mirror of https://github.com/bsnes-emu/bsnes.git
31 lines
1.2 KiB
C++
31 lines
1.2 KiB
C++
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#ifdef NALL_STRING_INTERNAL_HPP
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namespace nall {
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template<bool Insensitive, bool Quoted> auto _find(const string& self, signed offset, rstring source) -> maybe<unsigned> {
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if(source.size() == 0) return nothing;
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const char* p = self.data();
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unsigned size = self.size();
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for(unsigned n = offset, quoted = 0; n < size;) {
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if(Quoted) { if(p[n] == '\"') { quoted ^= 1; n++; continue; } if(quoted) { n++; continue; } }
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if(_compare<Insensitive>(p + n, size - n, source.data(), source.size())) { n++; continue; }
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return n - offset;
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}
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return nothing;
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}
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auto find(const string& self, rstring source) -> maybe<unsigned> { return _find<0, 0>(self, 0, source); }
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auto ifind(const string& self, rstring source) -> maybe<unsigned> { return _find<1, 0>(self, 0, source); }
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auto qfind(const string& self, rstring source) -> maybe<unsigned> { return _find<0, 1>(self, 0, source); }
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auto iqfind(const string& self, rstring source) -> maybe<unsigned> { return _find<1, 1>(self, 0, source); }
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auto findFrom(const string& self, signed offset, rstring source) -> maybe<unsigned> { return _find<0, 0>(self, offset, source); }
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auto ifindFrom(const string& self, signed offset, rstring source) -> maybe<unsigned> { return _find<1, 0>(self, offset, source); }
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}
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#endif
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