beyond/lib/engine/process/bundler/bundle/deprecated-imports/hash.js

The Full Stack Universal Typescript Framework

const DynamicProcessor = global.utils.DynamicProcessor(Map);
const {crc32, equal} = global.utils;

module.exports = class extends DynamicProcessor {
    get dp() {
        return 'bundler.bundle.dependencies.deprecated-imports.hash';
    }

    #value;
    get value() {
        if (this.#value !== void 0) return this.#value;

        const sources = this.children.get('sources').child;
        if (!sources.size) return this.#value = 0;

        const compute = {};
        sources.forEach(({file, hash}) => compute[file] = hash);
        return this.#value = crc32(equal.generate(compute));
    }

    constructor(imports) {
        super();
        super.setup(new Map([['sources', {child: imports.sources}]]));
    }

    _prepared(require) {
        this.children.get('sources').child.forEach(source => require(source));
    }

    _process() {
        this.#value = void 0;
    }
}