Use Ruby's YAML parser to validate a file.
Section: Parser and conversion debugging
Parse YAML with Ruby
bash
bash
ruby -e 'require "yaml"; p YAML.load_file("config.yaml")'Explanation
Helpful in environments where Ruby is already installed.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Parser and conversion debugging
Debug with Python safe_load
Confirm whether a parser can load a YAML document.
Round-trip through JSON
Convert YAML to JSON to inspect the normalized data model.
Review YAML changes carefully
Use Git diff modes that make structural edits easier to inspect.