Example for interceptors

.gitignore

@@ -35,3 +35,7 @@ tus/upload-cli
 upload_download/upload_download
 upload_download/upload_download-cli
 basic/cmd/calc/calc
+interceptors/cmd/example/example
+.vscode/settings.json
+interceptors/cmd/tokgen/tokgen
+interceptors/bin/

basic/Makefile

@@ -1,100 +1,7 @@
 #! /usr/bin/make
 #
-# Makefile for Goa examples
-#
-# Targets:
-# - "depend" retrieves the Go packages needed to run the linter and tests
-# - "gen" invokes the "goa" tool to generate the examples source code
-# - "build" compiles the example microservices and client CLIs
-# - "clean" deletes the output of "build"
-# - "lint" runs the linter and checks the code format using goimports
-# - "test" runs the tests
-#
-# Meta targets:
-# - "all" is the default target, it runs all the targets in the order above.
-#
-GO_FILES=$(shell find . -type f -name '*.go')
-MODULE=$(shell go list -m)
-APP=calc
-
-# Only list test and build dependencies
-# Standard dependencies are installed via go get
-DEPEND=\
-	github.com/hashicorp/go-getter \
-	github.com/cheggaaa/pb \
-	github.com/golang/protobuf/protoc-gen-go \
-	github.com/golang/protobuf/proto \
-	goa.design/goa/... \
-	golang.org/x/lint/golint \
-	golang.org/x/tools/cmd/goimports \
-	honnef.co/go/tools/cmd/staticcheck
-
-.phony: all depend lint test build clean
-
-all: gen lint test
-	@echo DONE!
-
-# Install protoc
-GOOS=$(shell go env GOOS)
-PROTOC_VERSION=3.6.1
-ifeq ($(GOOS),linux)
-PROTOC=protoc-$(PROTOC_VERSION)-linux-x86_64
-PROTOC_EXEC=$(PROTOC)/bin/protoc
-GOBIN=$(GOPATH)/bin
-else
-	ifeq ($(GOOS),darwin)
-PROTOC=protoc-$(PROTOC_VERSION)-osx-x86_64
-PROTOC_EXEC=$(PROTOC)/bin/protoc
-GOBIN=$(GOPATH)/bin
-	else
-		ifeq ($(GOOS),windows)
-PROTOC=protoc-$(PROTOC_VERSION)-win32
-PROTOC_EXEC="$(PROTOC)\bin\protoc.exe"
-GOBIN="$(GOPATH)\bin"
-		endif
-	endif
-endif
-depend:
-	@echo INSTALLING DEPENDENCIES...
-	@go get -v $(DEPEND)
-	@go install github.com/hashicorp/go-getter/cmd/go-getter && \
-		go-getter https://github.com/google/protobuf/releases/download/v$(PROTOC_VERSION)/$(PROTOC).zip $(PROTOC) && \
-		cp $(PROTOC_EXEC) $(GOBIN) && \
-		rm -r $(PROTOC)
-	@go install github.com/golang/protobuf/protoc-gen-go
-	@go get -t -v ./...
-
-lint:
-	@echo LINTING CODE...
-	@if [ "`goimports -l $(GO_FILES) | grep -v .pb.go | tee /dev/stderr`" ]; then \
-		echo "^ - Repo contains improperly formatted go files" && echo && exit 1; \
-	fi
-	@if [ "`staticcheck ./... | grep -v ".pb.go" | tee /dev/stderr`" ]; then \
-		echo "^ - staticcheck errors!" && echo && exit 1; \
-	fi
-
-.PHONY: gen
-gen: clean
-	@echo GENERATING CODE...
-	@goa gen     "$(MODULE)/design" && \
-	goa example "$(MODULE)/design"
-
-build:
-	@go build "./cmd/$(APP)" && go build "./cmd/$(APP)-cli"
-
-clean:
-	@rm -rf "./cmd/$(APP)" "./cmd/$(APP)-cli"
+# Makefile for Goa interceptors example
 
