Nuxt/packages/kit/src/plugin.ts
2022-02-03 19:02:55 +01:00

81 lines
2.2 KiB
TypeScript

import { normalize } from 'pathe'
import type { NuxtPlugin, NuxtPluginTemplate } from '@nuxt/schema'
import { useNuxt } from './context'
import { addTemplate } from './template'
/**
* Normalize a nuxt plugin object
*/
export function normalizePlugin (plugin: NuxtPlugin | string): NuxtPlugin {
// Normalize src
if (typeof plugin === 'string') {
plugin = { src: plugin }
} else {
plugin = { ...plugin }
}
if (!plugin.src) {
throw new Error('Invalid plugin. src option is required: ' + JSON.stringify(plugin))
}
// Normalize full path to plugin
plugin.src = normalize(plugin.src)
// Normalize mode
if (plugin.ssr) {
plugin.mode = 'server'
}
if (!plugin.mode) {
const [, mode = 'all'] = plugin.src.match(/\.(server|client)(\.\w+)*$/) || []
plugin.mode = mode as 'all' | 'client' | 'server'
}
return plugin
}
/**
* Registers a nuxt plugin and to the plugins array.
*
* Note: You can use mode or .client and .server modifiers with fileName option
* to use plugin only in client or server side.
*
* Note: By default plugin is prepended to the plugins array. You can use second argument to append (push) instead.
*
* @example
* ```js
* addPlugin({
* src: path.resolve(__dirname, 'templates/foo.js'),
* filename: 'foo.server.js' // [optional] only include in server bundle
* })
* ```
*/
export interface AddPluginOptions { append?: boolean }
export function addPlugin (_plugin: NuxtPlugin | string, opts: AddPluginOptions = {}) {
const nuxt = useNuxt()
// Normalize plugin
const plugin = normalizePlugin(_plugin)
// Remove any existing plugin with the same src
nuxt.options.plugins = nuxt.options.plugins.filter(p => normalizePlugin(p).src !== plugin.src)
// Prepend to array by default to be before user provided plugins since is usually used by modules
nuxt.options.plugins[opts.append ? 'push' : 'unshift'](plugin)
return plugin
}
/**
* Adds a template and registers as a nuxt plugin.
*/
export function addPluginTemplate (plugin: NuxtPluginTemplate | string, opts: AddPluginOptions = {}): NuxtPluginTemplate {
if (typeof plugin === 'string') {
plugin = { src: plugin }
}
// Update plugin src to template destination
plugin.src = addTemplate(plugin).dst
return addPlugin(plugin, opts)
}