Deal transformer (#19)

pkg/transformers/shared/constants.go

@@ -36,6 +36,7 @@ var (
 
 	//TODO: get pit and drip file method signatures directly from the ABI
 	biteMethod                = GetSolidityMethodSignature(CatABI, "Bite")
+	dealMethod                = GetSolidityMethodSignature(FlipperABI, "deal")
 	dentMethod                = GetSolidityMethodSignature(FlipperABI, "dent")
 	dripFileIlkMethod         = "file(bytes32,bytes32,uint256)"
 	dripFileRepoMethod        = GetSolidityMethodSignature(DripABI, "file")
@@ -50,6 +51,7 @@ var (
 	vatInitMethod             = GetSolidityMethodSignature(VatABI, "init")
 
 	BiteSignature                = GetEventSignature(biteMethod)
+	DealSignature                = GetLogNoteSignature(dealMethod)
 	DentFunctionSignature        = GetLogNoteSignature(dentMethod)
 	DripFileIlkSignature         = GetLogNoteSignature(dripFileIlkMethod)
 	DripFileRepoSignature        = GetLogNoteSignature(dripFileRepoMethod)

pkg/transformers/shared/event_signature_generator_test.go

@@ -112,6 +112,12 @@ var _ = Describe("Event signature generator", func() {
 				Expect(expected).To(Equal(actual))
 			})
 
+			It("gets the flip deal method signature", func() {
+				expected := "deal(uint256)"
+				actual := shared.GetSolidityMethodSignature(shared.FlipperABI, "deal")
+
+				Expect(expected).To(Equal(actual))
+			})
 		})
 
 		Describe("it handles events", func() {