1 //===- unittest/Format/TokenAnnotatorTest.cpp - Formatting unit tests -----===// 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 "clang/Format/Format.h" 10 11 #include "FormatTestUtils.h" 12 #include "TestLexer.h" 13 #include "gtest/gtest.h" 14 15 namespace clang { 16 namespace format { 17 18 // Not really the equality, but everything we need. 19 static bool operator==(const FormatToken &LHS, 20 const FormatToken &RHS) noexcept { 21 return LHS.Tok.getKind() == RHS.Tok.getKind() && 22 LHS.getType() == RHS.getType(); 23 } 24 25 namespace { 26 27 class TokenAnnotatorTest : public ::testing::Test { 28 protected: 29 TokenList annotate(llvm::StringRef Code, 30 const FormatStyle &Style = getLLVMStyle()) { 31 return TestLexer(Allocator, Buffers, Style).annotate(Code); 32 } 33 llvm::SpecificBumpPtrAllocator<FormatToken> Allocator; 34 std::vector<std::unique_ptr<llvm::MemoryBuffer>> Buffers; 35 }; 36 37 #define EXPECT_TOKEN_KIND(FormatTok, Kind) \ 38 EXPECT_EQ((FormatTok)->Tok.getKind(), Kind) << *(FormatTok) 39 #define EXPECT_TOKEN_TYPE(FormatTok, Type) \ 40 EXPECT_EQ((FormatTok)->getType(), Type) << *(FormatTok) 41 #define EXPECT_TOKEN_PRECEDENCE(FormatTok, Prec) \ 42 EXPECT_EQ((FormatTok)->getPrecedence(), Prec) << *(FormatTok) 43 #define EXPECT_TOKEN(FormatTok, Kind, Type) \ 44 do { \ 45 EXPECT_TOKEN_KIND(FormatTok, Kind); \ 46 EXPECT_TOKEN_TYPE(FormatTok, Type); \ 47 } while (false) 48 49 TEST_F(TokenAnnotatorTest, UnderstandsUsesOfStarAndAmp) { 50 auto Tokens = annotate("auto x = [](const decltype(x) &ptr) {};"); 51 EXPECT_EQ(Tokens.size(), 18u) << Tokens; 52 EXPECT_TOKEN(Tokens[7], tok::kw_decltype, TT_Unknown); 53 EXPECT_TOKEN(Tokens[8], tok::l_paren, TT_TypeDeclarationParen); 54 EXPECT_TOKEN(Tokens[9], tok::identifier, TT_Unknown); 55 EXPECT_TOKEN(Tokens[10], tok::r_paren, TT_TypeDeclarationParen); 56 EXPECT_TOKEN(Tokens[11], tok::amp, TT_PointerOrReference); 57 58 Tokens = annotate("auto x = [](const decltype(x) *ptr) {};"); 59 EXPECT_EQ(Tokens.size(), 18u) << Tokens; 60 EXPECT_TOKEN(Tokens[10], tok::r_paren, TT_TypeDeclarationParen); 61 EXPECT_TOKEN(Tokens[11], tok::star, TT_PointerOrReference); 62 63 Tokens = annotate("#define lambda [](const decltype(x) &ptr) {}"); 64 EXPECT_EQ(Tokens.size(), 17u) << Tokens; 65 EXPECT_TOKEN(Tokens[7], tok::kw_decltype, TT_Unknown); 66 EXPECT_TOKEN(Tokens[8], tok::l_paren, TT_TypeDeclarationParen); 67 EXPECT_TOKEN(Tokens[9], tok::identifier, TT_Unknown); 68 EXPECT_TOKEN(Tokens[10], tok::r_paren, TT_TypeDeclarationParen); 69 EXPECT_TOKEN(Tokens[11], tok::amp, TT_PointerOrReference); 70 71 Tokens = annotate("#define lambda [](const decltype(x) *ptr) {}"); 72 EXPECT_EQ(Tokens.size(), 17u) << Tokens; 73 EXPECT_TOKEN(Tokens[10], tok::r_paren, TT_TypeDeclarationParen); 74 EXPECT_TOKEN(Tokens[11], tok::star, TT_PointerOrReference); 75 76 Tokens = annotate("void f() {\n" 77 " while (p < a && *p == 'a')\n" 78 " p++;\n" 79 "}"); 80 EXPECT_EQ(Tokens.size(), 21u) << Tokens; 81 EXPECT_TOKEN(Tokens[10], tok::ampamp, TT_BinaryOperator); 82 EXPECT_TOKEN(Tokens[11], tok::star, TT_UnaryOperator); 83 84 Tokens = annotate("case *x:"); 85 EXPECT_EQ(Tokens.size(), 5u) << Tokens; 86 EXPECT_TOKEN(Tokens[1], tok::star, TT_UnaryOperator); 87 Tokens = annotate("case &x:"); 88 EXPECT_EQ(Tokens.size(), 5u) << Tokens; 89 EXPECT_TOKEN(Tokens[1], tok::amp, TT_UnaryOperator); 90 91 Tokens = annotate("bool b = 3 == int{3} && true;\n"); 92 EXPECT_EQ(Tokens.size(), 13u) << Tokens; 93 EXPECT_TOKEN(Tokens[9], tok::ampamp, TT_BinaryOperator); 94 95 Tokens = annotate("struct {\n" 96 "} *ptr;"); 97 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 98 EXPECT_TOKEN(Tokens[3], tok::star, TT_PointerOrReference); 99 Tokens = annotate("union {\n" 100 "} *ptr;"); 101 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 102 EXPECT_TOKEN(Tokens[3], tok::star, TT_PointerOrReference); 103 Tokens = annotate("class {\n" 104 "} *ptr;"); 105 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 106 EXPECT_TOKEN(Tokens[3], tok::star, TT_PointerOrReference); 107 108 Tokens = annotate("struct {\n" 109 "} &&ptr = {};"); 110 EXPECT_EQ(Tokens.size(), 10u) << Tokens; 111 EXPECT_TOKEN(Tokens[3], tok::ampamp, TT_PointerOrReference); 112 Tokens = annotate("union {\n" 113 "} &&ptr = {};"); 114 EXPECT_EQ(Tokens.size(), 10u) << Tokens; 115 EXPECT_TOKEN(Tokens[3], tok::ampamp, TT_PointerOrReference); 116 Tokens = annotate("class {\n" 117 "} &&ptr = {};"); 118 EXPECT_EQ(Tokens.size(), 10u) << Tokens; 119 EXPECT_TOKEN(Tokens[3], tok::ampamp, TT_PointerOrReference); 120 Tokens = annotate("int i = int{42} * 2;"); 121 EXPECT_EQ(Tokens.size(), 11u) << Tokens; 122 EXPECT_TOKEN(Tokens[7], tok::star, TT_BinaryOperator); 123 124 Tokens = annotate("delete[] *ptr;"); 125 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 126 EXPECT_TOKEN(Tokens[3], tok::star, TT_UnaryOperator); 127 Tokens = annotate("delete[] **ptr;"); 128 EXPECT_EQ(Tokens.size(), 8u) << Tokens; 129 EXPECT_TOKEN(Tokens[3], tok::star, TT_UnaryOperator); 130 EXPECT_TOKEN(Tokens[4], tok::star, TT_UnaryOperator); 131 Tokens = annotate("delete[] *(ptr);"); 132 EXPECT_EQ(Tokens.size(), 9u) << Tokens; 133 EXPECT_TOKEN(Tokens[3], tok::star, TT_UnaryOperator); 134 135 Tokens = annotate("void f() { void (*fnptr)(char* foo); }"); 136 EXPECT_EQ(Tokens.size(), 18u) << Tokens; 137 EXPECT_TOKEN(Tokens[6], tok::l_paren, TT_FunctionTypeLParen); 138 // FIXME: The star of a function pointer probably makes more sense as 139 // TT_PointerOrReference. 140 EXPECT_TOKEN(Tokens[7], tok::star, TT_UnaryOperator); 141 EXPECT_TOKEN(Tokens[12], tok::star, TT_PointerOrReference); 142 143 Tokens = annotate("void f() { void (*fnptr)(t* foo); }"); 144 EXPECT_EQ(Tokens.size(), 18u) << Tokens; 145 EXPECT_TOKEN(Tokens[6], tok::l_paren, TT_FunctionTypeLParen); 146 EXPECT_TOKEN(Tokens[7], tok::star, TT_UnaryOperator); 147 EXPECT_TOKEN(Tokens[12], tok::star, TT_PointerOrReference); 148 149 Tokens = annotate("if (Foo * Bar / Test)"); 150 ASSERT_EQ(Tokens.size(), 9u) << Tokens; 151 EXPECT_TOKEN(Tokens[3], tok::star, TT_BinaryOperator); 152 153 Tokens = annotate("if (Class* obj {getObj()})"); 154 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 155 EXPECT_TOKEN(Tokens[3], tok::star, TT_PointerOrReference); 156 157 Tokens = annotate("if (Foo* Bar = getObj())"); 158 ASSERT_EQ(Tokens.size(), 11u) << Tokens; 159 EXPECT_TOKEN(Tokens[3], tok::star, TT_PointerOrReference); 160 161 Tokens = annotate("int f3() { return sizeof(Foo&); }"); 162 ASSERT_EQ(Tokens.size(), 14u) << Tokens; 163 EXPECT_TOKEN(Tokens[9], tok::amp, TT_PointerOrReference); 164 165 Tokens = annotate("int f4() { return sizeof(Foo&&); }"); 166 ASSERT_EQ(Tokens.size(), 14u) << Tokens; 167 EXPECT_TOKEN(Tokens[9], tok::ampamp, TT_PointerOrReference); 168 169 Tokens = annotate("void f5() { int f6(Foo&, Bar&); }"); 170 ASSERT_EQ(Tokens.size(), 17u) << Tokens; 171 EXPECT_TOKEN(Tokens[9], tok::amp, TT_PointerOrReference); 172 EXPECT_TOKEN(Tokens[12], tok::amp, TT_PointerOrReference); 173 174 Tokens = annotate("void f7() { int f8(Foo&&, Bar&&); }"); 175 ASSERT_EQ(Tokens.size(), 17u) << Tokens; 176 EXPECT_TOKEN(Tokens[9], tok::ampamp, TT_PointerOrReference); 177 EXPECT_TOKEN(Tokens[12], tok::ampamp, TT_PointerOrReference); 178 179 Tokens = annotate("Type1 &val1 = val2;"); 180 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 181 EXPECT_TOKEN(Tokens[1], tok::amp, TT_PointerOrReference); 182 183 Tokens = annotate("Type1 *val1 = &val2;"); 184 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 185 EXPECT_TOKEN(Tokens[1], tok::star, TT_PointerOrReference); 186 EXPECT_TOKEN(Tokens[4], tok::amp, TT_UnaryOperator); 187 188 Tokens = annotate("val1 & val2;"); 189 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 190 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 191 192 Tokens = annotate("val1 & val2.member;"); 193 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 194 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 195 196 Tokens = annotate("val1 & val2.*member;"); 197 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 198 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 199 200 Tokens = annotate("val1.