flecks/packages/core/build/flecks.hooks.js
2024-02-14 07:48:02 -06:00

143 lines
3.8 KiB
JavaScript

export const hooks = {
/**
* Babel configuration.
* @invoke SequentialAsync
*/
'@flecks/core.babel': () => ({
plugins: ['...'],
}),
/**
* Define configuration. See [the configuration page](./config) for more details.
* @invoke Fleck
*/
'@flecks/core.config': () => ({
whatever: 'configuration',
your: 1337,
fleck: 'needs',
/**
* Also, comments like this will be used to automatically generate documentation.
*/
though: 'you should keep the values serializable',
}),
/**
* Let flecks gather for you.
*
* See [the Gathering guide](../gathering).
* @invoke Async
*/
'@flecks/core.gathered': () => ({
// If this hook is implemented by a fleck called `@some/fleck`, then:
//
// This is equivalent to flecks.gather('@some/fleck.somethings'):
somethings: {},
//
// This is equivalent to flecks.gather('@some/fleck.others', {typeProperty: 'name'}):
others: {
typeProperty: 'name',
},
}),
/**
* Invoked when a module is HMR'd. Throw to abort hot reload and restart application.
* Must be synchronous.
*
* @param {string} path The path of the fleck
* @param {Module} updated The updated module.
* @invokeSequential
*/
'@flecks/core.hmr': (path, updated) => {
if ('my-fleck' === path) {
updated.doSomething();
}
},
/**
* Invoked when a gathered set is HMR'd.
* @param {constructor} gathered The gathered set.
* @param {string} hook The gather hook; e.g. `@flecks/db.models`.
* @invoke
*/
'@flecks/core.hmr.gathered': (gathered, hook) => {
// Do something with the gathered set...
},
/**
* Invoked when a gathered class is HMR'd.
* @param {constructor} Class The class.
* @param {string} hook The gather hook; e.g. `@flecks/db.models`.
* @invoke
*/
'@flecks/core.hmr.gathered.class': (Class, hook) => {
// Do something with Class...
},
/**
* Invoked when a hook is HMR'd. Throw to abort hot reload and restart application.
* Must be synchronous.
*
* @param {string} hook The hook that was updated.
* @param {string} path The path of the fleck implementing the updated hook.
* @invokeSequential
*/
'@flecks/core.hmr.hook': (hook, path) => {
if ('@my/fleck.some.hook' === hook) {
throw new Error('hook too volatile, restart!');
}
},
/**
* Invoked when flecks is building a fleck dependency graph.
* @param {Digraph} graph The dependency graph.
* @param {string} hook The hook; e.g. `@flecks/server.up`.
* @invoke
*/
'@flecks/core.priority': (graph, hook) => {
// Make `@flecks/socket/server`'s `@flecks/server.up` implementation depend on
// `@flecks/db/server`'s:
if ('@flecks/server.up' === hook) {
graph.addDependency('@flecks/socket/server', '@flecks/db/server');
// Remove a dependency.
graph.removeDependency('@flecks/socket/server', '@flecks/db/server');
}
},
/**
* Invoked when a fleck is registered.
* @param {string} fleck
* @param {Module} M
* @invoke
*/
'@flecks/core.registered': (fleck, M) => {
if ('@something/or-other' === fleck) {
doSomethingWith(M);
}
},
/**
* Invoked when `flecks.yml` is hot reloaded. Throw to abort hot reload and restart application.
* Must be synchronous.
*
* @param {string} fleck The fleck whose config changed.
* @param {Object} config The new config.
*/
'@flecks/core.reload': (fleck, config, flecks) => {
if ('i-care-about' === fleck) {
if (flecks.get(`${fleck}.volatile`) !== config.volatile) {
throw new Error('Changes too volatile');
}
}
},
/**
* Invoked when the application is starting.
* @invoke SequentialAsync
*/
'@flecks/core.starting': () => {
console.log('starting!');
},
};