diskutil volume info

volinfo.sh

#!/bin/sh

function volInfo() {
  # Flags for verbose output
  local verbose=false

  # Process optional parameters
  while (( "$#" )); do
    case "$1" in
      --show-name | --verbose | -v | -s)
        verbose=true
        shift
        ;;
      *)
        break
        ;;
    esac
  done

  # Store the disks to process
  local disks=("$@")

  # Initialize the output variable
  local output=""

  # Process each disk
  for disk in "${disks[@]}"; do
    # Capture the output of diskutil
    local disk_info
    disk_info=$(diskutil info "$disk")

    # Extract the Volume Name
    local volume_name
    volume_name=$(echo "$disk_info" | grep "Volume Name:" | awk -F: '{print $2}' | xargs)

    # Extract the Volume UUID
    local volume_uuid
    volume_uuid=$(echo "$disk_info" | grep "Volume UUID:" | awk -F: '{print $2}' | xargs)

    # Append to output
    if $verbose; then
      output+="${volume_uuid}: ${volume_name}\n"
    else
      output+="${volume_uuid} "
    fi

    unset disk_info
    unset volume_uuid
    unset volume_name
  done

  # Print the output
  if $verbose; then
    printf "%b\n" "$output"
  else
    printf "%s" "${output% }" # Remove trailing space
  fi
}