chrono-node
Version:
A natural language date parser in Javascript
139 lines • 5.58 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const dayjs_1 = __importDefault(require("dayjs"));
const AbstractParserWithWordBoundary_1 = require("../../../../common/parsers/AbstractParserWithWordBoundary");
const NOW_GROUP = 1;
const DAY_GROUP_1 = 2;
const TIME_GROUP_1 = 3;
const TIME_GROUP_2 = 4;
const DAY_GROUP_3 = 5;
const TIME_GROUP_3 = 6;
class ZHHansCasualDateParser extends AbstractParserWithWordBoundary_1.AbstractParserWithWordBoundaryChecking {
innerPattern(context) {
return new RegExp("(现在|立(?:刻|即)|即刻)|" +
"(今|明|前|大前|后|大后|昨)(早|晚)|" +
"(上(?:午)|早(?:上)|下(?:午)|晚(?:上)|夜(?:晚)?|中(?:午)|凌(?:晨))|" +
"(今|明|前|大前|后|大后|昨)(?:日|天)" +
"(?:[\\s|,|，]*)" +
"(?:(上(?:午)|早(?:上)|下(?:午)|晚(?:上)|夜(?:晚)?|中(?:午)|凌(?:晨)))?", "i");
}
innerExtract(context, match) {
const index = match.index;
const result = context.createParsingResult(index, match[0]);
const refMoment = dayjs_1.default(context.refDate);
let startMoment = refMoment;
if (match[NOW_GROUP]) {
result.start.imply("hour", refMoment.hour());
result.start.imply("minute", refMoment.minute());
result.start.imply("second", refMoment.second());
result.start.imply("millisecond", refMoment.millisecond());
}
else if (match[DAY_GROUP_1]) {
const day1 = match[DAY_GROUP_1];
const time1 = match[TIME_GROUP_1];
if (day1 == "明") {
if (refMoment.hour() > 1) {
startMoment = startMoment.add(1, "day");
}
}
else if (day1 == "昨") {
startMoment = startMoment.add(-1, "day");
}
else if (day1 == "前") {
startMoment = startMoment.add(-2, "day");
}
else if (day1 == "大前") {
startMoment = startMoment.add(-3, "day");
}
else if (day1 == "后") {
startMoment = startMoment.add(2, "day");
}
else if (day1 == "大后") {
startMoment = startMoment.add(3, "day");
}
if (time1 == "早") {
result.start.imply("hour", 6);
}
else if (time1 == "晚") {
result.start.imply("hour", 22);
result.start.imply("meridiem", 1);
}
}
else if (match[TIME_GROUP_2]) {
const timeString2 = match[TIME_GROUP_2];
const time2 = timeString2[0];
if (time2 == "早" || time2 == "上") {
result.start.imply("hour", 6);
}
else if (time2 == "下") {
result.start.imply("hour", 15);
result.start.imply("meridiem", 1);
}
else if (time2 == "中") {
result.start.imply("hour", 12);
result.start.imply("meridiem", 1);
}
else if (time2 == "夜" || time2 == "晚") {
result.start.imply("hour", 22);
result.start.imply("meridiem", 1);
}
else if (time2 == "凌") {
result.start.imply("hour", 0);
}
}
else if (match[DAY_GROUP_3]) {
const day3 = match[DAY_GROUP_3];
if (day3 == "明") {
if (refMoment.hour() > 1) {
startMoment = startMoment.add(1, "day");
}
}
else if (day3 == "昨") {
startMoment = startMoment.add(-1, "day");
}
else if (day3 == "前") {
startMoment = startMoment.add(-2, "day");
}
else if (day3 == "大前") {
startMoment = startMoment.add(-3, "day");
}
else if (day3 == "后") {
startMoment = startMoment.add(2, "day");
}
else if (day3 == "大后") {
startMoment = startMoment.add(3, "day");
}
const timeString3 = match[TIME_GROUP_3];
if (timeString3) {
const time3 = timeString3[0];
if (time3 == "早" || time3 == "上") {
result.start.imply("hour", 6);
}
else if (time3 == "下") {
result.start.imply("hour", 15);
result.start.imply("meridiem", 1);
}
else if (time3 == "中") {
result.start.imply("hour", 12);
result.start.imply("meridiem", 1);
}
else if (time3 == "夜" || time3 == "晚") {
result.start.imply("hour", 22);
result.start.imply("meridiem", 1);
}
else if (time3 == "凌") {
result.start.imply("hour", 0);
}
}
}
result.start.assign("day", startMoment.date());
result.start.assign("month", startMoment.month() + 1);
result.start.assign("year", startMoment.year());
return result;
}
}
exports.default = ZHHansCasualDateParser;
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