159 lines
4.3 KiB
C++
159 lines
4.3 KiB
C++
/**
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* @file lscript_error.h
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* @brief error reporting class and strings
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*
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* $LicenseInfo:firstyear=2002&license=viewergpl$
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*
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* Copyright (c) 2002-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#ifndef LL_LSCRIPT_ERROR_H
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#define LL_LSCRIPT_ERROR_H
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#include "lscript_scope.h"
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typedef enum e_lscript_compile_pass
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{
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LSCP_INVALID,
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LSCP_PRETTY_PRINT,
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LSCP_PRUNE,
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LSCP_SCOPE_PASS1,
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LSCP_SCOPE_PASS2,
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LSCP_TYPE,
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LSCP_RESOURCE,
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LSCP_EMIT_ASSEMBLY,
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LSCP_EMIT_BYTE_CODE,
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LSCP_DETERMINE_HANDLERS,
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LSCP_LIST_BUILD_SIMPLE,
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LSCP_TO_STACK,
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LSCP_BUILD_FUNCTION_ARGS,
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LSCP_EMIT_CIL_ASSEMBLY,
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LSCP_EOF
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} LSCRIPTCompilePass;
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typedef enum e_lscript_prune_type
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{
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LSPRUNE_INVALID,
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LSPRUNE_GLOBAL_VOIDS,
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LSPRUNE_GLOBAL_NON_VOIDS,
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LSPRUNE_EVENTS,
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LSPRUNE_DEAD_CODE,
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LSPRUNE_EOF
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} LSCRIPTPruneType;
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extern S32 gColumn;
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extern S32 gLine;
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extern S32 gInternalColumn;
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extern S32 gInternalLine;
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// used to describe where in the file this piece is
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class LLScriptByteCodeChunk;
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class LLScriptLibData;
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class LLScriptFilePosition
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{
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public:
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LLScriptFilePosition(S32 line, S32 col)
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: mLineNumber(line), mColumnNumber(col), mByteOffset(0), mByteSize(0)
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{
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}
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virtual ~LLScriptFilePosition() {}
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virtual void recurse(LLFILE *fp, S32 tabs, S32 tabsize,
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LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg,
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LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count,
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LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata) = 0;
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virtual S32 getSize() = 0;
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void fdotabs(LLFILE *fp, S32 tabs, S32 tabsize);
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S32 mLineNumber;
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S32 mColumnNumber;
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S32 mByteOffset;
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S32 mByteSize;
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};
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typedef enum e_lscript_warnings
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{
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LSWARN_INVALID,
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LSWARN_DEAD_CODE,
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LSWARN_EOF
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} LSCRIPTWarnings;
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typedef enum e_lscript_errors
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{
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LSERROR_INVALID,
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LSERROR_SYNTAX_ERROR,
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LSERROR_NO_RETURN,
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LSERROR_INVALID_VOID_RETURN,
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LSERROR_INVALID_RETURN,
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LSERROR_STATE_CHANGE_IN_GLOBAL,
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LSERROR_DUPLICATE_NAME,
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LSERROR_UNDEFINED_NAME,
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LSERROR_TYPE_MISMATCH,
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LSERROR_EXPRESSION_ON_LVALUE,
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LSERROR_ASSEMBLE_OUT_OF_MEMORY,
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LSERROR_FUNCTION_TYPE_ERROR,
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LSERROR_VECTOR_METHOD_ERROR,
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LSERROR_NO_LISTS_IN_LISTS,
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LSERROR_NO_UNITIALIZED_VARIABLES_IN_LISTS,
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LSERROR_NEED_NEW_SCOPE,
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LSERROR_CIL_ASSEMBLER_FAILED = 16, // Mono build error.
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LSERROR_BYTECODE_TRANSFORM_FAILED = 17, // Mono build error.
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LSERROR_BYTECODE_VERIFICATION_FAILED, // Mono build error.
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LSERROR_EOF
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} LSCRIPTErrors;
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class LLScriptGenerateErrorText
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{
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public:
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LLScriptGenerateErrorText() { init(); }
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~LLScriptGenerateErrorText() {}
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void init() { mTotalErrors = 0; mTotalWarnings = 0; }
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void writeWarning(LLFILE *fp, LLScriptFilePosition *pos, LSCRIPTWarnings warning);
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void writeWarning(LLFILE *fp, S32 line, S32 col, LSCRIPTWarnings warning);
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void writeError(LLFILE *fp, LLScriptFilePosition *pos, LSCRIPTErrors error);
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void writeError(LLFILE *fp, S32 line, S32 col, LSCRIPTErrors error);
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BOOL getErrors() { return mTotalErrors; }
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BOOL getWarnings() { return mTotalWarnings; }
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S32 mTotalErrors;
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S32 mTotalWarnings;
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};
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std::string getLScriptErrorString(LSCRIPTErrors error);
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extern LLScriptGenerateErrorText gErrorToText;
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#endif
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