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Merge remote-tracking branch 'ni/master'

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lassulus 2017-10-18 19:54:20 +02:00
commit d380d6060e
1 changed files with 13 additions and 12 deletions
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25
krebs/5pkgs/simple/git-preview/default.nix
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@ -1,15 +1,16 @@
{ coreutils, git, stdenv, writeDashBin }: { coreutils, git, writeDashBin }:
writeDashBin "git-preview" '' writeDashBin "git-preview" ''
PATH=${stdenv.lib.makeBinPath [ set -efu
coreutils head_commit=$(${git}/bin/git log -1 --format=%H)
git merge_commit=$1; shift
]}''${PATH+:$PATH} merge_message='Merge for git-preview'
hashes=$(git log --format=%h "..$1") preview_dir=$(${coreutils}/bin/mktemp --tmpdir -d git-preview.XXXXXXXX)
end=$(echo "$hashes" | head -1) preview_name=$(${coreutils}/bin/basename "$preview_dir")
start=$(echo "$hashes" | tail -1) ${git}/bin/git worktree add --detach -f "$preview_dir" 2>/dev/null
# exit if no diff was found ${git}/bin/git -C "$preview_dir" checkout -q "$head_commit"
test -z "$start" && exit 0 ${git}/bin/git -C "$preview_dir" merge -qm "$merge_message" "$merge_commit"
shift ${git}/bin/git -C "$preview_dir" diff "$head_commit.." "$@"
git diff "$start^..$end" "$@" ${coreutils}/bin/rm -fR "$preview_dir"
${coreutils}/bin/rm -R .git/worktrees/"$preview_name"
'' ''