changed git-squash(1)

Readme.md

@@ -202,10 +202,6 @@ $ git commits-since yesterday
 TJ Holowaychuk - Fixed readme
 ```
 
-## git-squash [msg]
-
- Squashes the current branch into a single commit with the given `[msg]`.
-
 ## git-count
 
 Output commit count:
@@ -353,7 +349,7 @@ Create empty local branch `name`:
 $ git fresh-branch docs
 ```
 
-## git-graft <src-branch> <dest-branch>
+## git-graft <src-branch> [dest-branch]
 
 Merge commits from `src-branch` into `dest-branch`. (`dest-branch` defaults to `master`.)
 
@@ -362,6 +358,15 @@ $ git graft new_feature dev
 $ git graft new_feature
 ```
 
+## git-squash <src-branch> [msg]
+
+Merge commits from `src-branch` into the current branch as a _single_ commit. When `[msg]` is given `git-commit(1)` will be invoked with that message. This is useful when small individual commits within a topic branch are irrelevant and you want to consider the topic as a single change.
+
+```bash
+$ git squash fixed-cursor-styling
+$ git squash fixed-cursor-styling "Fixed cursor styling"
+```
+
 ## git-changelog
 
 Populate a file whose name matches `change|history -i_` with commits

bin/git-squash

@@ -1,10 +1,12 @@
 #!/bin/sh
 
-# TODO: warn on master
+src=$1
+msg=$2
 
-branch=`git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'`
-msg=${1-Squashed $branch}
-git checkout -b squash-tmp master \
-  && git merge --squash $branch \
-  && git commit -m $msg \
-  && git branch -M $branch
+test -z $src && echo "source branch required." && exit 1
+
+git merge --squash $src && git branch -d $src
+
+if test -n $msg
+  git commit -a -m "$msg"
+fi