<a href="#Keywords">keyword</a> and the opening brace of the block
of an "if", "for", or "switch" statement, and the composite literal
is not enclosed in parentheses, square brackets, or curly braces.
In this rare case, the opening brace of the literal is erroneously parsed
as the one introducing the block of statements. To resolve the ambiguity,
the composite literal must appear within parentheses.
</p>

    KUBE_MANIFESTS_TAR_HASH=$(curl "${KUBE_MANIFESTS_TAR_URL}" --silent --show-error | ${sha512sum})
    KUBE_MANIFESTS_TAR_HASH=${KUBE_MANIFESTS_TAR_HASH%%[[:blank:]]*}
  else
    echo "Version doesn't match regexp" >&2
    exit 1
  fi
  if ! SERVER_BINARY_TAR_HASH=$(curl -Ss --fail "${SERVER_BINARY_TAR_URL}.sha512"); then
    echo "Failure trying to curl release .sha512"
  fi

# files.

set -o errexit
set -o nounset
set -o pipefail

### Hardcoded constants
METADATA_SERVER_IP="${METADATA_SERVER_IP:-169.254.169.254}"

# Standard curl flags.
CURL_FLAGS='--fail --silent --show-error --retry 5 --retry-delay 3 --connect-timeout 10 --retry-connrefused'

function convert-manifest-params {
  # A helper function to convert the manifest args from a string to a list of