mirror of https://github.com/Icinga/icinga2.git
1019 lines
23 KiB
Plaintext
1019 lines
23 KiB
Plaintext
%{
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#define YYDEBUG 1
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/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "config/i2-config.hpp"
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#include "config/configitembuilder.hpp"
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#include "config/configtype.hpp"
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#include "config/configcompiler.hpp"
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#include "config/configcompilercontext.hpp"
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#include "config/typerule.hpp"
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#include "config/typerulelist.hpp"
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#include "config/expression.hpp"
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#include "config/applyrule.hpp"
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#include "config/objectrule.hpp"
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#include "base/value.hpp"
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#include "base/utility.hpp"
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#include "base/scriptvariable.hpp"
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#include "base/exception.hpp"
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#include "base/dynamictype.hpp"
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#include "base/configerror.hpp"
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#include <sstream>
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#include <stack>
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#include <boost/foreach.hpp>
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#define YYLTYPE icinga::DebugInfo
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#define YYERROR_VERBOSE
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#define YYLLOC_DEFAULT(Current, Rhs, N) \
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do { \
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if (N) { \
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(Current).Path = YYRHSLOC(Rhs, 1).Path; \
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(Current).FirstLine = YYRHSLOC(Rhs, 1).FirstLine; \
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(Current).FirstColumn = YYRHSLOC(Rhs, 1).FirstColumn; \
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(Current).LastLine = YYRHSLOC(Rhs, N).LastLine; \
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(Current).LastColumn = YYRHSLOC(Rhs, N).LastColumn; \
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} else { \
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(Current).Path = YYRHSLOC(Rhs, 0).Path; \
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(Current).FirstLine = (Current).LastLine = \
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YYRHSLOC(Rhs, 0).LastLine; \
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(Current).FirstColumn = (Current).LastColumn = \
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YYRHSLOC(Rhs, 0).LastColumn; \
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} \
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} while (0)
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#define YY_LOCATION_PRINT(file, loc) \
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do { \
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std::ostringstream msgbuf; \
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msgbuf << loc; \
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std::string str = msgbuf.str(); \
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fputs(str.c_str(), file); \
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} while (0)
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using namespace icinga;
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int ignore_newlines = 0;
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template<typename T>
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static void MakeRBinaryOp(Expression** result, Expression *left, Expression *right, DebugInfo& diLeft, DebugInfo& diRight)
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{
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*result = new T(left, right, DebugInfoRange(diLeft, diRight));
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}
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%}
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%pure-parser
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%locations
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%defines
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%error-verbose
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%parse-param { ConfigCompiler *context }
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%lex-param { void *scanner }
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%union {
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char *text;
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double num;
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icinga::Expression *expr;
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icinga::Value *variant;
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CombinedSetOp csop;
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icinga::TypeSpecifier type;
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std::vector<String> *slist;
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std::vector<Expression *> *elist;
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std::pair<String, Expression *> *cvitem;
