@roots/bud-api/lib/methods/runtime/index.js

bud.js core module

import { Bud } from '@roots/bud-framework';
import { BudError } from '@roots/bud-support/errors';
import isObject from '@roots/bud-support/isObject';
export const runtime = async function (runtime = `single`) {
    if (runtime !== `single` &&
        runtime !== `multiple` &&
        typeof runtime !== `boolean` &&
        !(runtime instanceof Bud) &&
        !(isObject(runtime) && `name` in runtime)) {
        throw BudError.normalize(`bud.runtime: invalid value "${runtime}". Must be a boolean, "single", or "multiple".`, {
            docs: new URL(`https://bud.js.org/reference/bud.runtime`),
            thrownBy: import.meta.url,
        });
    }
    const value = runtime instanceof Bud || runtime === true ? `single` : runtime;
    this.hooks.on(`build.optimization.runtimeChunk`, value);
    this.api.logger.log(`bud.runtime:`, `set to`, value);
    return this;
};