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dont mutate hash object when serializing #8

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dont mutate hash object when serializing #8

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8 changes: 4 additions & 4 deletions lib/case_transform.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@ def underscore_cache
def camel(value)
case value
when Array then value.map { |item| camel(item) }
when Hash then value.deep_transform_keys! { |key| camel(key) }
when Hash then value.deep_transform_keys { |key| camel(key) }
when Symbol then camel(value.to_s).to_sym
when String then camel_cache[value] ||= value.underscore.camelize
else value
Expand All @@ -43,7 +43,7 @@ def camel(value)
def camel_lower(value)
case value
when Array then value.map { |item| camel_lower(item) }
when Hash then value.deep_transform_keys! { |key| camel_lower(key) }
when Hash then value.deep_transform_keys { |key| camel_lower(key) }
when Symbol then camel_lower(value.to_s).to_sym
when String then camel_lower_cache[value] ||= value.underscore.camelize(:lower)
else value
Expand All @@ -58,7 +58,7 @@ def camel_lower(value)
def dash(value)
case value
when Array then value.map { |item| dash(item) }
when Hash then value.deep_transform_keys! { |key| dash(key) }
when Hash then value.deep_transform_keys { |key| dash(key) }
when Symbol then dash(value.to_s).to_sym
when String then dash_cache[value] ||= value.underscore.dasherize
else value
Expand All @@ -73,7 +73,7 @@ def dash(value)
def underscore(value)
case value
when Array then value.map { |item| underscore(item) }
when Hash then value.deep_transform_keys! { |key| underscore(key) }
when Hash then value.deep_transform_keys { |key| underscore(key) }
when Symbol then underscore(value.to_s).to_sym
when String then underscore_cache[value] ||= value.underscore
else value
Expand Down