method
write_inheritable_hash
write_inheritable_hash(key, hash)
public
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# File activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb, line 111 def write_inheritable_hash(key, hash) write_inheritable_attribute(key, {}) if read_inheritable_attribute(key).nil? write_inheritable_attribute(key, read_inheritable_attribute(key).merge(hash)) end