57 lines
1.4 KiB
Text
57 lines
1.4 KiB
Text
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#!/usr/bin/env bash
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set -eo pipefail
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# SYNTAX:
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# catch STDOUT_VARIABLE STDERR_VARIABLE COMMAND [ARG1[ ARG2[ ...[ ARGN]]]]
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catch() {
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{
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IFS=$'\n' read -r -d '' "${1}";
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IFS=$'\n' read -r -d '' "${2}";
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(IFS=$'\n' read -r -d '' _ERRNO_; return ${_ERRNO_});
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} < <((printf '\0%s\0%d\0' "$(((({ shift 2; "${@}"; echo "${?}" 1>&3-; } | tr -d '\0' 1>&4-) 4>&2- 2>&1- | tr -d '\0' 1>&4-) 3>&1- | exit "$(cat)") 4>&1-)" "${?}" 1>&2) 2>&1)
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}
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# " This line fixes my syntax highlighting
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# Only log rails generator commands (for now)
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should_log() {
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cmd=$(basename ${1})
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if [ "${cmd}" == "rails" ];then
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case ${2} in
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g | generate | d | delete)
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echo 0
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;;
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*)
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echo 1
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;;
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esac
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else
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echo 1
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fi
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}
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# Execute catching output and error seperately
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catch output errors "$@"
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exit_code=$?
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# Show the command's output
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cat <<< ${output}
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if [ ${exit_code} -eq 0 ] && [ -z "${errors}" ];then
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# Was the command interesting?
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log_it=$(should_log $@)
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if [ ${log_it} -eq 0 ]; then
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# Log date, command and output
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comment="# $(date)"
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msg="$@"
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printf "${comment}\n${msg}\n" >> /app/config/generation.sh
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cat <<< "${output}" | sed -e 's/^#*/# /' >> /app/config/generation.sh
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fi
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else
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# Show the error.
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# TODO: Ask user if the command should be stored anyways
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echo "The command exited with \"${exit_code}\" wrote the following to STDERR:"
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cat <<< "${errors}"
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fi
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