261 lines
6.5 KiB
C++
261 lines
6.5 KiB
C++
/*
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__________ ____ ___
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_____ __ _\______ \_____ _______ ______ __________\ \/ /
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/ \| | \ ___/\__ \\_ __ \/ ___// __ \_ __ \ /
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| Y Y \ | / | / __ \| | \/\___ \\ ___/| | \/ \
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|__|_| /____/|____| (____ /__| /____ >\___ >__| /___/\ \
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\/ \/ \/ \/ \_/
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Copyright (C) 2016 Ingo Berg
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All rights reserved.
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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 met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "mpError.h"
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#include "mpIToken.h"
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#include "mpParserMessageProvider.h"
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MUP_NAMESPACE_START
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std::unique_ptr<ParserMessageProviderBase> ParserErrorMsg::m_pInstance;
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const ParserMessageProviderBase& ParserErrorMsg::Instance()
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{
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if (!m_pInstance.get())
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{
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m_pInstance.reset(new ParserMessageProviderEnglish);
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m_pInstance->Init();
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}
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return *m_pInstance;
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}
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void ParserErrorMsg::Reset(ParserMessageProviderBase* pProvider)
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{
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if (pProvider != nullptr)
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{
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m_pInstance.reset(pProvider);
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m_pInstance->Init();
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}
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}
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string_type ParserErrorMsg::GetErrorMsg(EErrorCodes eError) const
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{
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if (!m_pInstance.get())
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return string_type();
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else
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return m_pInstance->GetErrorMsg(eError);
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}
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ParserErrorMsg::~ParserErrorMsg()
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{}
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ParserErrorMsg::ParserErrorMsg()
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{}
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//---------------------------------------------------------------------------
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//
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// Error context
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//
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//---------------------------------------------------------------------------
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/** \brief Constructs an empty Error context structure. */
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ErrorContext::ErrorContext(EErrorCodes a_iErrc, int a_iPos, string_type a_sIdent)
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:Expr()
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, Ident(a_sIdent)
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, Hint()
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, Errc(a_iErrc)
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, Type1(0)
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, Type2(0)
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, Arg(-1)
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, Pos(a_iPos)
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{}
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ErrorContext::ErrorContext(EErrorCodes iErrc, int iPos, string_type sIdent, char_type cType1, char_type cType2, int nArg)
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:Expr()
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, Ident(sIdent)
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, Hint()
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, Errc(iErrc)
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, Type1(cType1)
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, Type2(cType2)
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, Arg(nArg)
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, Pos(iPos)
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{}
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//---------------------------------------------------------------------------
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//
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// ParserError class
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//
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//---------------------------------------------------------------------------
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ParserError::ParserError()
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:m_Err()
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, m_sMsg()
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, m_ErrMsg(ParserErrorMsg::Instance())
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{}
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ParserError::ParserError(const string_type& sMsg, EErrorCodes ec)
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:m_Err()
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,m_sMsg(sMsg)
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,m_ErrMsg(ParserErrorMsg::Instance())
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{
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m_Err.Errc = ec;
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}
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ParserError::ParserError(const ErrorContext& a_Err)
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:m_Err(a_Err)
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, m_sMsg()
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, m_ErrMsg(ParserErrorMsg::Instance())
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{
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m_sMsg = m_ErrMsg.GetErrorMsg(a_Err.Errc);
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}
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ParserError::ParserError(const ParserError& a_Obj)
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:m_Err(a_Obj.m_Err)
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, m_sMsg(a_Obj.m_sMsg)
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, m_ErrMsg(ParserErrorMsg::Instance())
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{}
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ParserError& ParserError::operator=(const ParserError& a_Obj)
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{
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if (this == &a_Obj)
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return *this;
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m_sMsg = a_Obj.m_sMsg;
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m_Err = a_Obj.m_Err;
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return *this;
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}
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/** \brief Replace all occurences of a substring with another string. */
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void ParserError::ReplaceSubString(string_type& sSource,
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const string_type& sFind,
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const string_type& sReplaceWith) const
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{
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string_type sResult;
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string_type::size_type iPos(0), iNext(0);
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for (;;)
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{
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iNext = sSource.find(sFind, iPos);
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sResult.append(sSource, iPos, iNext - iPos);
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if (iNext == string_type::npos)
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break;
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sResult.append(sReplaceWith);
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iPos = iNext + sFind.length();
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}
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sSource.swap(sResult);
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}
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/** \brief Replace all occurences of a substring with another string. */
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void ParserError::ReplaceSubString(string_type& sSource,
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const string_type& sFind,
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int iReplaceWith) const
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{
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stringstream_type stream;
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stream << iReplaceWith;
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ReplaceSubString(sSource, sFind, stream.str());
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}
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/** \brief Replace all occurences of a substring with another string. */
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void ParserError::ReplaceSubString(string_type& sSource,
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const string_type& sFind,
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char_type cReplaceWith) const
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{
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stringstream_type stream;
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stream << cReplaceWith;
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ReplaceSubString(sSource, sFind, stream.str());
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}
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void ParserError::Reset()
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{
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m_sMsg = _T("");
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m_Err = ErrorContext();
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}
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const string_type& ParserError::GetExpr() const
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{
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return m_Err.Expr;
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}
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string_type ParserError::GetMsg() const
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{
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string_type sMsg(m_sMsg);
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ReplaceSubString(sMsg, _T("$EXPR$"), m_Err.Expr);
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ReplaceSubString(sMsg, _T("$IDENT$"), m_Err.Ident);
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ReplaceSubString(sMsg, _T("$POS$"), m_Err.Pos);
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ReplaceSubString(sMsg, _T("$ARG$"), m_Err.Arg);
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ReplaceSubString(sMsg, _T("$TYPE1$"), m_Err.Type1);
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ReplaceSubString(sMsg, _T("$TYPE2$"), m_Err.Type2);
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ReplaceSubString(sMsg, _T("$HINT$"), m_Err.Hint);
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return sMsg;
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}
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ErrorContext& ParserError::GetContext()
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{
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return m_Err;
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}
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/** \brief Return the expression position related to the error.
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If the error is not related to a distinct position this will return -1
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*/
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int ParserError::GetPos() const
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{
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return m_Err.Pos;
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}
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/** \brief Return string related with this token (if available). */
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const string_type& ParserError::GetToken() const
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{
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return m_Err.Ident;
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}
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/** \brief Return the error code. */
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EErrorCodes ParserError::GetCode() const
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{
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return m_Err.Errc;
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}
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} // namespace mu
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