git completions installed

.config/fish/functions/git_current_branch.fish

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+function git_current_branch -d 'Detect name of current branch of current git repository'
+  echo (git branch --show-current)
+end

.config/fish/functions/git_develop_branch.fish

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+function git_develop_branch -d 'Detect name of develop branch of current git repository'
+  command git rev-parse --git-dir &>/dev/null || return
+  for branch in dev devel development
+    if command git show-ref -q --verify refs/heads/$branch
+      echo $branch
+      return
+    end
+  end
+  echo develop
+end

.config/fish/functions/git_feature_branch_prepend.fish

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+function git_feature_branch_prepend -d 'Detect prepend of feature branches of git repository'
+  command git rev-parse --git-dir &>/dev/null || return
+  if string match -q '*/feat/*' (git show-ref)
+    echo feat
+    return
+  end
+  echo feature
+end
+

.config/fish/functions/git_main_branch.fish

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+function git_main_branch -d 'Detect name of main branch of current git repository'
+  # heuristic to return the name of the main branch
+  command git rev-parse --git-dir &> /dev/null || return
+  for ref in refs/{heads,remotes/{origin,upstream}}/{main,master,trunk}
+    if command git show-ref -q --verify $ref
+      echo (string split -r -m1 -f2 / $ref)
+      return
+    end
+  end
+  echo main
+end