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Added find() and operator[] to unistring

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This commit is contained in:
John Wiegley 2010-03-07 22:47:25 -05:00
parent 75b7294a6d
commit 8fef868929
1 changed files with 19 additions and 0 deletions
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19
src/unistring.h
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@ -55,6 +55,8 @@ namespace ledger {
class unistring class unistring
{ {
public: public:
static const std::size_t npos = static_cast<std::size_t>(-1);
std::vector<boost::uint32_t> utf32chars; std::vector<boost::uint32_t> utf32chars;
unistring() { unistring() {
@ -96,6 +98,23 @@ public:
return utf8result; return utf8result;
} }
std::size_t find(const boost::uint32_t __s, std::size_t __pos = 0) const {
std::size_t idx = 0;
foreach (const boost::uint32_t& ch, utf32chars) {
if (idx >= __pos && ch == __s)
return idx;
idx++;
}
return npos;
}
boost::uint32_t& operator[](const std::size_t index) {
return utf32chars[index];
}
const boost::uint32_t& operator[](const std::size_t index) const {
return utf32chars[index];
}
}; };
inline void justify(std::ostream& out, inline void justify(std::ostream& out,