feat: add git-continue (#1176)

* feat: add git-continue

Also refactor `git-abort` to parse action from the called file name.

There's a promise for this in #865 but that was a long time ago.

* fix: add git-continue

address review comments, fix the script, remove unnecessary testpath
import.

Author: oikarinen

Commands.md

@@ -12,6 +12,7 @@
  - [`git clear-soft`](#git-clear-soft)
  - [`git coauthor`](#git-coauthor)
  - [`git commits-since`](#git-commits-since)
+ - [`git continue`](#git-continue)
  - [`git contrib`](#git-contrib)
  - [`git count`](#git-count)
  - [`git cp`](#git-cp)
@@ -415,9 +416,9 @@ $ git coauthor user [email protected]
  2 files changed, 145 insertions(+), 0 deletions(-)
  create mode 100644 README.md
  create mode 100644 CONTRIBUTING.md
- 
+
  $ git log -1
- 
+
 commit b62ceae2685e6ece071f3c3754e9b77fd0a35c88 (HEAD -> master)
 Author: user person <[email protected]>
 Date:   Sat Aug 17 17:33:53 2019 -0500
@@ -1368,7 +1369,7 @@ Switched to branch 'mr/51'
 With full URL, the head is fetched from a temporary remote pointing to the base URL.
 
 ``` bash
-$ git mr https://gitlab.com/owner/repository/merge_requests/51 
+$ git mr https://gitlab.com/owner/repository/merge_requests/51
 From gitlab.com:owner/repository
  * [new ref]         refs/merge-requests/51/head -> mr/51
 Switched to branch 'mr/51'
@@ -1623,3 +1624,7 @@ Abort current revert, rebase, merge or cherry-pick, without the need to find exa
 ## git magic
 
 Commits changes with a generated message.
+
+## git continue
+
+Continue current revert, rebase, merge or cherry-pick, without the need to find exact command in history.

bin/git-abort

@@ -1,17 +1,42 @@
 #!/usr/bin/env bash
 
-gitdir="$(git rev-parse --git-dir)" || exit
-opfound=
-fcnt=
-for i in cherry-pick merge rebase revert; do
-  f=${i^^}
-  f=${f/-/_}
-  test -f "${gitdir}/${f}_HEAD" && fcnt=1$fcnt && opfound=$i
-done
+set -euo pipefail
 
-if [ "${fcnt}" != 1 ]; then
-  echo "I don't know what to abort" >&2
-  exit 1
-fi
+function discover_op() {
+  local gitdir
+  # git rev-parse emits an error if not in a git repo so only need to bail out
+  gitdir="$(git rev-parse --git-dir)" || exit
+  local op
+  for op in cherry_pick merge rebase revert ; do
+      if [ -f "${gitdir}/${op^^}_HEAD" ]; then
+          echo "${op/_/-}"
+      fi
+  done
+}
 
-git "${opfound}" --abort
+function validate_op() {
+  local op="$1"
+  if [ -z "$op" ]; then
+    echo "No active operation found" >&2
+    exit 1
+  fi
+  if [[ "$(echo "$op" | wc -l)" -gt 1 ]]; then
+    echo "Multiple active operations found: $op" >&2
+    exit 1
+  fi
+}
+
+function discover_action() {
+    local action=${1/git-/}
+    if [ "$action" != "abort" ] && [ "$action" != "continue" ]; then
+        echo "Invalid action: $1" >&2
+        exit 1
+    fi
+    echo "$action"
+}
+
+action=$(discover_action "$(basename "$0")")
+op=$(discover_op)
+validate_op "$op"
+
+git "$op" "--$action"

bin/git-continue

@@ -0,0 +1 @@
+git-abort

etc/git-extras-completion.zsh

@@ -379,6 +379,7 @@ zstyle ':completion:*:*:git:*' user-commands $existing_user_commands \
     clear:'rigorously clean up a repository' \
     coauthor:'add a co-author to the last commit' \
     commits-since:'show commit logs since some date' \
+    continue:'continue current revert, merge, rebase, or cherry-pick process' \
     contrib:'show user contributions' \
     count:'show commit count' \
     create-branch:'create branches' \

man/git-continue.1

@@ -0,0 +1,19 @@
+.\" generated with Ronn-NG/v0.8.0
+.\" http://github.com/apjanke/ronn-ng/tree/0.8.0
+.TH "GIT\-CONTINUE" "1" "November 2024" "" "Git Extras"
+.SH "NAME"
+\fBgit\-continue\fR \- Continue current git operation
+.SH "SYNOPSIS"
+\fBgit\-continue\fR
+.SH "DESCRIPTION"
+Continue current git revert, rebase, merge or cherry\-pick process\.
+.SH "OPTIONS"
+There are no options, it just continues current operation\.
+.SH "EXAMPLES"
+\fBgit\-continue\fR
+.SH "AUTHOR"
+Written by oikarinen
+.SH "REPORTING BUGS"
+<\fI\%https://github\.com/tj/git\-extras/issues\fR>
+.SH "SEE ALSO"
+<\fI\%https://github\.com/tj/git\-extras\fR>

man/git-continue.html

@@ -0,0 +1,30 @@
+git-continue(1) -- Continue current git operation
+================================
+
+## SYNOPSIS
+
+`git-continue`
+
+## DESCRIPTION
+
+  Continue current git revert, rebase, merge or cherry-pick process.
+
+## OPTIONS
+
+  There are no options, it just continues current operation.
+
+## EXAMPLES
+
+  `git-continue`
+
+## AUTHOR
+
+Written by oikarinen
+
+## REPORTING BUGS
+
+&lt;<https://github.com/tj/git-extras/issues>&gt;
+
+## SEE ALSO
+
+&lt;<https://github.com/tj/git-extras>&gt;

man/git-continue.md

@@ -49,6 +49,8 @@ Change the default branch to \fB$BRANCH\fR\. If \fBgit\-extras\.default\-branch\
 .IP "\[ci]" 4
 \fBgit\-commits\-since(1)\fR Show commit logs since some date
 .IP "\[ci]" 4
+\fBgit\-continue(1)\fR Continue current git operation
+.IP "\[ci]" 4
 \fBgit\-contrib(1)\fR Show user's contributions
 .IP "\[ci]" 4
 \fBgit\-count(1)\fR Show commit count

man/git-extras.1

@@ -40,6 +40,7 @@ git-extras(1) -- Awesome GIT utilities
    - **git-clear(1)** Rigorously clean up a repository
    - **git-coauthor(1)** Add a co-author to the last commit
    - **git-commits-since(1)** Show commit logs since some date
+   - **git-continue(1)** Continue current git operation
    - **git-contrib(1)** Show user's contributions
    - **git-count(1)** Show commit count
    - **git-cp(1)** Copy a file keeping its history