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Fixed #1671 (simplifyTypedef: support for more typedefs)

This commit is contained in:
Robert Reif 2010-05-28 06:55:54 +02:00 committed by Daniel Marjamäki
parent d3c20cac81
commit 26a7d29760
2 changed files with 99 additions and 2 deletions
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67
lib/tokenize.cpp
View File

@ -732,14 +732,17 @@ void Tokenizer::simplifyTypedef()
Token *typeDef = tok;
Token *argFuncRetStart = 0;
Token *argFuncRetEnd = 0;
Token *const1= 0;
Token *const2= 0;
Token *const1 = 0;
Token *const2 = 0;
int offset = 1;
bool function = false;
bool functionPtr = false;
bool functionRef = false;
bool functionRetFuncPtr = false;
bool functionPtrRetFuncPtr = false;
bool ptrToArray = false;
bool refToArray = false;
bool ptrMember = false;
Token *functionNamespace = 0;
if (Token::Match(tok->next(), "::") ||
@ -1027,6 +1030,26 @@ void Tokenizer::simplifyTypedef()
tok = argFuncRetEnd->next();
}
// pointer/reference to array
else if (tok->tokAt(offset) && Token::Match(tok->tokAt(offset), "( *|& %type% ) ["))
{
ptrToArray = (tok->tokAt(offset + 1)->str() == "*");
refToArray = (tok->tokAt(offset + 1)->str() == "&");
typeName = tok->tokAt(offset + 2);
arrayStart = tok->tokAt(offset + 4);
arrayEnd = arrayStart->link();
tok = arrayEnd->next();
}
// pointer to class member
else if (tok->tokAt(offset) && Token::Match(tok->tokAt(offset), "( %type% :: * %type% ) ;"))
{
functionNamespace = tok->tokAt(offset + 1);
ptrMember = true;
typeName = tok->tokAt(offset + 4);
tok = tok->tokAt(offset + 6);
}
// unhandled typedef, skip it and continue
else
{
@ -1381,6 +1404,46 @@ void Tokenizer::simplifyTypedef()
tok2 = tok2->next();
Token::createMutualLinks(tok2, tok6);
}
else if (ptrToArray || refToArray)
{
tok2->insertToken("(");
tok2 = tok2->next();
Token *tok3 = tok2;
if (ptrToArray)
tok2->insertToken("*");
else
tok2->insertToken("&");
tok2 = tok2->next();
// skip over name
tok2 = tok2->next();
tok2->insertToken(")");
Token::createMutualLinks(tok2->next(), tok3);
}
else if (ptrMember)
{
tok2->insertToken("(");
tok2 = tok2->next();
Token *tok3 = tok2;
tok2->insertToken(functionNamespace->str());
tok2 = tok2->next();
tok2->insertToken("::");
tok2 = tok2->next();
tok2->insertToken("*");
tok2 = tok2->next();
// skip over name
tok2 = tok2->next();
tok2->insertToken(")");
tok2 = tok2->next();
Token::createMutualLinks(tok2, tok3);
}
if (arrayStart && arrayEnd)
{

34
test/testsimplifytokens.cpp
View File

@ -192,6 +192,8 @@ private:
TEST_CASE(simplifyTypedef47);
TEST_CASE(simplifyTypedef48); // ticket #1673
TEST_CASE(simplifyTypedef49); // ticket #1691
TEST_CASE(simplifyTypedef50);
TEST_CASE(simplifyTypedef51);
TEST_CASE(simplifyTypedefFunction1);
TEST_CASE(simplifyTypedefFunction2); // ticket #1685
@ -4010,6 +4012,38 @@ private:
ASSERT_EQUALS(expected, sizeof_(code));
}
void simplifyTypedef50()
{
const char code[] = "typedef char (* type1)[10];\n"
"typedef char (& type2)[10];\n"
"typedef char (& type3)[x];\n"
"typedef char (& type4)[x + 2];\n"
"type1 t1;\n"
"type2 t2;\n"
"type3 t3;\n"
"type4 t4;";
// The expected result..
const std::string expected("; ; ; ; "
"char ( * t1 ) [ 10 ] ; "
"char ( & t2 ) [ 10 ] ; "
"char ( & t3 ) [ x ] ; "
"char ( & t4 ) [ x + 2 ] ;");
ASSERT_EQUALS(expected, sizeof_(code));
}
void simplifyTypedef51()
{
const char code[] = "class A { public: int i; };\n"
"typedef const char (A :: * type1);\n"
"type1 t1 = &A::i;";
// The expected result..
const std::string expected("class A { public: int i ; } ; ; "
"const char ( A :: * t1 ) = & A :: i ;");
ASSERT_EQUALS(expected, sizeof_(code));
}
void simplifyTypedefFunction1()
{
{