Escape multiline string before setting output

See https://github.community/t/set-output-truncates-multiline-strings/16852/3 for reference. Fixes #7
heinrichreimer · Nov 16, 2020 · a1e2bd6 · a1e2bd6
1 parent b5a9892
commit a1e2bd6
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/entrypoint.sh b/entrypoint.sh
@@ -159,5 +159,10 @@ fi
 
 # Save change log to outputs.
 if [[ -e "$FILE" ]]; then
-  echo ::set-output name=changelog::"$(cat "$FILE")"
+  CONTENT=$(cat "$FILE")
+  # Escape as per https://github.community/t/set-output-truncates-multiline-strings/16852/3.
+  CONTENT="${CONTENT//'%'/'%25'}"
+  CONTENT="${CONTENT//$'\n'/'%0A'}"
+  CONTENT="${CONTENT//$'\r'/'%0D'}"
+  echo ::set-output name=changelog::"$CONTENT"
 fi