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neovim-flake/docs/html-open-tool.nix
2023-12-09 22:03:58 +03:00

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Nix

{
writeShellScriptBin,
makeDesktopItem,
symlinkJoin,
}: {
html,
pathName ? "neovim-flake",
projectName ? pathName,
name ? "${pathName}-help",
}: let
helpScript = writeShellScriptBin name ''
set -euo pipefail
if [[ ! -v BROWSER || -z $BROWSER ]]; then
for candidate in xdg-open open w3m; do
BROWSER="$(type -P $candidate || true)"
if [[ -x $BROWSER ]]; then
break;
fi
done
fi
if [[ ! -v BROWSER || -z $BROWSER ]]; then
echo "$0: unable to start a web browser; please set \$BROWSER"
exit 1
else
exec "$BROWSER" "${html}/share/doc/${pathName}/index.xhtml"
fi
'';
desktopItem = makeDesktopItem {
name = "${pathName}-manual";
desktopName = "${projectName} Manual";
genericName = "View ${projectName} documentation in a web browser";
icon = "nix-snowflake";
exec = "${helpScript}/bin/${name}";
categories = ["System"];
};
in
symlinkJoin {
inherit name;
paths = [helpScript desktopItem];
}