*member & val2;"); 201 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 202 EXPECT_TOKEN(Tokens[3], tok::amp, TT_BinaryOperator); 203 204 Tokens = annotate("val1 & val2->*member;"); 205 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 206 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 207 208 Tokens = annotate("val1->member & val2;"); 209 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 210 EXPECT_TOKEN(Tokens[3], tok::amp, TT_BinaryOperator); 211 212 Tokens = annotate("val1 & val2 & val3;"); 213 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 214 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 215 EXPECT_TOKEN(Tokens[3], tok::amp, TT_BinaryOperator); 216 217 Tokens = annotate("val1 & val2 // comment\n" 218 " & val3;"); 219 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 220 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 221 EXPECT_TOKEN(Tokens[4], tok::amp, TT_BinaryOperator); 222 223 Tokens = 224 annotate("val1 & val2.member & val3.member() & val4 & val5->member;"); 225 ASSERT_EQ(Tokens.size(), 19u) << Tokens; 226 EXPECT_TOKEN(Tokens[1], tok::amp, TT_BinaryOperator); 227 EXPECT_TOKEN(Tokens[5], tok::amp, TT_BinaryOperator); 228 EXPECT_TOKEN(Tokens[11], tok::amp, TT_BinaryOperator); 229 EXPECT_TOKEN(Tokens[13], tok::amp, TT_BinaryOperator); 230 231 Tokens = annotate("class c {\n" 232 " void func(type &a) { a & member; }\n" 233 " anotherType &member;\n" 234 "}"); 235 ASSERT_EQ(Tokens.size(), 22u) << Tokens; 236 EXPECT_TOKEN(Tokens[7], tok::amp, TT_PointerOrReference); 237 EXPECT_TOKEN(Tokens[12], tok::amp, TT_BinaryOperator); 238 EXPECT_TOKEN(Tokens[17], tok::amp, TT_PointerOrReference); 239 240 Tokens = annotate("struct S {\n" 241 " auto Mem = C & D;\n" 242 "}"); 243 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 244 EXPECT_TOKEN(Tokens[7], tok::amp, TT_BinaryOperator); 245 246 Tokens = 247 annotate("template <typename T> void swap() noexcept(Bar<T> && Foo<T>);"); 248 ASSERT_EQ(Tokens.size(), 23u) << Tokens; 249 EXPECT_TOKEN(Tokens[15], tok::ampamp, TT_BinaryOperator); 250 251 Tokens = annotate("template <typename T> struct S {\n" 252 " explicit(Bar<T> && Foo<T>) S(const S &);\n" 253 "};"); 254 ASSERT_EQ(Tokens.size(), 30u) << Tokens; 255 EXPECT_TOKEN(Tokens[14], tok::ampamp, TT_BinaryOperator); 256 257 Tokens = annotate("template <bool B = C && D> struct S {};"); 258 ASSERT_EQ(Tokens.size(), 15u) << Tokens; 259 EXPECT_TOKEN(Tokens[6], tok::ampamp, TT_BinaryOperator); 260 261 Tokens = annotate("template <typename T, bool B = C && D> struct S {};"); 262 ASSERT_EQ(Tokens.size(), 18u) << Tokens; 263 EXPECT_TOKEN(Tokens[9], tok::ampamp, TT_BinaryOperator); 264 } 265 266 TEST_F(TokenAnnotatorTest, UnderstandsUsesOfPlusAndMinus) { 267 auto Tokens = annotate("x - 0"); 268 ASSERT_EQ(Tokens.size(), 4u) << Tokens; 269 EXPECT_TOKEN(Tokens[1], tok::minus, TT_BinaryOperator); 270 Tokens = annotate("0 + 0"); 271 ASSERT_EQ(Tokens.size(), 4u) << Tokens; 272 EXPECT_TOKEN(Tokens[1], tok::plus, TT_BinaryOperator); 273 Tokens = annotate("x + +0"); 274 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 275 EXPECT_TOKEN(Tokens[2], tok::plus, TT_UnaryOperator); 276 Tokens = annotate("x ? -0 : +0"); 277 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 278 EXPECT_TOKEN(Tokens[2], tok::minus, TT_UnaryOperator); 279 EXPECT_TOKEN(Tokens[5], tok::plus, TT_UnaryOperator); 280 Tokens = annotate("(-0)"); 281 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 282 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 283 Tokens = annotate("0, -0"); 284 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 285 EXPECT_TOKEN(Tokens[2], tok::minus, TT_UnaryOperator); 286 Tokens = annotate("for (; -1;) {\n}"); 287 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 288 EXPECT_TOKEN(Tokens[3], tok::minus, TT_UnaryOperator); 289 Tokens = annotate("x = -1;"); 290 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 291 EXPECT_TOKEN(Tokens[2], tok::minus, TT_UnaryOperator); 292 Tokens = annotate("x[-1]"); 293 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 294 EXPECT_TOKEN(Tokens[2], tok::minus, TT_UnaryOperator); 295 Tokens = annotate("x = {-1};"); 296 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 297 EXPECT_TOKEN(Tokens[3], tok::minus, TT_UnaryOperator); 298 Tokens = annotate("case -x:"); 299 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 300 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 301 Tokens = annotate("co_await -x;"); 302 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 303 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 304 Tokens = annotate("co_return -x;"); 305 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 306 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 307 Tokens = annotate("co_yield -x;"); 308 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 309 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 310 Tokens = annotate("delete -x;"); 311 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 312 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 313 Tokens = annotate("return -x;"); 314 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 315 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 316 Tokens = annotate("throw -x;"); 317 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 318 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 319 Tokens = annotate("sizeof -x"); 320 ASSERT_EQ(Tokens.size(), 4u) << Tokens; 321 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 322 Tokens = annotate("co_await +x;"); 323 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 324 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 325 Tokens = annotate("co_return +x;"); 326 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 327 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 328 Tokens = annotate("co_yield +x;"); 329 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 330 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 331 Tokens = annotate("delete +x;"); 332 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 333 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 334 Tokens = annotate("return +x;"); 335 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 336 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 337 Tokens = annotate("throw +x;"); 338 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 339 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 340 Tokens = annotate("sizeof +x"); 341 ASSERT_EQ(Tokens.size(), 4u) << Tokens; 342 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 343 Tokens = annotate("(int)-x"); 344 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 345 EXPECT_TOKEN(Tokens[3], tok::minus, TT_UnaryOperator); 346 Tokens = annotate("(-x)"); 347 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 348 EXPECT_TOKEN(Tokens[1], tok::minus, TT_UnaryOperator); 349 Tokens = annotate("!+x"); 350 ASSERT_EQ(Tokens.size(), 4u) << Tokens; 351 EXPECT_TOKEN(Tokens[0], tok::exclaim, TT_UnaryOperator); 352 EXPECT_TOKEN(Tokens[1], tok::plus, TT_UnaryOperator); 353 } 354 355 TEST_F(TokenAnnotatorTest, UnderstandsClasses) { 356 auto Tokens = annotate("class C {};"); 357 EXPECT_EQ(Tokens.size(), 6u) << Tokens; 358 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_ClassLBrace); 359 360 Tokens = annotate("const class C {} c;"); 361 EXPECT_EQ(Tokens.size(), 8u) << Tokens; 362 EXPECT_TOKEN(Tokens[3], tok::l_brace, TT_ClassLBrace); 363 364 Tokens = annotate("const class {} c;"); 365 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 366 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_ClassLBrace); 367 368 Tokens = annotate("class [[deprecated(\"\")]] C { int i; };"); 369 EXPECT_EQ(Tokens.size(), 17u) << Tokens; 370 EXPECT_TOKEN(Tokens[10], tok::l_brace, TT_ClassLBrace); 371 } 372 373 TEST_F(TokenAnnotatorTest, UnderstandsStructs) { 374 auto Tokens = annotate("struct S {};"); 375 EXPECT_EQ(Tokens.size(), 6u) << Tokens; 376 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_StructLBrace); 377 } 378 379 TEST_F(TokenAnnotatorTest, UnderstandsUnions) { 380 auto Tokens = annotate("union U {};"); 381 EXPECT_EQ(Tokens.size(), 6u) << Tokens; 382 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_UnionLBrace); 383 384 Tokens = annotate("union U { void f() { return; } };"); 385 EXPECT_EQ(Tokens.size(), 14u) << Tokens; 386 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_UnionLBrace); 387 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_FunctionLBrace); 388 } 389 390 TEST_F(TokenAnnotatorTest, UnderstandsEnums) { 391 auto Tokens = annotate("enum E {};"); 392 EXPECT_EQ(Tokens.size(), 6u) << Tokens; 393 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_EnumLBrace); 394 } 395 396 TEST_F(TokenAnnotatorTest, UnderstandsDefaultedAndDeletedFunctions) { 397 auto Tokens = annotate("auto operator<=>(const T &) const & = default;"); 398 EXPECT_EQ(Tokens.size(), 14u) << Tokens; 399 EXPECT_TOKEN(Tokens[9], tok::amp, TT_PointerOrReference); 400 401 Tokens = annotate("template <typename