harn-stdlib 0.10.118

Embedded Harn standard library source catalog
Documentation 
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/**
 * Normalize the combined inline output carried by a command result.
 *
 * @effects: []
 * @errors: []
 */
pub fn command_combined(result: dict?) -> string {
  if result?.combined != nil {
    return result.combined
  }
  if result?.inline_output != nil {
    return result.inline_output
  }
  const {stdout = "", stderr = ""} = result ?? {}
  return stdout + stderr
}

/**
 * command_output_text returns stdout, stderr, combined, tail, or failure_tail from a command result.
 *
 * @effects: []
 * @errors: []
 */
pub fn command_output_text_impl(result: dict?, stream: string = "combined") -> string {
  const mode = stream ?? "combined"
  if mode == "stdout" {
    return result?.stdout ?? ""
  }
  if mode == "stderr" {
    return result?.stderr ?? ""
  }
  if mode == "tail" {
    return result?.tail ?? ""
  }
  if mode == "failure_tail" {
    return result?.failure_tail ?? result?.tail ?? ""
  }
  return command_combined(result)
}