Annotate build with failed genestrings messages

Author: mokagio

.buildkite/commands/lint-localized-strings-format.sh

@@ -11,4 +11,33 @@ mkdir -pv ~/.configure/wordpress-ios/secrets
 cp -v fastlane/env/project.env-example ~/.configure/wordpress-ios/secrets/project.env
 
 echo "--- Lint Localized Strings Format"
-bundle exec fastlane generate_strings_file_for_glotpress skip_commit:true
+LOGS=logs.txt
+set +e
+set -o pipefail
+bundle exec fastlane generate_strings_file_for_glotpress skip_commit:true | tee $LOGS
+EXIT_CODE=$?
+set -e
+
+echo $EXIT_CODE
+
+if [[ $EXIT_CODE -ne 0 ]]; then
+  # Strings generation finished with errors, extract the errors in an easy-to-find section
+  echo "--- Report genstrings errors"
+  ERRORS=errors.txt
+  echo "Found errors when trying to run \`genstrings\` to generate the \`.strings\` files from \`*LocalizedStrings\` calls:" | tee $ERRORS
+  echo '' >> $ERRORS
+  # Print the errors inline.
+  #
+  # Notice the second `sed` call that removes the ANSI escape sequences that
+  # Fastlane uses to color the output.
+  grep -e "\[.*\].*genstrings:" $LOGS \
+    | sed -e 's/\[.*\].*genstrings: error: /- /' \
+    | sed -e $'s/\x1b\[[0-9;]*m//g' \
+    | sort \
+    | uniq \
+    | tee -a $ERRORS
+  # Annotate the build with the errors
+  cat $ERRORS | buildkite-agent annotate --style error --context genstrings
+fi
+
+exit $EXIT_CODE