T> void F(T) && = delete;"); 402 EXPECT_EQ(Tokens.size(), 15u) << Tokens; 403 EXPECT_TOKEN(Tokens[10], tok::ampamp, TT_PointerOrReference); 404 } 405 406 TEST_F(TokenAnnotatorTest, UnderstandsVariables) { 407 auto Tokens = 408 annotate("inline bool var = is_integral_v<int> && is_signed_v<int>;"); 409 EXPECT_EQ(Tokens.size(), 15u) << Tokens; 410 EXPECT_TOKEN(Tokens[8], tok::ampamp, TT_BinaryOperator); 411 } 412 413 TEST_F(TokenAnnotatorTest, UnderstandsVariableTemplates) { 414 auto Tokens = 415 annotate("template <typename T> " 416 "inline bool var = is_integral_v<int> && is_signed_v<int>;"); 417 EXPECT_EQ(Tokens.size(), 20u) << Tokens; 418 EXPECT_TOKEN(Tokens[13], tok::ampamp, TT_BinaryOperator); 419 } 420 421 TEST_F(TokenAnnotatorTest, UnderstandsTemplatesInMacros) { 422 auto Tokens = 423 annotate("#define FOO(typeName) \\\n" 424 " { #typeName, foo<FooType>(new foo<realClass>(#typeName)) }"); 425 ASSERT_EQ(Tokens.size(), 27u) << Tokens; 426 EXPECT_TOKEN(Tokens[11], tok::less, TT_TemplateOpener); 427 EXPECT_TOKEN(Tokens[13], tok::greater, TT_TemplateCloser); 428 EXPECT_TOKEN(Tokens[17], tok::less, TT_TemplateOpener); 429 EXPECT_TOKEN(Tokens[19], tok::greater, TT_TemplateCloser); 430 } 431 432 TEST_F(TokenAnnotatorTest, UnderstandsGreaterAfterTemplateCloser) { 433 auto Tokens = annotate("if (std::tuple_size_v<T> > 0)"); 434 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 435 EXPECT_TOKEN(Tokens[5], tok::less, TT_TemplateOpener); 436 EXPECT_TOKEN(Tokens[7], tok::greater, TT_TemplateCloser); 437 EXPECT_TOKEN(Tokens[8], tok::greater, TT_BinaryOperator); 438 } 439 440 TEST_F(TokenAnnotatorTest, UnderstandsWhitespaceSensitiveMacros) { 441 FormatStyle Style = getLLVMStyle(); 442 Style.WhitespaceSensitiveMacros.push_back("FOO"); 443 444 auto Tokens = annotate("FOO(1+2 )\n", Style); 445 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 446 EXPECT_TOKEN(Tokens[0], tok::identifier, TT_UntouchableMacroFunc); 447 448 Tokens = annotate("FOO(a:b:c)\n", Style); 449 EXPECT_EQ(Tokens.size(), 9u) << Tokens; 450 EXPECT_TOKEN(Tokens[0], tok::identifier, TT_UntouchableMacroFunc); 451 } 452 453 TEST_F(TokenAnnotatorTest, UnderstandsDelete) { 454 auto Tokens = annotate("delete (void *)p;"); 455 EXPECT_EQ(Tokens.size(), 8u) << Tokens; 456 EXPECT_TOKEN(Tokens[4], tok::r_paren, TT_CastRParen); 457 458 Tokens = annotate("delete[] (void *)p;"); 459 EXPECT_EQ(Tokens.size(), 10u) << Tokens; 460 EXPECT_TOKEN(Tokens[6], tok::r_paren, TT_CastRParen); 461 462 Tokens = annotate("delete[] /*comment*/ (void *)p;"); 463 EXPECT_EQ(Tokens.size(), 11u) << Tokens; 464 EXPECT_TOKEN(Tokens[7], tok::r_paren, TT_CastRParen); 465 466 Tokens = annotate("delete[/*comment*/] (void *)p;"); 467 EXPECT_EQ(Tokens.size(), 11u) << Tokens; 468 EXPECT_TOKEN(Tokens[7], tok::r_paren, TT_CastRParen); 469 470 Tokens = annotate("delete/*comment*/[] (void *)p;"); 471 EXPECT_EQ(Tokens.size(), 11u) << Tokens; 472 EXPECT_TOKEN(Tokens[7], tok::r_paren, TT_CastRParen); 473 } 474 475 TEST_F(TokenAnnotatorTest, UnderstandsCasts) { 476 auto Tokens = annotate("(void)p;"); 477 EXPECT_EQ(Tokens.size(), 6u) << Tokens; 478 EXPECT_TOKEN(Tokens[2], tok::r_paren, TT_CastRParen); 479 480 Tokens = annotate("auto x = (Foo)p;"); 481 EXPECT_EQ(Tokens.size(), 9u) << Tokens; 482 EXPECT_TOKEN(Tokens[5], tok::r_paren, TT_CastRParen); 483 484 Tokens = annotate("(std::vector<int>)p;"); 485 EXPECT_EQ(Tokens.size(), 11u) << Tokens; 486 EXPECT_TOKEN(Tokens[7], tok::r_paren, TT_CastRParen); 487 488 Tokens = annotate("return (Foo)p;"); 489 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 490 EXPECT_TOKEN(Tokens[3], tok::r_paren, TT_CastRParen); 491 492 Tokens = annotate("throw (Foo)p;"); 493 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 494 EXPECT_TOKEN(Tokens[3], tok::r_paren, TT_CastRParen); 495 } 496 497 TEST_F(TokenAnnotatorTest, UnderstandsDynamicExceptionSpecifier) { 498 auto Tokens = annotate("void f() throw(int);"); 499 EXPECT_EQ(Tokens.size(), 10u) << Tokens; 500 EXPECT_TOKEN(Tokens[4], tok::kw_throw, TT_Unknown); 501 } 502 503 TEST_F(TokenAnnotatorTest, UnderstandsFunctionRefQualifiers) { 504 auto Tokens = annotate("void f() &;"); 505 EXPECT_EQ(Tokens.size(), 7u) << Tokens; 506 EXPECT_TOKEN(Tokens[4], tok::amp, TT_PointerOrReference); 507 508 Tokens = annotate("void operator=(T) &&;"); 509 EXPECT_EQ(Tokens.size(), 9u) << Tokens; 510 EXPECT_TOKEN(Tokens[6], tok::ampamp, TT_PointerOrReference); 511 512 Tokens = annotate("template <typename T> void f() &;"); 513 EXPECT_EQ(Tokens.size(), 12u) << Tokens; 514 EXPECT_TOKEN(Tokens[9], tok::amp, TT_PointerOrReference); 515 516 Tokens = annotate("template <typename T> void operator=(T) &;"); 517 EXPECT_EQ(Tokens.size(), 14u) << Tokens; 518 EXPECT_TOKEN(Tokens[11], tok::amp, TT_PointerOrReference); 519 } 520 521 TEST_F(TokenAnnotatorTest, UnderstandsOverloadedOperators) { 522 auto Tokens = annotate("x.operator+()"); 523 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 524 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 525 EXPECT_TOKEN(Tokens[3], tok::plus, TT_OverloadedOperator); 526 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 527 Tokens = annotate("x.operator=()"); 528 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 529 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 530 EXPECT_TOKEN(Tokens[3], tok::equal, TT_OverloadedOperator); 531 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 532 Tokens = annotate("x.operator+=()"); 533 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 534 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 535 EXPECT_TOKEN(Tokens[3], tok::plusequal, TT_OverloadedOperator); 536 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 537 Tokens = annotate("x.operator,()"); 538 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 539 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 540 EXPECT_TOKEN(Tokens[3], tok::comma, TT_OverloadedOperator); 541 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 542 Tokens = annotate("x.operator()()"); 543 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 544 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 545 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_OverloadedOperator); 546 EXPECT_TOKEN(Tokens[4], tok::r_paren, TT_OverloadedOperator); 547 EXPECT_TOKEN(Tokens[5], tok::l_paren, TT_OverloadedOperatorLParen); 548 Tokens = annotate("x.operator[]()"); 549 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 550 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 551 // EXPECT_TOKEN(Tokens[3], tok::l_square, TT_OverloadedOperator); 552 // EXPECT_TOKEN(Tokens[4], tok::r_square, TT_OverloadedOperator); 553 EXPECT_TOKEN(Tokens[5], tok::l_paren, TT_OverloadedOperatorLParen); 554 Tokens = annotate("x.operator\"\"_a()"); 555 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 556 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 557 EXPECT_TOKEN(Tokens[3], tok::string_literal, TT_OverloadedOperator); 558 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 559 Tokens = annotate("x.operator\"\" _a()"); 560 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 561 // FIXME 562 // EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 563 EXPECT_TOKEN(Tokens[3], tok::string_literal, TT_OverloadedOperator); 564 EXPECT_TOKEN(Tokens[5], tok::l_paren, TT_OverloadedOperatorLParen); 565 Tokens = annotate("x.operator\"\"if()"); 566 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 567 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 568 EXPECT_TOKEN(Tokens[3], tok::string_literal, TT_OverloadedOperator); 569 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 570 Tokens = annotate("x.operator\"\"s()"); 571 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 572 EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 573 EXPECT_TOKEN(Tokens[3], tok::string_literal, TT_OverloadedOperator); 574 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 575 Tokens = annotate("x.operator\"\" s()"); 576 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 577 // FIXME 578 // EXPECT_TOKEN(Tokens[2], tok::kw_operator, TT_FunctionDeclarationName); 579 EXPECT_TOKEN(Tokens[3], tok::string_literal, TT_OverloadedOperator); 580 EXPECT_TOKEN(Tokens[5], tok::l_paren, TT_OverloadedOperatorLParen); 581 582 Tokens = annotate("int operator+(int);"); 583 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 584 EXPECT_TOKEN(Tokens[1], tok::kw_operator, TT_FunctionDeclarationName); 585 EXPECT_TOKEN(Tokens[2], tok::plus, TT_OverloadedOperator); 586 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_OverloadedOperatorLParen); 