How to evaluate a JSON file at compile time and create a struct out of it?

Ferhat Kurtulmuş aferust at gmail.com
Fri Oct 4 10:33:37 UTC 2024


On Friday, 4 October 2024 at 08:45:49 UTC, holyzantaclara wrote:
> Hello hello everyone ^_^,
>
> I am new in D, and started this morning. I found a way to read 
> a file at compile time with `-J.` and `static string content = 
> import("my_json_file.json")`
>
> But then tried to statically evaluate with `static JSONValue j 
> = parseJson(content)` but it fails.
>
> ```sh
> main.d(12): Error: variable `content` cannot be read at compile 
> time
> main.d(12):        called from here: `readJSON(content)`
> ```
>
> Is there a way to achieve this?
>
> My goal is to have a JSONValue at runtime that would be already 
> present in the binary. Cause the JSONValue is huge. Like 
> megabytes of data... And no I don't want to deal with a 
> database for now.
>
> Thank you !

Your issue is related to static that seems it does not trigger a 
compile time evaluation.


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