meta::parser::unary_chain_remover Class Reference

Transforms trees by removing any unary X -> X rules. More...

#include <unary_chain_remover.h>

Inheritance diagram for meta::parser::unary_chain_remover:

Public Member Functions
std::unique_ptr< node >	operator() (const leaf_node &) override
std::unique_ptr< node >	operator() (const internal_node &) override

Additional Inherited Members
Public Types inherited from meta::parser::const_visitor< std::unique_ptr< node > >
using	result_type = std::unique_ptr< node >
	The result of running the visitor over the tree.

Detailed Description

Transforms trees by removing any unary X -> X rules.

These may arise from filtering out trace/empty nodes, for example, and may cause problems in parsing if they persist.

Member Function Documentation

std::unique_ptr< node > meta::parser::unary_chain_remover::operator() ( const leaf_node &  )

overridevirtual

Returns

the result of running the visitor on the supplied leaf node

Implements meta::parser::tree_transformer.

std::unique_ptr< node > meta::parser::unary_chain_remover::operator() ( const internal_node &  )

overridevirtual

Returns

the result of running the visitor on the supplied internal node

Implements meta::parser::tree_transformer.

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The documentation for this class was generated from the following files:

• /home/chase/projects/meta/include/parser/trees/visitors/unary_chain_remover.h
• /home/chase/projects/meta/src/parser/trees/visitors/unary_chain_remover.cpp