# Null and empty. YAML has several spellings of null and several things that are NOT null but
# are frequently confused with it. A config loader that treats them alike will happily accept a
# key it should have rejected.
explicit_null: null
tilde_null: ~
implicit_null:
upper_null: NULL
title_null: Null
tilde_in_string: "~"

empty_string: ""
empty_single_quoted: ''
empty_map: {}
empty_list: []

list_with_holes:
  - first
  -
  - ""
  - null
  - ~

map_with_empty_values:
  a:
  b: ""
  c: {}

after_empty_value: this key proves the empty value above terminated