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token.h 1.33 KB
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#pragma once

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#include <ios>
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#include <string>
#include <vector>
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namespace YAML
{
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	enum TOKEN_STATUS { TS_VALID, TS_INVALID, TS_UNVERIFIED };
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	enum TOKEN_TYPE {
		TT_DIRECTIVE,
		TT_DOC_START,
		TT_DOC_END,
		TT_BLOCK_SEQ_START,
		TT_BLOCK_MAP_START,
		TT_BLOCK_END,
		TT_BLOCK_ENTRY,
		TT_FLOW_SEQ_START,
		TT_FLOW_MAP_START,
		TT_FLOW_SEQ_END,
		TT_FLOW_MAP_END,
		TT_FLOW_ENTRY,
		TT_KEY,
		TT_VALUE,
		TT_ANCHOR,
		TT_ALIAS,
		TT_TAG,
		TT_SCALAR,
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	};

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	const std::string TokenNames[] = {
		"DIRECTIVE",
		"DOC_START",
		"DOC_END",
		"BLOCK_SEQ_START",
		"BLOCK_MAP_START",
		"BLOCK_END",
		"BLOCK_ENTRY",
		"FLOW_SEQ_START",
		"FLOW_MAP_START",
		"FLOW_SEQ_END",
		"FLOW_MAP_END",
		"FLOW_ENTRY",
		"KEY",
		"VALUE",
		"ANCHOR",
		"ALIAS",
		"TAG",
		"SCALAR",
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	};
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	struct Token {
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		Token(TOKEN_TYPE type_, int line_, int column_): status(TS_VALID), type(type_), line(line_), column(column_) {}
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		friend std::ostream& operator << (std::ostream& out, const Token& token) {
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			out << TokenNames[token.type] << std::string(": ") << token.value;
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			for(unsigned i=0;i<token.params.size();i++)
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				out << std::string(" ") << token.params[i];
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			return out;
		}
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		TOKEN_STATUS status;
		TOKEN_TYPE type;
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		int line, column;
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		std::string value;
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		std::vector <std::string> params;
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	};
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}