-test:
-	@echo TESTING...
-	@go test ./... > /dev/null
+APP=basic
 
-check-freshness:
-	@if [ "`git diff | wc -l`" -gt "0" ]; then \
-	        echo "[ERROR] generated code not in-sync with design:"; \
-	        echo; \
-	        git status -s; \
-	        git --no-pager diff; \
-	        echo; \
-	        exit 1; \
-	fi
+include ../common.mk

basic/go.mod

@@ -21,7 +21,7 @@ require (
 	github.com/gohugoio/hashstructure v0.5.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/gorilla/websocket v1.5.3 // indirect
-	github.com/kr/pretty v0.1.0 // indirect
+	github.com/kr/pretty v0.3.1 // indirect
 	github.com/manveru/faker v0.0.0-20171103152722-9fbc68a78c4d // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/stretchr/testify v1.10.0 // indirect

basic/go.sum

@@ -1,5 +1,6 @@
 github.com/aws/smithy-go v1.20.3 h1:ryHwveWzPV5BIof6fyDvor6V3iUL7nTfiTKXHiW05nE=
 github.com/aws/smithy-go v1.20.3/go.mod h1:krry+ya/rV9RDcV/Q16kpu6ypI4K2czasz0NC3qS14E=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dimfeld/httppath v0.0.0-20170720192232-ee938bf73598 h1:MGKhKyiYrvMDZsmLR/+RGffQSXwEkXgfLSA08qDn9AI=
@@ -22,15 +23,18 @@ github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
 github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
-github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/manveru/faker v0.0.0-20171103152722-9fbc68a78c4d h1:Zj+PHjnhRYWBK6RqCDBcAhLXoi3TzC27Zad/Vn+gnVQ=
 github.com/manveru/faker v0.0.0-20171103152722-9fbc68a78c4d/go.mod h1:WZy8Q5coAB1zhY9AOBJP0O6J4BuDfbupUDavKY+I3+s=
 github.com/manveru/gobdd v0.0.0-20131210092515-f1a17fdd710b h1:3E44bLeN8uKYdfQqVQycPnaVviZdBLbizFhU49mtbe4=
 github.com/manveru/gobdd v0.0.0-20131210092515-f1a17fdd710b/go.mod h1:Bj8LjjP0ReT1eKt5QlKjwgi5AFm5mI6O1A2G4ChI0Ag=
+github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
@@ -72,7 +76,7 @@ google.golang.org/grpc v1.70.0/go.mod h1:ofIJqVKDXx/JiXrwr2IG4/zwdH9txy3IlF40Rmc
 google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
 google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

cellar/Makefile

@@ -1,101 +1,7 @@
 #! /usr/bin/make
 #
-# Makefile for Goa examples
-#
-# Targets:
-# - "depend" retrieves the Go packages needed to run the linter and tests
-# - "gen" invokes the "goa" tool to generate the examples source code
-# - "build" compiles the example microservices and client CLIs
-# - "clean" deletes the output of "build"
-# - "lint" runs the linter and checks the code format using goimports
-# - "test" runs the tests
-#
-# Meta targets:
-# - "all" is the default target, it runs all the targets in the order above.
-#
-GO_FILES=$(shell find . -type f -name '*.go')
-MODULE=$(shell go list -m)
-APP=cellar
-
-# Only list test and build dependencies
-# Standard dependencies are installed via go get
-DEPEND=\
-	github.com/hashicorp/go-getter \
-	github.com/cheggaaa/pb \
-	github.com/golang/protobuf/protoc-gen-go \
-	github.com/golang/protobuf/proto \
-	goa.design/goa/... \
-	golang.org/x/lint/golint \
-	golang.org/x/tools/cmd/goimports \
-	honnef.co/go/tools/cmd/staticcheck
-
-.phony: all depend lint test build clean
-
-all: gen lint test
-	@echo DONE!
+# Makefile for Goa v3 cellar example
 
