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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/frontend/ParseNodeVerify.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/frontend/ParseNodeVerify.h')
-rw-r--r-- | js/src/frontend/ParseNodeVerify.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/frontend/ParseNodeVerify.h b/js/src/frontend/ParseNodeVerify.h new file mode 100644 index 0000000000..1898e122d4 --- /dev/null +++ b/js/src/frontend/ParseNodeVerify.h @@ -0,0 +1,48 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef frontend_ParseNodeVerify_h +#define frontend_ParseNodeVerify_h + +#include "frontend/SyntaxParseHandler.h" // SyntaxParseHandler::Node + +namespace js { + +class FrontendContext; +class LifoAlloc; + +namespace frontend { + +class ParseNode; + +// In most builds, examine the given ParseNode and crash if it's not +// well-formed. (In late beta and shipping builds of Firefox, this does +// nothing.) +// +// This returns true on success, and false only if we hit the recursion limit. +// If the ParseNode is actually bad, we crash. + +#ifdef DEBUG +[[nodiscard]] extern bool CheckParseTree(FrontendContext* fc, + const LifoAlloc& alloc, ParseNode* pn); +#else +[[nodiscard]] inline bool CheckParseTree(FrontendContext* fc, + const LifoAlloc& alloc, + ParseNode* pn) { + return true; +} +#endif + +[[nodiscard]] inline bool CheckParseTree(FrontendContext* fc, + const LifoAlloc& alloc, + SyntaxParseHandler::Node pn) { + return true; +} + +} /* namespace frontend */ +} /* namespace js */ + +#endif // frontend_ParseNodeVerify_h |