ClickHouse/dbms/src/Parsers/formatAST.h
2017-12-08 01:11:51 +03:00

19 lines
528 B
C++

#pragma once
#include <ostream>
#include <Parsers/IAST.h>
namespace DB
{
/** Takes a syntax tree and turns it back into text.
* In case of INSERT query, the data will be missing.
*/
void formatAST(const IAST & ast, std::ostream & s, bool hilite = true, bool one_line = false);
inline std::ostream & operator<<(std::ostream & os, const IAST & ast) { return formatAST(ast, os, false, true), os; }
inline std::ostream & operator<<(std::ostream & os, const ASTPtr & ast) { return formatAST(*ast, os, false, true), os; }
}