@nestjs/cli/lib/schematics/custom.collection.js

Nest - modern, fast, powerful node.js web framework (@cli)

import { NodeWorkflow } from '@angular-devkit/schematics/tools/index.js';
import { AbstractCollection } from './abstract.collection.js';
export class CustomCollection extends AbstractCollection {
    getSchematics() {
        const workflow = new NodeWorkflow(process.cwd(), {});
        const collection = workflow.engine.createCollection(this.collection);
        const collectionDescriptions = [
            collection.description,
            ...(collection.baseDescriptions ?? []),
        ];
        const usedNames = new Set();
        const schematics = [];
        for (const collectionDesc of collectionDescriptions) {
            const schematicsDescs = Object.entries(collectionDesc.schematics);
            for (const [name, { description, aliases = [] }] of schematicsDescs) {
                if (usedNames.has(name)) {
                    continue;
                }
                usedNames.add(name);
                const alias = aliases.find((a) => !usedNames.has(a)) ?? name;
                for (const alias of aliases) {
                    usedNames.add(alias);
                }
                schematics.push({ name, alias, description });
            }
        }
        return schematics.sort((a, b) => a.name < b.name ? -1 : a.name > b.name ? 1 : 0);
    }
}