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std::map<String, Expression *> *cvlist;
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}
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%token T_NEWLINE "new-line"
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%token <text> T_STRING
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%token <text> T_STRING_ANGLE
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%token <num> T_NUMBER
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%token T_NULL
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%token <text> T_IDENTIFIER
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%token <csop> T_SET "= (T_SET)"
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%token <csop> T_SET_ADD "+= (T_SET_ADD)"
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%token <csop> T_SET_SUBTRACT "-= (T_SET_SUBTRACT)"
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%token <csop> T_SET_MULTIPLY "*= (T_SET_MULTIPLY)"
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%token <csop> T_SET_DIVIDE "/= (T_SET_DIVIDE)"
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%token T_SHIFT_LEFT "<< (T_SHIFT_LEFT)"
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%token T_SHIFT_RIGHT ">> (T_SHIFT_RIGHT)"
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%token T_EQUAL "== (T_EQUAL)"
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%token T_NOT_EQUAL "!= (T_NOT_EQUAL)"
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%token T_IN "in (T_IN)"
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%token T_NOT_IN "!in (T_NOT_IN)"
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%token T_LOGICAL_AND "&& (T_LOGICAL_AND)"
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%token T_LOGICAL_OR "|| (T_LOGICAL_OR)"
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%token T_LESS_THAN_OR_EQUAL "<= (T_LESS_THAN_OR_EQUAL)"
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%token T_GREATER_THAN_OR_EQUAL ">= (T_GREATER_THAN_OR_EQUAL)"
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%token T_PLUS "+ (T_PLUS)"
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%token T_MINUS "- (T_MINUS)"
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%token T_MULTIPLY "* (T_MULTIPLY)"
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%token T_DIVIDE_OP "/ (T_DIVIDE_OP)"
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%token T_BINARY_AND "& (T_BINARY_AND)"
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%token T_BINARY_OR "| (T_BINARY_OR)"
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%token T_LESS_THAN "< (T_LESS_THAN)"
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%token T_GREATER_THAN "> (T_GREATER_THAN)"
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%token T_CONST "const (T_CONST)"
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%token T_LOCAL "local (T_LOCAL)"
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%token T_USE "use (T_USE)"
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%token <type> T_TYPE_DICTIONARY "dictionary (T_TYPE_DICTIONARY)"
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%token <type> T_TYPE_ARRAY "array (T_TYPE_ARRAY)"
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%token <type> T_TYPE_NUMBER "number (T_TYPE_NUMBER)"
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%token <type> T_TYPE_STRING "string (T_TYPE_STRING)"
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%token <type> T_TYPE_SCALAR "scalar (T_TYPE_SCALAR)"
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%token <type> T_TYPE_ANY "any (T_TYPE_ANY)"
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%token <type> T_TYPE_NAME "name (T_TYPE_NAME)"
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%token T_VALIDATOR "%validator (T_VALIDATOR)"
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%token T_REQUIRE "%require (T_REQUIRE)"
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%token T_ATTRIBUTE "%attribute (T_ATTRIBUTE)"
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%token T_TYPE "type (T_TYPE)"
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%token T_OBJECT "object (T_OBJECT)"
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%token T_TEMPLATE "template (T_TEMPLATE)"
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%token T_INCLUDE "include (T_INCLUDE)"
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%token T_INCLUDE_RECURSIVE "include_recursive (T_INCLUDE_RECURSIVE)"
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%token T_LIBRARY "library (T_LIBRARY)"
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%token T_INHERITS "inherits (T_INHERITS)"
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%token T_APPLY "apply (T_APPLY)"
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%token T_TO "to (T_TO)"
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%token T_WHERE "where (T_WHERE)"
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%token T_IMPORT "import (T_IMPORT)"
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%token T_ASSIGN "assign (T_ASSIGN)"
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%token T_IGNORE "ignore (T_IGNORE)"
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%token T_APPLY_FOR "for (T_APPLY_FOR)"
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%token T_FUNCTION "function (T_FUNCTION)"
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%token T_RETURN "return (T_RETURN)"
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%token T_FOR "for (T_FOR)"
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%token T_SIGNAL "signal (T_SIGNAL)"
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%token T_FOLLOWS "=> (T_FOLLOWS)"
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%type <text> identifier
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%type <elist> rterm_items
