//line scanner.rl:1
package expression

import "strconv"

//line scanner.go:9
var _expression_actions []byte = []byte{
	0, 1, 0, 1, 1, 1, 2, 1, 12,
	1, 13, 1, 14, 1, 15, 1, 16,
	1, 17, 1, 18, 1, 19, 1, 20,
	1, 21, 1, 22, 1, 23, 1, 24,
	1, 25, 1, 26, 2, 2, 3, 2,
	2, 4, 2, 2, 5, 2, 2, 6,
	2, 2, 7, 2, 2, 8, 2, 2,
	9, 2, 2, 10, 2, 2, 11,
}

var _expression_key_offsets []byte = []byte{
	0, 1, 2, 3, 4, 5, 6, 7,
	8, 9, 10, 12, 37, 40, 41, 42,
	44, 45, 48, 50, 53, 54, 55, 56,
	65, 75, 85, 95, 105, 115, 125, 135,
	145, 155, 166, 176, 186, 196, 206, 216,
	226, 236,
}

var _expression_trans_keys []byte = []byte{
	34, 115, 115, 105, 103, 110, 111, 111,
	112, 39, 48, 57, 32, 33, 34, 37,
	39, 45, 46, 60, 61, 62, 95, 97,
	99, 102, 105, 111, 116, 9, 13, 48,
	57, 65, 90, 98, 122, 32, 9, 13,
	61, 34, 97, 108, 39, 46, 48, 57,
	48, 57, 46, 48, 57, 61, 61, 61,
	45, 58, 95, 48, 57, 65, 90, 97,
	122, 45, 58, 95, 110, 48, 57, 65,
	90, 97, 122, 45, 58, 95, 100, 48,
	57, 65, 90, 97, 122, 45, 58, 95,
	111, 48, 57, 65, 90, 97, 122, 45,
	58, 95, 110, 48, 57, 65, 90, 97,
	122, 45, 58, 95, 116, 48, 57, 65,
	90, 97, 122, 45, 58, 95, 97, 48,
	57, 65, 90, 98, 122, 45, 58, 95,
	105, 48, 57, 65, 90, 97, 122, 45,
	58, 95, 110, 48, 57, 65, 90, 97,
	122, 45, 58, 95, 115, 48, 57, 65,
	90, 97, 122, 45, 58, 95, 97, 111,
	48, 57, 65, 90, 98, 122, 45, 58,
	95, 108, 48, 57, 65, 90, 97, 122,
	45, 58, 95, 115, 48, 57, 65, 90,
	97, 122, 45, 58, 95, 101, 48, 57,
	65, 90, 97, 122, 45, 58, 95, 114,
	48, 57, 65, 90, 97, 122, 45, 58,
	95, 110, 48, 57, 65, 90, 97, 122,
	45, 58, 95, 114, 48, 57, 65, 90,
	97, 122, 45, 58, 95, 114, 48, 57,
	65, 90, 97, 122, 45, 58, 95, 117,
	48, 57, 65, 90, 97, 122,
}

var _expression_single_lengths []byte = []byte{
	1, 1, 1, 1, 1, 1, 1, 1,
	1, 1, 0, 17, 1, 1, 1, 2,
	1, 1, 0, 1, 1, 1, 1, 3,
	4, 4, 4, 4, 4, 4, 4, 4,
	4, 5, 4, 4, 4, 4, 4, 4,
	4, 4,
}

var _expression_range_lengths []byte = []byte{
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 1, 4, 1, 0, 0, 0,
	0, 1, 1, 1, 0, 0, 0, 3,
	3, 3, 3, 3, 3, 3, 3, 3,
	3, 3, 3, 3, 3, 3, 3, 3,
	3, 3,
}

var _expression_index_offsets []byte = []byte{
	0, 2, 4, 6, 8, 10, 12, 14,
	16, 18, 20, 22, 44, 47, 49, 51,
	54, 56, 59, 61, 64, 66, 68, 70,
	77, 85, 93, 101, 109, 117, 125, 133,
	141, 149, 158, 166, 174, 182, 190, 198,
	206, 214,
}

