chunker

type Chunk struct {
	Kind      string   // "function", "method", "type", "var", "const", "file"
	Name      string   // primary identifier (may be "" for "file" kind)
	Names     []string // all declared identifiers (grouped type/const/var blocks)
	Recv      string   // receiver type name for methods (e.g. "Foo"), else ""
	Refs      []string // type identifiers referenced in a func/method signature
	Exported  bool     // true if the primary identifier is exported (Go convention)
	StartLine int
	EndLine   int
	Body      string // verbatim source for the chunk
}