587 Tokens = annotate("auto operator=(T&) {}"); 588 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 589 EXPECT_TOKEN(Tokens[1], tok::kw_operator, TT_FunctionDeclarationName); 590 EXPECT_TOKEN(Tokens[2], tok::equal, TT_OverloadedOperator); 591 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_OverloadedOperatorLParen); 592 Tokens = annotate("auto operator()() {}"); 593 ASSERT_EQ(Tokens.size(), 9u) << Tokens; 594 EXPECT_TOKEN(Tokens[1], tok::kw_operator, TT_FunctionDeclarationName); 595 EXPECT_TOKEN(Tokens[2], tok::l_paren, TT_OverloadedOperator); 596 EXPECT_TOKEN(Tokens[3], tok::r_paren, TT_OverloadedOperator); 597 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_OverloadedOperatorLParen); 598 } 599 600 TEST_F(TokenAnnotatorTest, OverloadedOperatorInTemplate) { 601 struct { 602 const char *Text; 603 tok::TokenKind Kind; 604 } Operators[] = {{"+", tok::plus}, 605 {"-", tok::minus}, 606 // FIXME: 607 // {"*", tok::star}, 608 {"/", tok::slash}, 609 {"%", tok::percent}, 610 {"^", tok::caret}, 611 // FIXME: 612 // {"&", tok::amp}, 613 {"|", tok::pipe}, 614 {"~", tok::tilde}, 615 {"!", tok::exclaim}, 616 {"=", tok::equal}, 617 // FIXME: 618 // {"<", tok::less}, 619 {">", tok::greater}, 620 {"+=", tok::plusequal}, 621 {"-=", tok::minusequal}, 622 {"*=", tok::starequal}, 623 {"/=", tok::slashequal}, 624 {"%=", tok::percentequal}, 625 {"^=", tok::caretequal}, 626 {"&=", tok::ampequal}, 627 {"|=", tok::pipeequal}, 628 {"<<", tok::lessless}, 629 {">>", tok::greatergreater}, 630 {">>=", tok::greatergreaterequal}, 631 {"<<=", tok::lesslessequal}, 632 {"==", tok::equalequal}, 633 {"!=", tok::exclaimequal}, 634 {"<=", tok::lessequal}, 635 {">=", tok::greaterequal}, 636 {"<=>", tok::spaceship}, 637 {"&&", tok::ampamp}, 638 {"||", tok::pipepipe}, 639 {"++", tok::plusplus}, 640 {"--", tok::minusminus}, 641 {",", tok::comma}, 642 {"->*", tok::arrowstar}, 643 {"->", tok::arrow}}; 644 645 for (const auto &Operator : Operators) { 646 std::string Input("C<&operator"); 647 Input += Operator.Text; 648 Input += " > a;"; 649 auto Tokens = annotate(std::string(Input)); 650 ASSERT_EQ(Tokens.size(), 9u) << Tokens; 651 EXPECT_TOKEN(Tokens[1], tok::less, TT_TemplateOpener); 652 EXPECT_TOKEN(Tokens[4], Operator.Kind, TT_OverloadedOperator); 653 EXPECT_TOKEN(Tokens[5], tok::greater, TT_TemplateCloser); 654 } 655 656 auto Tokens = annotate("C<&operator< <X>> lt;"); 657 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 658 EXPECT_TOKEN(Tokens[1], tok::less, TT_TemplateOpener); 659 EXPECT_TOKEN(Tokens[4], tok::less, TT_OverloadedOperator); 660 EXPECT_TOKEN(Tokens[5], tok::less, TT_TemplateOpener); 661 EXPECT_TOKEN(Tokens[7], tok::greater, TT_TemplateCloser); 662 EXPECT_TOKEN(Tokens[8], tok::greater, TT_TemplateCloser); 663 } 664 665 TEST_F(TokenAnnotatorTest, UnderstandsRequiresClausesAndConcepts) { 666 auto Tokens = annotate("template <typename T>\n" 667 "concept C = (Foo && Bar) && (Bar && Baz);"); 668 669 ASSERT_EQ(Tokens.size(), 21u) << Tokens; 670 EXPECT_TOKEN(Tokens[10], tok::ampamp, TT_BinaryOperator); 671 EXPECT_TOKEN(Tokens[13], tok::ampamp, TT_BinaryOperator); 672 EXPECT_TOKEN(Tokens[16], tok::ampamp, TT_BinaryOperator); 673 674 Tokens = annotate("template <typename T>\n" 675 "concept C = Foo && !Bar;"); 676 677 ASSERT_EQ(Tokens.size(), 14u) << Tokens; 678 EXPECT_TOKEN(Tokens[9], tok::ampamp, TT_BinaryOperator); 679 EXPECT_TOKEN(Tokens[10], tok::exclaim, TT_UnaryOperator); 680 681 Tokens = annotate("template <typename T>\n" 682 "concept C = requires(T t) {\n" 683 " { t.foo() };\n" 684 "} && Bar<T> && Baz<T>;"); 685 ASSERT_EQ(Tokens.size(), 35u) << Tokens; 686 EXPECT_TOKEN(Tokens[8], tok::kw_requires, TT_RequiresExpression); 687 EXPECT_TOKEN(Tokens[9], tok::l_paren, TT_RequiresExpressionLParen); 688 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_RequiresExpressionLBrace); 689 EXPECT_TOKEN(Tokens[23], tok::ampamp, TT_BinaryOperator); 690 EXPECT_TOKEN(Tokens[28], tok::ampamp, TT_BinaryOperator); 691 692 Tokens = annotate("template<typename T>\n" 693 "requires C1<T> && (C21<T> || C22<T> && C2e<T>) && C3<T>\n" 694 "struct Foo;"); 695 ASSERT_EQ(Tokens.size(), 36u) << Tokens; 696 EXPECT_TOKEN(Tokens[5], tok::kw_requires, TT_RequiresClause); 697 EXPECT_TOKEN(Tokens[6], tok::identifier, TT_Unknown); 698 EXPECT_EQ(Tokens[6]->FakeLParens.size(), 1u); 699 EXPECT_TOKEN(Tokens[10], tok::ampamp, TT_BinaryOperator); 700 EXPECT_TOKEN(Tokens[16], tok::pipepipe, TT_BinaryOperator); 701 EXPECT_TOKEN(Tokens[21], tok::ampamp, TT_BinaryOperator); 702 EXPECT_TOKEN(Tokens[27], tok::ampamp, TT_BinaryOperator); 703 EXPECT_TOKEN(Tokens[31], tok::greater, TT_TemplateCloser); 704 EXPECT_EQ(Tokens[31]->FakeRParens, 1u); 705 EXPECT_TRUE(Tokens[31]->ClosesRequiresClause); 706 707 Tokens = 708 annotate("template<typename T>\n" 709 "requires (C1<T> && (C21<T> || C22<T> && C2e<T>) && C3<T>)\n" 710 "struct Foo;"); 711 ASSERT_EQ(Tokens.size(), 38u) << Tokens; 712 EXPECT_TOKEN(Tokens[5], tok::kw_requires, TT_RequiresClause); 713 EXPECT_TOKEN(Tokens[7], tok::identifier, TT_Unknown); 714 EXPECT_EQ(Tokens[7]->FakeLParens.size(), 1u); 715 EXPECT_TOKEN(Tokens[11], tok::ampamp, TT_BinaryOperator); 716 EXPECT_TOKEN(Tokens[17], tok::pipepipe, TT_BinaryOperator); 717 EXPECT_TOKEN(Tokens[22], tok::ampamp, TT_BinaryOperator); 718 EXPECT_TOKEN(Tokens[28], tok::ampamp, TT_BinaryOperator); 719 EXPECT_TOKEN(Tokens[32], tok::greater, TT_TemplateCloser); 720 EXPECT_EQ(Tokens[32]->FakeRParens, 1u); 721 EXPECT_TOKEN(Tokens[33], tok::r_paren, TT_Unknown); 722 EXPECT_TRUE(Tokens[33]->ClosesRequiresClause); 723 724 Tokens = annotate("template <typename T>\n" 725 "void foo(T) noexcept requires Bar<T>;"); 726 ASSERT_EQ(Tokens.size(), 18u) << Tokens; 727 EXPECT_TOKEN(Tokens[11], tok::kw_requires, TT_RequiresClause); 728 729 Tokens = annotate("template <typename T>\n" 730 "requires Bar<T> || Baz<T>\n" 731 "auto foo(T) -> int;"); 732 ASSERT_EQ(Tokens.size(), 24u) << Tokens; 733 EXPECT_TOKEN(Tokens[5], tok::kw_requires, TT_RequiresClause); 734 EXPECT_EQ(Tokens[11]->FakeLParens.size(), 0u); 735 EXPECT_TRUE(Tokens[14]->ClosesRequiresClause); 736 EXPECT_TOKEN(Tokens[20], tok::arrow, TT_TrailingReturnArrow); 737 738 Tokens = annotate("template <typename T>\n" 739 "requires Bar<T>\n" 740 "bool foo(T) { return false; }"); 741 ASSERT_EQ(Tokens.size(), 21u) << Tokens; 742 EXPECT_TOKEN(Tokens[5], tok::kw_requires, TT_RequiresClause); 743 EXPECT_TRUE(Tokens[9]->ClosesRequiresClause); 744 EXPECT_TOKEN(Tokens[11], tok::identifier, TT_FunctionDeclarationName); 745 746 Tokens = annotate("template <typename T>\n" 747 "requires Bar<T>\n" 748 "decltype(auto) foo(T) { return false; }"); 749 ASSERT_EQ(Tokens.size(), 24u) << Tokens; 750 EXPECT_TOKEN(Tokens[5], tok::kw_requires, TT_RequiresClause); 751 EXPECT_TRUE(Tokens[9]->ClosesRequiresClause); 752 EXPECT_TOKEN(Tokens[14], tok::identifier, TT_FunctionDeclarationName); 753 754 Tokens = annotate("template <typename T>\n" 755 "struct S {\n" 756 " void foo() const requires Bar<T>;\n" 757 " void bar() const & requires Baz<T>;\n" 758 " void bar() && requires Baz2<T>;\n" 759 " void baz() const & noexcept requires Baz<T>;\n" 760 " void baz() && noexcept requires Baz2<T>;\n" 761 "};\n" 762 "\n" 763 "void S::bar() const & requires Baz<T> { }"); 764 ASSERT_EQ(Tokens.size(), 85u) << Tokens; 765 EXPECT_TOKEN(Tokens[13], tok::kw_requires, TT_RequiresClause); 766 EXPECT_TOKEN(Tokens[24], tok::amp, TT_PointerOrReference); 767 EXPECT_TOKEN(Tokens[25], tok::kw_requires, TT_RequiresClause); 768 EXPECT_TOKEN(Tokens[35], tok::ampamp, TT_PointerOrReference); 769 EXPECT_TOKEN(Tokens[36], tok::kw_requires, TT_RequiresClause); 770 EXPECT_TOKEN(Tokens[47], tok::amp, TT_PointerOrReference); 771 EXPECT_TOKEN(Tokens[49], tok::kw_requires, TT_RequiresClause); 772 EXPECT_TOKEN(Tokens[59], tok::ampamp, TT_PointerOrReference); 773 EXPECT_TOKEN(Tokens[61], tok::kw_requires, TT_RequiresClause); 774 EXPECT_TOKEN(Tokens[76], tok::amp, TT_PointerOrReference); 775 EXPECT_TOKEN(Tokens[77], tok::kw_requires, TT_RequiresClause); 776 777 Tokens = annotate("void Class::member() && requires(Constant) {}"); 778 ASSERT_EQ(Tokens.size(), 14u) << Tokens; 779 EXPECT_TOKEN(Tokens[7], tok::kw_requires, TT_RequiresClause); 780 781 Tokens = annotate("void Class::member() && requires(Constant<T>) {}"); 782 ASSERT_EQ(Tokens.size(), 17u) << Tokens; 783 EXPECT_TOKEN(Tokens[7], tok::kw_requires, TT_RequiresClause); 784 785 Tokens = 786 annotate("void Class::member() && requires(Namespace::Constant<T>) {}"); 787 ASSERT_EQ(Tokens.size(), 19u) << Tokens; 788 EXPECT_TOKEN(Tokens[7], tok::kw_requires, TT_RequiresClause); 