var _expression_indicies []byte = []byte{
	2, 1, 3, 0, 4, 0, 5, 0,
	6, 0, 7, 0, 8, 0, 9, 0,
	10, 0, 2, 11, 12, 0, 14, 15,
	16, 17, 18, 19, 20, 22, 23, 24,
	25, 26, 27, 28, 29, 30, 31, 14,
	21, 25, 25, 13, 14, 14, 32, 34,
	33, 2, 1, 35, 36, 33, 2, 11,
	37, 21, 33, 12, 38, 12, 21, 39,
	40, 33, 41, 33, 42, 33, 25, 43,
	25, 25, 25, 25, 38, 25, 43, 25,
	45, 25, 25, 25, 44, 25, 43, 25,
	46, 25, 25, 25, 44, 25, 43, 25,
	47, 25, 25, 25, 44, 25, 43, 25,
	48, 25, 25, 25, 44, 25, 43, 25,
	49, 25, 25, 25, 44, 25, 43, 25,
	50, 25, 25, 25, 44, 25, 43, 25,
	51, 25, 25, 25, 44, 25, 43, 25,
	52, 25, 25, 25, 44, 25, 43, 25,
	53, 25, 25, 25, 44, 25, 43, 25,
	54, 55, 25, 25, 25, 44, 25, 43,
	25, 56, 25, 25, 25, 44, 25, 43,
	25, 57, 25, 25, 25, 44, 25, 43,
	25, 58, 25, 25, 25, 44, 25, 43,
	25, 59, 25, 25, 25, 44, 25, 43,
	25, 60, 25, 25, 25, 44, 25, 43,
	25, 61, 25, 25, 25, 44, 25, 43,
	25, 62, 25, 25, 25, 44, 25, 43,
	25, 57, 25, 25, 25, 44,
}

var _expression_trans_targs []byte = []byte{
	11, 0, 11, 2, 3, 4, 5, 11,
	7, 8, 11, 9, 18, 11, 12, 13,
	14, 15, 16, 17, 18, 19, 20, 21,
	22, 23, 24, 26, 33, 38, 39, 40,
	11, 11, 11, 1, 6, 10, 11, 11,
	11, 11, 11, 11, 11, 25, 23, 27,
	28, 29, 30, 31, 32, 23, 34, 37,
	35, 36, 23, 23, 23, 23, 41,
}

var _expression_trans_actions []byte = []byte{
	33, 0, 11, 0, 0, 0, 0, 7,
	0, 0, 9, 0, 37, 23, 0, 0,
	5, 5, 5, 5, 61, 0, 0, 0,
	0, 58, 0, 0, 0, 0, 0, 0,
	29, 31, 15, 0, 0, 0, 35, 25,
	19, 13, 17, 21, 27, 0, 43, 0,
	0, 0, 0, 0, 0, 49, 0, 0,
	0, 0, 40, 52, 55, 46, 0,
}

var _expression_to_state_actions []byte = []byte{
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 1, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0,
}

var _expression_from_state_actions []byte = []byte{
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 3, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0,
}

var _expression_eof_trans []int16 = []int16{
	1, 1, 1, 1, 1, 1, 1, 1,
	1, 1, 1, 0, 33, 34, 34, 34,
	34, 34, 39, 40, 34, 34, 34, 39,
	45, 45, 45, 45, 45, 45, 45, 45,
	45, 45, 45, 45, 45, 45, 45, 45,
	45, 45,
}

const expression_start int = 11
const expression_first_final int = 11
const expression_error int = -1

const expression_en_main int = 11

//line scanner.rl:11

type lexer struct {
	data        []byte
	p, pe, cs   int
	ts, te, act int
	val         func(Context) interface{}
}

func (l *lexer) token() string {
	return string(l.data[l.ts:l.te])
}

func newLexer(data []byte) *lexer {
	lex := &lexer{
		data: data,
		pe:   len(data),
	}

//line scanner.go:198
	{
		lex.cs = expression_start
		lex.ts = 0
		lex.te = 0
		lex.act = 0
	}

