Module: CaseTransform2

Defined in:
lib/case_transform2.rb,
lib/case_transform2/version.rb,
lib/case_transform2/hash_ext.rb,
lib/case_transform2/string_ext.rb

Overview

Lightweight version of Case Transform gem

Defined Under Namespace

Classes: HashExt, StringExt

Constant Summary collapse

VERSION = 
'1.1.1'

Class Method Summary collapse

Class Method Details

.camel(value) ⇒ Object

Transforms values to UpperCamelCase or PascalCase.

Examples:

"some_key" => "SomeKey",


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# File 'lib/case_transform2.rb', line 14

def camel(value) # rubocop:disable Metrics/MethodLength
  case value
  when Array
    value.map { |item| camel(item) }
  when Hash
    hash_ext.deep_transform_keys!(value) { |key| camel(key) }
  when Symbol
    camel(value.to_s).to_sym
  when String
    camel_cache[value] ||= string_ext.camelize(string_ext.underscore(value))
  else
    value
  end
end

.camel_lower(value) ⇒ Object

Transforms values to camelCase.

Examples:

"some_key" => "someKey",


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# File 'lib/case_transform2.rb', line 33

def camel_lower(value) # rubocop:disable Metrics/MethodLength
  case value
  when Array
    value.map { |item| camel_lower(item) }
  when Hash
    hash_ext.deep_transform_keys!(value) { |key| camel_lower(key) }
  when Symbol
    camel_lower(value.to_s).to_sym
  when String
    camel_lower_cache[value] ||= string_ext.camelize(string_ext.underscore(value), :lower)
  else
    value
  end
end

.dash(value) ⇒ Object

Transforms values to dashed-case.

Examples:

"some_key" => "some-key",


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# File 'lib/case_transform2.rb', line 52

def dash(value) # rubocop:disable Metrics/MethodLength
  case value
  when Array
    value.map { |item| dash(item) }
  when Hash
    hash_ext.deep_transform_keys!(value) { |key| dash(key) }
  when Symbol
    dash(value.to_s).to_sym
  when String
    dash_cache[value] ||= string_ext.dasherize(string_ext.underscore(value))
  else
    value
  end
end

.unaltered(value) ⇒ Object

Returns the value unaltered



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# File 'lib/case_transform2.rb', line 87

def unaltered(value)
  value
end

.underscore(value) ⇒ Object

Transforms values to underscore_case.

Examples:

"some-key" => "some_key",


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# File 'lib/case_transform2.rb', line 71

def underscore(value) # rubocop:disable Metrics/MethodLength
  case value
  when Array
    value.map { |item| underscore(item) }
  when Hash
    hash_ext.deep_transform_keys!(value) { |key| underscore(key) }
  when Symbol
    underscore(value.to_s).to_sym
  when String
    underscore_cache[value] ||= string_ext.underscore(value)
  else
    value
  end
end