"""Uniform JSON error handlers."""
from __future__ import annotations

from flask import Flask, jsonify
from werkzeug.exceptions import HTTPException


def register_error_handlers(app: Flask) -> None:
    @app.errorhandler(HTTPException)
    def handle_http_exception(exc: HTTPException):
        response = jsonify({"error": exc.description})
        response.status_code = exc.code or 500
        return response

    @app.errorhandler(404)
    def handle_404(_exc):
        return jsonify({"error": "Not found"}), 404

    @app.errorhandler(405)
    def handle_405(_exc):
        return jsonify({"error": "Method not allowed"}), 405