60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <string>
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#include <vector>
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namespace facebook {
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namespace react {
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class DebugStringConvertible;
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using SharedDebugStringConvertible = std::shared_ptr<const DebugStringConvertible>;
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using SharedDebugStringConvertibleList = std::vector<const SharedDebugStringConvertible>;
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// Abstract class describes conformance to DebugStringConvertible concept
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// and implements basic recursive debug string assembly algorithm.
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// Use this as a base class for providing a debugging textual representation
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// of your class.
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// TODO (#26770211): Clear up the naming.
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class DebugStringConvertible {
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public:
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// Returns a name of the object.
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// Default implementation returns "Node".
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virtual std::string getDebugName() const;
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// Returns a value assosiate with the object.
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// Default implementation returns an empty string.
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virtual std::string getDebugValue() const;
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// Returns a list of `DebugStringConvertible` objects which can be considered
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// as *children* of the object.
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// Default implementation returns an empty list.
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virtual SharedDebugStringConvertibleList getDebugChildren() const;
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// Returns a list of `DebugStringConvertible` objects which can be considered
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// as *properties* of the object.
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// Default implementation returns an empty list.
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virtual SharedDebugStringConvertibleList getDebugProps() const;
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// Returns a string which represents the object in a human-readable way.
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// Default implementation returns a description of the subtree
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// rooted at this node, represented in XML-like format.
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virtual std::string getDebugDescription(int level = 0) const;
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// Do same as `getDebugDescription` but return only *children* and
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// *properties* parts (which are used in `getDebugDescription`).
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virtual std::string getDebugPropsDescription(int level = 0) const;
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virtual std::string getDebugChildrenDescription(int level = 0) const;
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};
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} // namespace react
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} // namespace facebook
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