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Use window size

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This commit is contained in:
Jeremy Kolb 2024-08-06 09:39:42 -04:00
parent 1c5f1de43f
commit 9bf6684b08
1 changed files with 4 additions and 1 deletions
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src/nix/flake.cc
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@ -1263,8 +1263,11 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
attrPath.size() >= 1 && attrPathS[0] == "hydraJobs" ? "derivation" :
"package";
if (description && !description->empty()) {
// Maximum length to print
size_t maxLength = getWindowSize().second;
if (maxLength == 0)
maxLength = 77;
// Trim the string and only display the first line of the description.
const size_t maxLength = 77;
auto trimmed = nix::trim(*description);
auto newLinePos = trimmed.find('\n');
auto length = newLinePos != std::string::npos ? newLinePos : trimmed.length();