effect-sugar-vite

Vite plugin and tsx loader for Effect-TS gen block syntax.

Installation

``bash
pnpm add -D effect-sugar-vite
`

Usage

$3

`typescript
// vite.config.ts
import { defineConfig } from 'vite'
import effectSugar from 'effect-sugar-vite'

export default defineConfig({
plugins: [effectSugar()]
})
`

$3

`bash
pnpm add -D effect-sugar-vite esbuild
`

`json
{
"scripts": {
"dev": "tsx --import effect-sugar-vite/register --watch src/index.ts"
}
}
`

$3

`typescript
// eslint.config.js
import effectSugarPreprocessor from 'effect-sugar-vite/eslint'

export default [
{
files: ['/.ts', '/.tsx'],
processor: effectSugarPreprocessor
}
]
`

Transformation

`typescript
// Input
const program = gen {
user <- getUser(id)
let name = user.name.toUpperCase()
return { user, name }
}

// Output
const program = Effect.gen(function* () {
const user = yield* getUser(id)
const name = user.name.toUpperCase()
return { user, name }
})
`

Options

`typescript
effectSugar({
include: ['.ts', '.tsx'], // File extensions (default: ['.ts', '.tsx', '.mts', '.cts'])
exclude: [/node_modules/], // Patterns to exclude
sourcemap: true // Enable source maps (default: true)
})
`

API

`typescript
import { transformSource, hasGenBlocks } from 'effect-sugar-vite/transform'

if (hasGenBlocks(source)) {
const result = transformSource(source, 'filename.ts')
console.log(result.code, result.map)
}
``

License

MIT