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CPlusPlus: Add lexer support for new C++20 keywords

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Change-Id: I2b83deb0502ebf2cdca2af774fbb2ce26e947c11
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
Christian Kandeler
2023-02-08 17:18:13 +01:00
parent bb9e492745
commit 207f2b216c
8 changed files with 174 additions and 10 deletions
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33
tests/auto/cplusplus/lexer/tst_lexer.cpp
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@@ -43,6 +43,7 @@ public:
private slots:
void basic();
void basic_data();
void cxx20();
void incremental();
void incremental_data();
void literals();
@@ -250,6 +251,38 @@ void tst_SimpleLexer::basic_data()
QTest::newRow(source) << source << expectedTokenKindList;
}
void tst_SimpleLexer::cxx20()
{
LanguageFeatures features;
features.cxxEnabled = features.cxx11Enabled = features.cxx14Enabled
= features.cxx20Enabled = true;
const QString source = R"(
template<typename T> concept IsPointer = requires(T p) { *p; };
SomeType coroutine()
{
constinit const char8_t = 'c';
if consteval {} else {}
co_await std::suspend_always{};
co_yield 1;
co_return;
}
)";
const TokenKindList expectedTokens = {
T_TEMPLATE, T_LESS, T_TYPENAME, T_IDENTIFIER, T_GREATER, T_CONCEPT, T_IDENTIFIER, T_EQUAL,
T_REQUIRES, T_LPAREN, T_IDENTIFIER, T_IDENTIFIER, T_RPAREN, T_LBRACE, T_STAR, T_IDENTIFIER,
T_SEMICOLON, T_RBRACE, T_SEMICOLON,
T_IDENTIFIER, T_IDENTIFIER, T_LPAREN, T_RPAREN,
T_LBRACE,
T_CONSTINIT, T_CONST, T_CHAR8_T, T_EQUAL, T_CHAR_LITERAL, T_SEMICOLON,
T_IF, T_CONSTEVAL, T_LBRACE, T_RBRACE, T_ELSE, T_LBRACE, T_RBRACE,
T_CO_AWAIT, T_IDENTIFIER, T_COLON_COLON, T_IDENTIFIER, T_LBRACE, T_RBRACE, T_SEMICOLON,
T_CO_YIELD, T_NUMERIC_LITERAL, T_SEMICOLON,
T_CO_RETURN, T_SEMICOLON,
T_RBRACE
};
run(source.toUtf8(), toTokens(expectedTokens), false, CompareKind, false, features);
}
void tst_SimpleLexer::literals()
{
QFETCH(QByteArray, source);