This PR updates examples in `.md` files (both docs and blog posts) to use positional args. Nx 20 changes the position arg to be either `directory` for apps/libs or `path` for artifacts (e.g. components). So before you'd do this: ``` nx g app myapp --directory=apps/myapp nx g lib mylib --directory=libs/mylib nx g lib mylib --directory=libs/nested/mylib nx g lib @acme/foo --directory=libs/@acme/foo --importPath=@acme/foo nx g component foo --directory=libs/ui/src/foo --pascalCaseFiles ``` Will now be simplified to ``` nx g app apps/myapp nx g lib libs/mylib nx g lib libs/nested/mylib nx g lib libs/@acme/foo # name and import path are both "@acme/foo" nx g component libs/ui/src/foo/Foo ``` For cases where `name` and `importPath` need to be changed, you can always manually specify them. ``` nx g lib libs/nested/foo # name is foo nx g lib libs/nested/foo --name=nested-foo # specify name with prefix nx g lib libs/@acme/foo --name # use "foo" as name and don't match importPath nx g lib libs/@internal/foo --importPath=@acme/foo # different importPath from name <!-- If this is a particularly complex change or feature addition, you can request a dedicated Nx release for this pull request branch. Mention someone from the Nx team or the `@nrwl/nx-pipelines-reviewers` and they will confirm if the PR warrants its own release for testing purposes, and generate it for you if appropriate. --> ## Current Behavior <!-- This is the behavior we have today --> ## Expected Behavior <!-- This is the behavior we should expect with the changes in this PR --> ## Related Issue(s) <!-- Please link the issue being fixed so it gets closed when this is merged. --> Fixes #
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Add a New Fastify Project
{% youtube src="https://www.youtube.com/embed/LHLW0b4fr2w" title="Easy, Modular Node Applications!" width="100%" /%}
Supported Features
Because we are using an Nx plugin for Fastify, all the features of Nx are available.
{% pill url="/features/run-tasks" %}✅ Run Tasks{% /pill %} {% pill url="/features/cache-task-results" %}✅ Cache Task Results{% /pill %} {% pill url="/ci/features/remote-cache" %}✅ Share Your Cache{% /pill %} {% pill url="/features/explore-graph" %}✅ Explore the Graph{% /pill %} {% pill url="/ci/features/distribute-task-execution" %}✅ Distribute Task Execution{% /pill %} {% pill url="/getting-started/editor-setup" %}✅ Integrate with Editors{% /pill %} {% pill url="/features/automate-updating-dependencies" %}✅ Automate Updating Nx{% /pill %} {% pill url="/features/enforce-module-boundaries" %}✅ Enforce Module Boundaries{% /pill %} {% pill url="/features/generate-code" %}✅ Use Code Generators{% /pill %} {% pill url="/features/automate-updating-dependencies" %}✅ Automate Updating Framework Dependencies{% /pill %}
Create a New Workspace with a Fastify App
If you're starting from scratch, you can use a preset to get you started quickly.
npx create-nx-workspace@latest --preset=node-monorepo --framework=fastify --appName=fastify-api
Then you can skip to the Create a Library section.
If you are adding Fastify to an existing repo, continue to the next section.
Install the Node Plugin
nx add @nx/node
Create an Application
Use the app generator to create a new Fastify app.
{% callout type="note" title="Directory Flag Behavior Changes" %}
The command below uses the as-provided directory flag behavior, which is the default in Nx 16.8.0. If you're on an earlier version of Nx or using the derived option, omit the --directory flag. See the as-provided vs. derived documentation for more details.
{% /callout %}
nx g @nx/node:app apps/fastify-api
Serve the API by running
nx serve fastify-api
This starts the application on localhost:3000/api by default.
Create a Library
To create a new library, run:
{% callout type="note" title="Directory Flag Behavior Changes" %}
The command below uses the as-provided directory flag behavior, which is the default in Nx 16.8.0. If you're on an earlier version of Nx or using the derived option, omit the --directory flag. See the as-provided vs. derived documentation for more details.
{% /callout %}
nx g @nx/node:lib libs/my-lib
Once the library is created, update the following files.
export function someFunction(): string {
return 'some function';
}
import { someFunction } from '@my-org/my-lib';
import { FastifyInstance, FastifyRequest, FastifyReply } from 'fastify';
export default async function (fastify: FastifyInstance) {
fastify.get(
'/',
async function (request: FastifyRequest, reply: FastifyReply) {
return { message: 'Hello API ' + someFunction };
}
);
}
Now when you serve your API, you'll see the content from the library being displayed.