instance method `deep_merge!`

Ruby on Rails 6.1.7.10

Since v2.3.18

Available in: v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v8.0.4 v8.1.2

Compare with:

deep_merge!(other_hash, &block)

Same as deep_merge, but modifies self.

Parameters

other_hash req
block block

Source

# File activesupport/lib/active_support/core_ext/hash/deep_merge.rb, line 23
  def deep_merge!(other_hash, &block)
    merge!(other_hash) do |key, this_val, other_val|
      if this_val.is_a?(Hash) && other_val.is_a?(Hash)
        this_val.deep_merge(other_val, &block)
      elsif block_given?
        block.call(key, this_val, other_val)
      else
        other_val
      end
    end
  end

Defined in activesupport/lib/active_support/core_ext/hash/deep_merge.rb line 23 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Hash

Signature

Parameters