Add array to array of float conversion

lib/necromancer/converters/array.rb

@@ -71,6 +71,17 @@ def call(array, strict: config.strict)
       end
     end
 
+    class ArrayToFloatArrayConverter < Converter
+      # @example
+      #   converter.call(["1", "2", "3"]) # => [1.0, 2.0, 3.0]
+      #
+      # @api public
+      def call(array, strict: config.strict)
+        float_converter = NumericConverters::StringToFloatConverter.new(:string, :float)
+        array.map { |val| float_converter.(val, strict: strict) }
+      end
+    end
+
     # An object that converts an array to an array with numeric values
     class ArrayToNumericConverter < Converter
       # Convert an array to an array of numeric values
@@ -142,14 +153,20 @@ def call(value, strict: config.strict)
 
     def self.load(conversions)
       conversions.register NullConverter.new(:array, :array)
+
       conversions.register StringToArrayConverter.new(:string, :array)
       conversions.register StringToBoolArrayConverter.new(:string, :bools)
       conversions.register StringToBoolArrayConverter.new(:string, :booleans)
       conversions.register StringToIntegerArrayConverter.new(:string, :integers)
       conversions.register StringToIntegerArrayConverter.new(:string, :ints)
+
       conversions.register ArrayToNumericConverter.new(:array, :numeric)
+      conversions.register ArrayToIntegerArrayConverter.new(:array, :integers)
+      conversions.register ArrayToIntegerArrayConverter.new(:array, :ints)
+      conversions.register ArrayToFloatArrayConverter.new(:array, :floats)
       conversions.register ArrayToBooleanConverter.new(:array, :booleans)
       conversions.register ArrayToBooleanConverter.new(:array, :bools)
+
       conversions.register ObjectToArrayConverter.new(:object, :array)
       conversions.register ObjectToArrayConverter.new(:hash, :array)
     end

spec/unit/conversions/to_hash_spec.rb

@@ -11,6 +11,9 @@
       "array->array",
       "array->booleans",
       "array->bools",
+      "array->floats",
+      "array->integers",
+      "array->ints",
       "array->numeric",
       "boolean->boolean",
       "boolean->integer",

spec/unit/converters/array_spec.rb

@@ -102,6 +102,19 @@
     end
   end
 
+  describe ":array -> :floats" do
+    subject(:converter) { described_class::ArrayToFloatArrayConverter.new }
+
+    {
+      %w[1 2 3] => [1.0, 2.0, 3.0],
+      %w[1.2 2.3 3.4] => [1.2, 2.3, 3.4]
+    }.each do |input, obj|
+      it "converts #{input.inspect} to #{obj.inspect}" do
+        expect(converter.(input)).to eq(obj)
+      end
+    end
+  end
+
   describe ":array -> :numeric" do
     subject(:converter) { described_class::ArrayToNumericConverter.new(:array, :numeric) }