//line scanner.rl:30
	return lex
}

func (lex *lexer) Lex(out *yySymType) int {
	eof := lex.pe
	tok := 0

//line scanner.go:215
	{
		var _klen int
		var _trans int
		var _acts int
		var _nacts uint
		var _keys int
		if (lex.p) == (lex.pe) {
			goto _test_eof
		}
	_resume:
		_acts = int(_expression_from_state_actions[lex.cs])
		_nacts = uint(_expression_actions[_acts])
		_acts++
		for ; _nacts > 0; _nacts-- {
			_acts++
			switch _expression_actions[_acts-1] {
			case 1:
//line NONE:1
				lex.ts = (lex.p)

//line scanner.go:235
			}
		}

		_keys = int(_expression_key_offsets[lex.cs])
		_trans = int(_expression_index_offsets[lex.cs])

		_klen = int(_expression_single_lengths[lex.cs])
		if _klen > 0 {
			_lower := int(_keys)
			var _mid int
			_upper := int(_keys + _klen - 1)
			for {
				if _upper < _lower {
					break
				}

				_mid = _lower + ((_upper - _lower) >> 1)
				switch {
				case lex.data[(lex.p)] < _expression_trans_keys[_mid]:
					_upper = _mid - 1
				case lex.data[(lex.p)] > _expression_trans_keys[_mid]:
					_lower = _mid + 1
				default:
					_trans += int(_mid - int(_keys))
					goto _match
				}
			}
			_keys += _klen
			_trans += _klen
		}

		_klen = int(_expression_range_lengths[lex.cs])
		if _klen > 0 {
			_lower := int(_keys)
			var _mid int
			_upper := int(_keys + (_klen << 1) - 2)
			for {
				if _upper < _lower {
					break
				}

				_mid = _lower + (((_upper - _lower) >> 1) & ^1)
				switch {
				case lex.data[(lex.p)] < _expression_trans_keys[_mid]:
					_upper = _mid - 2
				case lex.data[(lex.p)] > _expression_trans_keys[_mid+1]:
					_lower = _mid + 2
				default:
					_trans += int((_mid - int(_keys)) >> 1)
					goto _match
				}
			}
			_trans += _klen
		}

	_match:
		_trans = int(_expression_indicies[_trans])
	_eof_trans:
		lex.cs = int(_expression_trans_targs[_trans])

		if _expression_trans_actions[_trans] == 0 {
			goto _again
		}

		_acts = int(_expression_trans_actions[_trans])
		_nacts = uint(_expression_actions[_acts])
		_acts++
		for ; _nacts > 0; _nacts-- {
			_acts++
			switch _expression_actions[_acts-1] {
			case 2:
//line NONE:1
				lex.te = (lex.p) + 1

			case 3:
//line scanner.rl:57
				lex.act = 4
			case 4:
//line scanner.rl:38
				lex.act = 6
			case 5:
//line scanner.rl:93
				lex.act = 11
			case 6:
//line scanner.rl:94
				lex.act = 12
			case 7:
//line scanner.rl:95
				lex.act = 13
			case 8:
//line scanner.rl:96
				lex.act = 14
			case 9:
//line scanner.rl:97
				lex.act = 15
			case 10:
//line scanner.rl:43
				lex.act = 17
			case 11:
//line scanner.rl:101
				lex.act = 19
			case 12:
//line scanner.rl:83
				lex.te = (lex.p) + 1
				{
					tok = ASSIGN
					(lex.p)++
					goto _out
				}
			case 13:
//line scanner.rl:84
				lex.te = (lex.p) + 1
				{
					tok = LOOP
					(lex.p)++
					goto _out
				}
			case 14:
//line scanner.rl:66
				lex.te = (lex.p) + 1
				{
					tok = LITERAL
					// TODO unescape \x
					out.val = string(lex.data[lex.ts+1 : lex.te-1])
					(lex.p)++
					goto _out

