lib/dependencies.sh


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#!/usr/bin/env sh

ensure_command_exists() {
  _cmd=$1
  _ret=0
  if [ -z "${_cmd}" ]; then
    _execution_error error=missing_argument function=ensure_command_exists argument=cmd
  fi
  if ! which "$1" > /dev/null 2>&1; then
    _execution_error error=missing_dependency dependency="${_cmd}"
  fi
}