DefaultGoExecutablePath is the default path of `go` executable.

ErrUnexpectCommandOutput indicate the output of `go` command not in expected form.

CommandGo wraps command invocation and result parsing of `go` command.

EnvInfo represent the result of `go env` command.

Module is the structure of Module structure in `go list -json` result.

ModuleDownloadResult is the structure of module download description structure in `go mod download -json` result.

ModuleError is the loading module error.

Package is the structure of Package structure in `go list -json` result.

PackageError describes an error loading information about a package.