feat: add int64FieldExtension helper

.travis.yml

@@ -3,7 +3,7 @@ go: 1.11.x
 go_import_path: moul.io/protoc-gen-gotemplate
 install:
 - go get github.com/Masterminds/glide
-- wget https://raw.githubusercontent.com/grpc-ecosystem/grpc-gateway/master/.travis/install-protoc.sh && chmod +x install-protoc.sh && ./install-protoc.sh 3.4.0
+- wget https://raw.githubusercontent.com/grpc-ecosystem/grpc-gateway/v1.5.0/.travis/install-protoc.sh && chmod +x install-protoc.sh && ./install-protoc.sh 3.4.0
 - go get -u github.com/golang/protobuf/protoc-gen-go
 - go get github.com/securego/gosec/cmd/gosec/...
 - go get -u github.com/alecthomas/gometalinter

README.md

@@ -76,56 +76,57 @@ This project uses [Masterminds/sprig](https://github.com/Masterminds/sprig) libr
 Non-exhaustive list of new helpers:
 
 * **all the functions from [sprig](https://github.com/Masterminds/sprig)**
-* `string`
+* `add`
-* `json`
-* `prettyjson`
-* `splitArray`
-* `first`
-* `last`
-* `upperFirst`
-* `lowerFirst`
-* `camelCase`
-* `lowerCamelCase`
-* `kebabCase`
-* `contains`
-* `trimstr`
-* `index`
-* `snakeCase`
-* `getProtoFile`
-* `getMessageType`
-* `getEnumValue`
-* `isFieldMessage`
-* `isFieldMessageTimeStamp`
-* `isFieldRepeated`
-* `haskellType`
-* `goType`
-* `goZeroValue`
-* `goTypeWithPackage`
-* `jsType`
-* `jsSuffixReserved`
-* `namespacedFlowType`
-* `httpVerb`
-* `httpPath`
-* `httpPathsAdditionalBindings`
-* `httpBody`
-* `shortType`
-* `urlHasVarsFromMessage`
-* `lowerGoNormalize`
-* `goNormalize`
-* `leadingComment`
-* `trailingComment`
-* `leadingDetachedComments`
-* `stringFieldExtension`
-* `stringMethodOptionsExtension`
 * `boolFieldExtension`
-* `isFieldMap`
+* `camelCase`
+* `contains`
+* `divide`
 * `fieldMapKeyType`
 * `fieldMapValueType`
-* `replaceDict`
+* `first`
-* `add`
+* `getEnumValue`
-* `subtract`
+* `getMessageType`
+* `getProtoFile`
+* `goNormalize`
+* `goTypeWithPackage`
+* `goType`
+* `goZeroValue`
+* `haskellType`
+* `httpBody`
+* `httpPath`
+* `httpPathsAdditionalBindings`
+* `httpVerb`
+* `index`
+* `int64FieldExtension`
+* `isFieldMap`
+* `isFieldMessageTimeStamp`
+* `isFieldMessage`
+* `isFieldRepeated`
+* `jsSuffixReserved`
+* `jsType`
+* `json`
+* `kebabCase`
+* `last`
+* `leadingComment`
+* `leadingDetachedComments`
+* `lowerCamelCase`
+* `lowerFirst`
+* `lowerGoNormalize`
 * `multiply`
-* `divide`
+* `namespacedFlowType`
+* `prettyjson`
+* `replaceDict`
+* `shortType`
+* `snakeCase`
+* `splitArray`
+* `stringFieldExtension`
+* `stringMethodOptionsExtension`
+* `string`
+* `subtract`
+* `trailingComment`
+* `trimstr`
+* `upperFirst`
+* `urlHasVarsFromMessage`
 
 See the project helpers for the complete list.
 

go.mod

@@ -4,10 +4,6 @@ require (
 	github.com/Masterminds/semver v1.2.2 // indirect
 	github.com/Masterminds/sprig v2.14.1+incompatible
 	github.com/aokoli/goutils v0.0.0-20170502144750-e57d01ace047 // indirect
-	github.com/dgrijalva/jwt-go v0.0.0-20160621201154-c9eaceb2896d // indirect
-	github.com/go-kit/kit v0.0.0-20161109000648-9f5c614cd1e7 // indirect
-	github.com/go-logfmt/logfmt v0.3.0 // indirect
-	github.com/go-stack/stack v1.5.3 // indirect
 	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b // indirect
 	github.com/golang/protobuf v0.0.0-20161117033126-8ee79997227b
 	github.com/gorilla/context v0.0.0-20160226214623-1ea25387ff6f // indirect
@@ -16,12 +12,10 @@ require (
 	github.com/grpc-ecosystem/grpc-gateway v1.2.2
 	github.com/huandu/xstrings v0.0.0-20151130125119-3959339b3335
 	github.com/imdario/mergo v0.0.0-20171009183408-7fe0c75c13ab // indirect
-	github.com/kr/fs v0.0.0-20131111012553-2788f0dbd169 // indirect
-	github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515 // indirect
 	github.com/satori/go.uuid v1.1.0 // indirect
+	github.com/stretchr/testify v1.3.0 // indirect
 	golang.org/x/crypto v0.0.0-20170516161655-0fe963104e9d // indirect
-	golang.org/x/net v0.0.0-20170108160505-da2b4fa28524 // indirect
+	golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4 // indirect
-	golang.org/x/text v0.0.0-20161216064924-a49bea13b776 // indirect
 	google.golang.org/genproto v0.0.0-20170517234824-bb3573be0c48
-	google.golang.org/grpc v1.0.4 // indirect
+	gopkg.in/yaml.v2 v2.2.2 // indirect
 )