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%type <elist> rterm_items_inner
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%type <slist> identifier_items
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%type <slist> identifier_items_inner
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%type <elist> indexer
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%type <elist> indexer_items
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%type <expr> indexer_item
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%type <elist> lterm_items
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%type <elist> lterm_items_inner
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%type <variant> typerulelist
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%type <csop> combined_set_op
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%type <type> type
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%type <expr> rterm
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%type <expr> rterm_array
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%type <expr> rterm_scope
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%type <expr> lterm
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%type <expr> object
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%type <expr> apply
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%type <expr> optional_rterm
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%type <text> target_type_specifier
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%type <cvlist> use_specifier
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%type <cvlist> use_specifier_items
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%type <cvitem> use_specifier_item
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%right T_INCLUDE T_INCLUDE_RECURSIVE T_OBJECT T_TEMPLATE T_APPLY T_IMPORT T_ASSIGN T_IGNORE T_WHERE
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%right T_FUNCTION T_SIGNAL T_FOR
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%left T_LOGICAL_OR
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%left T_LOGICAL_AND
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%left T_LOCAL T_RETURN
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%left T_IDENTIFIER
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%left T_SET T_SET_ADD T_SET_SUBTRACT T_SET_MULTIPLY T_SET_DIVIDE
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%left T_BINARY_OR
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%left T_BINARY_AND
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%left T_IN T_NOT_IN
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%nonassoc T_EQUAL T_NOT_EQUAL
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%nonassoc T_LESS_THAN T_LESS_THAN_OR_EQUAL T_GREATER_THAN T_GREATER_THAN_OR_EQUAL
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%left T_SHIFT_LEFT T_SHIFT_RIGHT
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%left T_PLUS T_MINUS
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%left T_MULTIPLY T_DIVIDE_OP
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%right '!' '~'
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%left '.' '(' '['
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%right ';' ','
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%right T_NEWLINE
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%{
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int yylex(YYSTYPE *lvalp, YYLTYPE *llocp, void *scanner);
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void yyerror(YYLTYPE *locp, ConfigCompiler *, const char *err)
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{
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std::ostringstream message;
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message << *locp << ": " << err;
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ConfigCompilerContext::GetInstance()->AddMessage(true, message.str(), *locp);
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}
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int yyparse(ConfigCompiler *context);
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static std::stack<bool> m_Abstract;
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static std::stack<TypeRuleList::Ptr> m_RuleLists;
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static ConfigType::Ptr m_Type;
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static std::stack<bool> m_Apply;
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static std::stack<bool> m_ObjectAssign;
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static std::stack<bool> m_SeenAssign;
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static std::stack<Expression *> m_Assign;
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static std::stack<Expression *> m_Ignore;
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static std::stack<String> m_FKVar;
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static std::stack<String> m_FVVar;
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static std::stack<Expression *> m_FTerm;
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static std::stack<std::vector<Expression *> > m_Expressions;
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Expression *ConfigCompiler::Compile(void)
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{
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m_Abstract = std::stack<bool>();
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m_RuleLists = std::stack<TypeRuleList::Ptr>();
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m_Type.reset();
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m_Apply = std::stack<bool>();
