IE11 Svelte/Babel/Rollup中的Function.prototype.toString问题 [英] Function.prototype.toString issues in IE11 Svelte/Babel/Rollup
问题描述
我当前的rollup.config.js是
My current rollup.config.js is
commonjs(),
babel({
extensions: ['.js', '.mjs', '.html', '.svelte'],
runtimeHelpers: true,
exclude: ['node_modules/@babel/**', 'node_modules/core-js/**' ], // <= /!\ NOT 'node_mobules/**'
presets: [
['@babel/preset-env', {
// adapter to ensure IE 11 support
targets: '> 0.25%, not dead, IE 11',
"modules": false,
"spec": true,
"forceAllTransforms": true,
useBuiltIns: 'usage',
corejs: 3
}]
],
plugins: [
'@babel/plugin-syntax-dynamic-import',
[
'@babel/plugin-transform-runtime',
{
useESModules: true
}
]
]
})
在IE11中遇到问题:
Getting issue in IE11:
Function.prototype.toString:此"不是Function对象
Function.prototype.toString: "this" is not a Function object
如何正确解决该问题?
我试图
-
将 webcomponents 导入到我的main.js中:
import webcomponents into my main.js:
导入'node_modules/@webcomponents/webcomponentsjs/webcomponents-bundle.js';
import 'node_modules/@webcomponents/webcomponentsjs/webcomponents-bundle.js';
但是此文件未导入:
未解决的依赖项 https://rollupjs.org/指南/zh/#warning-treating-module-as-external-dependency node_modules/@webcomponents/webcomponentsjs/webcomponents-bundle.js(由src \ main.js导入)
Unresolved dependencies https://rollupjs.org/guide/en/#warning-treating-module-as-external-dependency node_modules/@webcomponents/webcomponentsjs/webcomponents-bundle.js (imported by src\main.js)
这意味着我必须配置解决插件,但这似乎是错误的方式,因为它被标记为非-然后使用.
This means i have to config resolve-plugin but it seems to be incorrect way because it is marked as non-used then.
推荐答案
正确运行rollup.config
Correctly working rollup.config
commonjs(),
babel({
extensions: ['.js', '.mjs', '.html', '.svelte'],
runtimeHelpers: true,
exclude: ['node_modules/@babel/**', 'node_modules/core-js/**' ],
presets: [
['@babel/preset-env', {
targets: {
browsers: [
"> 0.25%"
,"not dead"
,"IE 11"
]
},
"modules": false,
"spec": true,
"forceAllTransforms": true,
useBuiltIns: 'usage',
corejs: 3
}]
],
plugins: [
'@babel/plugin-syntax-dynamic-import',
[
'@babel/plugin-transform-runtime',
{
useESModules: true
}
]
]
}),
polyfill(['@webcomponents/webcomponentsjs'])
polyfill是 rollup-plugin-polyfill
the polyfill one is rollup-plugin-polyfill
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