789 790 Tokens = annotate("void Class::member() && requires(typename " 791 "Namespace::Outer<T>::Inner::Constant) {}"); 792 ASSERT_EQ(Tokens.size(), 24u) << Tokens; 793 EXPECT_TOKEN(Tokens[7], tok::kw_requires, TT_RequiresClause); 794 795 Tokens = annotate("struct [[nodiscard]] zero_t {\n" 796 " template<class T>\n" 797 " requires requires { number_zero_v<T>; }\n" 798 " [[nodiscard]] constexpr operator T() const { " 799 "return number_zero_v<T>; }\n" 800 "};"); 801 ASSERT_EQ(Tokens.size(), 44u); 802 EXPECT_TOKEN(Tokens[13], tok::kw_requires, TT_RequiresClause); 803 EXPECT_TOKEN(Tokens[14], tok::kw_requires, TT_RequiresExpression); 804 EXPECT_TOKEN(Tokens[15], tok::l_brace, TT_RequiresExpressionLBrace); 805 EXPECT_TOKEN(Tokens[21], tok::r_brace, TT_Unknown); 806 EXPECT_EQ(Tokens[21]->MatchingParen, Tokens[15]); 807 EXPECT_TRUE(Tokens[21]->ClosesRequiresClause); 808 809 Tokens = 810 annotate("template <class A, class B> concept C =" 811 "std::same_as<std::iter_value_t<A>, std::iter_value_t<B>>;"); 812 ASSERT_EQ(Tokens.size(), 31u) << Tokens; 813 EXPECT_TOKEN(Tokens[8], tok::kw_concept, TT_Unknown); 814 EXPECT_TOKEN(Tokens[14], tok::less, TT_TemplateOpener); 815 EXPECT_TOKEN(Tokens[18], tok::less, TT_TemplateOpener); 816 EXPECT_TOKEN(Tokens[20], tok::greater, TT_TemplateCloser); 817 EXPECT_TOKEN(Tokens[25], tok::less, TT_TemplateOpener); 818 EXPECT_TOKEN(Tokens[27], tok::greater, TT_TemplateCloser); 819 EXPECT_TOKEN(Tokens[28], tok::greater, TT_TemplateCloser); 820 821 Tokens = annotate("auto bar() -> int requires(is_integral_v<T>) {}"); 822 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 823 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 824 825 Tokens = annotate("auto bar() -> void requires(is_integral_v<T>) {}"); 826 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 827 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 828 829 Tokens = annotate("auto bar() -> MyType requires(is_integral_v<T>) {}"); 830 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 831 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 832 833 Tokens = 834 annotate("auto bar() -> SOME_MACRO_TYPE requires(is_integral_v<T>) {}"); 835 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 836 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 837 838 Tokens = 839 annotate("auto bar() -> qualified::type requires(is_integral_v<T>) {}"); 840 ASSERT_EQ(Tokens.size(), 18u) << Tokens; 841 EXPECT_TOKEN(Tokens[8], tok::kw_requires, TT_RequiresClause); 842 843 Tokens = 844 annotate("auto bar() -> Template<type> requires(is_integral_v<T>) {}"); 845 ASSERT_EQ(Tokens.size(), 19u) << Tokens; 846 EXPECT_TOKEN(Tokens[9], tok::kw_requires, TT_RequiresClause); 847 } 848 849 TEST_F(TokenAnnotatorTest, UnderstandsRequiresExpressions) { 850 auto Tokens = annotate("bool b = requires(int i) { i + 5; };"); 851 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 852 EXPECT_TOKEN(Tokens[3], tok::kw_requires, TT_RequiresExpression); 853 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_RequiresExpressionLParen); 854 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_RequiresExpressionLBrace); 855 856 Tokens = annotate("if (requires(int i) { i + 5; }) return;"); 857 ASSERT_EQ(Tokens.size(), 17u) << Tokens; 858 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 859 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 860 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_RequiresExpressionLBrace); 861 862 Tokens = annotate("if (func() && requires(int i) { i + 5; }) return;"); 863 ASSERT_EQ(Tokens.size(), 21u) << Tokens; 864 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresExpression); 865 EXPECT_TOKEN(Tokens[7], tok::l_paren, TT_RequiresExpressionLParen); 866 EXPECT_TOKEN(Tokens[11], tok::l_brace, TT_RequiresExpressionLBrace); 867 868 Tokens = annotate("foo(requires(const T t) {});"); 869 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 870 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 871 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 872 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_RequiresExpressionLBrace); 873 874 Tokens = annotate("foo(requires(const int t) {});"); 875 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 876 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 877 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 878 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_RequiresExpressionLBrace); 879 880 Tokens = annotate("foo(requires(const T t) {});"); 881 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 882 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 883 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 884 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_RequiresExpressionLBrace); 885 886 Tokens = annotate("foo(requires(int const* volatile t) {});"); 887 ASSERT_EQ(Tokens.size(), 15u) << Tokens; 888 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 889 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 890 EXPECT_TOKEN(Tokens[6], tok::star, TT_PointerOrReference); 891 EXPECT_TOKEN(Tokens[10], tok::l_brace, TT_RequiresExpressionLBrace); 892 893 Tokens = annotate("foo(requires(T const* volatile t) {});"); 894 ASSERT_EQ(Tokens.size(), 15u) << Tokens; 895 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 896 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 897 EXPECT_TOKEN(Tokens[6], tok::star, TT_PointerOrReference); 898 EXPECT_TOKEN(Tokens[10], tok::l_brace, TT_RequiresExpressionLBrace); 899 900 Tokens = annotate("foo(requires(T& t) {});"); 901 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 902 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 903 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 904 EXPECT_TOKEN(Tokens[5], tok::amp, TT_PointerOrReference); 905 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_RequiresExpressionLBrace); 906 907 Tokens = annotate("foo(requires(T&& t) {});"); 908 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 909 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 910 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 911 EXPECT_TOKEN(Tokens[5], tok::ampamp, TT_PointerOrReference); 912 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_RequiresExpressionLBrace); 913 914 Tokens = annotate("bool foo = requires(T& t) {};"); 915 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 916 EXPECT_TOKEN(Tokens[3], tok::kw_requires, TT_RequiresExpression); 917 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_RequiresExpressionLParen); 918 EXPECT_TOKEN(Tokens[6], tok::amp, TT_PointerOrReference); 919 EXPECT_TOKEN(Tokens[9], tok::l_brace, TT_RequiresExpressionLBrace); 920 921 Tokens = annotate("bool foo = requires(T&& t) {};"); 922 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 923 EXPECT_TOKEN(Tokens[3], tok::kw_requires, TT_RequiresExpression); 924 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_RequiresExpressionLParen); 925 EXPECT_TOKEN(Tokens[6], tok::ampamp, TT_PointerOrReference); 926 EXPECT_TOKEN(Tokens[9], tok::l_brace, TT_RequiresExpressionLBrace); 927 928 Tokens = 929 annotate("foo(requires(const typename Outer<T>::Inner * const t) {});"); 930 ASSERT_EQ(Tokens.size(), 21u) << Tokens; 931 EXPECT_TOKEN(Tokens[2], tok::kw_requires, TT_RequiresExpression); 932 EXPECT_TOKEN(Tokens[3], tok::l_paren, TT_RequiresExpressionLParen); 933 EXPECT_TOKEN(Tokens[12], tok::star, TT_PointerOrReference); 934 EXPECT_TOKEN(Tokens[16], tok::l_brace, TT_RequiresExpressionLBrace); 935 936 Tokens = annotate("template <typename T>\n" 937 "concept C = requires(T T) {\n" 938 " requires Bar<T> && Foo<T>;\n" 939 "};"); 940 ASSERT_EQ(Tokens.size(), 28u) << Tokens; 941 EXPECT_TOKEN(Tokens[8], tok::kw_requires, TT_RequiresExpression); 942 EXPECT_TOKEN(Tokens[9], tok::l_paren, TT_RequiresExpressionLParen); 943 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_RequiresExpressionLBrace); 944 EXPECT_TOKEN(Tokens[14], tok::kw_requires, 945 TT_RequiresClauseInARequiresExpression); 946 947 Tokens = annotate("template <typename T>\n" 948 "concept C = requires(T T) {\n" 949 " { t.func() } -> std::same_as<int>;" 950 " requires Bar<T> && Foo<T>;\n" 951 "};"); 952 ASSERT_EQ(Tokens.size(), 43u) << Tokens; 953 EXPECT_TOKEN(Tokens[8], tok::kw_requires, TT_RequiresExpression); 954 EXPECT_TOKEN(Tokens[9], tok::l_paren, TT_RequiresExpressionLParen); 955 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_RequiresExpressionLBrace); 956 EXPECT_TOKEN(Tokens[29], tok::kw_requires, 957 TT_RequiresClauseInARequiresExpression); 958 959 // Invalid Code, but we don't want to crash. See http://llvm.org/PR54350. 