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m_ObjectAssign = std::stack<bool>();
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m_SeenAssign = std::stack<bool>();
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m_Assign = std::stack<Expression *>();
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m_Ignore = std::stack<Expression *>();
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m_FKVar = std::stack<String>();
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m_FVVar = std::stack<String>();
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m_FTerm = std::stack<Expression *>();
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m_Expressions.push(std::vector<Expression *>());
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try {
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yyparse(this);
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DictExpression *expr = new DictExpression(m_Expressions.top());
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m_Expressions.pop();
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expr->MakeInline();
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return expr;
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} catch (const ConfigError& ex) {
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const DebugInfo *di = boost::get_error_info<errinfo_debuginfo>(ex);
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ConfigCompilerContext::GetInstance()->AddMessage(true, ex.what(), di ? *di : DebugInfo());
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} catch (const std::exception& ex) {
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ConfigCompilerContext::GetInstance()->AddMessage(true, DiagnosticInformation(ex));
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}
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m_Expressions.pop();
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return NULL;
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}
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#define scanner (context->GetScanner())
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%}
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%%
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statements: /* empty */
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| statements statement
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;
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statement: type | library | constant
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{ }
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| newlines
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{ }
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| lterm
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{
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m_Expressions.top().push_back($1);
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}
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;
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library: T_LIBRARY T_STRING sep
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{
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context->HandleLibrary($2);
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free($2);
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}
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;
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constant: T_CONST identifier T_SET rterm sep
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{
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VMFrame frame;
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ScriptVariable::Ptr sv = ScriptVariable::Set($2, $4->Evaluate(frame));
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free($2);
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delete $4;
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sv->SetConstant(true);
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}
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;
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identifier: T_IDENTIFIER
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| T_STRING
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{
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$$ = $1;
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}
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;
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type: T_TYPE identifier
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{
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String name = String($2);
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free($2);
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m_Type = ConfigType::GetByName(name);
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if (!m_Type) {
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m_Type = new ConfigType(name, DebugInfoRange(@1, @2));
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m_Type->Register();
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}
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}
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type_inherits_specifier typerulelist sep
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{
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TypeRuleList::Ptr ruleList = *$5;
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delete $5;
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m_Type->GetRuleList()->AddRules(ruleList);
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m_Type->GetRuleList()->AddRequires(ruleList);
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String validator = ruleList->GetValidator();
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if (!validator.IsEmpty())
