Adds for method to location, to allow text input

lib/os_map_ref/location.rb

@@ -1,6 +1,12 @@
 require 'matrix'
 module OsMapRef
   class Location
+
+    def self.for(text)
+      input_processor = InputProcessor.new(text)
+      new input_processor.params
+    end
+
     def initialize(args={})
       @map_reference = args[:map_reference].freeze if args[:map_reference]
       @easting = args[:easting].to_i if args[:easting]

test/os_map_ref/location_test.rb

@@ -2,6 +2,21 @@
 module OsMapRef
   class LocationTest < Minitest::Test
 
+    def test_for_with_map_reference
+      @location = Location.for map_reference
+      assert_equal map_reference, @location.map_reference
+    end
+
+    def test_for_with_map_reference_with_no_spaces
+      @location = Location.for map_reference.delete(' ')
+      assert_equal map_reference, @location.map_reference
+    end
+
+    def test_for_with_easting_and_northing
+      @location = Location.for [easting, northing].join(' ')
+      assert_equal map_reference, @location.map_reference
+    end
+
     def test_new_with_map_reference
       @location = Location.new map_reference: map_reference
       assert_equal map_reference, @location.map_reference