SecondParser.ts

import type { Match } from "../../../locale/types.js";
import { numericPatterns } from "../constants.js";
import { Parser } from "../Parser.js";
import type { ParseFlags, ParseResult } from "../types.js";
import { parseNumericPattern } from "../utils.js";

export class SecondParser extends Parser<number> {
  priority = 50;

  parse(dateString: string, token: string, match: Match): ParseResult<number> {
    switch (token) {
      case "s":
        return parseNumericPattern(numericPatterns.second, dateString);
      case "so":
        return match.ordinalNumber(dateString, { unit: "second" });
      default:
        return parseNumericPattern(numericPatterns.exactTwoDigits, dateString);
    }
  }

  validate<DateType extends Date>(_date: DateType, value: number): boolean {
    return value >= 0 && value <= 59;
  }

  set<DateType extends Date>(
    date: DateType,
    _flags: ParseFlags,
    value: number,
  ): DateType {
    date.setSeconds(value, 0);
    return date;
  }

  incompatibleTokens = ["t", "T"];
}