pipeline: init
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53
pipeline/Makefile
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53
pipeline/Makefile
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.DEFAULT_GOAL := help
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# ==================================================================================== #
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# HELPERS
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# ==================================================================================== #
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## help: print this help message
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.PHONY: help
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help:
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@echo 'Usage:'
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@sed -n 's/^##//p' ${MAKEFILE_LIST} | column -t -s ':' | sed -e 's/^/ /'
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## all: tidy + audit + test/cover
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all: generate tidy test lint test/cover
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# ==================================================================================== #
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# QUALITY CONTROL
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# ==================================================================================== #
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## tidy: format code and tidy modfile
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.PHONY: tidy
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tidy:
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go fmt ./...
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goimports -local=$(shell cat go.mod | grep module | awk '{print $$2}')/ -w .
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go mod tidy -v
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## audit: run quality control checks
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.PHONY: lint
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lint:
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go mod verify
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go run github.com/golangci/golangci-lint/cmd/golangci-lint@latest run -v ./...
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# ==================================================================================== #
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# DEVELOPMENT
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# ==================================================================================== #
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## generate: run all generators
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.PHONY: generate
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generate:
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go generate ./...
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## test: run all tests
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.PHONY: test
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test:
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go test -race -buildvcs ./...
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## test/cover: run all tests and display coverage
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.PHONY: test/cover
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test/cover:
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go test -race -buildvcs -coverprofile=/tmp/coverage.out ./...
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go tool cover -html=/tmp/coverage.out
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11
pipeline/go.mod
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11
pipeline/go.mod
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module pipeline
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go 1.21.6
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require github.com/stretchr/testify v1.8.4
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require (
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github.com/davecgh/go-spew v1.1.1 // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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gopkg.in/yaml.v3 v3.0.1 // indirect
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)
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10
pipeline/go.sum
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10
pipeline/go.sum
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
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github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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14
pipeline/main.go
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14
pipeline/main.go
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package main
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func Pipe[In any, Out any](in <-chan In, pipe func(In) Out) <-chan Out {
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out := make(chan Out)
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go func() {
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for n := range in {
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out <- pipe(n)
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}
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close(out)
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}()
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return out
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}
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21
pipeline/main_test.go
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21
pipeline/main_test.go
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package main
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestPipe(t *testing.T) {
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a := make(chan int, 1)
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pipe := func(in int) int {
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return in * 2
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}
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b := Pipe(a, pipe)
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a <- 5
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close(a)
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assert.Equal(t, 10, <-b)
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}
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