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https://we.phorge.it/source/arcanist.git
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101 lines
3.2 KiB
C++
Executable file
101 lines
3.2 KiB
C++
Executable file
/*
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* Copyright 2011 Facebook, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <stdint.h>
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#include <deque>
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#include <stack>
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#include <string>
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#include "astnode.hpp"
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class yy_extra_type {
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public:
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yy_extra_type() {
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lineno = 1;
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terminated = false;
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used = false;
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short_tags = true;
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asp_tags = false;
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idx_expr = false;
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include_debug = false;
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expecting_xhp_class_statements = false;
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list_size = 0;
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colon_hack = false;
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pushStack();
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}
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bool short_tags; // `short_open_tag` in php.ini
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bool asp_tags; // `asp_tags` in php.ini
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bool idx_expr; // allow code like `foo()['bar']`
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bool include_debug; // include line numbers and file names in XHP object creation
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size_t first_lineno; // line number before scanning the current token
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size_t lineno; // current line number being scanned.
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std::string error; // description of error (if terminated true)
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bool terminated; // becomes true when the parser terminates with an error
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bool used; // were any XHP-specific extensions found in this code?
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int last_token; // the last token to be returned by the scanner
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int insert_token; // insert this token without reading from buffer
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size_t heredoc_yyleng; // last length of yytext while scannling
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const char* heredoc_data; // where our heredoc data starts
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std::string heredoc_label; // heredoc sentinel label
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std::stack<int> curly_stack; // tokens appearing before a {
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bool expecting_xhp_class_statements; // when we're one level deep in a class
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bool old_expecting_xhp_class_statements; // store old value while inside class method
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bool used_attributes; // did this class use the `attribute` keyword
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unsigned int list_size;
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bool colon_hack;
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xhpast::token_list_t token_list;
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/* Utility functions for checking proper tag closing */
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bool haveTag() {
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return !tag_stack.front().empty();
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}
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const std::string &peekTag() {
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return tag_stack.front().front();
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}
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void pushTag(const std::string &tag) {
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tag_stack.front().push_front(tag);
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}
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void popTag() {
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tag_stack.front().pop_front();
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}
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void pushStack() {
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tag_stack.push_front(std::deque<std::string>());
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}
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void popStack() {
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tag_stack.pop_front();
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}
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protected:
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std::deque<std::deque<std::string> > tag_stack;
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};
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#define YYSTYPE xhpast::Node *
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#define YY_HEADER_EXPORT_START_CONDITIONS
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#define YY_EXTRA_TYPE yy_extra_type*
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#include "parser.yacc.hpp"
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#ifndef FLEX_SCANNER
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#include "scanner.lex.hpp"
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#endif
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int xhpparse(void*, YYSTYPE *);
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void xhp_new_push_state(int s, struct yyguts_t* yyg);
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void xhp_new_pop_state(struct yyguts_t* yyg);
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void xhp_set_state(int s, struct yyguts_t* yyg);
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