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Questions tagged [embedded-v8]

253 questions
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share an immutable object/function in a multi-threaded environment (embedded v8)

N00b question. I am thinking of embedding v8/SpiderMonkey into my server code. The server is taking thousands of requests per second. So multithreading is a must. I am just wondering if different threads can share compiled immutable js functions and…
abab
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How to configure and compile ArangoDB with already installed v8

I am trying to compile ArandoDB 2.2.3 in my Cubietruck board runing Debian for armhf Since 3rdParty V8 will not compile and will throw error "#error Target architecture ia32 is only supported on ia32 host", I decided to install libv8-dev, so my…
Guille Ju
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Node.js / v8 assignment operator overloading

My question is simple, How do you define the behavior of assignment operator in v8 / Node.js? Assume I have a class in C++ domain that have a set method. Normally when I write this JS: var jsInstance = new CppWrappedClass(params1); jsInstance = new…
Sepehr
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Can Google V8 engine run different Javascripts in different contexts in different threads simultaneously?

I plan to embed Google V8 in my C++ application, which is a multi-threading process. I need to run multiple Javascripts concurrently. Can I create multiple V8 contexts and run different Javascripts in different contexts simultaneously in different…
xiagao1982
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Node js, passing a javascript function into an add on and storing it

I am developing a Node.js extension and I would like to pass a javascript function into it that can be called later from the c++ code. If I store the javascript function in my wrapper class and call it right when it is passed in it works fine,…
David Carpenter
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node.js c++ addon: return new copy

I am writing a node.js addon and I am having problems with implementing a clone method that returns a copy of the object. var p = new Point(1, -2); var copyOfP = p.clone(); Here's my implementation, which is not correct as it does not call the…
user3199023
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How does google V8 handles javascript events

I am trying to understand Google V8 javascript engine, I went through https://developers.google.com/v8/get_started which lets javascript code be understood and executed. I am not getting how the events in javascript like Mouse click, Mouse over etc…
Rohit
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What can make a program not capable to take advantages of 64 bit system?

I am looking into Google V8 Javascript Engine. It is said that they are having problems for porting to 64 bit systems. What kind of programming or programming constraints can make a program a 32-bit or 64-bit specific, apart from building and…
Ashish Negi
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In the chromium source code, why some boundary or type checks use DCHECK

Recently, I was studying chromium and v8 source code, and saw a lot of CHECK or DCHECK. Among them, many DCHECK are checks on parameter types, or bounds on arrays, and DCHECK are closed in the release version. DCHECK(key->IsName() ||…
王艳明
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Why do I get the error Map is not defined using Google's V8 engine?

Hi I am willing to embedded MathJax for an applicaton I am developing. I chose V8 as the JS engine but I am having problem loading MathJax. The issue I get is that "Map" is undefined. Shouldn't this be a standard JavaScript built-in object? #include…
Elias
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Embedded V8 context and script compilation crash

Calling on V8 experts. I am embedding V8 in a project of mine and I am running into issues modularizing my code. The simplest example of this is compiling and running a small script that prints "Hello World!" from a C++ function. The working version…
Darth Zaloj
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V8 "segmentation fault (core dumped)" Error Displayed By Sample Shell Application

V8 Version: 8.2.0 OS: Ubuntu v18.04.3 LTS Architecture: x64 What steps will reproduce the problem? Followed instructions on https://v8.dev/docs/source-code and https://v8.dev/docs/build to build and compile v8 Compiled the shell.cc in samples…
claOnline
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Use V8 engine in oop application c++

I want to use v8 in an oop based app in c++, but i have some issues with scope of v8 objects in my code, when i wrote all code in one function it works perfectly but when i put the in a class (or even a name space) some of objects will be…
EIP Passenger
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