c697fb7f7c
It is added an INTERNALLIB and not installed. It will be used by kyua. This is a preparatory commit for D24103. Reviewed by: emaste Obtained from: CheriBSD Sponsored by: DARPA
127 lines
3.7 KiB
C++
127 lines
3.7 KiB
C++
// Copyright 2011 Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of Google Inc. nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <cassert>
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#include <lua.hpp>
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#include "c_gate.hpp"
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#include "exceptions.hpp"
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#include "state.ipp"
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/// Constructs a new error with a plain-text message.
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///
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/// \param message The plain-text error message.
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lutok::error::error(const std::string& message) :
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std::runtime_error(message)
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{
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}
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/// Destructor for the error.
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lutok::error::~error(void) throw()
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{
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}
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/// Constructs a new error.
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///
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/// \param api_function_ The name of the API function that caused the error.
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/// \param message The plain-text error message provided by Lua.
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lutok::api_error::api_error(const std::string& api_function_,
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const std::string& message) :
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error(message),
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_api_function(api_function_)
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{
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}
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/// Destructor for the error.
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lutok::api_error::~api_error(void) throw()
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{
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}
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/// Constructs a new api_error with the message on the top of the Lua stack.
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///
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/// \pre There is an error message on the top of the stack.
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/// \post The error message is popped from the stack.
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///
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/// \param state_ The Lua state.
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/// \param api_function_ The name of the Lua API function that caused the error.
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///
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/// \return A new api_error with the popped message.
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lutok::api_error
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lutok::api_error::from_stack(state& state_, const std::string& api_function_)
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{
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lua_State* raw_state = lutok::state_c_gate(state_).c_state();
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assert(lua_isstring(raw_state, -1));
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const std::string message = lua_tostring(raw_state, -1);
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lua_pop(raw_state, 1);
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return lutok::api_error(api_function_, message);
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}
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/// Gets the name of the Lua API function that caused this error.
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///
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/// \return The name of the function.
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const std::string&
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lutok::api_error::api_function(void) const
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{
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return _api_function;
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}
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/// Constructs a new error.
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///
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/// \param filename_ The file that count not be found.
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lutok::file_not_found_error::file_not_found_error(
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const std::string& filename_) :
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error("File '" + filename_ + "' not found"),
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_filename(filename_)
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{
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}
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/// Destructor for the error.
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lutok::file_not_found_error::~file_not_found_error(void) throw()
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{
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}
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/// Gets the name of the file that could not be found.
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///
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/// \return The name of the file.
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const std::string&
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lutok::file_not_found_error::filename(void) const
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{
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return _filename;
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}
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