interpoler

type CommandNode struct {
	Name                string
	Description         string
	ExtendedDescription string
	Parameters          []Parameter
	Executor            ExecutorFunc
}

type CommandNodes []*CommandNode

type CompleterFunc func(ctx context.Context, funcOptions ParametersWithValue) []string

type ExecutorFunc func(ctx context.Context, funcOptions ParametersWithValue, writer *internal.Writer) error

type InterpolateError struct {
	Error   error
	Details string
}

type InterpolateResult struct {
	Parents                   CommandNodes
	Target                    *CommandNode
	TargetParameter           *Parameter
	Parameters                ParametersWithValue
	Remaining                 *TokanizedCommand
	Error                     *InterpolateError
	MisplacedCursor           bool
	MissingRequiredParameters []string
}

type Parameter struct {
	Name        string
	Description string
	Completer   CompleterFunc
	Optional    bool
	Default     string
	Filter      bool
}

type ParameterWithValue struct {
	Parameter
	Value        string
	DefaultValue bool
	InvalidValue bool
}

type ParametersWithValue map[string]*ParameterWithValue

type TokanizedCommand struct {
	Tokens           []Token
	HasTrailingSpace bool
	CursorPos        int
}

type Token struct {
	Value string
	Pos   int
}