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Fixed #1965 (tokenizer::simplifyEnum add support for C++0x enums)

This commit is contained in:
Robert Reif 2010-08-21 07:44:56 +02:00 committed by Daniel Marjamäki
parent ac8544f3b3
commit 7173e01926
2 changed files with 111 additions and 10 deletions
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82
lib/tokenize.cpp
View File

@ -6445,21 +6445,53 @@ void Tokenizer::simplifyEnum()
++classLevel;
continue;
}
else if (Token::Match(tok, "enum {") ||
Token::Match(tok, "enum %type% {"))
else if (Token::Match(tok, "enum class|struct| {|:") ||
Token::Match(tok, "enum class|struct| %type% {|:"))
{
Token * tok1;
Token * start = tok;
Token * end;
Token * enumType = 0;
Token *tok1;
Token *start = tok;
Token *end;
Token *enumType = 0;
Token *typeTokenStart = 0;
Token *typeTokenEnd = 0;
bool enumClass = false;
// check for C++0x enum class
if (Token::Match(tok->next(), "class|struct"))
{
tok->deleteNext();
enumClass = true;
}
// check for C++0x typed enumeration
if (Token::Match(tok->next(), "%type% :"))
{
// check for forward declaration
/** @todo start substitution check at forward declaration */
const Token *temp = tok->tokAt(3);
while (!Token::Match(temp, "{|;"))
temp = temp->next();
if (temp->str() == ";")
continue;
typeTokenStart = tok->tokAt(3);
typeTokenEnd = typeTokenStart;
while (Token::Match(typeTokenEnd->next(), "signed|unsigned|char|short|int|long"))
typeTokenEnd = typeTokenEnd->next();
}
if (tok->tokAt(1)->str() == "{")
tok1 = tok->tokAt(2);
else
else if (tok->tokAt(2)->str() == "{")
{
enumType = tok->tokAt(1);
tok1 = tok->tokAt(3);
}
else if (tok->tokAt(2)->str() == ":")
{
enumType = tok->tokAt(1);
tok1 = typeTokenEnd->tokAt(2);
}
end = tok1->tokAt(-1)->link();
@ -6672,11 +6704,26 @@ void Tokenizer::simplifyEnum()
// check for a variable definition: enum {} x;
if (end->next()->str() != ";")
{
Token * tempTok = end;
Token *tempTok = end;
tempTok->insertToken(";");
tempTok = tempTok->next();
tempTok->insertToken("int");
if (typeTokenStart == 0)
tempTok->insertToken("int");
else
{
Token *tempTok1 = typeTokenStart;
tempTok->insertToken(tempTok1->str());
while (tempTok1 != typeTokenEnd)
{
tempTok1 = tempTok1->next();
tempTok->insertToken(tempTok1->str());
tempTok = tempTok->next();
}
}
}
if (enumType)
@ -6727,7 +6774,22 @@ void Tokenizer::simplifyEnum()
{
if (tok2->str() == "enum")
tok2->deleteNext();
tok2->str("int");
if (typeTokenStart == 0)
tok2->str("int");
else
{
Token *tok3 = typeTokenStart;
tok2->str(tok3->str());
while (tok3 != typeTokenEnd)
{
tok3 = tok3->next();
tok2->insertToken(tok3->str());
tok2 = tok2->next();
}
}
if (hasClass)
{

39
test/testsimplifytokens.cpp
View File

@ -249,6 +249,7 @@ private:
TEST_CASE(enum12);
TEST_CASE(enum13);
TEST_CASE(enum14);
TEST_CASE(enum15);
// remove "std::" on some standard functions
TEST_CASE(removestd);
@ -5466,6 +5467,44 @@ private:
ASSERT_EQUALS(expected, tok(code, false));
}
void enum15() // C++0x features
{
{
const char code[] = "enum class Enum1 { a };\n"
"Enum1 e1 = a;";
const char expected[] = "; int e1 ; e1 = 0 ;";
ASSERT_EQUALS(expected, tok(code, false));
}
{
const char code[] = "enum Enum1 : char { a };\n"
"Enum1 e1 = a;";
const char expected[] = "; char e1 ; e1 = 0 ;";
ASSERT_EQUALS(expected, tok(code, false));
}
{
const char code[] = "enum class Enum1 : unsigned char { a };\n"
"Enum1 e1 = a;";
const char expected[] = "; unsigned char e1 ; e1 = 0 ;";
ASSERT_EQUALS(expected, tok(code, false));
}
{
const char code[] = "enum class Enum1 : unsigned int { a };\n"
"Enum1 e1 = a;";
const char expected[] = "; unsigned int e1 ; e1 = 0 ;";
ASSERT_EQUALS(expected, tok(code, false));
}
{
const char code[] = "enum class Enum1 : unsigned long long int { a };\n"
"Enum1 e1 = a;";
const char expected[] = "; unsigned long long e1 ; e1 = 0 ;";
ASSERT_EQUALS(expected, tok(code, false));
}
}
void removestd()
{
ASSERT_EQUALS("; strcpy ( a , b ) ;", tok("; std::strcpy(a,b);"));