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166 lines
5.1 KiB
166 lines
5.1 KiB
/*===-- CIndexDiagnostic.h - Diagnostics C Interface ------------*- C++ -*-===*\
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|* *|
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|* Part of the LLVM Project, under the Apache License v2.0 with LLVM *|
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|* 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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|* *|
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|* Implements the diagnostic functions of the Clang C interface. *|
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|* *|
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\*===----------------------------------------------------------------------===*/
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#ifndef LLVM_CLANG_TOOLS_LIBCLANG_CINDEXDIAGNOSTIC_H
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#define LLVM_CLANG_TOOLS_LIBCLANG_CINDEXDIAGNOSTIC_H
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#include "clang-c/Index.h"
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#include <memory>
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#include <vector>
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#include <assert.h>
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namespace clang {
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class LangOptions;
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class StoredDiagnostic;
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class CXDiagnosticImpl;
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class CXDiagnosticSetImpl {
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std::vector<std::unique_ptr<CXDiagnosticImpl>> Diagnostics;
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const bool IsExternallyManaged;
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public:
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CXDiagnosticSetImpl(bool isManaged = false)
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: IsExternallyManaged(isManaged) {}
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virtual ~CXDiagnosticSetImpl();
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size_t getNumDiagnostics() const {
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return Diagnostics.size();
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}
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CXDiagnosticImpl *getDiagnostic(unsigned i) const {
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assert(i < getNumDiagnostics());
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return Diagnostics[i].get();
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}
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void appendDiagnostic(std::unique_ptr<CXDiagnosticImpl> D);
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bool empty() const {
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return Diagnostics.empty();
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}
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bool isExternallyManaged() const { return IsExternallyManaged; }
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};
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class CXDiagnosticImpl {
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public:
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enum Kind { StoredDiagnosticKind, LoadedDiagnosticKind,
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CustomNoteDiagnosticKind };
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virtual ~CXDiagnosticImpl();
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/// Return the severity of the diagnostic.
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virtual CXDiagnosticSeverity getSeverity() const = 0;
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/// Return the location of the diagnostic.
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virtual CXSourceLocation getLocation() const = 0;
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/// Return the spelling of the diagnostic.
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virtual CXString getSpelling() const = 0;
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/// Return the text for the diagnostic option.
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virtual CXString getDiagnosticOption(CXString *Disable) const = 0;
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/// Return the category of the diagnostic.
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virtual unsigned getCategory() const = 0;
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/// Return the category string of the diagnostic.
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virtual CXString getCategoryText() const = 0;
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/// Return the number of source ranges for the diagnostic.
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virtual unsigned getNumRanges() const = 0;
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/// Return the source ranges for the diagnostic.
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virtual CXSourceRange getRange(unsigned Range) const = 0;
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/// Return the number of FixIts.
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virtual unsigned getNumFixIts() const = 0;
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/// Return the FixIt information (source range and inserted text).
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virtual CXString getFixIt(unsigned FixIt,
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CXSourceRange *ReplacementRange) const = 0;
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Kind getKind() const { return K; }
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CXDiagnosticSetImpl &getChildDiagnostics() {
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return ChildDiags;
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}
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protected:
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CXDiagnosticImpl(Kind k) : K(k) {}
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CXDiagnosticSetImpl ChildDiags;
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void append(std::unique_ptr<CXDiagnosticImpl> D) {
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ChildDiags.appendDiagnostic(std::move(D));
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}
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private:
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Kind K;
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};
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/// The storage behind a CXDiagnostic
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struct CXStoredDiagnostic : public CXDiagnosticImpl {
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const StoredDiagnostic &Diag;
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const LangOptions &LangOpts;
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CXStoredDiagnostic(const StoredDiagnostic &Diag,
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const LangOptions &LangOpts)
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: CXDiagnosticImpl(StoredDiagnosticKind),
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Diag(Diag), LangOpts(LangOpts) { }
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~CXStoredDiagnostic() override {}
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/// Return the severity of the diagnostic.
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CXDiagnosticSeverity getSeverity() const override;
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/// Return the location of the diagnostic.
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CXSourceLocation getLocation() const override;
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/// Return the spelling of the diagnostic.
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CXString getSpelling() const override;
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/// Return the text for the diagnostic option.
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CXString getDiagnosticOption(CXString *Disable) const override;
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/// Return the category of the diagnostic.
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unsigned getCategory() const override;
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/// Return the category string of the diagnostic.
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CXString getCategoryText() const override;
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/// Return the number of source ranges for the diagnostic.
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unsigned getNumRanges() const override;
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/// Return the source ranges for the diagnostic.
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CXSourceRange getRange(unsigned Range) const override;
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/// Return the number of FixIts.
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unsigned getNumFixIts() const override;
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/// Return the FixIt information (source range and inserted text).
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CXString getFixIt(unsigned FixIt,
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CXSourceRange *ReplacementRange) const override;
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static bool classof(const CXDiagnosticImpl *D) {
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return D->getKind() == StoredDiagnosticKind;
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}
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};
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namespace cxdiag {
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CXDiagnosticSetImpl *lazyCreateDiags(CXTranslationUnit TU,
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bool checkIfChanged = false);
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} // end namespace cxdiag
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} // end namespace clang
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#endif
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