mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-09 00:00:00 +01:00
143 lines
3.6 KiB
C++
143 lines
3.6 KiB
C++
/* Common exceptions.
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*
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* Author: Steffen Vogel <post@steffenvogel.de>
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* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <cerrno>
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#include <sstream>
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#include <string>
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#include <system_error>
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#include <utility>
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#include <fmt/core.h>
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#include <jansson.h>
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#include <villas/config.hpp>
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namespace villas {
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class SystemError : public std::system_error {
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public:
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SystemError(const std::string &what)
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: std::system_error(errno, std::system_category(), what) {}
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template <typename... Args>
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SystemError(const std::string &what, Args &&...args)
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: SystemError(fmt::format(what, std::forward<Args>(args)...)) {}
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};
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class RuntimeError : public std::runtime_error {
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public:
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template <typename... Args>
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RuntimeError(const std::string &what, Args &&...args)
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: std::runtime_error(fmt::format(what, std::forward<Args>(args)...)) {}
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};
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class MemoryAllocationError : public RuntimeError {
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public:
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MemoryAllocationError() : RuntimeError("Failed to allocate memory") {}
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};
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class JsonError : public std::runtime_error {
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protected:
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json_error_t error;
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public:
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template <typename... Args>
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JsonError(const json_t *s, const json_error_t &e,
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const std::string &what = std::string(), Args &&...args)
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: std::runtime_error(
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fmt::format("{}: {} in {}:{}:{}",
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fmt::format(what, std::forward<Args>(args)...),
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error.text, error.source, error.line, error.column)),
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error(e) {}
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};
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class ConfigError : public std::runtime_error {
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protected:
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// A setting-id referencing the setting.
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std::string id;
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json_t *setting;
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json_error_t error;
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char *msg;
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std::string getMessage() const {
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std::stringstream ss;
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ss << std::runtime_error::what() << std::endl;
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if (error.position >= 0) {
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ss << std::endl;
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ss << " " << error.text << " in " << error.source << ":" << error.line
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<< ":" << error.column << std::endl;
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}
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ss << std::endl
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<< " Please consult the user documentation for details: " << std::endl;
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ss << " " << docUri();
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ss << std::endl;
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return ss.str();
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}
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public:
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~ConfigError() {
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if (msg)
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free(msg);
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}
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template <typename... Args>
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ConfigError(json_t *s, const std::string &i,
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const std::string &what = "Failed to parse configuration")
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: std::runtime_error(what), id(i), setting(s) {
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error.position = -1;
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msg = strdup(getMessage().c_str());
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}
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template <typename... Args>
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ConfigError(json_t *s, const std::string &i, const std::string &what,
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Args &&...args)
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: std::runtime_error(fmt::format(what, std::forward<Args>(args)...)),
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id(i), setting(s) {
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error.position = -1;
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msg = strdup(getMessage().c_str());
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}
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template <typename... Args>
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ConfigError(json_t *s, const json_error_t &e, const std::string &i,
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const std::string &what = "Failed to parse configuration")
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: std::runtime_error(what), id(i), setting(s), error(e) {
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msg = strdup(getMessage().c_str());
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}
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template <typename... Args>
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ConfigError(json_t *s, const json_error_t &e, const std::string &i,
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const std::string &what, Args &&...args)
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: std::runtime_error(fmt::format(what, std::forward<Args>(args)...)),
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id(i), setting(s), error(e) {
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msg = strdup(getMessage().c_str());
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}
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std::string docUri() const {
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std::string baseUri = "https://villas.fein-aachen.org/doc/jump?";
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return baseUri + id;
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}
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virtual const char *what() const noexcept { return msg; }
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};
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} // namespace villas
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