-# Install protoc
-GOOS=$(shell go env GOOS)
-PROTOC_VERSION=3.6.1
-ifeq ($(GOOS),linux)
-PROTOC=protoc-$(PROTOC_VERSION)-linux-x86_64
-PROTOC_EXEC=$(PROTOC)/bin/protoc
-GOBIN=$(GOPATH)/bin
-else
-	ifeq ($(GOOS),darwin)
-PROTOC=protoc-$(PROTOC_VERSION)-osx-x86_64
-PROTOC_EXEC=$(PROTOC)/bin/protoc
-GOBIN=$(GOPATH)/bin
-	else
-		ifeq ($(GOOS),windows)
-PROTOC=protoc-$(PROTOC_VERSION)-win32
-PROTOC_EXEC="$(PROTOC)\bin\protoc.exe"
-GOBIN="$(GOPATH)\bin"
-		endif
-	endif
-endif
-depend:
-	@echo INSTALLING DEPENDENCIES...
-	@go get -v $(DEPEND)
-	@go install github.com/hashicorp/go-getter/cmd/go-getter && \
-		go-getter https://github.com/google/protobuf/releases/download/v$(PROTOC_VERSION)/$(PROTOC).zip $(PROTOC) && \
-		cp $(PROTOC_EXEC) $(GOBIN) && \
-		rm -r $(PROTOC)
-	@go install github.com/golang/protobuf/protoc-gen-go
-	@go get -t -v ./...
-
-lint:
-	@echo LINTING CODE...
-	@if [ "`goimports -l $(GO_FILES) | grep -v .pb.go | tee /dev/stderr`" ]; then \
-		echo "^ - Repo contains improperly formatted go files" && echo && exit 1; \
-	fi
-	@if [ "`staticcheck ./... | grep -v ".pb.go" | tee /dev/stderr`" ]; then \
-		echo "^ - staticcheck errors!" && echo && exit 1; \
-	fi
-
-.PHONY: gen
-gen:
-	@# NOTE: not all command line tools are generated
-	@echo GENERATING CODE...
-	@goa gen     "$(MODULE)/design" && \
-	goa example "$(MODULE)/design"
-
-build:
-	@go build "./cmd/$(APP)" && go build "./cmd/$(APP)-cli"
-
-clean:
-	@rm -rf "./cmd/$(APP)" "./cmd/$(APP)-cli"
-
-test:
-	@echo TESTING...
-	@go test ./... > /dev/null
+APP=cellar
 
-check-freshness:
-	@if [ "`git diff | wc -l`" -gt "0" ]; then \
-	        echo "[ERROR] generated code not in-sync with design:"; \
-	        echo; \
-	        git status -s; \
-	        git --no-pager diff; \
-	        echo; \
-	        exit 1; \
-	fi
+include ../common.mk

cellar/go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/gohugoio/hashstructure v0.5.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/gorilla/websocket v1.5.3 // indirect
-	github.com/kr/pretty v0.1.0 // indirect
+	github.com/kr/pretty v0.3.1 // indirect
 	github.com/manveru/faker v0.0.0-20171103152722-9fbc68a78c4d // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/stretchr/testify v1.10.0 // indirect

cellar/go.sum

@@ -1,5 +1,6 @@
 github.com/boltdb/bolt v1.3.1 h1:JQmyP4ZBrce+ZQu0dY660FMfatumYDLun9hBCUVIkF4=
 github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dimfeld/httppath v0.0.0-20170720192232-ee938bf73598 h1:MGKhKyiYrvMDZsmLR/+RGffQSXwEkXgfLSA08qDn9AI=
@@ -20,15 +21,18 @@ github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
 github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
-github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/manveru/faker v0.0.0-20171103152722-9fbc68a78c4d h1:Zj+PHjnhRYWBK6RqCDBcAhLXoi3TzC27Zad/Vn+gnVQ=
 github.com/manveru/faker v0.0.0-20171103152722-9fbc68a78c4d/go.mod h1:WZy8Q5coAB1zhY9AOBJP0O6J4BuDfbupUDavKY+I3+s=
 github.com/manveru/gobdd v0.0.0-20131210092515-f1a17fdd710b h1:3E44bLeN8uKYdfQqVQycPnaVviZdBLbizFhU49mtbe4=
 github.com/manveru/gobdd v0.0.0-20131210092515-f1a17fdd710b/go.mod h1:Bj8LjjP0ReT1eKt5QlKjwgi5AFm5mI6O1A2G4ChI0Ag=
+github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
@@ -64,7 +68,7 @@ google.golang.org/grpc v1.70.0/go.mod h1:ofIJqVKDXx/JiXrwr2IG4/zwdH9txy3IlF40Rmc
 google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
 google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

