Dasel

Inspired by jq and yq, but operates on json, yaml, toml, xml, csv.
Totally standalone, no runtime dependencies.

Documentation

official docs	https://daseldocs.tomwright.me/
github	https://github.com/TomWright/dasel

Examples

# modify 'foo.yml', adding obj['category']['three'] = "3"
dasel put string \
    -f foo.yml \
    '.category.three'  '3'

# print 'foo.yml', 
#   with obj['category']['three'] = "3" added,
#   while also preserving comments
#
# see: https://stackoverflow.com/questions/14282617/hunk-1-failed-at-1-whats-that-mean
diff \
    <(dasel -r yaml -f foo.yml) \
    <(dasel put string -r yaml -f foo.yml -o -) \
    | patch -o - foo.yml