pkg go/token, method (*Position) IsValid() bool
pkg go/token, method (Pos) IsValid() bool
pkg go/token, method (Position) String() string
pkg go/token, method (Token) IsKeyword() bool
pkg go/token, method (Token) IsLiteral() bool
pkg go/token, method (Token) IsOperator() bool
pkg go/token, method (Token) Precedence() int
pkg go/token, method (Token) String() string
pkg go/token, type File struct
pkg go/token, type FileSet struct