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

spruce.json

{"flavor":"1.16.1","prune":["meta"],"env":["HOME=/home/user"],"cherry_pick":[],"yaml":[{"filename":"file1.yml","contents":"---\nmeta:\n  far_far_away:\n    foo:\n    - name: foo_1\n      prop: foo1foo1\n    - name: foo_2\n      prop: foo2foo2\n    bar:\n    - name: bar_1\n      prop: bar1bar1\n\n    \nnot_so_far:\n  my_list:\n    (( grab meta.far_far_away.foo\n       meta.far_far_away.bar ))\n  my_list:\n  - (( merge ))\n  - name: bar_2\n    prop: bar2bar2\n"}],"skip_eval":false,"fallback_append":false,"go_patch":false,"debug":false,"trace":false}