modfile

type BasicStanza struct {
	Comment      string
	Dependencies []Dependency
}

type Content struct {
	Module     string
	Go         string
	Toolchain  ToolchainStanza
	Direct     BasicStanza
	Indirect   BasicStanza
	Replace    ReplaceStanza
	ReplaceSub ReplaceStanza // sub modules, e.g. "=> ./api"
	Exclude    BasicStanza
}

type Dependency struct {
	Replacement bool
	Name        string
	Version     semantic.Tag
}

type ReplaceStanza struct {
	Comment      string
	Replacements []Replacement
}

type Replacement struct {
	Orig Dependency
	Next Dependency
}

type ToolchainStanza struct {
	Comment string
	Version string // arbitrary
}