mirror of https://github.com/bsnes-emu/bsnes.git
83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
#ifdef NALL_STRING_INTERNAL_HPP
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namespace nall {
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auto trim(string& self, rstring lhs, rstring rhs) -> bool {
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if(lhs.size() + rhs.size() > self.size()) return false;
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if(memory::compare(self.data(), lhs.data(), lhs.size()) != 0) return false;
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if(memory::compare(self.data() + self.size() - rhs.size(), rhs.data(), rhs.size()) != 0) return false;
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self.resize(self.size() - rhs.size());
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self.remove(0, lhs.size());
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return true;
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}
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auto ltrim(string& self, rstring lhs) -> bool {
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if(lhs.size() > self.size()) return false;
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if(memory::compare(self.data(), lhs.data(), lhs.size()) != 0) return false;
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self.remove(0, lhs.size());
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return true;
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}
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auto rtrim(string& self, rstring rhs) -> bool {
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if(rhs.size() > self.size()) return false;
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if(memory::compare(self.data() + self.size() - rhs.size(), rhs.data(), rhs.size()) != 0) return false;
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self.resize(self.size() - rhs.size());
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return true;
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}
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auto itrim(string& self, rstring lhs, rstring rhs) -> bool {
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if(lhs.size() + rhs.size() > self.size()) return false;
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if(memory::icompare(self.data(), lhs.data(), lhs.size()) != 0) return false;
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if(memory::icompare(self.data() + self.size() - rhs.size(), rhs.data(), rhs.size()) != 0) return false;
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self.resize(self.size() - rhs.size());
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self.remove(0, lhs.size());
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return true;
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}
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auto iltrim(string& self, rstring lhs) -> bool {
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if(lhs.size() > self.size()) return false;
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if(memory::icompare(self.data(), lhs.data(), lhs.size()) != 0) return false;
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self.remove(0, lhs.size());
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return true;
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}
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auto irtrim(string& self, rstring rhs) -> bool {
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if(rhs.size() > self.size()) return false;
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if(memory::icompare(self.data() + self.size() - rhs.size(), rhs.data(), rhs.size()) != 0) return false;
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self.resize(self.size() - rhs.size());
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return true;
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}
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auto strip(string& self) -> bool {
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return rstrip(self) | lstrip(self);
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}
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auto lstrip(string& self) -> bool {
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unsigned size = 0;
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while(size < self.size()) {
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char input = self[size];
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if(input != ' ' && input != '\t' && input != '\r' && input != '\n') break;
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size++;
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}
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if(size == 0) return false;
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self.remove(0, size);
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return true;
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}
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auto rstrip(string& self) -> bool {
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unsigned size = 0;
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while(size < self.size()) {
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bool matched = false;
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char input = self[self.size() - size - 1];
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if(input != ' ' && input != '\t' && input != '\r' && input != '\n') break;
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size++;
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}
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if(size == 0) return false;
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self.resize(self.size() - size);
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return true;
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}
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}
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#endif
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