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RollupJS config for transpiling to allow Safari 14

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This commit is contained in:
ralf 2023-03-20 13:39:35 +01:00
parent 044538ae09
commit 9b390507cb
1 changed files with 26 additions and 3 deletions
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27
rollup.config.js
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@ -15,12 +15,13 @@ import { readFileSync, readdirSync, statSync, unlinkSync } from "fs";
//import rimraf from 'rimraf';
import { minify } from 'terser';
import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
// Best practice: use this
//rimraf.sync('./dist/');
//rimraf.sync('./chunks/');
// remove only chunks older then 2 days, to allow UI to still load them and not require a reload / F5
// remove only chunks older than 2 days, to allow UI to still load them and not require a reload / F5
const rm_older = Date.now() - 48*3600000;
readdirSync('./chunks').forEach(name => {
const stat = statSync('./chunks/'+name);
@ -55,6 +56,11 @@ const config = {
// app.ts/js are added automatic by addAppsConfig() below
},
external: function(id,parentId,isResolved) {
// core-js used require and needs to be run through RollupJS and NOT treated as external
if (id.includes("/node_modules/core-js/"))
{
return false;
}
if(!isResolved)
{
return;
@ -113,6 +119,8 @@ const config = {
resolve({
browser: true
}),
// core-js uses require, which needs to be transformed to es-modules
commonjs(),
{
transform (code, id) {
if (id.endsWith('.ts'))
@ -127,7 +135,22 @@ const config = {
// plugins: stage3Syntax,
errorRecovery: true
},
presets: ['@babel/preset-typescript']
presets: [
['@babel/preset-typescript', {
//onlyRemoveTypeImports: true // seems not necessary and generates a lot of warnings about not exported symbols
}],
['@babel/preset-env', {
corejs: {
version: "3"
},
useBuiltIns: "usage",
modules: false,
targets : {
esmodules: true,
safari: "14"
}
}],
]
}, function (err, result) {
if (err)
return reject(err);