chrono-node
Version:
A natural language date parser in Javascript
83 lines • 3.18 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
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 types_1 = require("../../../types");
const references = __importStar(require("../../../common/casualReferences"));
const PATTERN = /今日|きょう|当日|とうじつ|昨日|きのう|明日|あした|今夜|こんや|今夕|こんゆう|今晩|こんばん|今朝|けさ/i;
function normalizeTextToKanji(text) {
switch (text) {
case "きょう":
return "今日";
case "とうじつ":
return "当日";
case "きのう":
return "昨日";
case "あした":
return "明日";
case "こんや":
return "今夜";
case "こんゆう":
return "今夕";
case "こんばん":
return "今晩";
case "けさ":
return "今朝";
default:
return text;
}
}
class JPCasualDateParser {
pattern() {
return PATTERN;
}
extract(context, match) {
const text = normalizeTextToKanji(match[0]);
const date = dayjs_1.default(context.refDate);
const components = context.createParsingComponents();
switch (text) {
case "昨日":
return references.yesterday(context.reference);
case "明日":
return references.tomorrow(context.reference);
case "今日":
case "当日":
return references.today(context.reference);
}
if (text == "今夜" || text == "今夕" || text == "今晩") {
components.imply("hour", 22);
components.assign("meridiem", types_1.Meridiem.PM);
}
else if (text.match("今朝")) {
components.imply("hour", 6);
components.assign("meridiem", types_1.Meridiem.AM);
}
components.assign("day", date.date());
components.assign("month", date.month() + 1);
components.assign("year", date.year());
return components;
}
}
exports.default = JPCasualDateParser;
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