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m_Type->GetRuleList()->SetValidator(validator);
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}
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;
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typerulelist: '{'
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{
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m_RuleLists.push(new TypeRuleList());
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}
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typerules
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'}'
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{
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$$ = new Value(m_RuleLists.top());
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m_RuleLists.pop();
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}
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;
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typerules: typerules_inner
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| typerules_inner sep
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typerules_inner: /* empty */
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| typerule
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| typerules_inner sep typerule
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;
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typerule: T_REQUIRE T_STRING
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{
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m_RuleLists.top()->AddRequire($2);
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free($2);
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}
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| T_VALIDATOR T_STRING
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{
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m_RuleLists.top()->SetValidator($2);
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free($2);
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}
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| T_ATTRIBUTE type T_STRING
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{
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TypeRule rule($2, String(), $3, TypeRuleList::Ptr(), DebugInfoRange(@1, @3));
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free($3);
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m_RuleLists.top()->AddRule(rule);
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}
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| T_ATTRIBUTE T_TYPE_NAME '(' identifier ')' T_STRING
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{
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TypeRule rule($2, $4, $6, TypeRuleList::Ptr(), DebugInfoRange(@1, @6));
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free($4);
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free($6);
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m_RuleLists.top()->AddRule(rule);
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}
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| T_ATTRIBUTE type T_STRING typerulelist
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{
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TypeRule rule($2, String(), $3, *$4, DebugInfoRange(@1, @4));
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free($3);
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delete $4;
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m_RuleLists.top()->AddRule(rule);
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}
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;
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type_inherits_specifier: /* empty */
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| T_INHERITS identifier
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{
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m_Type->SetParent($2);
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free($2);
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}
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;
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type: T_TYPE_DICTIONARY
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| T_TYPE_ARRAY
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| T_TYPE_NUMBER
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| T_TYPE_STRING
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| T_TYPE_SCALAR
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| T_TYPE_ANY
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| T_TYPE_NAME
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{
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$$ = $1;
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}
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;
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object:
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{
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m_Abstract.push(false);
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m_ObjectAssign.push(true);
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m_SeenAssign.push(false);
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m_Assign.push(NULL);
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m_Ignore.push(NULL);
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}
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object_declaration identifier rterm use_specifier rterm_scope
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{
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m_ObjectAssign.pop();
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bool abstract = m_Abstract.top();
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m_Abstract.pop();
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String type = $3;
