environment_mapper_factory Class Reference

Makes environment mappers for program options. More...

#include <environment_mapper_factory.hpp>

Collaboration diagram for environment_mapper_factory:

Static Public Member Functions
static std::function< std::string(const std::string &)>	make_mapper (const std::string app_name)
	Creates an environment variable name mapping function.

Detailed Description

Makes environment mappers for program options.

Note

Logging is not available during configuration.

Member Function Documentation

make_mapper()

std::function< std::string(const std::string &)> make_mapper ( const std::string  app_name )

static

Creates an environment variable name mapping function.

Maps environment variables with ORES_ prefix to command-line option names. For example: ORES_DB_PASSWORD -> db-password

Parameters

app_name

name of the app, in capitals, e.g. CLI.

Returns

Function that maps environment variable names to option names.