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author | vitalyisaev <vitalyisaev@yandex-team.com> | 2023-06-29 10:00:50 +0300 |
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committer | vitalyisaev <vitalyisaev@yandex-team.com> | 2023-06-29 10:00:50 +0300 |
commit | 6ffe9e53658409f212834330e13564e4952558f6 (patch) | |
tree | 85b1e00183517648b228aafa7c8fb07f5276f419 /contrib/libs/clang14/include/clang/AST/PrettyPrinter.h | |
parent | 726057070f9c5a91fc10fde0d5024913d10f1ab9 (diff) | |
download | ydb-6ffe9e53658409f212834330e13564e4952558f6.tar.gz |
YQ Connector: support managed ClickHouse
Со стороны dqrun можно обратиться к инстансу коннектора, который работает на streaming стенде, и извлечь данные из облачного CH.
Diffstat (limited to 'contrib/libs/clang14/include/clang/AST/PrettyPrinter.h')
-rw-r--r-- | contrib/libs/clang14/include/clang/AST/PrettyPrinter.h | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/contrib/libs/clang14/include/clang/AST/PrettyPrinter.h b/contrib/libs/clang14/include/clang/AST/PrettyPrinter.h new file mode 100644 index 0000000000..b974854d26 --- /dev/null +++ b/contrib/libs/clang14/include/clang/AST/PrettyPrinter.h @@ -0,0 +1,306 @@ +#pragma once + +#ifdef __GNUC__ +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wunused-parameter" +#endif + +//===--- PrettyPrinter.h - Classes for aiding with AST printing -*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file defines helper types for AST pretty-printing. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_CLANG_AST_PRETTYPRINTER_H +#define LLVM_CLANG_AST_PRETTYPRINTER_H + +#include "clang/Basic/LLVM.h" +#include "clang/Basic/LangOptions.h" + +namespace clang { + +class DeclContext; +class LangOptions; +class Stmt; + +class PrinterHelper { +public: + virtual ~PrinterHelper(); + virtual bool handledStmt(Stmt* E, raw_ostream& OS) = 0; +}; + +/// Callbacks to use to customize the behavior of the pretty-printer. +class PrintingCallbacks { +protected: + ~PrintingCallbacks() = default; + +public: + /// Remap a path to a form suitable for printing. + virtual std::string remapPath(StringRef Path) const { + return std::string(Path); + } + + /// When printing type to be inserted into code in specific context, this + /// callback can be used to avoid printing the redundant part of the + /// qualifier. For example, when inserting code inside namespace foo, we + /// should print bar::SomeType instead of foo::bar::SomeType. + /// To do this, shouldPrintScope should return true on "foo" NamespaceDecl. + /// The printing stops at the first isScopeVisible() == true, so there will + /// be no calls with outer scopes. + virtual bool isScopeVisible(const DeclContext *DC) const { return false; } +}; + +/// Describes how types, statements, expressions, and declarations should be +/// printed. +/// +/// This type is intended to be small and suitable for passing by value. +/// It is very frequently copied. +struct PrintingPolicy { + /// Create a default printing policy for the specified language. + PrintingPolicy(const LangOptions &LO) + : Indentation(2), SuppressSpecifiers(false), + SuppressTagKeyword(LO.CPlusPlus), IncludeTagDefinition(false), + SuppressScope(false), SuppressUnwrittenScope(false), + SuppressInlineNamespace(true), SuppressInitializers(false), + ConstantArraySizeAsWritten(false), AnonymousTagLocations(true), + SuppressStrongLifetime(false), SuppressLifetimeQualifiers(false), + SuppressTemplateArgsInCXXConstructors(false), + SuppressDefaultTemplateArgs(true), Bool(LO.Bool), + Nullptr(LO.CPlusPlus11), Restrict(LO.C99), Alignof(LO.CPlusPlus11), + UnderscoreAlignof(LO.C11), UseVoidForZeroParams(!LO.CPlusPlus), + SplitTemplateClosers(!LO.CPlusPlus11), TerseOutput(false), + PolishForDeclaration(false), Half(LO.Half), + MSWChar(LO.MicrosoftExt && !LO.WChar), IncludeNewlines(true), + MSVCFormatting(false), ConstantsAsWritten(false), + SuppressImplicitBase(false), FullyQualifiedName(false), + PrintCanonicalTypes(false), PrintInjectedClassNameWithArguments(true), + UsePreferredNames(true), AlwaysIncludeTypeForTemplateArgument(false), + CleanUglifiedParameters(false) {} + + /// Adjust this printing policy for cases where it's known that we're + /// printing C++ code (for instance, if AST dumping reaches a C++-only + /// construct). This should not be used if a real LangOptions object is + /// available. + void adjustForCPlusPlus() { + SuppressTagKeyword = true; + Bool = true; + UseVoidForZeroParams = false; + } + + /// The number of spaces to use to indent each line. + unsigned Indentation : 8; + + /// Whether we should suppress printing of the actual specifiers for + /// the given type or declaration. + /// + /// This flag is only used when we are printing declarators beyond + /// the first declarator within a declaration group. For example, given: + /// + /// \code + /// const int *x, *y; + /// \endcode + /// + /// SuppressSpecifiers will be false when printing the + /// declaration for "x", so that we will print "int *x"; it will be + /// \c true when we print "y", so that we suppress printing the + /// "const int" type specifier and instead only print the "*y". + unsigned SuppressSpecifiers : 1; + + /// Whether type printing should skip printing the tag keyword. + /// + /// This is used when printing the inner type of elaborated types, + /// (as the tag keyword is part of the elaborated type): + /// + /// \code + /// struct Geometry::Point; + /// \endcode + unsigned SuppressTagKeyword : 1; + + /// When true, include the body of a tag definition. + /// + /// This is used to place the definition of a struct + /// in the middle of another declaration as with: + /// + /// \code + /// typedef struct { int x, y; } Point; + /// \endcode + unsigned IncludeTagDefinition : 1; + + /// Suppresses printing of scope specifiers. + unsigned SuppressScope : 1; + + /// Suppress printing parts of scope specifiers that are never + /// written, e.g., for anonymous namespaces. + unsigned SuppressUnwrittenScope : 1; + + /// Suppress printing parts of scope specifiers that correspond + /// to inline namespaces, where the name is unambiguous with the specifier + /// removed. + unsigned SuppressInlineNamespace : 1; + + /// Suppress printing of variable initializers. + /// + /// This flag is used when printing the loop variable in a for-range + /// statement. For example, given: + /// + /// \code + /// for (auto x : coll) + /// \endcode + /// + /// SuppressInitializers will be true when printing "auto x", so that the + /// internal initializer constructed for x will not be printed. + unsigned SuppressInitializers : 1; + + /// Whether we should print the sizes of constant array expressions as written + /// in the sources. + /// + /// This flag determines whether array types declared as + /// + /// \code + /// int a[4+10*10]; + /// char a[] = "A string"; + /// \endcode + /// + /// will be printed as written or as follows: + /// + /// \code + /// int a[104]; + /// char a[9] = "A string"; + /// \endcode + unsigned ConstantArraySizeAsWritten : 1; + + /// When printing an anonymous tag name, also print the location of that + /// entity (e.g., "enum <anonymous at t.h:10:5>"). Otherwise, just prints + /// "(anonymous)" for the name. + unsigned AnonymousTagLocations : 1; + + /// When true, suppress printing of the __strong lifetime qualifier in ARC. + unsigned SuppressStrongLifetime : 1; + + /// When true, suppress printing of lifetime qualifier in ARC. + unsigned SuppressLifetimeQualifiers : 1; + + /// When true, suppresses printing template arguments in names of C++ + /// constructors. + unsigned SuppressTemplateArgsInCXXConstructors : 1; + + /// When true, attempt to suppress template arguments that match the default + /// argument for the parameter. + unsigned SuppressDefaultTemplateArgs : 1; + + /// Whether we can use 'bool' rather than '_Bool' (even if the language + /// doesn't actually have 'bool', because, e.g., it is defined as a macro). + unsigned Bool : 1; + + /// Whether we should use 'nullptr' rather than '0' as a null pointer + /// constant. + unsigned Nullptr : 1; + + /// Whether we can use 'restrict' rather than '__restrict'. + unsigned Restrict : 1; + + /// Whether we can use 'alignof' rather than '__alignof'. + unsigned Alignof : 1; + + /// Whether we can use '_Alignof' rather than '__alignof'. + unsigned UnderscoreAlignof : 1; + + /// Whether we should use '(void)' rather than '()' for a function prototype + /// with zero parameters. + unsigned UseVoidForZeroParams : 1; + + /// Whether nested templates must be closed like 'a\<b\<c\> \>' rather than + /// 'a\<b\<c\>\>'. + unsigned SplitTemplateClosers : 1; + + /// Provide a 'terse' output. + /// + /// For example, in this mode we don't print function bodies, class members, + /// declarations inside namespaces etc. Effectively, this should print + /// only the requested declaration. + unsigned TerseOutput : 1; + + /// When true, do certain refinement needed for producing proper declaration + /// tag; such as, do not print attributes attached to the declaration. + /// + unsigned PolishForDeclaration : 1; + + /// When true, print the half-precision floating-point type as 'half' + /// instead of '__fp16' + unsigned Half : 1; + + /// When true, print the built-in wchar_t type as __wchar_t. For use in + /// Microsoft mode when wchar_t is not available. + unsigned MSWChar : 1; + + /// When true, include newlines after statements like "break", etc. + unsigned IncludeNewlines : 1; + + /// Use whitespace and punctuation like MSVC does. In particular, this prints + /// anonymous namespaces as `anonymous namespace' and does not insert spaces + /// after template arguments. + unsigned MSVCFormatting : 1; + + /// Whether we should print the constant expressions as written in the + /// sources. + /// + /// This flag determines whether constants expressions like + /// + /// \code + /// 0x10 + /// 2.5e3 + /// \endcode + /// + /// will be printed as written or as follows: + /// + /// \code + /// 0x10 + /// 2.5e3 + /// \endcode + unsigned ConstantsAsWritten : 1; + + /// When true, don't print the implicit 'self' or 'this' expressions. + unsigned SuppressImplicitBase : 1; + + /// When true, print the fully qualified name of function declarations. + /// This is the opposite of SuppressScope and thus overrules it. + unsigned FullyQualifiedName : 1; + + /// Whether to print types as written or canonically. + unsigned PrintCanonicalTypes : 1; + + /// Whether to print an InjectedClassNameType with template arguments or as + /// written. When a template argument is unnamed, printing it results in + /// invalid C++ code. + unsigned PrintInjectedClassNameWithArguments : 1; + + /// Whether to use C++ template preferred_name attributes when printing + /// templates. + unsigned UsePreferredNames : 1; + + /// Whether to use type suffixes (eg: 1U) on integral non-type template + /// parameters. + unsigned AlwaysIncludeTypeForTemplateArgument : 1; + + /// Whether to strip underscores when printing reserved parameter names. + /// e.g. std::vector<class _Tp> becomes std::vector<class Tp>. + /// This only affects parameter names, and so describes a compatible API. + unsigned CleanUglifiedParameters : 1; + + /// Callbacks to use to allow the behavior of printing to be customized. + const PrintingCallbacks *Callbacks = nullptr; +}; + +} // end namespace clang + +#endif + +#ifdef __GNUC__ +#pragma GCC diagnostic pop +#endif |