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free($3);
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DictExpression *exprl = dynamic_cast<DictExpression *>($6);
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exprl->MakeInline();
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bool seen_assign = m_SeenAssign.top();
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m_SeenAssign.pop();
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Expression *ignore = m_Ignore.top();
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m_Ignore.pop();
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Expression *assign = m_Assign.top();
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m_Assign.pop();
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Expression *filter = NULL;
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if (seen_assign) {
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if (!ObjectRule::IsValidSourceType(type))
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BOOST_THROW_EXCEPTION(ConfigError("object rule 'assign' cannot be used for type '" + type + "'") << errinfo_debuginfo(DebugInfoRange(@2, @3)));
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if (ignore) {
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Expression *rex = new LogicalNegateExpression(ignore, DebugInfoRange(@2, @5));
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filter = new LogicalAndExpression(assign, rex, DebugInfoRange(@2, @5));
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} else
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filter = assign;
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}
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$$ = new ObjectExpression(abstract, type, $4, filter, context->GetZone(), $5, exprl, DebugInfoRange(@2, @5));
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}
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;
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object_declaration: T_OBJECT
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| T_TEMPLATE
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{
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m_Abstract.top() = true;
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}
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identifier_items: identifier_items_inner
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{
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$$ = $1;
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}
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| identifier_items_inner ','
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{
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$$ = $1;
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}
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;
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identifier_items_inner: /* empty */
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{
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$$ = new std::vector<String>();
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}
|
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| identifier
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{
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$$ = new std::vector<String>();
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$$->push_back($1);
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free($1);
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}
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| identifier_items_inner ',' identifier
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{
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if ($1)
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$$ = $1;
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else
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$$ = new std::vector<String>();
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$$->push_back($3);
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free($3);
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}
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;
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indexer: identifier
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{
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$$ = new std::vector<Expression *>();
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$$->push_back(MakeLiteral($1));
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free($1);
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}
|
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| identifier indexer_items
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{
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$$ = $2;
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$$->insert($$->begin(), MakeLiteral($1));
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free($1);
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}
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;
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|
|
indexer_items: indexer_item
|
|
{
|
|
$$ = new std::vector<Expression *>();
|
|
$$->push_back($1);
|
|
}
|
|
| indexer_items indexer_item
|
|
{
|
|
$$ = $1;
|
|
$$->push_back($2);
|
|
}
|
|
;
|
|
|
|
indexer_item: '.' identifier
|
|
{
|
|
$$ = MakeLiteral($2);
|
|
free($2);
|
|
}
|
|
| '[' rterm ']'
|
|
{
|
|
$$ = $2;
|
|
}
|
|
;
|
|
|
|
combined_set_op: T_SET
|
|
| T_SET_ADD
|
|
| T_SET_SUBTRACT
|
|
| T_SET_MULTIPLY
|
|
| T_SET_DIVIDE
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
lterm_items: /* empty */
|
|
{
|
|
$$ = new std::vector<Expression *>();
|
|
}
|
|
| lterm_items_inner
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| lterm_items_inner sep
