@beyond-js/bundles-sdk/bundle/packager/code/js/index.js

BeyondJS Bundles SDK

module.exports = class extends require('../base') {
	get dp() {
		return 'bundler.bundle.packager.code.js';
	}

	constructor(packager) {
		super('.js', packager);
	}

	_prepared(require) {
		if (this.updated) return;

		const prepared = super._prepared(require);
		if (typeof prepared === 'string' || (typeof prepared === 'boolean' && !prepared)) return prepared;
		if (!this.children.prepared) return;

		// When the code was returned from cache, and the processors and imports were not registered as a child
		if (!this.children.has('dependencies')) {
			const {
				distribution,
				dependencies,
				bundle: { module },
			} = this.packager;
			const children = new Map();
			children.set('dependencies', { child: dependencies.code });

			/**
			 * The dependencies.packages hash value is required in local environment to support dynamic imports
			 */
			distribution.local &&
				children.set('dependencies.packages', { child: module.container.dependencies.packages });
			this.children.register(children);
		}
	}

	/**
	 * Used by the packager to inject code at the beginning of the bundle.
	 * To be overridden. Actually used by the 'bridge' bundle to register the backend host.
	 * @private
	 */
	_precode() {}

	_update(hmr) {
		// Check if the dependencies are all valid
		const dependencies = this.children.get('dependencies').child;
		if (!dependencies.valid) return { errors: dependencies.errors };

		// Check if the dependencies of the package container are valid
		const pdependencies = this.packager.distribution.local && this.children.get('dependencies.packages').child;
		if (pdependencies && !pdependencies.valid) {
			const errors = [];
			pdependencies.errors.forEach(error => errors.push(`Error on container package dependency: ${error}`));
			return { errors };
		}

		const { packager } = this;
		const transversal = !!this.packager.application.bundles.get(packager.bundle.type).transversal;

		return require('./package')(this, hmr, transversal);
	}
};