enum token_type {
TOKEN_OTHER,
TOKEN_UPPER,
TOKEN_LOWER,
TOKEN_ACCENT,
TOKEN_PUNCT,
TOKEN_HYPHEN,
TOKEN_RANGE_SEP
};
class token_info {
private:
token_type type;
const char *sort_key;
const char *other_case;
public:
token_info();
void set(token_type, const char *sk = 0, const char *oc = 0);
void lower_case(const char *start, const char *end, string &result) const;
void upper_case(const char *start, const char *end, string &result) const;
void sortify(const char *start, const char *end, string &result) const;
int sortify_non_empty(const char *start, const char *end) const;
int is_upper() const;
int is_lower() const;
int is_accent() const;
int is_other() const;
int is_punct() const;
int is_hyphen() const;
int is_range_sep() const;
};
inline int token_info::is_upper() const
{
return type == TOKEN_UPPER;
}
inline int token_info::is_lower() const
{
return type == TOKEN_LOWER;
}
inline int token_info::is_accent() const
{
return type == TOKEN_ACCENT;
}
inline int token_info::is_other() const
{
return type == TOKEN_OTHER;
}
inline int token_info::is_punct() const
{
return type == TOKEN_PUNCT;
}
inline int token_info::is_hyphen() const
{
return type == TOKEN_HYPHEN;
}
inline int token_info::is_range_sep() const
{
return type == TOKEN_RANGE_SEP;
}
int get_token(const char **ptr, const char *end);
const token_info *lookup_token(const char *start, const char *end);