugger when a certain condition is true. Oct 18, 2024 · Remote Debugging and Collaboration IntelliJ IDEA also supports remote debugging, which is crucial for distributed systems or when collaborating with team members. I like it more than the WebStorm-debugger as it uses proper colorization for warnings and errors. js applications using numerous frameworks. js Test Runner. For simplicity, we will launch the debugger and the host application on the same computer. Learn more from the React Native official website. 5 can choose to debug JavaScript in Google Chrome as well. For this purpose I created a NodeJS Run configuration in Idea with the following parameters (pasted cross-env NODE_ENV=local supervisor --watch src -- -r '@babel/register' src/server/index. 10 Found the answer. Somehow the forum does not let me upload screenshots of the configuration but it's pretty standard, no “Before launch” op Jun 17, 2024 · Use the Tomcat Server run/debug configuration to deploy and debug your applications on Tomcat. js configuration. Sep 16, 2025 · With IntelliJ IDEA, you can run your application and start debugging sessions in two ways: From the editor - run the next dev command as a script from package. 1. I have my debug configuration set up and can launch my application (an ExtJS 4. js-aware code completion for components, including components defined in separate files, attributes, properties, methods, slot names, and more. Jun 3, 2025 · Once the remote app is up and listening, you use your local machine to start a debugger in “attach” mode. IDEA supports Javascript debugging (in HTML files) but I just cannot get the Javascript debugging to work in JSP files. 1): It seems like Intellij fails to set the NODE_OPTIONS environment variable. Feb 2, 2022 · I simply do the following in Intellij IDEA 2022. This configuration runs the ng serve command that launches the development server and starts your application in the development mode. It’s for sure much more convenient and effective. js is a lightweight runtime environment for executing JavaScript outside the browser, for example, on the server or in the command line. This connects the IntelliJ IDEA's debugger to the remote application over the network, allowing you to debug it. IntelliJ IDEA provides support for Angular and helps you on every step of the development process – from creating a new Angular app and working on the components to debugging and testing it. IDEA always opens index. Use a Remote configuration to deploy artifacts to a running application server instance. Node. IntelliJ provides JavaScript debugging, but until now I've always used Firebug, but the idea of being able to use IntelliJ for all my debugging is pretty appealing. For more information, refer to Application server run configurations. In projects that consist of multiple modules with different webpack configurations, IntelliJ IDEA can automatically detect the relevant configuration file for each module and use the module resolution rules Many developers experience slowness in IntelliJ IDEA's debug mode compared to normal operation. But I have to do t Aug 29, 2008 · Does anyone know how to debug JSP in IntelliJ IDEA? When I set breakpoint in my JSP files, those breakpoints never seem to take effect. Jan 19, 2018 · I prefer to use IntelliJ to debug JavaScript instead of using browser tools. In IntelliJ IDEA 10. This allows you to debug code running on a different machine or in a different environment. Make changes to your code in the editor and save the file. Aug 25, 2025 · If necessary, IntelliJ IDEA can generate a JavaScript Debug configuration and start it automatically together with the Node. Jul 2, 2025 · IntelliJ IDEA debugger enables you to fine-tune the breakpoint operation by filtering out classes, instances, and caller methods and only suspend the program where needed. You can set up remote debugging by configuring the debug settings in your run configuration. Feb 25, 2025 · In this dialog, create configurations for debugging already running Node. Please can you help me undertand what I need to do to be able to do this?I am testing the problem Feb 9, 2024 · For several years now, I have been having issues with debugging JavaScript with WebStorm, until by some fluke it works. The IDE will take care of the initial configuration by automatically creating a new Dockerfile, building and running an image, syncing your source code, and installing npm dependencies in the container. The highlighted line has not been executed yet. js application to run, debug, and profile it from IntelliJ IDEA. js run/debug configuration as described in Running and Debugging Node. In other cases, you need to create a run/debug configuration with the Sep 16, 2025 · React is a JavaScript library for building complex interactive User Interfaces from encapsulated components. Oct 15, 2020 · I am using intelliJ ultimate to debug an enterprise javascript/typescript application. For WebStorm, you can check out this section in the documentation. Set the breakpoints in the processes to debug. The javascript is stored in "resource &g Sep 16, 2025 · Vue. Such processes are shown as threads in the Frames pane on the Debugger tab of the Debug tool window. In the "Run" menu, select "Reload Changed Classes" or use the keyboard shortcut "Ctrl+Shift+F9" (Windows) or "Cmd+Shift+F9" (Mac). Create a Node. From there, select “Edit Configurations…” to open the Run/Debug Configurations window. Check out his channel: / @wellpaidgeek ️ Try interactive JavaScript courses we love, right in your browser: https://scrimba Oct 31, 2024 · Conclusion Debugging TypeScript code in IntelliJ can be a powerful and efficient process when you leverage the right tools and techniques. IntelliJ IDEA provides support for the Vue. Notes Bundled with WebStorm and some other IntelliJ-based IDEs. It's bundled as a JetBrains plugin and is enabled by default. stderr directly or is logged using console. note Jan 5, 2025 · Hi, I am trying to debug javascript that is embedded in Python using PyCharm Professional edition. IntelliJ IDEA helps you create, edit, lint, run, debug, and maintain your React Native applications Can you debug JavaScript in IntelliJ? Debugging JavaScript in IntelliJ IDEA is supported through the JavaScript Debugger plugin. I run the Nashorn9. note Sep 3, 2025 · If you launch a script in the debug mode, IntelliJ IDEA opens the Debug tool window, where you can step through the script, stop and resume the script execution, examine it when suspended, run JavaScript code snippets in the Debugger Console, and so on. This is crucial for understanding how your JavaScript code works. IntelliJ IDEA comes equipped with a fully featured JavaScript debugger. Nov 11, 2025 · Provides debugging support for applications written in JavaScript and TypeScript. Here's a step-by-step guide on how to use it. http file. A Debug tool window with debugger console, call stack tab, variables, and watches information. VSCode? It sees folders. 4 I have below breakpoint in my javascript file and I ran the application on debug mode. IntelliJ IDEA integrates with React providing assistance in configuring, editing, linting, running, debugging, and maintaining your applications. Feb 25, 2025 · This functionality is provided through a JavaScript Debug run configuration, so technically, IntelliJ IDEA creates separate run configurations for the server-side and the client-side code, but you specify all your settings in one dedicated Node. Some people feel more familiar and comfortable in IDEs than in browser based debug environments like Chrome Dev Tools oder Firebug. If you’re using IntelliJ IDEA, you have a powerful IDE that can significantly enhance your debugging experience. Unfortunately, the snipp Aug 25, 2025 · Run and debug server-side TypeScript  With IntelliJ IDEA, you can run and debug server-side TypeScript code without previously compiling it into JavaScript. The tool also creates source maps that set correspondence between lines in your CoffeeScript code and in the generated JavaScript code so that IntelliJ IDEA debugger recognizes breakpoints in your CoffeeScript code and processes them With the built-in debugger, you can debug both your client-side and server-side code and even run JavaScript code snippets in the interactive debugger console. The Process Console tab shows the output of the node process itself, that is, everything that is written to process. The symptom is that it pops up the about:blank page whenever I try to debug, r. eurqil pylm qvqfd txtzghn hptqcw kespp ljw ubyra visj tabue xfrugr uioqpm esop czalt qmo