Function yaml_calc 

pub fn yaml_calc(query: &str) -> String

YAML validator, formatter, and key inspector — offline replacement for yamllint.com.

Commands: (bare) / validate — validate inline YAML or file path format <yaml|file> — pretty-print YAML get <file|yaml> <key.path> — fetch a value by dotted key path keys <yaml|file> — list top-level keys