960 Tokens = annotate("bool r10 = requires (struct new_struct { int x; } s) { " 961 "requires true; };"); 962 ASSERT_EQ(Tokens.size(), 21u) << Tokens; 963 EXPECT_TOKEN(Tokens[3], tok::kw_requires, TT_RequiresExpression); 964 EXPECT_TOKEN(Tokens[4], tok::l_paren, TT_RequiresExpressionLParen); 965 EXPECT_TOKEN(Tokens[14], tok::l_brace, TT_RequiresExpressionLBrace); 966 } 967 968 TEST_F(TokenAnnotatorTest, UnderstandsPragmaRegion) { 969 // Everything after #pragma region should be ImplicitStringLiteral 970 auto Tokens = annotate("#pragma region Foo(Bar: Hello)"); 971 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 972 EXPECT_TOKEN(Tokens[5], tok::identifier, TT_ImplicitStringLiteral); 973 EXPECT_TOKEN(Tokens[6], tok::colon, TT_ImplicitStringLiteral); 974 EXPECT_TOKEN(Tokens[7], tok::identifier, TT_ImplicitStringLiteral); 975 976 // Make sure it's annotated correctly inside a function as well 977 Tokens = annotate("void test(){\n#pragma region Foo(Bar: Hello)\n}"); 978 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 979 EXPECT_TOKEN(Tokens[10], tok::identifier, TT_ImplicitStringLiteral); 980 EXPECT_TOKEN(Tokens[11], tok::colon, TT_ImplicitStringLiteral); 981 EXPECT_TOKEN(Tokens[12], tok::identifier, TT_ImplicitStringLiteral); 982 } 983 984 TEST_F(TokenAnnotatorTest, RequiresDoesNotChangeParsingOfTheRest) { 985 const char *BaseCode = nullptr; 986 const char *ConstrainedCode = nullptr; 987 auto BaseTokenCount = 0u; 988 auto RequiresTokenCount = 0u; 989 auto PrefixTokenCount = 0u; 990 991 auto TestRequires = [&](int Line) { 992 const auto BaseTokens = annotate(BaseCode); 993 const auto ConstrainedTokens = annotate(ConstrainedCode); 994 995 #define LINE " (Line " << Line << ')' 996 997 ASSERT_EQ(BaseTokens.size(), BaseTokenCount) << BaseTokens << LINE; 998 ASSERT_EQ(ConstrainedTokens.size(), BaseTokenCount + RequiresTokenCount) 999 << LINE; 1000 1001 for (auto I = 0u; I < BaseTokenCount; ++I) { 1002 EXPECT_EQ( 1003 *BaseTokens[I], 1004 *ConstrainedTokens[I < PrefixTokenCount ? I : I + RequiresTokenCount]) 1005 << I << LINE; 1006 } 1007 1008 #undef LINE 1009 }; 1010 1011 BaseCode = "template<typename T>\n" 1012 "T Pi = 3.14;"; 1013 ConstrainedCode = "template<typename T>\n" 1014 " requires Foo<T>\n" 1015 "T Pi = 3.14;"; 1016 BaseTokenCount = 11; 1017 RequiresTokenCount = 5; 1018 PrefixTokenCount = 5; 1019 TestRequires(__LINE__); 1020 1021 BaseCode = "template<typename T>\n" 1022 "struct Bar;"; 1023 ConstrainedCode = "template<typename T>\n" 1024 " requires Foo<T>\n" 1025 "struct Bar;"; 1026 BaseTokenCount = 9; 1027 TestRequires(__LINE__); 1028 1029 BaseCode = "template<typename T>\n" 1030 "struct Bar {\n" 1031 " T foo();\n" 1032 " T bar();\n" 1033 "};"; 1034 ConstrainedCode = "template<typename T>\n" 1035 " requires Foo<T>\n" 1036 "struct Bar {\n" 1037 " T foo();\n" 1038 " T bar();\n" 1039 "};"; 1040 BaseTokenCount = 21; 1041 TestRequires(__LINE__); 1042 1043 BaseCode = "template<typename T>\n" 1044 "Bar(T) -> Bar<T>;"; 1045 ConstrainedCode = "template<typename T>\n" 1046 " requires Foo<T>\n" 1047 "Bar(T) -> Bar<T>;"; 1048 BaseTokenCount = 16; 1049 TestRequires(__LINE__); 1050 1051 BaseCode = "template<typename T>\n" 1052 "T foo();"; 1053 ConstrainedCode = "template<typename T>\n" 1054 " requires Foo<T>\n" 1055 "T foo();"; 1056 BaseTokenCount = 11; 1057 TestRequires(__LINE__); 1058 1059 BaseCode = "template<typename T>\n" 1060 "T foo() {\n" 1061 " auto bar = baz();\n" 1062 " return bar + T{};\n" 1063 "}"; 1064 ConstrainedCode = "template<typename T>\n" 1065 " requires Foo<T>\n" 1066 "T foo() {\n" 1067 " auto bar = baz();\n" 1068 " return bar + T{};\n" 1069 "}"; 1070 BaseTokenCount = 26; 1071 TestRequires(__LINE__); 1072 1073 BaseCode = "template<typename T>\n" 1074 "T foo();"; 1075 ConstrainedCode = "template<typename T>\n" 1076 "T foo() requires Foo<T>;"; 1077 BaseTokenCount = 11; 1078 PrefixTokenCount = 9; 1079 TestRequires(__LINE__); 1080 1081 BaseCode = "template<typename T>\n" 1082 "T foo() {\n" 1083 " auto bar = baz();\n" 1084 " return bar + T{};\n" 1085 "}"; 1086 ConstrainedCode = "template<typename T>\n" 1087 "T foo() requires Foo<T> {\n" 1088 " auto bar = baz();\n" 1089 " return bar + T{};\n" 1090 "}"; 1091 BaseTokenCount = 26; 1092 TestRequires(__LINE__); 1093 1094 BaseCode = "template<typename T>\n" 1095 "T foo();"; 1096 ConstrainedCode = "template<typename T>\n" 1097 " requires(Foo<T>)\n" 1098 "T foo();"; 1099 BaseTokenCount = 11; 1100 RequiresTokenCount = 7; 1101 PrefixTokenCount = 5; 1102 TestRequires(__LINE__); 1103 1104 BaseCode = "template<typename T>\n" 1105 "Bar(T) -> Bar<typename T::I>;"; 1106 ConstrainedCode = "template<typename T>\n" 1107 " requires requires(T &&t) {\n" 1108 " typename T::I;\n" 1109 " }\n" 1110 "Bar(T) -> Bar<typename T::I>;"; 1111 BaseTokenCount = 19; 1112 RequiresTokenCount = 14; 1113 PrefixTokenCount = 5; 1114 TestRequires(__LINE__); 1115 1116 BaseCode = "struct [[nodiscard]] zero_t {\n" 1117 " template<class T>\n" 1118 " [[nodiscard]] constexpr operator T() const { return v<T>; }\n" 1119 "};"; 1120 ConstrainedCode = 1121 "struct [[nodiscard]] zero_t {\n" 1122 " template<class T>\n" 1123 " requires requires { v<T>; }\n" 1124 " [[nodiscard]] constexpr operator T() const { return v<T>; }\n" 1125 "};"; 1126 BaseTokenCount = 35; 1127 RequiresTokenCount = 9; 1128 PrefixTokenCount = 13; 1129 TestRequires(__LINE__); 1130 1131 BaseCode = "constexpr Foo(Foo const &other)\n" 1132 " : value{other.value} {\n" 1133 " do_magic();\n" 1134 " do_more_magic();\n" 1135 "}"; 1136 ConstrainedCode = "constexpr Foo(Foo const &other)\n" 1137 " requires std::is_copy_constructible<T>\n" 1138 " : value{other.value} {\n" 1139 " do_magic();\n" 1140 " do_more_magic();\n" 1141 "}"; 1142 BaseTokenCount = 26; 1143 RequiresTokenCount = 7; 1144 PrefixTokenCount = 8; 1145 TestRequires(__LINE__); 1146 1147 BaseCode = "constexpr Foo(Foo const &other)\n" 1148 " : value{other.value} {\n" 1149 " do_magic();\n" 1150 " do_more_magic();\n" 1151 "}"; 1152 ConstrainedCode = "constexpr Foo(Foo const &other)\n" 1153 " requires (std::is_copy_constructible<T>)\n" 1154 " : value{other.value} {\n" 1155 " do_magic();\n" 1156 " do_more_magic();\n" 1157 "}"; 1158 RequiresTokenCount = 9; 1159 TestRequires(__LINE__); 1160 } 1161 1162 TEST_F(TokenAnnotatorTest, UnderstandsAsm) { 1163 auto Tokens = annotate("__asm{\n" 1164 "a:\n" 1165 "};"); 1166 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 1167 EXPECT_TOKEN(Tokens[0], tok::kw_asm, TT_Unknown); 1168 EXPECT_TOKEN(Tokens[1], tok::l_brace, TT_InlineASMBrace); 1169 EXPECT_TOKEN(Tokens[4], tok::r_brace, TT_InlineASMBrace); 1170 } 1171 1172 TEST_F(TokenAnnotatorTest, UnderstandsObjCBlock) { 1173 auto Tokens = annotate("int (^)() = ^ ()\n" 1174 " external_source_symbol() { //\n" 1175 " return 1;\n" 1176 "};"); 1177 ASSERT_EQ(Tokens.size(), 21u) << Tokens; 1178 EXPECT_TOKEN(Tokens[1], tok::l_paren, TT_ObjCBlockLParen); 1179 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_ObjCBlockLBrace); 1180 1181 Tokens = annotate("int *p = ^int*(){ //\n" 1182 " return nullptr;\n" 1183 "}();"); 1184 ASSERT_EQ(Tokens.size(), 19u) << Tokens; 1185 EXPECT_TOKEN(Tokens[9], tok::l_brace, TT_ObjCBlockLBrace); 1186 } 1187 1188 TEST_F(TokenAnnotatorTest, UnderstandsLambdas) { 1189 auto Tokens = annotate("[]() constexpr {}"); 1190 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 1191 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1192 EXPECT_TOKEN(Tokens[5], tok::l_brace, TT_LambdaLBrace); 1193 1194 Tokens = annotate("[]() consteval {}"); 1195 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 1196 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1197 EXPECT_TOKEN(Tokens[5], tok::l_brace, TT_LambdaLBrace); 1198 1199 Tokens = annotate("[]() mutable {}"); 1200 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 1201 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1202 EXPECT_TOKEN(Tokens[5], tok::l_brace, TT_LambdaLBrace); 1203 1204 Tokens = annotate("[]() static {}"); 1205 ASSERT_EQ(Tokens.size(), 8u) << Tokens; 1206 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1207 EXPECT_TOKEN(Tokens[5], tok::l_brace, TT_LambdaLBrace); 1208 1209 Tokens = annotate("[]() -> auto {}"); 1210 ASSERT_EQ(Tokens.size(), 9u) << Tokens; 1211 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1212 EXPECT_TOKEN(Tokens[4], tok::arrow, TT_LambdaArrow); 1213 EXPECT_TOKEN(Tokens[6], tok::l_brace, TT_LambdaLBrace); 1214 1215 Tokens = annotate("[]() -> auto & {}"); 1216 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1217 