Provided a PR that is deleting files from a project, checks all other open PRs to see what PRs may be impacted

gh-delete-auditor.sh

#!/usr/bin/env bash

# Wraps around GitHub CLI (gh): https://cli.github.com/
# Check all other open PRs that are working on
# files being deleted by the target PR.
# Usage:
#   ./gh-delete-auditor.sh <PR>
#
# Example:
#   ./gh-delete-auditor.sh 57645

CURRENT_PR=$1 # PR deleting files
DELETED_FILES=$(gh pr diff $CURRENT_PR | grep "deleted file" -A2 | grep '\-\-\-' | sed s/\-\-\-\ a\\///g)
EGREP_DELETED_FILES=$(echo $DELETED_FILES | sed 's: :\|:g')
OPEN_PRS=$(gh pr list --state open --limit 700 | cut -f1 | sed 's:\#::g' | grep -v $CURRENT_PR)

# Initialize bash array
declare -a IMPACTED_PRS

# Loop through all open PRs impacted by deleting files
for OPEN_PR in $OPEN_PRS; do
  CHECK_DIFF=$(gh pr diff $OPEN_PR | egrep "$EGREP_DELETED_FILES")
  if [ -n "$CHECK_DIFF" ]; then
    echo "$OPEN_PR PR impacted:"
    echo "$CHECK_DIFF"
    IMPACTED_PRS+=($OPEN_PR)
  fi
done

# Reference PRs impacted
declare -p IMPACTED_PRS