46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
const { compile } = require('@riotjs/compiler')
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const { Asset } = require('parcel-bundler')
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/**
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* Generate the hmr code depending on the tag generated by the compiler
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* @param {string} path - path to the component file
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* @returns {string} the code needed to handle the riot hot reload
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*/
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function hotReload(path) {
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return `;(() => {
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if (module.hot) {
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const hotReload = require('@riotjs/hot-reload').default
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module.hot.accept()
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if (module.hot.data) {
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const component = require('${path}').default;
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hotReload(component)
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}
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}
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})()`
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}
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class RiotAsset extends Asset {
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constructor(name, pkg, options) {
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super(name, pkg, options)
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this.type = 'js'
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}
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async generate() {
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const options = (await this.getConfig(['.riotrc', '.riotrc.js', 'riot.config.js'])) || {}
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const {code, map} = compile(this.contents, {
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file: this.relativeName,
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...options
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})
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return [
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{
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sourceMap: this.options.sourceMaps ? map : false,
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type: 'js',
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value: `${code}${options.hot ? hotReload(this.relativeName) : ''}`
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}
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]
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}
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}
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module.exports = RiotAsset
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