43 lines
935 B
C++
43 lines
935 B
C++
#pragma once
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#include <ios>
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#include <string>
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namespace YAML
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{
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// a simple buffer wrapper that knows how big it is
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struct Buffer {
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Buffer(const char *b, int s): buffer(b), size(s) {}
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operator bool() const { return size > 0; }
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bool operator !() const { return !static_cast <bool> (*this); }
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char operator [] (int i) const { return buffer[i]; }
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const Buffer operator + (int offset) const { return Buffer(buffer + offset, size - offset); }
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Buffer& operator ++ () { ++buffer; --size; return *this; }
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const char *buffer;
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int size;
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};
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class Stream
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{
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public:
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Stream(std::istream& input);
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~Stream();
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operator bool() const;
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bool operator !() const { return !static_cast <bool>(*this); }
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const Buffer current() const { return Buffer(buffer + pos, size - pos); }
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char peek();
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char get();
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std::string get(int n);
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void eat(int n = 1);
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int pos, line, column, size;
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private:
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char *buffer;
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};
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}
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