validate-renovate-custom-managers.yml

name: validate-renovate-custom-managers.yml
on:
  pull_request:
    paths:
      - renovate.json
      - .github/workflows/validate-renovate-custom-managers.yml

permissions:
  contents: read

jobs:
  validate:
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - name: check
        run: |
          if [ -z "$TERM" ]; then
            export TERM=xterm
          fi
          root_file="$(mktemp)"
          git_root="$(git rev-parse --show-toplevel)"
          jq '[.customManagers | .[] | select(.customType == "regex")]' < "$git_root/renovate.json" > "$root_file"
          count_item="$(jq 'length' < "$root_file")"
          all_files_temp="$(mktemp)"
          find "$(git rev-parse --show-toplevel)" -type f -print0 > "$all_files_temp"
          # echo "pointer: $all_files_temp"
          # shellcheck disable=SC2016
          strip_git_root_query='[inputs | select(length>0)]'\
          ' | map(. | sub(("^" + '\
          '($root | reduce ("\\\\", "\\*", "\\^", "\\?", "\\+", "\\.", "\\!", "\\{", "\\}", "\\[", "\\]", "\\$", "\\|", "\\(", "\\)" ) as $c '\
          '(.; gsub($c; $c)) ) + "/"); "" )) | .[]'
          all_files_matcher_temp="$(mktemp)"
          tr '\0' '\n' < "$all_files_temp" | jq --arg root "$git_root" -Rr "$strip_git_root_query" > "$all_files_matcher_temp"
          item_file="$(mktemp)"
          err_msg_header="$(tput setab 124)$(tput setaf 15)[ERROR]$(tput sgr0)"
          errors=""
          LF=$'\n'
          # cat "$root_file"
          for ((of_item=0; of_item < "$count_item"; of_item++)); do
          grep_temp="$(mktemp)"
          jq --arg of_item "$of_item" '.[$of_item | tonumber]' < "$root_file" > "$item_file"
          # echo "item:"
          # cat "$item_file"
          # echo "----"
          count_file_match="$(jq -r '.fileMatch | length' < "$item_file")"
          for ((of_file_match=0; of_file_match < "$count_file_match"; of_file_match++)); do
            current_regex="$(jq -r --arg i "$of_file_match" '.fileMatch[$i | tonumber]' < "$item_file")"
            # echo "regex: $current_regex"
            grep -aE "$current_regex" < "$all_files_matcher_temp" >> "$grep_temp" || {
              colored_regex="$(tput setaf 214)${current_regex}$(tput sgr0)"
              errors="${errors}${err_msg_header} .customManagers[${of_item}].fileMatch[${of_file_match}] (${colored_regex}) does not match to any files.$LF"
            }
            done
          
            if [ -n "$errors" ]; then break; fi
            count_string_match="$(jq -r '.matchStrings | length' < "$item_file")"
            for ((of_string_match=0; of_string_match < "$count_string_match"; of_string_match++)); do
              current_regex="$(jq -r --arg i "$of_string_match" '.matchStrings[$i | tonumber]' < "$item_file")"
              xargs grep -Pzo "$current_regex" < "$grep_temp" || {
                colored_regex="$(tput setaf 214)${current_regex}$(tput sgr0)"
                errors="${errors}${err_msg_header} .customManagers[${of_item}].matchStrings[${of_string_match}] (${colored_regex}) does not match to following files:$LF$(sed -E 's/^/- /' "$grep_temp")$LF"
              }
            done
            rm "$grep_temp"
          done
          
          if [ -n "$errors" ]; then
            echo "$errors" >&2
            exit 1
          fi