Function parseDictionary

http/unstable_structured_fields.ts:630–641

(input: string)

 * ```
 */
export function parseDictionary(input: string): Dictionary {
  const state: ParserState = { input, pos: 0 };
  skipSP(state);
  const dict = parseDictionaryInternal(state);
  skipSP(state);
  if (!isEof(state)) {
    throw new SyntaxError(
      `Invalid structured field: unexpected character at position ${state.pos}`,
    );
  }
  return dict;
}

function parseDictionaryInternal(state: ParserState): Dictionary {
  const dict: Map<string, Item | InnerList> = new Map();