feedc0de/boost_regex
1
0
Fork 0
forked from boostorg/regex
Code Pull Requests Activity

Updated examples with better comment on expressions. Updated test program to test for apparent Rogur Wave bug (and it's workaround).

Browse Source 
[SVN r11390]
This commit is contained in:
John Maddock
2001-10-16 11:36:00 +00:00
parent 28968bd2b6
commit e047b2b509
7 changed files with 129 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
example/snippets/regex_grep_example_3.cpp
View File

@ -33,6 +33,29 @@
typedef std::map<std::string, int, std::less<std::string> > map_type;
const char* re =
// possibly leading whitespace:
"^[[:space:]]*"
// possible template declaration:
"(template[[:space:]]*<[^;:{]+>[[:space:]]*)?"
// class or struct:
"(class|struct)[[:space:]]*"
// leading declspec macros etc:
"("
"\\<\\w+\\>"
"("
"[[:blank:]]*\\([^)]*\\)"
")?"
"[[:space:]]*"
")*"
// the class name
"(\\<\\w*\\>)[[:space:]]*"
// template specialisation parameters
"(<[^;:{]+>)?[[:space:]]*"
// terminate in { or :
"(\\{|:[^;\\{()]*\\{)";
class class_index
{
boost::regex expression;
@ -45,7 +68,7 @@ public:
void IndexClasses(const std::string& file);
class_index()
: index(),
expression("^(template[[:space:]]*<[^;:{]+>[[:space:]]*)?(class|struct)[[:space:]]*(\\<\\w+\\>([[:blank:]]*\\([^)]*\\))?[[:space:]]*)*(\\<\\w*\\>)[[:space:]]*(<[^;:{]+>)?[[:space:]]*(\\{|:[^;\\{()]*\\{)")
expression(re)
{}
};