import { Dataframe } from "../csv/read"


const main = (df: Dataframe, data: string[] | ((head: string[]) => string[])) => {
     let row: string[] = []
     if (typeof data === "function") {
          row = data(df.head)
     } else {
          row = data
     }
     if (row.length !== df.head.length) {
          throw new Error(`The following error occured while trying to add row:\nExpected a row of length ${df.head.length} but recieved one with length ${row.length}`)
     }
     df.body.push(row)
}

export default main