wp-cli-stderr-and-stdout.sh

#!/bin/bash
set -eou pipefail

# shellcheck disable=SC2155
readonly WP_WORKSPACE=$(mktemp -d /tmp/wpworkspace_XXXXXXX)

# Trap any exit and print the temporary workspace path back to the terminal
trap 'echo "

Working Directory: ${WP_WORKSPACE}"' EXIT


wp core download --path="${WP_WORKSPACE}"
wp config create \
    --path="${WP_WORKSPACE}" \
    --dbname="foo" \
    --dbuser="foo" \
    --dbpass="foo" \
    --dbhost="localhost" \
    --skip-check \
    --extra-php << PHP
trigger_error('Take Note.', E_USER_NOTICE);
trigger_error('You have been warned.', E_USER_WARNING);
PHP
cd "${WP_WORKSPACE}"

echo "> Notices are printed twice"
wp config get table_prefix
echo

echo "> Redirecting Stderr works, but errors are also in stdout"
wp config get table_prefix 2> /dev/null
echo

echo "> Capturing the command output for future use is broken notices"
PREFIX=$(wp config get table_prefix 2> /dev/null)
echo "${PREFIX}"
echo

echo "> Sending only stdout to a file also sends errors"
wp config get table_prefix > ./prefix.txt
echo ---
cat prefix.txt
echo

cd -
echo "end of script"