Create CSV from Objects

createCsvFromObjects.ts

export function createCsvFromObjects<T extends Record<string, unknown>>(os: T[]): string {
    if (os.length == 0) {
        throw new Error(`Cannon create CSV from empty list. Given list must not be empty.`)
    }

    const firstResult = os[0]
    const keys = Object.keys(firstResult)

    const headers = keys.join(',')
    const rows = os.map(result => Object.values(result).join(','))

    const csv = `${headers}
${rows.join('\n')}
`

    return csv
}