Install

pnpm add @semilayer/data-mapping

Usage

import { applyMapping } from '@semilayer/data-mapping'

const out = applyMapping(
  { id: 1, title: 'Hello', body: 'World' },
  {
    fields: {
      title: { from: 'title', transforms: [{ op: 'lowercase' }] },
      content: { from: ['title', 'body'], transforms: [{ op: 'concat', sep: ' — ' }] },
    },
  },
)
// → { title: 'hello', content: 'Hello — World' }

Supports 14 built-in transforms. See semilayer.dev for the full list.

License

MIT