indent=(string)
[permalink][rdoc]インデントに使用する文字列をセットします。
require "json"
json_state = JSON::State.new(indent: "\t")
json_state.indent # => "\t"
JSON.generate({key1: "value1", key2: "value2"}, json_state)
# => "{\t\"key1\":\"value1\",\t\"key2\":\"value2\"}"
json_state.indent = " "
JSON.generate({key1: "value1", key2: "value2"}, json_state)
# => "{ \"key1\":\"value1\", \"key2\":\"value2\"}"