chrono-node
Version:
A natural language date parser in Javascript
55 lines • 2.37 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const types_1 = require("../../../types");
const AbstractParserWithWordBoundary_1 = require("../../../common/parsers/AbstractParserWithWordBoundary");
const dates_1 = require("../../../utils/dates");
const DAY_GROUP = 1;
const MOMENT_GROUP = 2;
class NLCasualTimeParser extends AbstractParserWithWordBoundary_1.AbstractParserWithWordBoundaryChecking {
innerPattern() {
return /(deze)?\s*(namiddag|avond|middernacht|ochtend|middag|'s middags|'s avonds|'s ochtends)(?=\W|$)/i;
}
innerExtract(context, match) {
const targetDate = context.refDate;
const component = context.createParsingComponents();
if (match[DAY_GROUP] === "deze") {
component.assign("day", context.refDate.getDate());
component.assign("month", context.refDate.getMonth() + 1);
component.assign("year", context.refDate.getFullYear());
}
switch (match[MOMENT_GROUP].toLowerCase()) {
case "namiddag":
case "'s namiddags":
component.imply("meridiem", types_1.Meridiem.PM);
component.imply("hour", 15);
break;
case "avond":
case "'s avonds'":
component.imply("meridiem", types_1.Meridiem.PM);
component.imply("hour", 20);
break;
case "middernacht":
const nextDay = new Date(targetDate.getTime());
nextDay.setDate(nextDay.getDate() + 1);
(0, dates_1.assignSimilarDate)(component, nextDay);
(0, dates_1.implySimilarTime)(component, nextDay);
component.imply("hour", 0);
component.imply("minute", 0);
component.imply("second", 0);
break;
case "ochtend":
case "'s ochtends":
component.imply("meridiem", types_1.Meridiem.AM);
component.imply("hour", 6);
break;
case "middag":
case "'s middags":
component.imply("meridiem", types_1.Meridiem.AM);
component.imply("hour", 12);
break;
}
return component;
}
}
exports.default = NLCasualTimeParser;
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