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| TupFilter (Function< bool(ArgTypes...)> &filter, Value< value_type > *arg, const std::string alias) |
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| DerivedValue (const std::string &name, const std::string &alias="") |
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void | log () |
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std::vector< std::tuple< ArgTypes... > > & | get_value () |
| Calculate, if necessary, and return the value held by this object.
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| Value (const std::string &name, const std::string &alias="") |
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void | enable_logging (const std::function< std::string(std::vector< std::tuple< ArgTypes... > >)> &value_to_string=[](std::vector< std::tuple< ArgTypes... > >){return "";}) |
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void | disable_logging () |
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template<typename... ArgTypes>
class fv::TupFilter< ArgTypes >
Returns the elements in a vector that pass a test function.
The elements on the vector must be tuples. Typically this will be used in conjunction with Zip and Map.
template<typename... ArgTypes>
Updates the internal value.
This function should be overridden by any child class to do the actual work of updating value based on whatever rules the class chooses. Normally, this consists of geting the values from some associated Value objects, doing some calculation on them, and storing the result in value.
Implements fv::DerivedValue< std::vector< std::tuple< ArgTypes... > > >.