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Token::Match : Allow that %oror% and %or% is used in multiCompare patterns

This commit is contained in:
Daniel Marjamäki 2011-04-10 08:39:55 +02:00
parent 66de41b313
commit 747a2331c6
2 changed files with 81 additions and 13 deletions
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92
lib/token.cpp
View File

@ -224,11 +224,26 @@ static bool strisop(const char str[])
int Token::multiCompare(const char *haystack, const char *needle)
{
if (strncmp(haystack, "%op%|", 5) == 0)
if (haystack[0] == '%' && haystack[1] != '|')
{
haystack = haystack + 5;
if (strisop(needle))
return 1;
if (strncmp(haystack, "%op%|", 5) == 0)
{
haystack = haystack + 5;
if (strisop(needle))
return 1;
}
else if (strncmp(haystack, "%or%|", 5) == 0)
{
haystack = haystack + 5;
if (*needle == '|')
return 1;
}
else if (strncmp(haystack, "%oror%|", 7) == 0)
{
haystack = haystack + 7;
if (needle[0] == '|' && needle[1] == '|')
return 1;
}
}
bool emptyStringFound = false;
@ -284,11 +299,27 @@ int Token::multiCompare(const char *haystack, const char *needle)
++haystack;
if (strncmp(haystack, "%op%", 4) == 0)
if (haystack[0] == '%' && haystack[1] != '|')
{
if (strisop(needle))
return 1;
haystack = haystack + 4;
if (strncmp(haystack, "%op%", 4) == 0)
{
if (strisop(needle))
return 1;
haystack = haystack + 4;
}
else if (strncmp(haystack, "%or%", 4) == 0)
{
if (*needle == '|')
return 1;
haystack = haystack + 4;
}
else if (strncmp(haystack, "%oror%", 6) == 0)
{
if (needle[0] == '|' && needle[1] == '|')
return 1;
haystack = haystack + 6;
}
if (*haystack == '|')
haystack++;
else if (*haystack == ' ' || *haystack == '\0')
@ -513,22 +544,57 @@ bool Token::Match(const Token *tok, const char pattern[], unsigned int varid)
}
break;
case 'o':
// Or (%or%)
// Or (%or%) and Op (%op%)
if (p[3] == '%')
{
if (tok->str() != "|")
return false;
p += 4;
patternUnderstood = true;
// multicompare..
if (p[4] == '|')
{
int result = multiCompare(p, tok->str().c_str());
if (result == -1)
return false; // No match
}
// single compare..
else if (p[2] == 'r')
{
if (tok->str() != "|")
return false;
}
else if (p[3] == 'p')
{
if (!tok->isOp())
return false;
}
else
patternUnderstood = false;
}
// Oror (%oror%)
else
{
// multicompare..
if (p[5] == '|')
{
int result = multiCompare(p, tok->str().c_str());
if (result == -1)
return false; // No match
}
// single compare..
if (tok->str() != "||")
return false;
p += 6;
patternUnderstood = true;
}
if (patternUnderstood)
{
while (*p && *p != ' ')
p++;
}
break;
default:
if (firstWordEquals(p, tok->_str.c_str()))

2
test/testtoken.cpp
View File

@ -227,6 +227,8 @@ private:
ASSERT_EQUALS(true, Token::Match(logicalOr.tokens(), "%oror%"));
ASSERT_EQUALS(false, Token::Match(logicalOr.tokens(), "%or%"));
ASSERT_EQUALS(false, Token::Match(bitwiseOr.tokens(), "%oror%"));
ASSERT_EQUALS(true, Token::Match(logicalOr.tokens(), "&&|%oror%"));
ASSERT_EQUALS(true, Token::Match(logicalOr.tokens(), "%oror%|&&"));
}
};