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diff --git a/doc/user/project/merge_requests.md b/doc/user/project/merge_requests.md new file mode 100644 index 00000000000..ecccc96582c --- /dev/null +++ b/doc/user/project/merge_requests.md @@ -0,0 +1,90 @@ +# Merge Requests + +Merge requests allow you to exchange changes you made to source code + +## Only allow merge requests to be merged if the build succeeds + +You can prevent merge requests from being merged if their build did not succeed +in the project settings page. + +![only_allow_merge_if_build_succeeds](merge_requests/img/only_allow_merge_if_build_succeeds.png) + +Navigate to project settings page and select the `Only allow merge requests to be merged if the build succeeds` check box. + +Please note that you need to have builds configured to enable this feature. + +## Checkout merge requests locally + +### By adding a git alias + +Add the following alias to your `~/.gitconfig`: + +``` +[alias] + mr = !sh -c 'git fetch $1 merge-requests/$2/head:mr-$1-$2 && git checkout mr-$1-$2' - +``` + +Now you can check out a particular merge request from any repository and any remote, e.g. to check out a merge request number 5 as shown in GitLab from the `upstream` remote, do: + +``` +$ git mr upstream 5 +``` + +This will fetch the merge request into a local `mr-upstream-5` branch and check it out. + +### By modifying `.git/config` for a given repository + +Locate the section for your GitLab remote in the `.git/config` file. It looks like this: + +``` +[remote "origin"] + url = https://gitlab.com/gitlab-org/gitlab-ce.git + fetch = +refs/heads/*:refs/remotes/origin/* +``` + +Now add the line `fetch = +refs/merge-requests/*/head:refs/remotes/origin/merge-requests/*` to this section. + +It should look like this: + +``` +[remote "origin"] + url = https://gitlab.com/gitlab-org/gitlab-ce.git + fetch = +refs/heads/*:refs/remotes/origin/* + fetch = +refs/merge-requests/*/head:refs/remotes/origin/merge-requests/* +``` + +Now you can fetch all the merge requests: + +``` +$ git fetch origin +From https://gitlab.com/gitlab-org/gitlab-ce.git + * [new ref] refs/merge-requests/1/head -> origin/merge-requests/1 + * [new ref] refs/merge-requests/2/head -> origin/merge-requests/2 +... +``` + +To check out a particular merge request: + +``` +$ git checkout origin/merge-requests/1 +``` + +## Ignore whitespace changes in Merge Request diff view + +![MR diff](merge_requests/img/merge_request_diff.png) + +If you click the "Hide whitespace changes" button, you can see the diff without whitespace changes. + +![MR diff without whitespace](merge_requests/img/merge_request_diff_without_whitespace.png) + +It is also working on commits compare view. + +![Commit Compare](merge_requests/img/commit_compare.png) + +## Merge Requests versions + +Every time you push to merge request branch, a new version of merge request diff +is created. When you visit the merge request page you see latest version of changes. +However you can select an older one from version dropdown + +![Merge Request Versions](merge_requests/img/versions.png) |