entrypoint.sh

#!/usr/bin/env bash


#
# See https://github.com/bash-utilities/failure for updates of following function
#


# Bash Trap Failure, a submodule for other Bash scripts tracked by Git
# Copyright (C) 2023  S0AndS0
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation; version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.


## Outputs Front-Mater formatted failures for functions not returning 0
## Use the following line after sourcing this file to set failure trap
##    trap 'failure "LINENO" "BASH_LINENO" "${?}"' ERR
failure(){
    local -n _lineno="${1:-LINENO}"
    local -n _bash_lineno="${2:-BASH_LINENO}"
    local _code="${3:-0}"

    ## Workaround for read EOF combo tripping traps
    if ! ((_code)); then
        return "${_code}"
    fi

    local -a _output_array=()
    _output_array+=(
        '---'
        "lines_history: [${_lineno} ${_bash_lineno[*]}]"
        "function_trace: [${FUNCNAME[*]}]"
        "exit_code: ${_code}"
    )

    if [[ "${#BASH_SOURCE[@]}" -gt '1' ]]; then
        _output_array+=('source_trace:')
        for _item in "${BASH_SOURCE[@]}"; do
            _output_array+=("  - ${_item}")
        done
    else
        _output_array+=("source_trace: [${BASH_SOURCE[*]}]")
    fi

    _output_array+=('---')
    printf '%s\n' "${_output_array[@]}" >&2
    exit "${_code}"
}
trap 'failure "LINENO" "BASH_LINENO" "${?}"' ERR
set -Ee -o functrace


#
# Find the config file, install dependencies and build
#


if (( ${#INPUT_SOURCE} )) && [[ "${PWD}" != "${INPUT_SOURCE}" ]]; then
    cd "${INPUT_SOURCE}"
fi
printf 'Current working directory: %s\n' "${PWD}"


if [ -f "_config.yml" ]; then
    _config_file="_config.yml"
elif [ -f "_config.yaml" ]; then
    _config_file="_config.yaml"
else
    printf >&2 'No _config.yml or _config.yaml file found\n'; exit 1
fi


bundle install

[[ -n "${INPUT_JEKYLL_GITHUB_TOKEN}" ]] && export JEKYLL_GITHUB_TOKEN="${INPUT_JEKYLL_GITHUB_TOKEN}"

bundle exec jekyll build --destination "${INPUT_DESTINATION}" --config "${_config_file}"