chrono-node
Version:
A natural language date parser in Javascript
39 lines • 1.53 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const constants_1 = require("../constants");
const pattern_1 = require("../../../utils/pattern");
const AbstractParserWithWordBoundary_1 = require("../../../common/parsers/AbstractParserWithWordBoundary");
const weekdays_1 = require("../../../common/calculation/weekdays");
const PATTERN = new RegExp("(?:(?:\\,|\\(|\\（)\\s*)?" +
"(?:(?:ce)\\s*)?" +
`(${pattern_1.matchAnyPattern(constants_1.WEEKDAY_DICTIONARY)})` +
"(?:\\s*(?:\\,|\\)|\\）))?" +
"(?:\\s*(dernier|prochain)\\s*)?" +
"(?=\\W|\\d|$)", "i");
const WEEKDAY_GROUP = 1;
const POSTFIX_GROUP = 2;
class FRWeekdayParser extends AbstractParserWithWordBoundary_1.AbstractParserWithWordBoundaryChecking {
innerPattern() {
return PATTERN;
}
innerExtract(context, match) {
const dayOfWeek = match[WEEKDAY_GROUP].toLowerCase();
const weekday = constants_1.WEEKDAY_DICTIONARY[dayOfWeek];
if (weekday === undefined) {
return null;
}
let suffix = match[POSTFIX_GROUP];
suffix = suffix || "";
suffix = suffix.toLowerCase();
let modifier = null;
if (suffix == "dernier") {
modifier = "last";
}
else if (suffix == "prochain") {
modifier = "next";
}
return weekdays_1.createParsingComponentsAtWeekday(context.reference, weekday, modifier);
}
}
exports.default = FRWeekdayParser;
//# sourceMappingURL=FRWeekdayParser.js.map