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nix/subprojects/libflake/flake/url-name.hh
John Ericson 84e2963f8e Move /src to /subprojects
This will facilitate breaking up Nix into multiple packages for each
component with Meson.
2024-10-09 17:38:55 -04:00

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656 B
C++

#include "url.hh"
#include "url-parts.hh"
#include "util.hh"
#include "split.hh"
namespace nix {
/**
* Try to extract a reasonably unique and meaningful, human-readable
* name of a flake output from a parsed URL.
* When nullopt is returned, the callsite should use information available
* to it outside of the URL to determine a useful name.
* This is a heuristic approach intended for user interfaces.
* @return nullopt if the extracted name is not useful to identify a
* flake output, for example because it is empty or "default".
* Otherwise returns the extracted name.
*/
std::optional<std::string> getNameFromURL(const ParsedURL & url);
}