chrono-node
Version:
A natural language date parser in Javascript
57 lines • 2.31 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const types_1 = require("../../../types");
const AbstractTimeExpressionParser_1 = require("../../../common/parsers/AbstractTimeExpressionParser");
const constants_1 = require("../constants");
class RUTimeExpressionParser extends AbstractTimeExpressionParser_1.AbstractTimeExpressionParser {
constructor(strictMode) {
super(strictMode);
}
patternFlags() {
return constants_1.REGEX_PARTS.flags;
}
primaryPatternLeftBoundary() {
return `(^|\\s|T|(?:[^\\p{L}\\p{N}_]))`;
}
followingPhase() {
return `\\s*(?:\\-|\\–|\\~|\\〜|до|и|по|\\?)\\s*`;
}
primaryPrefix() {
return `(?:(?:в|с)\\s*)??`;
}
primarySuffix() {
return `(?:\\s*(?:утра|вечера|после полудня))?(?!\\/)${constants_1.REGEX_PARTS.rightBoundary}`;
}
extractPrimaryTimeComponents(context, match) {
const components = super.extractPrimaryTimeComponents(context, match);
if (components) {
if (match[0].endsWith("вечера")) {
const hour = components.get("hour");
if (hour >= 6 && hour < 12) {
components.assign("hour", components.get("hour") + 12);
components.assign("meridiem", types_1.Meridiem.PM);
}
else if (hour < 6) {
components.assign("meridiem", types_1.Meridiem.AM);
}
}
if (match[0].endsWith("после полудня")) {
components.assign("meridiem", types_1.Meridiem.PM);
const hour = components.get("hour");
if (hour >= 0 && hour <= 6) {
components.assign("hour", components.get("hour") + 12);
}
}
if (match[0].endsWith("утра")) {
components.assign("meridiem", types_1.Meridiem.AM);
const hour = components.get("hour");
if (hour < 12) {
components.assign("hour", components.get("hour"));
}
}
}
return components;
}
}
exports.default = RUTimeExpressionParser;
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