53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
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//===- unittest/Tooling/RecursiveASTVisitorTests/LambdaTemplateParams.cpp -===//
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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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#include "TestVisitor.h"
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using namespace clang;
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namespace {
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// Matches (optional) explicit template parameters.
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class LambdaTemplateParametersVisitor
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: public ExpectedLocationVisitor<LambdaTemplateParametersVisitor> {
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public:
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bool shouldVisitImplicitCode() const { return false; }
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bool VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) {
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EXPECT_FALSE(D->isImplicit());
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Match(D->getName(), D->getBeginLoc());
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return true;
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}
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bool VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D) {
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EXPECT_FALSE(D->isImplicit());
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Match(D->getName(), D->getBeginLoc());
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return true;
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}
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bool VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D) {
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EXPECT_FALSE(D->isImplicit());
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Match(D->getName(), D->getBeginLoc());
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return true;
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}
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};
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TEST(RecursiveASTVisitor, VisitsLambdaExplicitTemplateParameters) {
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LambdaTemplateParametersVisitor Visitor;
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Visitor.ExpectMatch("T", 2, 15);
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Visitor.ExpectMatch("I", 2, 24);
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Visitor.ExpectMatch("TT", 2, 31);
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EXPECT_TRUE(Visitor.runOver(
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"void f() { \n"
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" auto l = []<class T, int I, template<class> class TT>(auto p) { }; \n"
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"}",
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LambdaTemplateParametersVisitor::Lang_CXX2a));
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}
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} // end anonymous namespace
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