models

type Expression struct {
	Value      string
	IsStar     bool
	IsVariadic bool
	IsWriter   bool
	Underlying string
}

type Field struct {
	Name  string
	Type  *Expression
	Index int
}

type Function struct {
	Name         string
	IsExported   bool
	Receiver     *Receiver
	Parameters   []*Field
	Results      []*Field
	ReturnsError bool
	TypeParams   []*TypeParam // Type parameters for generic functions
	Body         string       // Source code of the function body for AI context
}

type Header struct {
	Comments []string
	Package  string
	Imports  []*Import
	Code     []byte
}

type Import struct {
	Name, Path string
}

type Path string

type Receiver struct {
	*Field
	Fields []*Field
}

type TypeParam struct {
	Name       string // e.g., "T", "K", "V"
	Constraint string // e.g., "any", "comparable", "int64 | float64"
}