				}
			case 15:
//line scanner.rl:89
				lex.te = (lex.p) + 1
				{
					tok = EQ
					(lex.p)++
					goto _out
				}
			case 16:
//line scanner.rl:90
				lex.te = (lex.p) + 1
				{
					tok = NEQ
					(lex.p)++
					goto _out
				}
			case 17:
//line scanner.rl:91
				lex.te = (lex.p) + 1
				{
					tok = GE
					(lex.p)++
					goto _out
				}
			case 18:
//line scanner.rl:92
				lex.te = (lex.p) + 1
				{
					tok = LE
					(lex.p)++
					goto _out
				}
			case 19:
//line scanner.rl:98
				lex.te = (lex.p) + 1
				{
					tok = KEYWORD
					out.name = string(lex.data[lex.ts : lex.te-1])
					(lex.p)++
					goto _out
				}
			case 20:
//line scanner.rl:101
				lex.te = (lex.p) + 1
				{
					tok = int(lex.data[lex.ts])
					(lex.p)++
					goto _out
				}
			case 21:
//line scanner.rl:48
				lex.te = (lex.p)
				(lex.p)--
				{
					tok = LITERAL
					n, err := strconv.ParseInt(lex.token(), 10, 64)
					if err != nil {
						panic(err)
					}
					out.val = int(n)
					(lex.p)++
					goto _out

				}
			case 22:
//line scanner.rl:43
				lex.te = (lex.p)
				(lex.p)--
				{
					tok = IDENTIFIER
					out.name = lex.token()
					(lex.p)++
					goto _out

				}
			case 23:
//line scanner.rl:100
				lex.te = (lex.p)
				(lex.p)--

			case 24:
//line scanner.rl:101
				lex.te = (lex.p)
				(lex.p)--
				{
					tok = int(lex.data[lex.ts])
					(lex.p)++
					goto _out
				}
			case 25:
//line scanner.rl:101
				(lex.p) = (lex.te) - 1
				{
					tok = int(lex.data[lex.ts])
					(lex.p)++
					goto _out
				}
			case 26:
//line NONE:1
				switch lex.act {
				case 4:
					{
						(lex.p) = (lex.te) - 1

						tok = LITERAL
						n, err := strconv.ParseFloat(lex.token(), 64)
						if err != nil {
							panic(err)
						}
						out.val = n
						(lex.p)++
						goto _out

					}
				case 6:
					{
						(lex.p) = (lex.te) - 1

						tok = LITERAL
						out.val = lex.token() == "true"
						(lex.p)++
						goto _out

					}
				case 11:
					{
						(lex.p) = (lex.te) - 1
						tok = AND
						(lex.p)++
						goto _out
					}
				case 12:
					{
						(lex.p) = (lex.te) - 1
						tok = OR
						(lex.p)++
						goto _out
					}
				case 13:
					{
						(lex.p) = (lex.te) - 1
						tok = CONTAINS
						(lex.p)++
						goto _out
					}
				case 14:
					{
						(lex.p) = (lex.te) - 1
						tok = FOR
						(lex.p)++
						goto _out
					}
				case 15:
					{
						(lex.p) = (lex.te) - 1
						tok = IN
						(lex.p)++
						goto _out
					}
				case 17:
					{
						(lex.p) = (lex.te) - 1

						tok = IDENTIFIER
						out.name = lex.token()
						(lex.p)++
						goto _out

					}
				case 19:
					{
						(lex.p) = (lex.te) - 1
						tok = int(lex.data[lex.ts])
						(lex.p)++
						goto _out
					}
				}

//line scanner.go:483
			}
		}

	_again:
		_acts = int(_expression_to_state_actions[lex.cs])
		_nacts = uint(_expression_actions[_acts])
		_acts++
		for ; _nacts > 0; _nacts-- {
			_acts++
			switch _expression_actions[_acts-1] {
			case 0:
//line NONE:1
				lex.ts = 0

//line scanner.go:497
			}
		}

		(lex.p)++
		if (lex.p) != (lex.pe) {
			goto _resume
		}
	_test_eof:
		{
		}
		if (lex.p) == eof {
			if _expression_eof_trans[lex.cs] > 0 {
				_trans = int(_expression_eof_trans[lex.cs] - 1)
				goto _eof_trans
			}
		}

	_out:
		{
		}
	}

//line scanner.rl:105

	return tok
}

func (lex *lexer) Error(e string) {
	// fmt.Println("scan error:", e)
}