from_json to parse json money data

Shopify · Dec 14, 2017 · 01db5dd · 01db5dd
1 parent 5d98e41
commit 01db5dd
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diff --git a/lib/money/money.rb b/lib/money/money.rb
@@ -32,6 +32,11 @@ def parse(*args)
       parser.parse(*args)
     end
 
+    def from_json(json)
+      data = JSON.parse(json)
+      Money.new(data['value'], data['currency'])
+    end
+
     def from_cents(cents, currency = nil)
       new(cents.round.to_f / 100, currency)
     end

diff --git a/spec/money_spec.rb b/spec/money_spec.rb
@@ -284,6 +284,10 @@
     expect(Money.new(1.50).to_f.to_s).to eq("1.5")
   end
 
+  it "is creatable from a json string" do
+    expect(Money.from_json('{"value":"1.0","currency":"CAD"}')).to eq(Money.new(1, 'CAD'))
+  end
+
   it "is creatable from an integer value in cents" do
     expect(Money.from_cents(1950)).to eq(Money.new(19.50))
   end