clang-tools 10.0.0

DefaultArgumentsCallsCheck.cpp
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1 //===--- DefaultArgumentsCallsCheck.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 "DefaultArgumentsCallsCheck.h"
10
11 using namespace clang::ast_matchers;
12
13 namespace clang {
14 namespace tidy {
15 namespace fuchsia {
16
17 void DefaultArgumentsCallsCheck::registerMatchers(MatchFinder *Finder) {
18 // Calling a function which uses default arguments is disallowed.
19 Finder->addMatcher(cxxDefaultArgExpr().bind("stmt"), this);
20 }
21
22 void DefaultArgumentsCallsCheck::check(const MatchFinder::MatchResult &Result) {
23 const auto *S = Result.Nodes.getNodeAs<CXXDefaultArgExpr>("stmt");
24 if (!S)
25 return;
26
27 diag(S->getUsedLocation(),
28 "calling a function that uses a default argument is disallowed");
29 diag(S->getParam()->getBeginLoc(), "default parameter was declared here",
30 DiagnosticIDs::Note);
31 }
32
33 } // namespace fuchsia
34 } // namespace tidy
35 } // namespace clang
clang::ast_matchers
Definition: AbseilMatcher.h:14
DefaultArgumentsCallsCheck.h
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27