scpt/lexer.go

18 lines
482 B
Go

package scpt
import (
"github.com/alecthomas/participle/lexer"
"github.com/alecthomas/participle/lexer/stateful"
)
// Create custom stateful regex lexer
var scptLexer = lexer.Must(stateful.NewSimple([]stateful.Rule{
{"Ident", `[a-zA-Z]\w*`, nil},
{"String", `"[^"]*"`, nil},
{"Number", `(?:\d*\.)?\d+`, nil},
{"Punct", `[-[!@$&()_{}\|:;"',.?/]|]`, nil},
{"Whitespace", `[ \t\r\n]+`, nil},
{"Comment", `#[^\n]+`, nil},
{"Operator", `(>=|<=|>|<|==|!=)|[-+*/^%]`, nil},
}))