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# frozen_string_literal: true
# typed: true
module T::Props::Utils
# Deep copy an object. The object must consist of Ruby primitive
# types and Hashes and Arrays.
def self.deep_clone_object(what, freeze: false)
result = case what
when true
true
when false
false
when Symbol, NilClass, Numeric
what
when Array
what.map {|v| deep_clone_object(v, freeze: freeze)}
when Hash
h = what.class.new
what.each do |k, v|
k.freeze if freeze
h[k] = deep_clone_object(v, freeze: freeze)
end
h
when Regexp
what.dup
else
# Some unfortunate nastiness to get around Opus::Enum potentially not
# being defined.
if defined?(Opus) && defined?(Opus::Enum) && what.class == Opus::Enum
what
else
what.clone
end
end
freeze ? result.freeze : result
end
# The prop_rules indicate whether we should check for reading a nil value for the prop/field.
# This is mostly for the compatibility check that we allow existing documents carry some nil prop/field.
def self.need_nil_read_check?(prop_rules)
# . :on_load allows nil read, but we need to check for the read for future writes
prop_rules[:optional] == :on_load || prop_rules[:raise_on_nil_write]
end
# The prop_rules indicate whether we should check for writing a nil value for the prop/field.
def self.need_nil_write_check?(prop_rules)
need_nil_read_check?(prop_rules) || T::Utils::Props.required_prop?(prop_rules)
end
end
Version data entries
57 entries across 57 versions & 1 rubygems