common.mk

@@ -0,0 +1,85 @@
+# Common variables
+GO_FILES=$(shell find . -type f -name '*.go')
+MODULE=$(shell head -n1 go.mod | cut -d ' ' -f2)
+
+# Dependencies
+DEPEND=\
+	github.com/hashicorp/go-getter \
+	github.com/cheggaaa/pb \
+	github.com/golang/protobuf/protoc-gen-go \
+	github.com/golang/protobuf/proto \
+	goa.design/goa/... \
+	golang.org/x/lint/golint \
+	golang.org/x/tools/cmd/goimports \
+	honnef.co/go/tools/cmd/staticcheck
+
+# Protoc setup
+GOOS=$(shell go env GOOS)
+PROTOC_VERSION=28.3
+ifeq ($(GOOS),linux)
+PROTOC=protoc-$(PROTOC_VERSION)-linux-x86_64
+PROTOC_EXEC=$(PROTOC)/bin/protoc
+GOBIN=$(GOPATH)/bin
+else
+	ifeq ($(GOOS),darwin)
+PROTOC=protoc-$(PROTOC_VERSION)-osx-x86_64
+PROTOC_EXEC=$(PROTOC)/bin/protoc
+GOBIN=$(GOPATH)/bin
+	else
+		ifeq ($(GOOS),windows)
+PROTOC=protoc-$(PROTOC_VERSION)-win32
+PROTOC_EXEC="$(PROTOC)\bin\protoc.exe"
+GOBIN="$(GOPATH)\bin"
+		endif
+	endif
+endif
+
+# Common targets
+.PHONY: all depend lint test build clean gen check-freshness
+
+all: gen lint test
+	@echo DONE!
+
+depend:
+	@echo INSTALLING DEPENDENCIES...
+	@go get -v $(DEPEND)
+	@go install github.com/hashicorp/go-getter/cmd/go-getter && \
+		go-getter https://github.com/google/protobuf/releases/download/v$(PROTOC_VERSION)/$(PROTOC).zip $(PROTOC) && \
+		cp $(PROTOC_EXEC) $(GOBIN) && \
+		rm -r $(PROTOC)
+	@go install github.com/golang/protobuf/protoc-gen-go
+	@go get -t -v ./...
+
+lint:
+	@echo LINTING CODE...
+	@if [ "`goimports -l $(GO_FILES) | grep -v .pb.go | tee /dev/stderr`" ]; then \
+		echo "^ - Repo contains improperly formatted go files" && echo && exit 1; \
+	fi
+	@if [ "`staticcheck ./... | grep -v ".pb.go" | tee /dev/stderr`" ]; then \
+		echo "^ - staticcheck errors!" && echo && exit 1; \
+	fi
+
+gen:
+	@echo GENERATING CODE...
+	@goa gen    "$(MODULE)/design" && \
+	goa example "$(MODULE)/design"
+
+build:
+	@go build "./cmd/$(APP)" && go build "./cmd/$(APP)-cli"
+
+clean:
+	@rm -rf "./cmd/$(APP)" "./cmd/$(APP)-cli"
+
+test:
+	@echo TESTING...
+	@go test ./... > /dev/null
+
+check-freshness:
+	@if [ "`git diff | wc -l`" -gt "0" ]; then \
+		echo "[ERROR] generated code not in-sync with design:"; \
+		echo; \
+		git status -s; \
+		git --no-pager diff; \
+		echo; \
+		exit 1; \
+	fi