Function parse

csv/parse.ts:503–531

(
  input: string,
  options: T = { skipFirstRow: false } as T,
)

  options: T,
): ParseResult<ParseOptions, T>;
export function parse<const T extends ParseOptions>(
  input: string,
  options: T = { skipFirstRow: false } as T,
): ParseResult<ParseOptions, T> {
  const parser = new Parser(options);
  const r = parser.parse(input);

  if (options.skipFirstRow || options.columns) {
    let headers: readonly string[] = [];

    if (options.skipFirstRow) {
      const head = r.shift();
      if (head === undefined) {
        throw new TypeError("Cannot parse input: headers must be defined");
      }
      headers = head;
    }

    if (options.columns) {
      headers = options.columns;
    }

    const zeroBasedFirstLineIndex = options.skipFirstRow ? 1 : 0;
    return r.map((row, i) => {
      return convertRowToObject(row, headers, zeroBasedFirstLineIndex + i);
    }) as ParseResult<ParseOptions, T>;
  }
  return r as ParseResult<ParseOptions, T>;
}