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Single File Component loader

Package Exports

  • vue3-sfc-loader

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (vue3-sfc-loader) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

vue3-sfc-loader

API | FAQ | Examples | dist | Roadmap

Vue3/Vue2 Single File Component loader.
Load .vue files dynamically at runtime from your html/js. No node.js environment, no (webpack) build step needed.

Key Features

  • Supports Vue 3 and Vue 2 (see dist/)
  • Only requires Vue runtime-only build
  • Focuses on component compilation. Network, styles injection and cache are up to you (see example below)
  • Embedded ES6 modules support ( including import() )
  • SFC Custom Blocks support
  • JSX support
  • Custom CSS, HTML and Script language Support, see pug and stylus examples
  • Properly reports template, style or script errors through the log callback
  • Easily build your own version and customize browsers you need to support
  • esm and umd bundles available
  • IE11 support (for vue2-sfc-loader only)

Example

<html>
<body>
  <div id="app"></div>
  <script src="https://unpkg.com/vue@next"></script>
  <script src="https://cdn.jsdelivr.net/npm/vue3-sfc-loader/dist/vue3-sfc-loader.js"></script>
  <script>

    const options = {
      moduleCache: {
        vue: Vue
      },
      async getFile(url) {
        
        const res = await fetch(url);
        if ( !res.ok )
          throw Object.assign(new Error(res.statusText + ' ' + url), { res });
        return {
          getContentData: asBinary => asBinary ? res.arrayBuffer() : res.text(),
        }
      },
      addStyle(textContent) {

        const style = Object.assign(document.createElement('style'), { textContent });
        const ref = document.head.getElementsByTagName('style')[0] || null;
        document.head.insertBefore(style, ref);
      },
    }

    const { loadModule } = window['vue3-sfc-loader'];

    const app = Vue.createApp({
      components: {
        'my-component': Vue.defineAsyncComponent( () => loadModule('./myComponent.vue', options) )
      },
      template: '<my-component></my-component>'
    });

    app.mount('#app');

  </script>
</body>
</html>

More Examples

see all examples

Try It Online

https://codepen.io/franckfreiburger/project/editor/AqPyBr

Public API documentation

loadModule(path: string, options: Options): Promise<VueComponent>

dist/

latest bundle version bundle minified+brotli size bundle minified+gzip size bundle minified size Snyk Vulnerabilities for vue3-sfc-loader

browser support


Vue3

esm version: dist/vue3-sfc-loader.esm.js
umd version: dist/vue3-sfc-loader.js


Vue2

esm version: dist/vue2-sfc-loader.esm.js
umd version: dist/vue2-sfc-loader.js

Build your own version

webpack --config ./build/webpack.config.js --mode=production --env targetsBrowsers="> 1%, last 2 versions, Firefox ESR, not dead, not ie 11"

see package.json "build" script
see browserslist queries

preliminary steps:

  1. clone vue3-sfc-loader
  2. (install yarn: npm install --global yarn)
  3. run yarn install

How It Works

vue3-sfc-loader.js = Webpack( @vue/compiler-sfc + @babel )

more details

  1. load the .vue file
  2. parse and compile template, script and style sections (@vue/compiler-sfc)
  3. transpile script and compiled template to es5 (@babel)
  4. parse scripts for dependencies (@babel/traverse)
  5. recursively resolve dependencies
  6. merge all and return the component

Any Questions

💬 ask in Discussions tab

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