@cyanheads/git-mcp-server/dist/utils/parsing/dateParser.js

An MCP (Model Context Protocol) server enabling LLMs and AI agents to interact with Git repositories. Provides tools for comprehensive Git operations including clone, commit, branch, diff, log, status, push, pull, merge, rebase, worktree, tag management,

import * as chrono from "chrono-node";
// Import utils from the main barrel file (logger, ErrorHandler, RequestContext from ../internal/*)
import { logger, ErrorHandler } from "../index.js";
import { BaseErrorCode } from "../../types-global/errors.js"; // Corrected path
export const dateParser = {
    /**
     * Parses a natural language date string and returns detailed parsing results.
     *
     * @param text The natural language date string.
     * @param context The request context for logging and error tracking.
     * @param refDate Optional reference date for parsing relative dates. Defaults to now.
     * @returns An array of chrono.ParsedResult objects, or an empty array if parsing fails.
     * @throws McpError if parsing fails unexpectedly.
     */
    parse: async (text, context, refDate) => {
        const operation = "parseDateStringDetailed";
        const logContext = { ...context, operation, inputText: text, refDate };
        logger.debug(`Attempting detailed parse of date string: "${text}"`, logContext);
        return await ErrorHandler.tryCatch(async () => {
            const results = chrono.parse(text, refDate, { forwardDate: true });
            logger.debug(`Detailed parse of "${text}" resulted in ${results.length} result(s)`, logContext);
            return results;
        }, {
            operation,
            context: logContext,
            input: { text, refDate },
            errorCode: BaseErrorCode.PARSING_ERROR,
        });
    },
    /**
     * Parses a natural language date string into a Date object.
     *
     * @param text The natural language date string (e.g., "tomorrow", "in 5 days", "2024-01-15").
     * @param context The request context for logging and error tracking.
     * @param refDate Optional reference date for parsing relative dates. Defaults to now.
     * @returns A Date object representing the parsed date, or null if parsing fails.
     * @throws McpError if parsing fails unexpectedly.
     */
    parseDate: async (text, context, refDate) => {
        const operation = "parseDateString";
        const logContext = { ...context, operation, inputText: text, refDate };
        logger.debug(`Attempting to parse date string: "${text}"`, logContext);
        return await ErrorHandler.tryCatch(async () => {
            const parsedDate = chrono.parseDate(text, refDate, {
                forwardDate: true,
            });
            if (parsedDate) {
                logger.debug(`Successfully parsed "${text}" to ${parsedDate.toISOString()}`, logContext);
                return parsedDate;
            }
            else {
                logger.warning(`Failed to parse date string: "${text}"`, logContext);
                return null;
            }
        }, {
            operation,
            context: logContext,
            input: { text, refDate },
            errorCode: BaseErrorCode.PARSING_ERROR,
        });
    },
};
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