Mercurial > octave
view libinterp/parse-tree/pt-except.h @ 31230:6646f2b5a3d1
lcm.m: Emit warnings when results not exact (Bug #32924)
author | Arun Giridhar <arungiridhar@gmail.com> |
---|---|
date | Sat, 17 Sep 2022 04:22:38 -0400 |
parents | 796f54d4ddbf |
children | e88a07dec498 |
line wrap: on
line source
//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_pt_except_h) #define octave_pt_except_h 1 #include "octave-config.h" #include "pt-cmd.h" #include "pt-id.h" #include "pt-walk.h" namespace octave { class comment_list; class tree_statement_list; // Simple exception handling. class tree_try_catch_command : public tree_command { public: tree_try_catch_command (int l = -1, int c = -1) : tree_command (l, c), m_try_code (nullptr), m_catch_code (nullptr), m_expr_id (nullptr), m_lead_comm (nullptr), m_mid_comm (nullptr), m_trail_comm (nullptr) { } tree_try_catch_command (tree_statement_list *tc, tree_statement_list *cc, tree_identifier *id, comment_list *cl = nullptr, comment_list *cm = nullptr, comment_list *ct = nullptr, int l = -1, int c = -1) : tree_command (l, c), m_try_code (tc), m_catch_code (cc), m_expr_id (id), m_lead_comm (cl), m_mid_comm (cm), m_trail_comm (ct) { } // No copying! tree_try_catch_command (const tree_try_catch_command&) = delete; tree_try_catch_command& operator = (const tree_try_catch_command&) = delete; ~tree_try_catch_command (void); tree_identifier * identifier (void) { return m_expr_id; } tree_statement_list * body (void) { return m_try_code; } tree_statement_list * cleanup (void) { return m_catch_code; } comment_list * leading_comment (void) { return m_lead_comm; } comment_list * middle_comment (void) { return m_mid_comm; } comment_list * trailing_comment (void) { return m_trail_comm; } void accept (tree_walker& tw) { tw.visit_try_catch_command (*this); } private: // The first block of code to attempt to execute. tree_statement_list *m_try_code; // The code to execute if an error occurs in the first block. tree_statement_list *m_catch_code; // Identifier to modify. tree_identifier *m_expr_id; // Comment preceding TRY token. comment_list *m_lead_comm; // Comment preceding CATCH token. comment_list *m_mid_comm; // Comment preceding END_TRY_CATCH token. comment_list *m_trail_comm; }; // Simple exception handling. class tree_unwind_protect_command : public tree_command { public: tree_unwind_protect_command (int l = -1, int c = -1) : tree_command (l, c), m_unwind_protect_code (nullptr), m_cleanup_code (nullptr), m_lead_comm (nullptr), m_mid_comm (nullptr), m_trail_comm (nullptr) { } tree_unwind_protect_command (tree_statement_list *tc, tree_statement_list *cc, comment_list *cl = nullptr, comment_list *cm = nullptr, comment_list *ct = nullptr, int l = -1, int c = -1) : tree_command (l, c), m_unwind_protect_code (tc), m_cleanup_code (cc), m_lead_comm (cl), m_mid_comm (cm), m_trail_comm (ct) { } // No copying! tree_unwind_protect_command (const tree_unwind_protect_command&) = delete; tree_unwind_protect_command& operator = (const tree_unwind_protect_command&) = delete; ~tree_unwind_protect_command (void); tree_statement_list * body (void) { return m_unwind_protect_code; } tree_statement_list * cleanup (void) { return m_cleanup_code; } comment_list * leading_comment (void) { return m_lead_comm; } comment_list * middle_comment (void) { return m_mid_comm; } comment_list * trailing_comment (void) { return m_trail_comm; } void accept (tree_walker& tw) { tw.visit_unwind_protect_command (*this); } private: // The first body of code to attempt to execute. tree_statement_list *m_unwind_protect_code; // The body of code to execute no matter what happens in the first // body of code. tree_statement_list *m_cleanup_code; // Comment preceding UNWIND_PROTECT token. comment_list *m_lead_comm; // Comment preceding UNWIND_PROTECT_CLEANUP token. comment_list *m_mid_comm; // Comment preceding END_UNWIND_PROTECT token. comment_list *m_trail_comm; }; } #endif