a00acbab45
The UtilityFunction ctor was dropping the text argument. Probably for that reason ClangUtilityFunction was setting the parent's member directly instead of deferring to the parent ctor. Also change the signatures to take strings which are std::moved in place.
110 lines
3.6 KiB
C++
110 lines
3.6 KiB
C++
//===-- ClangUtilityFunction.h ----------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGUTILITYFUNCTION_H
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#define LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGUTILITYFUNCTION_H
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#include <map>
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#include <string>
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#include <vector>
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#include "ClangExpressionHelper.h"
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#include "lldb/Expression/UtilityFunction.h"
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#include "lldb/lldb-forward.h"
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#include "lldb/lldb-private.h"
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namespace lldb_private {
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/// \class ClangUtilityFunction ClangUtilityFunction.h
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/// "lldb/Expression/ClangUtilityFunction.h" Encapsulates a single expression
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/// for use with Clang
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///
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/// LLDB uses expressions for various purposes, notably to call functions
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/// and as a backend for the expr command. ClangUtilityFunction encapsulates
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/// a self-contained function meant to be used from other code. Utility
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/// functions can perform error-checking for ClangUserExpressions, or can
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/// simply provide a way to push a function into the target for the debugger
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/// to call later on.
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class ClangUtilityFunction : public UtilityFunction {
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// LLVM RTTI support
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static char ID;
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public:
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bool isA(const void *ClassID) const override {
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return ClassID == &ID || UtilityFunction::isA(ClassID);
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}
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static bool classof(const Expression *obj) { return obj->isA(&ID); }
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/// Constructor
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///
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/// \param[in] text
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/// The text of the function. Must be a full translation unit.
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///
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/// \param[in] name
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/// The name of the function, as used in the text.
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ClangUtilityFunction(ExecutionContextScope &exe_scope, std::string text,
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std::string name);
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~ClangUtilityFunction() override;
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ExpressionTypeSystemHelper *GetTypeSystemHelper() override {
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return &m_type_system_helper;
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}
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ClangExpressionDeclMap *DeclMap() { return m_type_system_helper.DeclMap(); }
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void ResetDeclMap() { m_type_system_helper.ResetDeclMap(); }
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void ResetDeclMap(ExecutionContext &exe_ctx, bool keep_result_in_memory) {
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m_type_system_helper.ResetDeclMap(exe_ctx, keep_result_in_memory);
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}
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bool Install(DiagnosticManager &diagnostic_manager,
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ExecutionContext &exe_ctx) override;
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private:
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class ClangUtilityFunctionHelper : public ClangExpressionHelper {
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public:
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ClangUtilityFunctionHelper() {}
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~ClangUtilityFunctionHelper() override {}
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/// Return the object that the parser should use when resolving external
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/// values. May be NULL if everything should be self-contained.
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ClangExpressionDeclMap *DeclMap() override {
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return m_expr_decl_map_up.get();
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}
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void ResetDeclMap() { m_expr_decl_map_up.reset(); }
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void ResetDeclMap(ExecutionContext &exe_ctx, bool keep_result_in_memory);
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/// Return the object that the parser should allow to access ASTs. May be
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/// nullptr if the ASTs do not need to be transformed.
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///
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/// \param[in] passthrough
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/// The ASTConsumer that the returned transformer should send
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/// the ASTs to after transformation.
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clang::ASTConsumer *
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ASTTransformer(clang::ASTConsumer *passthrough) override {
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return nullptr;
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}
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private:
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std::unique_ptr<ClangExpressionDeclMap> m_expr_decl_map_up;
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};
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/// The map to use when parsing and materializing the expression.
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ClangUtilityFunctionHelper m_type_system_helper;
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};
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} // namespace lldb_private
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#endif // LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGUTILITYFUNCTION_H
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