|
|
{
|
|
$$ = $1;
|
|
}
|
|
|
|
lterm_items_inner: lterm
|
|
{
|
|
$$ = new std::vector<Expression *>();
|
|
$$->push_back($1);
|
|
}
|
|
| lterm_items_inner sep lterm
|
|
{
|
|
if ($1)
|
|
$$ = $1;
|
|
else
|
|
$$ = new std::vector<Expression *>();
|
|
|
|
$$->push_back($3);
|
|
}
|
|
;
|
|
|
|
lterm: T_LOCAL indexer combined_set_op rterm
|
|
{
|
|
$$ = new SetExpression(*$2, $3, $4, true, DebugInfoRange(@1, @4));
|
|
delete $2;
|
|
}
|
|
| indexer combined_set_op rterm
|
|
{
|
|
$$ = new SetExpression(*$1, $2, $3, false, DebugInfoRange(@1, @3));
|
|
delete $1;
|
|
}
|
|
| T_INCLUDE rterm sep
|
|
{
|
|
VMFrame frame;
|
|
$$ = context->HandleInclude($2->Evaluate(frame), false, DebugInfoRange(@1, @2));
|
|
delete $2;
|
|
}
|
|
| T_INCLUDE T_STRING_ANGLE
|
|
{
|
|
$$ = context->HandleInclude($2, true, DebugInfoRange(@1, @2));
|
|
free($2);
|
|
}
|
|
| T_INCLUDE_RECURSIVE rterm
|
|
{
|
|
VMFrame frame;
|
|
$$ = context->HandleIncludeRecursive($2->Evaluate(frame), "*.conf", DebugInfoRange(@1, @2));
|
|
delete $2;
|
|
}
|
|
| T_INCLUDE_RECURSIVE rterm ',' rterm
|
|
{
|
|
VMFrame frame;
|
|
$$ = context->HandleIncludeRecursive($2->Evaluate(frame), $4->Evaluate(frame), DebugInfoRange(@1, @4));
|
|
delete $2;
|
|
delete $4;
|
|
}
|
|
| T_IMPORT rterm
|
|
{
|
|
$$ = new ImportExpression($2, DebugInfoRange(@1, @2));
|
|
}
|
|
| T_ASSIGN T_WHERE rterm
|
|
{
|
|
if ((m_Apply.empty() || !m_Apply.top()) && (m_ObjectAssign.empty() || !m_ObjectAssign.top()))
|
|
BOOST_THROW_EXCEPTION(ConfigError("'assign' keyword not valid in this context."));
|
|
|
|
m_SeenAssign.top() = true;
|
|
|
|
if (m_Assign.top())
|
|
m_Assign.top() = new LogicalOrExpression(m_Assign.top(), $3, DebugInfoRange(@1, @3));
|
|
else
|
|
m_Assign.top() = $3;
|
|
|
|
$$ = MakeLiteral();
|
|
}
|
|
| T_IGNORE T_WHERE rterm
|
|
{
|
|
if ((m_Apply.empty() || !m_Apply.top()) && (m_ObjectAssign.empty() || !m_ObjectAssign.top()))
|
|
BOOST_THROW_EXCEPTION(ConfigError("'ignore' keyword not valid in this context."));
|
|
|
|
if (m_Ignore.top())
|
|
m_Ignore.top() = new LogicalOrExpression(m_Ignore.top(), $3, DebugInfoRange(@1, @3));
|
|
else
|
|
m_Ignore.top() = $3;
|
|
|
|
$$ = MakeLiteral();
|
|
}
|
|
| T_RETURN rterm
|
|
{
|
|
std::vector<Expression *> vname;
|
|
vname.push_back(MakeLiteral("__result"));
|
|
$$ = new SetExpression(vname, OpSetLiteral, $2, false, DebugInfoRange(@1, @2));
|
|
}
|
|
| apply
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| object
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| rterm
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
rterm_items: /* empty */
|
|
{
|
|
$$ = new std::vector<Expression *>();
|
|
}
|
|
| rterm_items_inner
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| rterm_items_inner arraysep
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
rterm_items_inner: rterm
|
|
{
|
|
$$ = new std::vector<Expression *>();
|
|
$$->push_back($1);
|
|
}
|
|
| rterm_items_inner arraysep rterm
|
|
{
|
|
$$ = $1;
|
|
$$->push_back($3);
|
|
}
|
|
;
|
|
|
|
rterm_array: '[' newlines rterm_items newlines ']'
|
|
{
|
|
$$ = new ArrayExpression(*$3, DebugInfoRange(@1, @5));
|
|
delete $3;
|
|
}
|
|
| '[' newlines rterm_items ']'
|
|
{
|
|
$$ = new ArrayExpression(*$3, DebugInfoRange(@1, @4));
|
|
delete $3;
|
|
}
|
|
| '[' rterm_items newlines ']'
|
|
{
|
|
$$ = new ArrayExpression(*$2, DebugInfoRange(@1, @4));
|
|
delete $2;
|
|
}
|
|
| '[' rterm_items ']'
|
|
{
|
|
$$ = new ArrayExpression(*$2, DebugInfoRange(@1, @3));
|
|
delete $2;
|
|
}
|
|
;
|
|
|
|
rterm_scope: '{' newlines lterm_items newlines '}'
|
|
{
|
|
$$ = new DictExpression(*$3, DebugInfoRange(@1, @5));
|
|
delete $3;
|
|
}
|
|
| '{' newlines lterm_items '}'
|
|
{
|
|
$$ = new DictExpression(*$3, DebugInfoRange(@1, @4));
|
|
delete $3;
|
|
}
|
|
| '{' lterm_items newlines '}'
|
|
{
|
|
$$ = new DictExpression(*$2, DebugInfoRange(@1, @4));
|
|
delete $2;
|
|
}
|
|
| '{' lterm_items '}'
|
|
{
|
|
$$ = new DictExpression(*$2, DebugInfoRange(@1, @3));
|
|
delete $2;
|
|
}
|
|
;
|
|
|
|
rterm: T_STRING
|
|
{
|
|
$$ = MakeLiteral($1);
|
|
free($1);
|
|
}
|
|
| T_NUMBER
|
|
{
|
|
$$ = MakeLiteral($1);
|
|
}
|
|
| T_NULL
|
|
{
|
|
$$ = MakeLiteral();
|
|
}
|
|
| rterm '.' T_IDENTIFIER
|
|
{
|
|
$$ = new IndexerExpression($1, MakeLiteral($3), DebugInfoRange(@1, @3));
|
|
free($3);
|
|
}
|
|
| rterm '(' rterm_items ')'
|
|
{
|
|
$$ = new FunctionCallExpression($1, *$3, DebugInfoRange(@1, @4));
|
|
delete $3;
|
|
}
|
|
| T_IDENTIFIER
|
|
{
|
|
$$ = new VariableExpression($1, @1);
|
|
free($1);
|
|
}
|
|
| '!' rterm
|
|
{
|
|
$$ = new LogicalNegateExpression($2, DebugInfoRange(@1, @2));
|
|
}
|
|
| '~' rterm
|
|
{
|
|
$$ = new NegateExpression($2, DebugInfoRange(@1, @2));
|
|
}
|
|
| rterm '[' rterm ']'
|
|
{
|
|
$$ = new IndexerExpression($1, $3, DebugInfoRange(@1, @4));
|
|
}
|
|
| rterm_array
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| rterm_scope
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| '('
|
|
{
|
|
ignore_newlines++;
|
|
}
|
|
rterm ')'
|
|
{
|
|
ignore_newlines--;
|
|
$$ = $3;
|
|
}
|
|
