a bit o' spruce, from http://play.spruce.cf

spruce.json

{"flavor":"1.29.0","prune":["meta"],"env":["HOME=/home/user"],"cherry_pick":[],"yaml":[{"filename":"file1.yml","contents":"---\narray:\n- 1\n- 2\n- 3\n\nmap:\n  key: value\n\nstring: the quick brown fox jumped over the SUPER AWESOME FENCE AND ESCAPED TO FREEDOM!\n\n\n\n"},{"filename":"file2.yml","contents":"---\narray: (( empty array ))\nmap: (( empty map ))\nstring: (( empty string ))\n\n\n\n"}],"skip_eval":false,"fallback_append":false,"go_patch":false,"debug":false,"trace":false}