chrono-node
Version:
A natural language date parser in Javascript
79 lines • 3.05 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const dayjs_1 = __importDefault(require("dayjs"));
const AbstractParserWithWordBoundary_1 = require("../../../../common/parsers/AbstractParserWithWordBoundary");
const constants_1 = require("../constants");
const PATTERN = new RegExp("(\\d+|[" +
Object.keys(constants_1.NUMBER).join("") +
"]+|半|幾)(?:\\s*)" +
"(?:個)?" +
"(秒(?:鐘)?|分鐘|小時|鐘|日|天|星期|禮拜|月|年)" +
"(?:(?:之|過)?後|(?:之)?內)", "i");
const NUMBER_GROUP = 1;
const UNIT_GROUP = 2;
class ZHHantDeadlineFormatParser extends AbstractParserWithWordBoundary_1.AbstractParserWithWordBoundaryChecking {
innerPattern() {
return PATTERN;
}
innerExtract(context, match) {
const result = context.createParsingResult(match.index, match[0]);
let number = parseInt(match[NUMBER_GROUP]);
if (isNaN(number)) {
number = constants_1.zhStringToNumber(match[NUMBER_GROUP]);
}
if (isNaN(number)) {
const string = match[NUMBER_GROUP];
if (string === "幾") {
number = 3;
}
else if (string === "半") {
number = 0.5;
}
else {
return null;
}
}
let date = dayjs_1.default(context.refDate);
const unit = match[UNIT_GROUP];
const unitAbbr = unit[0];
if (unitAbbr.match(/[日天星禮月年]/)) {
if (unitAbbr == "日" || unitAbbr == "天") {
date = date.add(number, "d");
}
else if (unitAbbr == "星" || unitAbbr == "禮") {
date = date.add(number * 7, "d");
}
else if (unitAbbr == "月") {
date = date.add(number, "month");
}
else if (unitAbbr == "年") {
date = date.add(number, "year");
}
result.start.assign("year", date.year());
result.start.assign("month", date.month() + 1);
result.start.assign("day", date.date());
return result;
}
if (unitAbbr == "秒") {
date = date.add(number, "second");
}
else if (unitAbbr == "分") {
date = date.add(number, "minute");
}
else if (unitAbbr == "小" || unitAbbr == "鐘") {
date = date.add(number, "hour");
}
result.start.imply("year", date.year());
result.start.imply("month", date.month() + 1);
result.start.imply("day", date.date());
result.start.assign("hour", date.hour());
result.start.assign("minute", date.minute());
result.start.assign("second", date.second());
return result;
}
}
exports.default = ZHHantDeadlineFormatParser;
//# sourceMappingURL=ZHHantDeadlineFormatParser.js.map