vike
Version:
The Framework *You* Control - Next.js & Nuxt alternative for unprecedented flexibility and dependability.
43 lines (42 loc) • 2.03 kB
JavaScript
export { pluginModuleBanner };
import MagicString from 'magic-string';
import { removeVirtualIdTag } from '../../../shared/virtualFiles.js';
import { isViteServerBuild_safe } from '../../shared/isViteServerBuild.js';
// Rollup's banner feature doesn't work with Vite: https://github.com/vitejs/vite/issues/8412
// But, anyways, we want to prepend the banner at the beginning of each module, not at the beginning of each file (I believe that's what Rollup's banner feature does).
function pluginModuleBanner() {
let config;
return {
name: 'vike:build:pluginModuleBanner',
enforce: 'post',
apply: 'build',
configResolved(config_) {
config = config_;
},
transform: {
order: 'post',
handler(code, id, options) {
if (!isViteServerBuild_safe(config, options) &&
// Inject module banners if user sets `build.minify` to `false` for inspecting dist/client/
config.build.minify) {
return;
}
if (id.startsWith('\0'))
id = id;
id = removeVirtualIdTag(id);
if (id.startsWith(config.root))
id = id.slice(config.root.length + 1);
id = id.replaceAll('*/', '*\\/'); // https://github.com/vikejs/vike/issues/2377
const magicString = new MagicString(code);
// Use legal comment so that esbuild doesn't remove it.
// - Terser still removes the comment, but I guess users use terser to minify JavaScript so I guess it's a good thing that comment is removed.
// - https://esbuild.github.io/api/#legal-comments
magicString.prepend(`/*! ${id} [vike:pluginModuleBanner] */\n`);
return {
code: magicString.toString(),
map: magicString.generateMap({ hires: true, source: id }),
};
},
},
};
}