go.sum

@@ -4,10 +4,8 @@ github.com/Masterminds/sprig v2.14.1+incompatible h1:rTHERm50Xp1Cbb8x7xBCeDp//jM
 github.com/Masterminds/sprig v2.14.1+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
 github.com/aokoli/goutils v0.0.0-20170502144750-e57d01ace047 h1:Bn0iqJ/349f606hR0juIGyheAI6+hyg9XUOLhN9udLo=
 github.com/aokoli/goutils v0.0.0-20170502144750-e57d01ace047/go.mod h1:SijmP0QR8LtwsmDs8Yii5Z/S4trXFGFC2oO5g9DP+DQ=
-github.com/dgrijalva/jwt-go v0.0.0-20160621201154-c9eaceb2896d/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
-github.com/go-kit/kit v0.0.0-20161109000648-9f5c614cd1e7/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
-github.com/go-stack/stack v1.5.3/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/protobuf v0.0.0-20161117033126-8ee79997227b h1:fE/yi9pibxGEc0gSJuEShcsBXE2d5FW3OudsjE9tKzQ=
@@ -24,14 +22,20 @@ github.com/huandu/xstrings v0.0.0-20151130125119-3959339b3335 h1:KZOP9q7J/P4eMBi
 github.com/huandu/xstrings v0.0.0-20151130125119-3959339b3335/go.mod h1:4qWG/gcEcfX4z/mBDHJ++3ReCw9ibxbsNJbcucJdbSo=
 github.com/imdario/mergo v0.0.0-20171009183408-7fe0c75c13ab h1:k/Biv+LJL35wkk0Hveko1nj7as4tSHkHdZaNlzn/gcQ=
 github.com/imdario/mergo v0.0.0-20171009183408-7fe0c75c13ab/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
-github.com/kr/fs v0.0.0-20131111012553-2788f0dbd169/go.mod h1:glhvuHOU9Hy7/8PwwdtnarXqLagOX0b/TbZx2zLMqEg=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/satori/go.uuid v1.1.0 h1:B9KXyj+GzIpJbV7gmr873NsY6zpbxNy24CBtGrk7jHo=
 github.com/satori/go.uuid v1.1.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 golang.org/x/crypto v0.0.0-20170516161655-0fe963104e9d h1:qjfFh1YMn6m60QTGoG+IlwUMhNlXJbDyCa6EkHM/N2w=
 golang.org/x/crypto v0.0.0-20170516161655-0fe963104e9d/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
-golang.org/x/net v0.0.0-20170108160505-da2b4fa28524/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4 h1:YUO/7uOKsKeq9UokNS62b8FYywz3ker1l1vDZRCRefw=
-golang.org/x/text v0.0.0-20161216064924-a49bea13b776/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 google.golang.org/genproto v0.0.0-20170517234824-bb3573be0c48 h1:xfoW+Di7qQQUnjptcGb4/rpc701e3RvfNmaywfMxQVI=
 google.golang.org/genproto v0.0.0-20170517234824-bb3573be0c48/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
-google.golang.org/grpc v1.0.4/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

helpers/helpers.go

@@ -147,6 +147,7 @@ var ProtoHelpersFuncMap = template.FuncMap{
 	"trailingComment":              trailingComment,
 	"leadingDetachedComments":      leadingDetachedComments,
 	"stringFieldExtension":         stringFieldExtension,
+	"int64FieldExtension":          int64FieldExtension,
 	"stringMethodOptionsExtension": stringMethodOptionsExtension,
 	"boolMethodOptionsExtension":   boolMethodOptionsExtension,
 	"boolFieldExtension":           boolFieldExtension,
@@ -377,6 +378,41 @@ func stringFieldExtension(fieldID int32, f *descriptor.FieldDescriptorProto) str
 	return *str
 }
 
+func int64FieldExtension(fieldID int32, f *descriptor.FieldDescriptorProto) int64 {
+	if f == nil {
+		return 0
+	}
+	if f.Options == nil {
+		return 0
+	}
+	var extendedType *descriptor.FieldOptions
+	var extensionType *string
+
+	eds := proto.RegisteredExtensions(f.Options)
+	if eds[fieldID] == nil {
+		ed := &proto.ExtensionDesc{
+			ExtendedType:  extendedType,
+			ExtensionType: extensionType,
+			Field:         fieldID,
+			Tag:           fmt.Sprintf("bytes,%d", fieldID),
+		}
+		proto.RegisterExtension(ed)
+		eds = proto.RegisteredExtensions(f.Options)
+	}
+
+	ext, err := proto.GetExtension(f.Options, eds[fieldID])
+	if err != nil {
+		return 0
+	}
+
+	i, ok := ext.(*int64)
+	if !ok {
+		return 0
+	}
+
+	return *i
+}
+
 func boolMethodOptionsExtension(fieldID int32, f *descriptor.MethodDescriptorProto) bool {
 	if f == nil {
 		return false
@@ -393,7 +429,7 @@ func boolMethodOptionsExtension(fieldID int32, f *descriptor.MethodDescriptorPro
 			ExtendedType:  extendedType,
 			ExtensionType: extensionType,
 			Field:         fieldID,
-			Tag:           fmt.Sprintf("bytes,%d", fieldID),
+			Tag:           fmt.Sprintf("varint,%d", fieldID),
 		}
 		proto.RegisterExtension(ed)
 		eds = proto.RegisteredExtensions(f.Options)