package manager import ( exec "golang.org/x/sys/execabs" ) // Candidate represents a possible plugin candidate, for mocking purposes type Candidate interface { Path() string Metadata() ([]byte, error) } type candidate struct { path string } func (c *candidate) Path() string { return c.path } func (c *candidate) Metadata() ([]byte, error) { return exec.Command(c.path, MetadataSubcommandName).Output() }