Go

• Doc Index • Language Spec • Standard Library
• Awesome Go Libraries

Project

• Standardized Project Layout
• Makefiles for Go Projects

Build and Run

• go run . - build (if necessary) a temporary executable and run the project in the CWD
• go build - build a runnable executable in the CWD

Cross-Compiling

• Set GOOS and GOARCH
  • GOOS=linux GOARCH=amd64 go build
  • GOOS=darwin GOARDCH=amd64 go build
• More info on the combinations

Modules

• go mod init mymod - create a Go module in the CWD, named mymod
• Use a module in a code import statement, then run go get . to pull it into go.mod

Formatting

• go fmt - format code in the Go style
• goimports -l -w . - clean up imports for go files in CWD
  • Install with go install golang.org/x/tools/cmd/goimports@latest

Linting and Vetting

• go install golang.org/x/lint/golint@latest - install the linter.
• golint ./... - lint project

Vet can be used to find logical errors.

• go vet ./...

All-In-One - golangci-lint

Source: https://github.com/golangci/golangci-lint

• Mac: brew install golangci-lint
• golangci-lint run - run the suite

Packaging

• go install github.com/rakyll/hey@latest - Download, build and install a given package.