/indra/lscript/lscript_compile/lscript_typecheck.h
C++ Header | 118 lines | 59 code | 8 blank | 51 comment | 0 complexity | f03ef39143b46b280e072f6ffa1486cd MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file lscript_typecheck.h
- * @brief typechecks script
- *
- * $LicenseInfo:firstyear=2002&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #ifndef LL_LSCRIPT_TYPECHECK_H
- #define LL_LSCRIPT_TYPECHECK_H
- #include "lscript_error.h"
- LSCRIPTType implicit_casts(LSCRIPTType left_side, LSCRIPTType right_side);
- BOOL legal_casts(LSCRIPTType cast, LSCRIPTType base);
- LSCRIPTType promote(LSCRIPTType left_side, LSCRIPTType right_side);
- BOOL legal_assignment(LSCRIPTType left_side, LSCRIPTType right_side);
- typedef enum e_lscript_expression_types
- {
- LET_NULL,
- LET_ASSIGNMENT,
- LET_ADD_ASSIGN,
- LET_SUB_ASSIGN,
- LET_MUL_ASSIGN,
- LET_DIV_ASSIGN,
- LET_MOD_ASSIGN,
- LET_EQUALITY,
- LET_NOT_EQUALS,
- LET_LESS_EQUALS,
- LET_GREATER_EQUALS,
- LET_LESS_THAN,
- LET_GREATER_THAN,
- LET_PLUS,
- LET_MINUS,
- LET_TIMES,
- LET_DIVIDE,
- LET_MOD,
- LET_BIT_AND,
- LET_BIT_OR,
- LET_BIT_XOR,
- LET_BOOLEAN_AND,
- LET_BOOLEAN_OR,
- LET_PARENTHESIS,
- LET_UNARY_MINUS,
- LET_BOOLEAN_NOT,
- LET_BIT_NOT,
- LET_PRE_INCREMENT,
- LET_PRE_DECREMENT,
- LET_CAST,
- LET_VECTOR_INITIALIZER,
- LET_QUATERNION_INITIALIZER,
- LET_LIST_INITIALIZER,
- LET_LVALUE,
- LET_POST_INCREMENT,
- LET_POST_DECREMENT,
- LET_FUNCTION_CALL,
- LET_CONSTANT,
- LET_FOR_EXPRESSION_LIST,
- LET_FUNC_EXPRESSION_LIST,
- LET_LIST_EXPRESSION_LIST,
- LET_PRINT,
- LET_SHIFT_LEFT,
- LET_SHIFT_RIGHT,
- LET_EOF
- } LSCRIPTExpressionType;
- BOOL legal_binary_expression(LSCRIPTType &result, LSCRIPTType left_side, LSCRIPTType right_side, LSCRIPTExpressionType expression);
- BOOL legal_unary_expression(LSCRIPTType &result, LSCRIPTType left_side, LSCRIPTExpressionType expression);
- void init_supported_expressions(void);
- /*
- LScript automatic type casting
- LST_INTEGER -> LST_INTEGER
- LST_FLOATINGPOINT -> LST_FLOATINGPOINT
- LST_INTEGER -> LST_FLOATINGPOINT
- LST_FLOATINGPOINT -> LST_STRING
- LST_INTEGER -> LST_STRING
- LST_STRING -> LST_STRING
- LST_VECTOR -> LST_STRING
- LST_QUATERNION -> LST_STRING
- LST_LIST -> LST_STRING
- LST_VECTOR -> LST_VECTOR
-
- LST_QUATERNION -> LST_QUATERNION
-
- LST_FLOATINGPOINT -> LST_LIST
- LST_INTEGER -> LST_LIST
- LST_STRING -> LST_LIST
- LST_VECTOR -> LST_LIST
- LST_QUATERNION -> LST_LIST
- LST_LIST -> LST_LIST
- */
- #endif