immer | Postmodern immutable and persistent data structures | Dataset library
kandi X-RAY | immer Summary
kandi X-RAY | immer Summary
Postmodern immutable and persistent data structures for C++ — value semantics at scale
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of immer
immer Key Features
immer Examples and Code Snippets
Community Discussions
Trending Discussions on immer
QUESTION
I'm trying to link OpenGL to an application for Windows (building on Windows).
I'm using Conan as package manager, CMake for building and MSVC as compiler (and CLion as IDE).
The program compiles, but I have linker errors, for what I believe to be extension functions in OpenGL:
...ANSWER
Answered 2021-Jun-10 at 14:30I'm compiling with
GL_GLEXT_PROTOTYPES=1
.
Well, don't do that. That is never going to work in a portable way. On windows, the opengl32.dll
always exports only the functions which are in OpenGL 1.1, and for everything beyond that, you have to rely to the OpenGL extension loading mechanism at runtime.
I have tried:
- [...]
- Adding GLEW
That's a step in the right direction. But this does not make things to magically work. A GL loader like GLEW typically brings its own header as a replacement for GL.h
and glext.h
etc., and the typical GL loader (like GLEW) simply re-define every GL functions as a macro, like this:
QUESTION
I am trying to build a website using create react app and bootstrap. We are hosting the site via GH-pages and our repository is here. I have not had issues deploying the site locally until today, but have not yet been able to solve the problem after many hours.
I will go through the steps I performed to get me to where I am at.
- Cloned repository through GH Desktop
- Opened terminal and input
brew reinstall node
- Moved to project directory and input
npm install react-bootstrap bootstrap@4.6.0
andnpm install
- Finally input
npm start
I was met by this:
When I look in '.../node_modules/immer/dist', I see it contains 'immer.d.ts'. Further, when I look in '.../node_modules/react-dev-utils', 'immer.js' is present. I do not know much about Typescript, but the "main" entry looks like it is present, and the files are all present:
I have uninstalled and reinstalled the package manager, repository all day. I even reset my terminal and text editor to test it on a fresh reboot. I have gone through many StackOverflow questions and done things such as removing only the node_modules and package_lock.json files then inputting npm install
, with no success.
Does anyone know what is missing? What should I do?
UPDATE The problem with the 'immer' file was fixed by following the steps provided in the response: clearing the cache, updating the repository, getting a fresh clone, removing the damaged files, and installing npm.
After following these steps, the terminal returned this issue. I have tried troubleshooting this one as well, but feel like I am going in circles. Any directed advice helps.
...ANSWER
Answered 2021-Jun-02 at 11:59First and foremost: exclude your node_modules
file from git index. There is an entry in .gitignore
to exclude it but it looks like you've included node_modules
in index before adding that entry. Now you need to run a bit more sophisticated algorithm to get rid of it.
Quick troubleshooting for your problem (a bit redundant to my taste but just to make sure you didn't miss anything important):
QUESTION
I am getting the following error that breaks my application:
...ANSWER
Answered 2021-Jun-01 at 17:30Can you provide the method signature of useTypedSelector
? Apparently state
inside the callback function can be undefined
.
When changing the reducer
you change the setting-side of the store while you should have changed the getting-side of the store i.e. the selector.
QUESTION
I'm trying to make edits to a draft object from Immer that depend on a promise resolving. I understand how to do this with async
/await
syntax, (see below)
ANSWER
Answered 2021-May-27 at 10:58Just return a promise for produce
callback function:
In-line version
QUESTION
I have a project TypeScript project and use RxJs. When running the build, which is a simple call to webpack
I get the error:
ANSWER
Answered 2021-May-20 at 19:30This is happening because you are using an old version of TypeScript. RxJS 7 requires TS 4.2 or higher and in your dev-dependencies you have version ^3.8.3
.
QUESTION
import produce from "immer";
const initialState = {
isLoading: true,
error: "",
burgers: [],
};
export default function (state = initialState, action) {
switch (action.type) {
case "ADD_BURGER_BUCKET": {
return produce(state, (draftState) => {
if (Array.isArray(action.payload)) {
draftState.burgers.push(...action.payload);
} else {
draftState.burgers.push(action.payload);
}
});
}
case "REMOVE_BURGERS_BUCKET": {
return produce(state, (draftState) => {
draftState.burgers = []
});
}
**case "REMOVE_ONE_BURGER_BUCKET": {
return produce(state, (draftState) => {
console.log(action.payload, draftState.burgers) console.log => 3 Proxy {0: {…}}
draftState.burgers.filter(el => el.id !== action.payload)
})
}** HERE THIS ONE DOES NOT WORK!!!
default:
return state;
}
}
return ( <===== BURGER BUTTON
{
dispatch({
type: "REMOVE_ONE_BURGER_BUCKET",
payload: burger.id, <=== PASS ID TO REDUCER
}); <==== THIS ONE DOESN'T REMOVE THE ELEMENT FROM AN ARRAY
localStorage.setItem("burger", JSON.stringify(burger));
localStorage.setItem(
"burgersBucket",
JSON.stringify(
list.burgers.filter((el) => el.id !== burger.id)
)
);
history.push("/redo");
}}
/>
);
}
...ANSWER
Answered 2021-May-19 at 18:21Array.prototype.filter
does not mutate the array, it creates a new one.
So this:
draftState.burgers.filter(el => el.id !== action.payload)
is not actually changing draftState.burgers
. But this will:
QUESTION
when i try to build my project with yarn run build i get errors that are not exist in my code my code is clean it works fine in my local. I've been stuck for two weeks to resolve this problem please help me to solve this problem. this the errors that i get
node version: v10.15.3
webpack: 4.30.0 this is my package.json
...ANSWER
Answered 2021-May-09 at 20:03i added two folders that was missing 'transversal-administration', 'transversal-translation' in the past i have just only: ['app']. the loader in the past load just the app folder
QUESTION
I have some slices that use Set
s in their state. I have this code:
ANSWER
Answered 2021-Jan-05 at 14:41Two thoughts here:
- It's possible that you might have two different copies of Immer in your app
- Having said that, you should not be putting non-serializable objects like
Map
s andSet
s into the Redux state anyway, which is why we don't turn onenableMapSet
in the first place.
QUESTION
ANSWER
Answered 2021-Apr-29 at 13:24Your RestTuple
conditional type is preventing the compiler from contextually inferring the callback parameter, as it would require inference to work "backwards" through the definition of RestTuple
.
Instead, I'd be inclined to make your function generic only in that tuple type T
, like this:
QUESTION
After a general package upgrade on my React project, SCSS variable imports in JavaScript stopped working. Imports themselves are still working, but variables exported from SCSS never appear in JavaScript.
Here's what I'm doing:
_variables.scss:
...ANSWER
Answered 2021-Apr-23 at 07:22This is a bug that appeared with the version 4 of create-react-app
. Here is the issue about it on Github. It has been fixed since then and the fix should be available in the next release.
In the meantime, if you use something to override the webpack config of CRA you can fix it yourself by setting the compileType
of css-loader
to 'icss'
as explained in this answer.
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