| rterm T_LOGICAL_OR rterm { MakeRBinaryOp<LogicalOrExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_LOGICAL_AND rterm { MakeRBinaryOp<LogicalAndExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_BINARY_OR rterm { MakeRBinaryOp<BinaryOrExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_BINARY_AND rterm { MakeRBinaryOp<BinaryAndExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_IN rterm { MakeRBinaryOp<InExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_NOT_IN rterm { MakeRBinaryOp<NotInExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_EQUAL rterm { MakeRBinaryOp<EqualExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_NOT_EQUAL rterm { MakeRBinaryOp<NotEqualExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_LESS_THAN rterm { MakeRBinaryOp<LessThanExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_LESS_THAN_OR_EQUAL rterm { MakeRBinaryOp<LessThanOrEqualExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_GREATER_THAN rterm { MakeRBinaryOp<GreaterThanExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_GREATER_THAN_OR_EQUAL rterm { MakeRBinaryOp<GreaterThanOrEqualExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_SHIFT_LEFT rterm { MakeRBinaryOp<ShiftLeftExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_SHIFT_RIGHT rterm { MakeRBinaryOp<ShiftRightExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_PLUS rterm { MakeRBinaryOp<AddExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_MINUS rterm { MakeRBinaryOp<SubtractExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_MULTIPLY rterm { MakeRBinaryOp<MultiplyExpression>(&$$, $1, $3, @1, @3); }
|
|
| rterm T_DIVIDE_OP rterm { MakeRBinaryOp<DivideExpression>(&$$, $1, $3, @1, @3); }
|
|
| T_FUNCTION identifier '(' identifier_items ')' use_specifier rterm_scope
|
|
{
|
|
DictExpression *aexpr = dynamic_cast<DictExpression *>($7);
|
|
aexpr->MakeInline();
|
|
|
|
$$ = new FunctionExpression($2, *$4, $6, aexpr, DebugInfoRange(@1, @6));
|
|
free($2);
|
|
delete $4;
|
|
}
|
|
| T_FUNCTION '(' identifier_items ')' use_specifier rterm_scope
|
|
{
|
|
DictExpression *aexpr = dynamic_cast<DictExpression *>($6);
|
|
aexpr->MakeInline();
|
|
|
|
$$ = new FunctionExpression("", *$3, $5, aexpr, DebugInfoRange(@1, @5));
|
|
delete $3;
|
|
}
|
|
| T_SIGNAL identifier T_SET_ADD rterm
|
|
{
|
|
$$ = new SlotExpression($2, $4, DebugInfoRange(@1, @4));
|
|
free($2);
|
|
}
|
|
| T_FOR '(' identifier T_FOLLOWS identifier T_IN rterm ')' rterm_scope
|
|
{
|
|
$$ = new ForExpression($3, $5, $7, $9, DebugInfoRange(@1, @9));
|
|
free($3);
|
|
free($5);
|
|
}
|
|
| T_FOR '(' identifier T_IN rterm ')' rterm_scope
|
|
{
|
|
$$ = new ForExpression($3, "", $5, $7, DebugInfoRange(@1, @7));
|
|
free($3);
|
|
}
|
|
;
|
|
|
|
target_type_specifier: /* empty */
|
|
{
|
|
$$ = strdup("");
|
|
}
|
|
| T_TO identifier
|
|
{
|
|
$$ = $2;
|
|
}
|
|
;
|
|
|
|
use_specifier: /* empty */
|
|
{
|
|
$$ = NULL;
|
|
}
|
|
| T_USE '(' use_specifier_items ')'
|
|
{
|
|
$$ = $3;
|
|
}
|
|
;
|
|
|
|
use_specifier_items: use_specifier_item
|
|
{
|
|
$$ = new std::map<String, Expression *>();
|
|
$$->insert(*$1);
|
|
delete $1;
|
|
}
|
|
| use_specifier_items ',' use_specifier_item
|
|
{
|
|
$$ = $1;
|
|
$$->insert(*$3);
|
|
delete $3;
|
|
}
|
|
;
|
|
|
|
use_specifier_item: identifier
|
|
{
|
|
$$ = new std::pair<String, Expression *>($1, new VariableExpression($1, @1));
|
|
}
|
|
| identifier T_SET rterm
|
|
{
|
|
$$ = new std::pair<String, Expression *>($1, $3);
|
|
}
|
|
;
|
|
|
|
apply_for_specifier: /* empty */
|
|
| T_APPLY_FOR '(' identifier T_FOLLOWS identifier T_IN rterm ')'
|
|
{
|
|
m_FKVar.top() = $3;
|
|
free($3);
|
|
|
|
m_FVVar.top() = $5;
|
|
free($5);
|
|
|
|
m_FTerm.top() = $7;
|
|
}
|
|
| T_APPLY_FOR '(' identifier T_IN rterm ')'
|
|
{
|
|
m_FKVar.top() = $3;
|
|
free($3);
|
|
|
|
m_FVVar.top() = "";
|
|
|
|
m_FTerm.top() = $5;
|
|
}
|
|
;
|
|
|
|
optional_rterm: /* empty */
|
|
{
|
|
$$ = MakeLiteral();
|
|
}
|
|
| rterm
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
apply:
|
|
{
|
|
m_Apply.push(true);
|
|
m_SeenAssign.push(false);
|
|
m_Assign.push(NULL);
|
|
m_Ignore.push(NULL);
|
|
m_FKVar.push("");
|
|
m_FVVar.push("");
|
|
m_FTerm.push(NULL);
|
|
}
|
|
T_APPLY identifier optional_rterm apply_for_specifier target_type_specifier use_specifier rterm_scope
|
|
{
|
|
m_Apply.pop();
|
|
|
|
String type = $3;
|
|
free($3);
|
|
String target = $6;
|
|
free($6);
|
|
|
|
if (!ApplyRule::IsValidSourceType(type))
|
|
BOOST_THROW_EXCEPTION(ConfigError("'apply' cannot be used with type '" + type + "'") << errinfo_debuginfo(DebugInfoRange(@2, @3)));
|
|
|
|
if (!ApplyRule::IsValidTargetType(type, target)) {
|
|
if (target == "") {
|
|
std::vector<String> types = ApplyRule::GetTargetTypes(type);
|
|
String typeNames;
|
|
|
|
for (std::vector<String>::size_type i = 0; i < types.size(); i++) {
|
|
if (typeNames != "") {
|
|
if (i == types.size() - 1)
|
|
typeNames += " or ";
|
|
else
|
|
typeNames += ", ";
|
|
}
|
|
|
|
typeNames += "'" + types[i] + "'";
|
|
}
|
|
|
|
BOOST_THROW_EXCEPTION(ConfigError("'apply' target type is ambiguous (can be one of " + typeNames + "): use 'to' to specify a type") << errinfo_debuginfo(DebugInfoRange(@2, @3)));
|
|
} else
|
|
BOOST_THROW_EXCEPTION(ConfigError("'apply' target type '" + target + "' is invalid") << errinfo_debuginfo(DebugInfoRange(@2, @5)));
|
|
}
|
|
|
|
DictExpression *exprl = dynamic_cast<DictExpression *>($8);
|
|
exprl->MakeInline();
|
|
|
|
// assign && !ignore
|
|
if (!m_SeenAssign.top())
|
|
BOOST_THROW_EXCEPTION(ConfigError("'apply' is missing 'assign'") << errinfo_debuginfo(DebugInfoRange(@2, @3)));
|
|
|
|
m_SeenAssign.pop();
|
|
|
|
Expression *ignore = m_Ignore.top();
|
|
m_Ignore.pop();
|
|
|
|
Expression *assign = m_Assign.top();
|
|
m_Assign.pop();
|
|
|
|
Expression *filter;
|
|
|
|
if (ignore) {
|
|
Expression *rex = new LogicalNegateExpression(ignore, DebugInfoRange(@2, @5));
|
|
|
|
filter = new LogicalAndExpression(assign, rex, DebugInfoRange(@2, @5));
|
|
} else
|
|
filter = assign;
|
|
|
|
String fkvar = m_FKVar.top();
|
|
m_FKVar.pop();
|
|
|
|
String fvvar = m_FVVar.top();
|
|
m_FVVar.pop();
|
|
|
|
Expression *fterm = m_FTerm.top();
|
|
m_FTerm.pop();
|
|
|
|
$$ = new ApplyExpression(type, target, $4, filter, fkvar, fvvar, fterm, $7, exprl, DebugInfoRange(@2, @7));
|
|
}
|
|
;
|
|
|
|
newlines: T_NEWLINE
|
|
| T_NEWLINE newlines
|
|
;
|
|
|
|
/* required separator */
|
|
sep: ',' newlines
|
|
| ','
|
|
| ';' newlines
|
|
| ';'
|
|
| newlines
|
|
;
|
|
|
|
arraysep: ',' newlines
|
|
| ','
|
|
;
|
|
|
|
%%
|