diff options
Diffstat (limited to 'nix-utils.sh')
| -rw-r--r-- | nix-utils.sh | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/nix-utils.sh b/nix-utils.sh index d087bdf..2d84a43 100644 --- a/nix-utils.sh +++ b/nix-utils.sh @@ -2,6 +2,7 @@ Color_Off='\e[0m' Red='\e[0;31m' +Yellow='\e[0;33m' Green='\e[0;32m' stderr() { @@ -47,3 +48,31 @@ current_user_generation() { grep_generation "nix-env --list-generations" } +continue_question() { + local answer + echo -ne "${Yellow}$1 [yN]?:${Color_Off} " >&2 + read answer + echo "" + [[ "${answer}" =~ ^[Yy]$ ]] || return 1 +} + +ask_execute() { + q="$1"; shift + local answer + echo -ne "${Yellow}$q${Color_Off} [Yn]? " + read answer; echo + [[ ! "${answer}" =~ ^[Nn]$ ]] && eval $* +} + +__git() { + DIR=$1; shift + explain git --git-dir="$DIR/.git" --work-tree="$DIR" $* +} + +# Gets the current branch name or the hash of the current rev if there is no +# branch +__git_current_branch() { + REV=$(git --git-dir="$1/.git" --work-tree="$1" rev-parse --abbrev-ref HEAD) + ([[ "$REV" -eq "HEAD" ]] && \ + git --git-dir="$1/.git" --work-tree="$1" rev-parse HEAD) || echo "$REV" +} |