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package ssh_config
import "fmt"
type token struct {
Position
typ tokenType
val string
}
func (t token) String() string {
switch t.typ {
case tokenEOF:
return "EOF"
}
return fmt.Sprintf("%q", t.val)
}
type tokenType int
const (
eof = -(iota + 1)
)
const (
tokenError tokenType = iota
tokenEOF
tokenEmptyLine
tokenComment
tokenKey
tokenEquals
tokenString
)
func isSpace(r rune) bool {
return r == ' ' || r == '\t'
}
func isKeyStartChar(r rune) bool {
return !(isSpace(r) || r == '\r' || r == '\n' || r == eof)
}
// I'm not sure that this is correct
func isKeyChar(r rune) bool {
// Keys start with the first character that isn't whitespace or [ and end
// with the last non-whitespace character before the equals sign. Keys
// cannot contain a # character."
return !(r == '\r' || r == '\n' || r == eof || r == '=')
}
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