lix/src/libcmd/editor-for.cc

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#include "util.hh"
#include "editor-for.hh"
namespace nix {
Strings editorFor(const Path & file, uint32_t line)
{
auto editor = getEnv("EDITOR").value_or("cat");
auto args = tokenizeString<Strings>(editor);
if (line > 0 && (
editor.find("emacs") != std::string::npos ||
editor.find("nano") != std::string::npos ||
editor.find("vim") != std::string::npos ||
editor.find("kak") != std::string::npos))
args.push_back(fmt("+%d", line));
args.push_back(file);
return args;
}
}