chrono-node
Version:
A natural language date parser in Javascript
65 lines • 2.46 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const AbstractParserWithWordBoundary_1 = require("./AbstractParserWithWordBoundary");
const PATTERN = new RegExp("([0-9]{4})\\-([0-9]{1,2})\\-([0-9]{1,2})" +
"(?:T" +
"([0-9]{1,2}):([0-9]{1,2})" +
"(?:" +
":([0-9]{1,2})(?:\\.(\\d{1,4}))?" +
")?" +
"(?:" +
"Z|([+-]\\d{2}):?(\\d{2})?" +
")?" +
")?" +
"(?=\\W|$)", "i");
const YEAR_NUMBER_GROUP = 1;
const MONTH_NUMBER_GROUP = 2;
const DATE_NUMBER_GROUP = 3;
const HOUR_NUMBER_GROUP = 4;
const MINUTE_NUMBER_GROUP = 5;
const SECOND_NUMBER_GROUP = 6;
const MILLISECOND_NUMBER_GROUP = 7;
const TZD_HOUR_OFFSET_GROUP = 8;
const TZD_MINUTE_OFFSET_GROUP = 9;
class ISOFormatParser extends AbstractParserWithWordBoundary_1.AbstractParserWithWordBoundaryChecking {
innerPattern() {
return PATTERN;
}
innerExtract(context, match) {
const components = {};
components["year"] = parseInt(match[YEAR_NUMBER_GROUP]);
components["month"] = parseInt(match[MONTH_NUMBER_GROUP]);
components["day"] = parseInt(match[DATE_NUMBER_GROUP]);
if (match[HOUR_NUMBER_GROUP] != null) {
components["hour"] = parseInt(match[HOUR_NUMBER_GROUP]);
components["minute"] = parseInt(match[MINUTE_NUMBER_GROUP]);
if (match[SECOND_NUMBER_GROUP] != null) {
components["second"] = parseInt(match[SECOND_NUMBER_GROUP]);
}
if (match[MILLISECOND_NUMBER_GROUP] != null) {
components["millisecond"] = parseInt(match[MILLISECOND_NUMBER_GROUP]);
}
if (match[TZD_HOUR_OFFSET_GROUP] == null) {
components["timezoneOffset"] = 0;
}
else {
const hourOffset = parseInt(match[TZD_HOUR_OFFSET_GROUP]);
let minuteOffset = 0;
if (match[TZD_MINUTE_OFFSET_GROUP] != null) {
minuteOffset = parseInt(match[TZD_MINUTE_OFFSET_GROUP]);
}
let offset = hourOffset * 60;
if (offset < 0) {
offset -= minuteOffset;
}
else {
offset += minuteOffset;
}
components["timezoneOffset"] = offset;
}
}
return components;
}
}
exports.default = ISOFormatParser;
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