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index.ts
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index.ts
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import fs from 'node:fs/promises'
import { Plugin } from 'imagemin'
const plugins = (
[
[
'gifsicle',
{
interlaced: true,
},
],
[
'jpegtran',
{
progressive: true,
},
],
['mozjpeg'],
[
'optipng',
{
optimizationLevel: 5,
},
],
[
'pngquant',
{
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
quality: [0.6, 0.8],
},
],
['upng'],
[
'svgo',
{
plugins: [
{
name: 'preset-default',
params: {
overrides: {
removeViewBox: false,
},
},
},
],
},
],
['webp'],
] as const
).map(async ([name, opts]) =>
(
(await import(`imagemin-${name}`)) as {
default: (opts: unknown) => Plugin
}
).default(opts),
)
export default async (filename: string) =>
fs.writeFile(
filename,
await plugins.reduce(
async (acc, it) => (await it)(await acc),
fs.readFile(filename),
),
)