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1218 EXPECT_TOKEN(Tokens[4], tok::arrow, TT_LambdaArrow); 1219 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_LambdaLBrace); 1220 1221 Tokens = annotate("[]() -> auto * {}"); 1222 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1223 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1224 EXPECT_TOKEN(Tokens[4], tok::arrow, TT_LambdaArrow); 1225 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_LambdaLBrace); 1226 1227 Tokens = annotate("[] {}"); 1228 ASSERT_EQ(Tokens.size(), 5u) << Tokens; 1229 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1230 EXPECT_TOKEN(Tokens[2], tok::l_brace, TT_LambdaLBrace); 1231 1232 Tokens = annotate("[] noexcept {}"); 1233 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 1234 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1235 EXPECT_TOKEN(Tokens[3], tok::l_brace, TT_LambdaLBrace); 1236 1237 Tokens = annotate("[] -> auto {}"); 1238 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 1239 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1240 EXPECT_TOKEN(Tokens[2], tok::arrow, TT_LambdaArrow); 1241 EXPECT_TOKEN(Tokens[4], tok::l_brace, TT_LambdaLBrace); 1242 1243 Tokens = annotate("[] <typename T> () {}"); 1244 ASSERT_EQ(Tokens.size(), 11u) << Tokens; 1245 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1246 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1247 EXPECT_TOKEN(Tokens[8], tok::l_brace, TT_LambdaLBrace); 1248 1249 Tokens = annotate("[] <typename T> {}"); 1250 ASSERT_EQ(Tokens.size(), 9u) << Tokens; 1251 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1252 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1253 EXPECT_TOKEN(Tokens[6], tok::l_brace, TT_LambdaLBrace); 1254 1255 Tokens = annotate("[] <typename... T> () {}"); 1256 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 1257 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1258 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1259 EXPECT_TOKEN(Tokens[9], tok::l_brace, TT_LambdaLBrace); 1260 1261 Tokens = annotate("[] <typename... T> {}"); 1262 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1263 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1264 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1265 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_LambdaLBrace); 1266 1267 Tokens = annotate("[] <int... T> () {}"); 1268 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 1269 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1270 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1271 EXPECT_TOKEN(Tokens[9], tok::l_brace, TT_LambdaLBrace); 1272 1273 Tokens = annotate("[] <int... T> {}"); 1274 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1275 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1276 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1277 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_LambdaLBrace); 1278 1279 Tokens = annotate("[] <Foo... T> () {}"); 1280 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 1281 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1282 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1283 EXPECT_TOKEN(Tokens[9], tok::l_brace, TT_LambdaLBrace); 1284 1285 Tokens = annotate("[] <Foo... T> {}"); 1286 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1287 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1288 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1289 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_LambdaLBrace); 1290 1291 // Lambdas with a requires-clause 1292 Tokens = annotate("[] <typename T> (T t) requires Bar<T> {}"); 1293 ASSERT_EQ(Tokens.size(), 18u) << Tokens; 1294 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1295 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1296 EXPECT_TOKEN(Tokens[10], tok::kw_requires, TT_RequiresClause); 1297 EXPECT_TRUE(Tokens[14]->ClosesRequiresClause); 1298 EXPECT_TOKEN(Tokens[15], tok::l_brace, TT_LambdaLBrace); 1299 1300 Tokens = annotate("[] <typename T> (T &&t) requires Bar<T> {}"); 1301 ASSERT_EQ(Tokens.size(), 19u) << Tokens; 1302 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1303 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1304 EXPECT_TOKEN(Tokens[8], tok::ampamp, TT_PointerOrReference); 1305 EXPECT_TOKEN(Tokens[11], tok::kw_requires, TT_RequiresClause); 1306 EXPECT_TRUE(Tokens[15]->ClosesRequiresClause); 1307 EXPECT_TOKEN(Tokens[16], tok::l_brace, TT_LambdaLBrace); 1308 1309 Tokens = annotate("[] <typename T> (T t) requires Foo<T> || Bar<T> {}"); 1310 ASSERT_EQ(Tokens.size(), 23u) << Tokens; 1311 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1312 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1313 EXPECT_TOKEN(Tokens[10], tok::kw_requires, TT_RequiresClause); 1314 EXPECT_TRUE(Tokens[19]->ClosesRequiresClause); 1315 EXPECT_TOKEN(Tokens[20], tok::l_brace, TT_LambdaLBrace); 1316 1317 Tokens = annotate("[] <typename T> (T t) -> T requires Bar<T> {}"); 1318 ASSERT_EQ(Tokens.size(), 20u) << Tokens; 1319 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1320 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1321 EXPECT_TOKEN(Tokens[10], tok::arrow, TT_LambdaArrow); 1322 EXPECT_TOKEN(Tokens[12], tok::kw_requires, TT_RequiresClause); 1323 EXPECT_TRUE(Tokens[16]->ClosesRequiresClause); 1324 EXPECT_TOKEN(Tokens[17], tok::l_brace, TT_LambdaLBrace); 1325 1326 Tokens = annotate("[] <typename T> requires Bar<T> (T t) {}"); 1327 ASSERT_EQ(Tokens.size(), 18u) << Tokens; 1328 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1329 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1330 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1331 EXPECT_TRUE(Tokens[10]->ClosesRequiresClause); 1332 EXPECT_TOKEN(Tokens[15], tok::l_brace, TT_LambdaLBrace); 1333 1334 Tokens = annotate("[] <typename T> requires Bar<T> (T &&t) {}"); 1335 ASSERT_EQ(Tokens.size(), 19u) << Tokens; 1336 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1337 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1338 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1339 EXPECT_TRUE(Tokens[10]->ClosesRequiresClause); 1340 EXPECT_TOKEN(Tokens[13], tok::ampamp, TT_PointerOrReference); 1341 EXPECT_TOKEN(Tokens[16], tok::l_brace, TT_LambdaLBrace); 1342 1343 Tokens = annotate("[] <typename T> requires Foo<T> || Bar<T> (T t) {}"); 1344 ASSERT_EQ(Tokens.size(), 23u) << Tokens; 1345 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1346 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1347 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1348 EXPECT_TRUE(Tokens[15]->ClosesRequiresClause); 1349 EXPECT_TOKEN(Tokens[20], tok::l_brace, TT_LambdaLBrace); 1350 1351 Tokens = annotate("[] <typename T> requires true (T&& t) {}"); 1352 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 1353 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1354 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1355 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1356 EXPECT_TRUE(Tokens[7]->ClosesRequiresClause); 1357 EXPECT_TOKEN(Tokens[10], tok::ampamp, TT_PointerOrReference); 1358 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_LambdaLBrace); 1359 1360 Tokens = annotate("[] <typename T> requires Bar<T> {}"); 1361 ASSERT_EQ(Tokens.size(), 14u) << Tokens; 1362 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1363 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1364 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1365 EXPECT_TRUE(Tokens[10]->ClosesRequiresClause); 1366 EXPECT_TOKEN(Tokens[11], tok::l_brace, TT_LambdaLBrace); 1367 1368 Tokens = annotate("[] <typename T> requires Bar<T> noexcept {}"); 1369 ASSERT_EQ(Tokens.size(), 15u) << Tokens; 1370 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1371 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1372 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1373 EXPECT_TRUE(Tokens[10]->ClosesRequiresClause); 1374 EXPECT_TOKEN(Tokens[12], tok::l_brace, TT_LambdaLBrace); 1375 1376 Tokens = annotate("[] <typename T> requires Bar<T> -> T {}"); 1377 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 1378 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1379 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1380 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1381 EXPECT_TRUE(Tokens[10]->ClosesRequiresClause); 1382 EXPECT_TOKEN(Tokens[11], tok::arrow, TT_LambdaArrow); 1383 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_LambdaLBrace); 1384 1385 Tokens = annotate("[] <typename T> requires Foo<T> (T t) requires Bar<T> {}"); 1386 ASSERT_EQ(Tokens.size(), 23u) << Tokens; 1387 EXPECT_TOKEN(Tokens[0], tok::l_square, TT_LambdaLSquare); 1388 EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener); 1389 EXPECT_TOKEN(Tokens[6], tok::kw_requires, TT_RequiresClause); 1390 EXPECT_TRUE(Tokens[10]->ClosesRequiresClause); 1391 EXPECT_TOKEN(Tokens[15], tok::kw_requires, TT_RequiresClause); 1392 EXPECT_TRUE(Tokens[19]->ClosesRequiresClause); 1393 EXPECT_TOKEN(Tokens[20], tok::l_brace, TT_LambdaLBrace); 1394 } 1395 1396 TEST_F(TokenAnnotatorTest, UnderstandsFunctionAnnotations) { 1397 auto Tokens = annotate("template <typename T>\n" 1398 "DEPRECATED(\"Use NewClass::NewFunction instead.