env_subst.hpp File Reference

${VAR} environment substitution for [venues. More...

#include "fastmm/core/result.hpp"
#include <cstdlib>
#include <string>
#include <string_view>

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Namespaces
namespace	fastmm

Functions
Result< std::string, std::string >	fastmm::substitute_env (std::string_view in)
	Returns the substituted string, or the name of the first missing variable.
bool	fastmm::has_env_reference (std::string_view s) noexcept

Detailed Description

${VAR} environment substitution for [venues.

*] string values (8.7). Only exact ${NAME} tokens are replaced; a missing variable is an error (never silently empty).