branch-Switch.nu

def s [match?: string] {
  if ($match == null) {
    git rev-parse --abbrev-ref HEAD | str trim
  } else {
    let $branches = git branch | grep -i $match | tr '*' ' ' | lines | str trim
    let $length = $branches | length
    if ($length == 0) {
      "No branch found with hint"
    } else if ($length == 1) {
      git checkout $branches.0
    } else if ($branches | any {|b| $b == $match}) {
      git checkout $match
    } else {
      git checkout ($branches | to text | gum filter --placeholder "Several branches matched. Pick the one you want.")
    }
  }
}

branch-Switch.sh

s() {(
  COLOR_RED="\u001b[31m"
  COLOR_RESET="\u001b[0m"

  set -e

  if [[ $# -gt 1 ]]
  then
    echo "${COLOR_RED}s accepts 0 or 1 argument${COLOR_RESET}"
    exit
  fi

  if [[ $# -eq 1 ]]
  then
    hint=$1
  else
    hint="DEV-"
  fi

  integer occs=$(git branch | grep -i $hint | wc -l)
  if [[ $occs -eq 0 ]]
  then
    echo "${COLOR_RED}s: no match found${COLOR_RESET}"
    exit
  elif [[ $occs -eq 1 ]]
  then
    branch=$(git branch | grep -i $hint | sed 's/*//' | xargs) # XXX that `xargs` is a hack to trim
  else
    branch=$(git branch | grep -i $hint | sed 's/*//' | awk '{print $1}' | gum filter --placeholder "Multiple branch matching, pick one")
  fi

  if [[ -z "$branch" ]] then
    echo "${COLOR_RED}s: no branch selected${COLOR_RESET}"
    exit
  fi

  git checkout $branch
)}