mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 01:52:43 +00:00
50bf303edd
This loosens the connection to the AST interpreter and will allow us to generate SourceRanges for the Bytecode interpreter in the future as well Moves UnrealizedSourceRanges from TracebackFrame to the JS namespace for this
69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedFlyString.h>
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#include <AK/String.h>
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#include <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/Object.h>
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#include <LibJS/SourceRange.h>
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namespace JS {
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struct TracebackFrame {
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DeprecatedFlyString function_name;
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[[nodiscard]] SourceRange const& source_range() const;
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mutable Variant<SourceRange, UnrealizedSourceRange> source_range_storage;
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};
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class Error : public Object {
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JS_OBJECT(Error, Object);
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public:
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static NonnullGCPtr<Error> create(Realm&);
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static NonnullGCPtr<Error> create(Realm&, String message);
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static ThrowCompletionOr<NonnullGCPtr<Error>> create(Realm&, StringView message);
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virtual ~Error() override = default;
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[[nodiscard]] ThrowCompletionOr<String> stack_string(VM&) const;
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ThrowCompletionOr<void> install_error_cause(Value options);
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Vector<TracebackFrame, 32> const& traceback() const { return m_traceback; }
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protected:
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explicit Error(Object& prototype);
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private:
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void populate_stack();
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Vector<TracebackFrame, 32> m_traceback;
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};
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// NOTE: Making these inherit from Error is not required by the spec but
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// our way of implementing the [[ErrorData]] internal slot, which is
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// used in Object.prototype.toString().
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#define DECLARE_NATIVE_ERROR(ClassName, snake_name, PrototypeName, ConstructorName) \
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class ClassName final : public Error { \
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JS_OBJECT(ClassName, Error); \
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\
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public: \
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static NonnullGCPtr<ClassName> create(Realm&); \
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static NonnullGCPtr<ClassName> create(Realm&, String message); \
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static ThrowCompletionOr<NonnullGCPtr<ClassName>> create(Realm&, StringView message); \
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\
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explicit ClassName(Object& prototype); \
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virtual ~ClassName() override = default; \
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};
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#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
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DECLARE_NATIVE_ERROR(ClassName, snake_name, PrototypeName, ConstructorName)
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JS_ENUMERATE_NATIVE_ERRORS
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#undef __JS_ENUMERATE
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}
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