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50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
#pragma once
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#include <DB/Parsers/IAST.h>
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#include <DB/Parsers/ASTFunction.h>
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namespace DB
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{
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/** Пара из имени и типа. Например, browser FixedString(2).
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*/
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class ASTNameTypePair : public IAST
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{
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public:
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/// имя
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String name;
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/// тип
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ASTPtr type;
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ASTNameTypePair() = default;
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ASTNameTypePair(const StringRange range_) : IAST(range_) {}
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/** Получить текст, который идентифицирует этот элемент. */
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String getID() const override { return "NameTypePair_" + name; }
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ASTPtr clone() const override
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{
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ASTNameTypePair * res = new ASTNameTypePair(*this);
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ASTPtr ptr{res};
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res->children.clear();
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if (type) { res->type = type->clone(); res->children.push_back(res->type); }
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return ptr;
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}
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protected:
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void formatImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override
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{
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std::string indent_str = settings.one_line ? "" : std::string(4 * frame.indent, ' ');
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settings.ostr << settings.nl_or_ws << indent_str << backQuoteIfNeed(name) << " ";
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type->formatImpl(settings, state, frame);
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}
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};
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}
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