Esempio n. 1
0
func bodyParserExt(env Env) p.Parser {
	return func(st p.ParseState) (interface{}, error) {
		value, err := p.Many(p.Bind(ValueParserExt(env), func(x interface{}) p.Parser {
			return p.Bind_(Skip, p.Return(x))
		}))(st)
		return value, err
	}
}
Esempio n. 2
0
	} else {
		return nil, err
	}
})

var RuneParser = p.Bind(
	p.Between(p.Rune('\''), p.Rune('\''),
		p.Either(p.Try(EscapeCharr), p.NoneOf("'"))),
	func(x interface{}) p.Parser {
		return p.Return(Rune(x.(rune)))
	},
)

var StringParser = p.Bind(
	p.Between(p.Rune('"'), p.Rune('"'),
		p.Many(p.Either(p.Try(EscapeChars), p.NoneOf("\"")))),
	p.ReturnString)

func bodyParser(st p.ParseState) (interface{}, error) {
	value, err := p.SepBy(ValueParser, p.Many1(Space))(st)
	return value, err
}

func bodyParserExt(env Env) p.Parser {
	return func(st p.ParseState) (interface{}, error) {
		value, err := p.Many(p.Bind(ValueParserExt(env), func(x interface{}) p.Parser {
			return p.Bind_(Skip, p.Return(x))
		}))(st)
		return value, err
	}
}
Esempio n. 3
0
				return nil, ParsexSignErrorf(
					"Many1 Arg Error:except 1 parser arg but %v.",
					reflect.TypeOf(param))
			}
		},
		"many": func(env Env, args ...interface{}) (Lisp, error) {
			if len(args) != 1 {
				return nil, ParsexSignErrorf("Parsec Parser Many Error: only accept one Parsec Parser as arg but %v", args)
			}
			param, err := Eval(env, args[0])
			if err != nil {
				return nil, err
			}
			switch parser := param.(type) {
			case Parsecer:
				return ParsecBox(p.Many(parser.Parser)), nil
			default:
				return nil, ParsexSignErrorf(
					"Many Arg Error:except 1 parser arg but %v.",
					reflect.TypeOf(param))
			}
		},
		"failed": func(env Env, args ...interface{}) (Lisp, error) {
			if len(args) != 1 {
				return nil, ParsexSignErrorf("Parsec Parser Failed Error: only accept one string as arg but %v", args)
			}
			param, err := Eval(env, args[0])
			if err != nil {
				return nil, err
			}
			var str string