clang-tools 10.0.0

NoInternalDependenciesCheck.cpp
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1 //===--- NoInternalDependenciesCheck.cpp - clang-tidy----------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "NoInternalDependenciesCheck.h"
10 #include "AbseilMatcher.h"
11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
13
14 using namespace clang::ast_matchers;
15
16 namespace clang {
17 namespace tidy {
18 namespace abseil {
19
20 void NoInternalDependenciesCheck::registerMatchers(MatchFinder *Finder) {
21 if (!getLangOpts().CPlusPlus)
22 return;
23
24 // TODO: refactor matcher to be configurable or just match on any internal
25 // access from outside the enclosing namespace.
26
27 Finder->addMatcher(
28 nestedNameSpecifierLoc(loc(specifiesNamespace(namespaceDecl(
29 matchesName("internal"),
30 hasParent(namespaceDecl(hasName("absl")))))),
31 unless(isInAbseilFile()))
32 .bind("InternalDep"),
33 this);
34 }
35
36 void NoInternalDependenciesCheck::check(const MatchFinder::MatchResult &Result) {
37 const auto *InternalDependency =
38 Result.Nodes.getNodeAs<NestedNameSpecifierLoc>("InternalDep");
39
40 diag(InternalDependency->getBeginLoc(),
41 "do not reference any 'internal' namespaces; those implementation "
42 "details are reserved to Abseil");
43 }
44
45 } // namespace abseil
46 } // namespace tidy
47 } // namespace clang
clang::ast_matchers
Definition: AbseilMatcher.h:14
AbseilMatcher.h
NoInternalDependenciesCheck.h
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27