chrono-node
Version:
A natural language date parser in Javascript
63 lines • 3.21 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const constants_1 = require("../constants");
const results_1 = require("../../../results");
const dayjs_1 = __importDefault(require("dayjs"));
const pattern_1 = require("../../../utils/pattern");
const AbstractParserWithWordBoundaryChecking_1 = require("./AbstractParserWithWordBoundaryChecking");
const MODIFIER_WORD_GROUP = 1;
const RELATIVE_WORD_GROUP = 2;
class UKRelativeDateFormatParser extends AbstractParserWithWordBoundaryChecking_1.AbstractParserWithLeftRightBoundaryChecking {
innerPatternString(context) {
return (`(в минулому|у минулому|на минулому|минулого|на наступному|в наступному|у наступному|наступного|на цьому|в цьому|у цьому|цього)\\s*` +
`(${pattern_1.matchAnyPattern(constants_1.TIME_UNIT_DICTIONARY)})(?=\\s*)`);
}
innerExtract(context, match) {
const modifier = match[MODIFIER_WORD_GROUP].toLowerCase();
const unitWord = match[RELATIVE_WORD_GROUP].toLowerCase();
const timeunit = constants_1.TIME_UNIT_DICTIONARY[unitWord];
if (modifier == "на наступному" ||
modifier == "в наступному" ||
modifier == "у наступному" ||
modifier == "наступного") {
const timeUnits = {};
timeUnits[timeunit] = 1;
return results_1.ParsingComponents.createRelativeFromReference(context.reference, timeUnits);
}
if (modifier == "на минулому" ||
modifier == "в минулому" ||
modifier == "у минулому" ||
modifier == "минулого") {
const timeUnits = {};
timeUnits[timeunit] = -1;
return results_1.ParsingComponents.createRelativeFromReference(context.reference, timeUnits);
}
const components = context.createParsingComponents();
let date = dayjs_1.default(context.reference.instant);
if (timeunit.match(/week/i)) {
date = date.add(-date.get("d"), "d");
components.imply("day", date.date());
components.imply("month", date.month() + 1);
components.imply("year", date.year());
}
else if (timeunit.match(/month/i)) {
date = date.add(-date.date() + 1, "d");
components.imply("day", date.date());
components.assign("year", date.year());
components.assign("month", date.month() + 1);
}
else if (timeunit.match(/year/i)) {
date = date.add(-date.date() + 1, "d");
date = date.add(-date.month(), "month");
components.imply("day", date.date());
components.imply("month", date.month() + 1);
components.assign("year", date.year());
}
return components;
}
}
exports.default = UKRelativeDateFormatParser;
//# sourceMappingURL=UKRelativeDateFormatParser.js.map