@woosh/meep-engine/src/engine/asset/loaders/JavascriptAssetLoader.js

Pure JavaScript game engine. Fully featured and production ready.

import { AssetLoader } from "./AssetLoader.js";
import { GameAssetType } from "../GameAssetType.js";
import { FunctionCompiler } from "../../../core/function/FunctionCompiler.js";
import { Asset } from "../Asset.js";

class JavascriptAsset extends Asset {
    constructor(code) {
        super();

        this.code = code;

        this.byteSize = 128;

    }

    create(args) {

        return FunctionCompiler.INSTANCE.compile({ code: this.code, args });
    }
}

export class JavascriptAssetLoader extends AssetLoader {

    load(scope, path, success, failure, progress) {
        this.assetManager.get({
            path: path,
            scope,
            type: GameAssetType.Text,
            callback: (textAsset) => {

                const text = textAsset.create();

                let asset;

                try {
                    asset = new JavascriptAsset(text);
                } catch (e) {
                    failure(e);
                    return;
                }

                success(asset);

            }, failure: failure, progress: progress
        });
    }
}