56 lines
979 B
C
56 lines
979 B
C
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#pragma once
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#include <ios>
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#include <string>
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#include <stack>
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namespace YAML
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{
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class Node;
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const std::string DocStart = "---";
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const std::string DocEnd = "...";
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const char SeqToken = '-';
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enum CONTEXT { C_BLOCK, C_FLOW };
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class Parser
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{
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public:
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struct State
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{
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State(CONTEXT context_, int indent_, bool startingNewLine_)
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: context(context_), indent(indent_), startingNewLine(startingNewLine_) {}
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CONTEXT context;
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int indent;
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bool startingNewLine;
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};
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public:
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Parser(std::istream& in);
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~Parser();
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operator bool () const;
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bool operator !() const;
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// parse helpers
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static bool IsWhitespace(char ch);
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void Putback(const std::string& str);
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void StripWhitespace(int n = -1);
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int GetNumOfSpaces();
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bool SeqContinues();
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// readers
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Node *ReadNextNode();
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std::string ReadNextToken();
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private:
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bool m_ok;
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std::istream& INPUT;
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std::stack <State> m_state;
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};
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}
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