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88 lines
986 B
88 lines
986 B
package lexer
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import "fmt"
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type TokenType int
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const (
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EOF TokenType = iota
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Error
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Text
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Char
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Any
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Super
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Single
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Not
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Separator
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RangeOpen
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RangeClose
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RangeLo
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RangeHi
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RangeBetween
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TermsOpen
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TermsClose
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)
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func (tt TokenType) String() string {
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switch tt {
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case EOF:
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return "eof"
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case Error:
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return "error"
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case Text:
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return "text"
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case Char:
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return "char"
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case Any:
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return "any"
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case Super:
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return "super"
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case Single:
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return "single"
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case Not:
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return "not"
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case Separator:
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return "separator"
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case RangeOpen:
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return "range_open"
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case RangeClose:
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return "range_close"
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case RangeLo:
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return "range_lo"
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case RangeHi:
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return "range_hi"
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case RangeBetween:
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return "range_between"
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case TermsOpen:
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return "terms_open"
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case TermsClose:
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return "terms_close"
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default:
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return "undef"
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}
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}
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type Token struct {
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Type TokenType
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Raw string
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}
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func (t Token) String() string {
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return fmt.Sprintf("%v<%q>", t.Type, t.Raw)
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}
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