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天文台pc/tianwentai-ui/node_modules/date-fns/parse/_lib/parsers/StandAloneQuarterParser.js 1.85 KB
bc518174   王天杨   提交两个项目文件
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  "use strict";
  exports.StandAloneQuarterParser = void 0;
  var _Parser = require("../Parser.js");
  
  var _utils = require("../utils.js");
  
  class StandAloneQuarterParser extends _Parser.Parser {
    priority = 120;
  
    parse(dateString, token, match) {
      switch (token) {
        // 1, 2, 3, 4
        case "q":
        case "qq": // 01, 02, 03, 04
          return (0, _utils.parseNDigits)(token.length, dateString);
        // 1st, 2nd, 3rd, 4th
        case "qo":
          return match.ordinalNumber(dateString, { unit: "quarter" });
        // Q1, Q2, Q3, Q4
        case "qqq":
          return (
            match.quarter(dateString, {
              width: "abbreviated",
              context: "standalone",
            }) ||
            match.quarter(dateString, {
              width: "narrow",
              context: "standalone",
            })
          );
  
        // 1, 2, 3, 4 (narrow quarter; could be not numerical)
        case "qqqqq":
          return match.quarter(dateString, {
            width: "narrow",
            context: "standalone",
          });
        // 1st quarter, 2nd quarter, ...
        case "qqqq":
        default:
          return (
            match.quarter(dateString, {
              width: "wide",
              context: "standalone",
            }) ||
            match.quarter(dateString, {
              width: "abbreviated",
              context: "standalone",
            }) ||
            match.quarter(dateString, {
              width: "narrow",
              context: "standalone",
            })
          );
      }
    }
  
    validate(_date, value) {
      return value >= 1 && value <= 4;
    }
  
    set(date, _flags, value) {
      date.setMonth((value - 1) * 3, 1);
      date.setHours(0, 0, 0, 0);
      return date;
    }
  
    incompatibleTokens = [
      "Y",
      "R",
      "Q",
      "M",
      "L",
      "w",
      "I",
      "d",
      "D",
      "i",
      "e",
      "c",
      "t",
      "T",
    ];
  }
  exports.StandAloneQuarterParser = StandAloneQuarterParser;