Helpers for Buildkite Plugins

plugin_read_list.sh

# Reads either a value or a list from plugin config

function plugin_read_list() {
  local prefix="BUILDKITE_PLUGIN_GOLANG_BUILD_$1"
  local parameter="${prefix}_0"

  if [[ -n "${!parameter:-}" ]]; then
    local i=0
    local parameter="${prefix}_${i}"
    while [[ -n "${!parameter:-}" ]]; do
      echo "${!parameter}"
      i=$((i+1))
      parameter="${prefix}_${i}"
    done
  elif [[ -n "${!prefix:-}" ]]; then
    echo "${!prefix}"
  fi
}