\")\n" 1399 "string OldFunction(const string ¶meter) {}"); 1400 ASSERT_EQ(Tokens.size(), 20u) << Tokens; 1401 EXPECT_TOKEN(Tokens[8], tok::r_paren, TT_FunctionAnnotationRParen); 1402 1403 Tokens = annotate("template <typename T>\n" 1404 "A(T) noexcept;"); 1405 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 1406 EXPECT_TOKEN(Tokens[8], tok::r_paren, TT_Unknown); 1407 } 1408 1409 TEST_F(TokenAnnotatorTest, UnderstandsFunctionDeclarationNames) { 1410 auto Tokens = annotate("void f [[noreturn]] ();"); 1411 ASSERT_EQ(Tokens.size(), 11u) << Tokens; 1412 EXPECT_TOKEN(Tokens[1], tok::identifier, TT_FunctionDeclarationName); 1413 1414 Tokens = annotate("void f [[noreturn]] () {}"); 1415 ASSERT_EQ(Tokens.size(), 12u) << Tokens; 1416 EXPECT_TOKEN(Tokens[1], tok::identifier, TT_FunctionDeclarationName); 1417 } 1418 1419 TEST_F(TokenAnnotatorTest, UnderstandsC11GenericSelection) { 1420 auto Tokens = annotate("_Generic(x, int: 1, default: 0)"); 1421 ASSERT_EQ(Tokens.size(), 13u) << Tokens; 1422 EXPECT_TOKEN(Tokens[0], tok::kw__Generic, TT_Unknown); 1423 EXPECT_TOKEN(Tokens[5], tok::colon, TT_GenericSelectionColon); 1424 EXPECT_TOKEN(Tokens[9], tok::colon, TT_GenericSelectionColon); 1425 } 1426 1427 TEST_F(TokenAnnotatorTest, UnderstandsVerilogOperators) { 1428 auto Annotate = [this](llvm::StringRef Code) { 1429 return annotate(Code, getLLVMStyle(FormatStyle::LK_Verilog)); 1430 }; 1431 // Test that unary operators get labeled as such and that operators like '++' 1432 // don't get split. 1433 tok::TokenKind Unary[] = {tok::plus, tok::minus, tok::exclaim, 1434 tok::tilde, tok::amp, tok::pipe, 1435 tok::caret, tok::plusplus, tok::minusminus}; 1436 for (auto Kind : Unary) { 1437 auto Tokens = 1438 Annotate(std::string("x = ") + tok::getPunctuatorSpelling(Kind) + "x;"); 1439 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 1440 EXPECT_TOKEN(Tokens[2], Kind, TT_UnaryOperator); 1441 } 1442 // Operators formed by joining two operators like '^~'. For some of these 1443 // joined operators, we don't have a separate type, so we only test for their 1444 // precedence. 1445 std::pair<prec::Level, std::string> JoinedBinary[] = { 1446 {prec::Comma, "<->"}, {prec::Assignment, "+="}, 1447 {prec::Assignment, "-="}, {prec::Assignment, "*="}, 1448 {prec::Assignment, "/="}, {prec::Assignment, "%="}, 1449 {prec::Assignment, "&="}, {prec::Assignment, "^="}, 1450 {prec::Assignment, "<<="}, {prec::Assignment, ">>="}, 1451 {prec::Assignment, "<<<="}, {prec::Assignment, ">>>="}, 1452 {prec::LogicalOr, "||"}, {prec::LogicalAnd, "&&"}, 1453 {prec::Equality, "=="}, {prec::Equality, "!="}, 1454 {prec::Equality, "==="}, {prec::Equality, "!=="}, 1455 {prec::Equality, "==?"}, {prec::Equality, "!=?"}, 1456 {prec::ExclusiveOr, "~^"}, {prec::ExclusiveOr, "^~"}, 1457 }; 1458 for (auto Operator : JoinedBinary) { 1459 auto Tokens = Annotate(std::string("x = x ") + Operator.second + " x;"); 1460 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 1461 EXPECT_TOKEN_TYPE(Tokens[3], TT_BinaryOperator); 1462 EXPECT_TOKEN_PRECEDENCE(Tokens[3], Operator.first); 1463 } 1464 // '~^' and '^~' can be unary as well as binary operators. 1465 auto Tokens = Annotate("x = ~^x;"); 1466 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 1467 EXPECT_TOKEN_TYPE(Tokens[2], TT_UnaryOperator); 1468 Tokens = Annotate("x = ^~x;"); 1469 ASSERT_EQ(Tokens.size(), 6u) << Tokens; 1470 EXPECT_TOKEN_TYPE(Tokens[2], TT_UnaryOperator); 1471 // The unary operators '~&' and '~|' can only be unary operators. The current 1472 // implementation treats each of them as separate unary '~' and '&' or '|' 1473 // operators, which is enough for formatting purposes. In FormatTestVerilog, 1474 // there is a test that there is no space in between. And even if a new line 1475 // is inserted between the '~' and '|', the semantic meaning is the same as 1476 // the joined operator, so the CanBreakBefore property doesn't need to be 1477 // false for the second operator. 1478 Tokens = Annotate("x = ~&x;"); 1479 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 1480 EXPECT_TOKEN(Tokens[2], tok::tilde, TT_UnaryOperator); 1481 EXPECT_TOKEN(Tokens[3], tok::amp, TT_UnaryOperator); 1482 Tokens = Annotate("x = ~|x;"); 1483 ASSERT_EQ(Tokens.size(), 7u) << Tokens; 1484 EXPECT_TOKEN(Tokens[2], tok::tilde, TT_UnaryOperator); 1485 EXPECT_TOKEN(Tokens[3], tok::pipe, TT_UnaryOperator); 1486 // Test for block label colons. 1487 Tokens = Annotate("begin : x\n" 1488 "end : x"); 1489 ASSERT_EQ(Tokens.size(), 7u); 1490 EXPECT_TOKEN(Tokens[1], tok::colon, TT_VerilogBlockLabelColon); 1491 EXPECT_TOKEN(Tokens[4], tok::colon, TT_VerilogBlockLabelColon); 1492 // Test that the dimension colon is annotated correctly. 1493 Tokens = Annotate("var [1 : 0] x;"); 1494 ASSERT_EQ(Tokens.size(), 9u) << Tokens; 1495 EXPECT_TOKEN(Tokens[3], tok::colon, TT_BitFieldColon); 1496 Tokens = Annotate("extern function [1 : 0] x;"); 1497 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1498 EXPECT_TOKEN(Tokens[4], tok::colon, TT_BitFieldColon); 1499 // Test case labels and ternary operators. 1500 Tokens = Annotate("case (x)\n" 1501 " x:\n" 1502 " x;\n" 1503 "endcase\n"); 1504 ASSERT_EQ(Tokens.size(), 10u) << Tokens; 1505 EXPECT_TOKEN(Tokens[5], tok::colon, TT_GotoLabelColon); 1506 Tokens = Annotate("case (x)\n" 1507 " x ? x : x:\n" 1508 " x;\n" 1509 "endcase\n"); 1510 ASSERT_EQ(Tokens.size(), 14u) << Tokens; 1511 EXPECT_TOKEN(Tokens[5], tok::question, TT_ConditionalExpr); 1512 EXPECT_TOKEN(Tokens[7], tok::colon, TT_ConditionalExpr); 1513 EXPECT_TOKEN(Tokens[9], tok::colon, TT_GotoLabelColon); 1514 // Non-blocking assignments. 1515 Tokens = Annotate("a <= b;"); 1516 ASSERT_EQ(Tokens.size(), 5u); 1517 EXPECT_TOKEN(Tokens[1], tok::lessequal, TT_BinaryOperator); 1518 EXPECT_TOKEN_PRECEDENCE(Tokens[1], prec::Assignment); 1519 Tokens = Annotate("if (a <= b) break;"); 1520 ASSERT_EQ(Tokens.size(), 9u); 1521 EXPECT_TOKEN(Tokens[3], tok::lessequal, TT_BinaryOperator); 1522 EXPECT_TOKEN_PRECEDENCE(Tokens[3], prec::Relational); 1523 Tokens = Annotate("a <= b <= a;"); 1524 ASSERT_EQ(Tokens.size(), 7u); 1525 EXPECT_TOKEN(Tokens[1], tok::lessequal, TT_BinaryOperator); 1526 EXPECT_TOKEN_PRECEDENCE(Tokens[1], prec::Assignment); 1527 EXPECT_TOKEN(Tokens[3], tok::lessequal, TT_BinaryOperator); 1528 EXPECT_TOKEN_PRECEDENCE(Tokens[3], prec::Relational); 1529 } 1530 1531 TEST_F(TokenAnnotatorTest, UnderstandConstructors) { 1532 auto Tokens = annotate("Class::Class() : BaseClass(), Member() {}"); 1533 1534 // The TT_Unknown is clearly not binding for the future, please adapt if those 1535 // tokens get annotated. 1536 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 1537 EXPECT_TOKEN(Tokens[5], tok::colon, TT_CtorInitializerColon); 1538 EXPECT_TOKEN(Tokens[6], tok::identifier, TT_Unknown); 1539 EXPECT_TOKEN(Tokens[7], tok::l_paren, TT_Unknown); 1540 EXPECT_TOKEN(Tokens[8], tok::r_paren, TT_Unknown); 1541 EXPECT_TOKEN(Tokens[9], tok::comma, TT_CtorInitializerComma); 1542 EXPECT_TOKEN(Tokens[10], tok::identifier, TT_Unknown); 1543 EXPECT_TOKEN(Tokens[11], tok::l_paren, TT_Unknown); 1544 EXPECT_TOKEN(Tokens[12], tok::r_paren, TT_Unknown); 1545 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_FunctionLBrace); 1546 1547 Tokens = annotate("Class::Class() : BaseClass{}, Member{} {}"); 1548 ASSERT_EQ(Tokens.size(), 16u) << Tokens; 1549 EXPECT_TOKEN(Tokens[5], tok::colon, TT_CtorInitializerColon); 1550 EXPECT_TOKEN(Tokens[6], tok::identifier, TT_Unknown); 1551 EXPECT_TOKEN(Tokens[7], tok::l_brace, TT_Unknown); 1552 EXPECT_TOKEN(Tokens[8], tok::r_brace, TT_Unknown); 1553 EXPECT_TOKEN(Tokens[9], tok::comma, TT_CtorInitializerComma); 1554 EXPECT_TOKEN(Tokens[10], tok::identifier, TT_Unknown); 1555 EXPECT_TOKEN(Tokens[11], tok::l_brace, TT_Unknown); 1556 EXPECT_TOKEN(Tokens[12], tok::r_brace, TT_Unknown); 1557 EXPECT_TOKEN(Tokens[13], tok::l_brace, TT_FunctionLBrace); 1558 } 1559 1560 } // namespace 1561 } // namespace format 1562 } // namespace clang 1563