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sql.go
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//line sql.y:6
package sqlparser
import __yyfmt__ "fmt"
//line sql.y:6
import "bytes"
func SetParseTree(yylex interface{}, stmt Statement) {
yylex.(*Tokenizer).ParseTree = stmt
}
func SetAllowComments(yylex interface{}, allow bool) {
yylex.(*Tokenizer).AllowComments = allow
}
func ForceEOF(yylex interface{}) {
yylex.(*Tokenizer).ForceEOF = true
}
var (
SHARE = []byte("share")
MODE = []byte("mode")
IF_BYTES = []byte("if")
VALUES_BYTES = []byte("values")
)
//line sql.y:31
type yySymType struct {
yys int
empty struct{}
statement Statement
statements Statements
selStmt SelectStatement
byt byte
bytes []byte
bytes2 [][]byte
str string
selectExprs SelectExprs
selectExpr SelectExpr
columns Columns
colName *ColName
tableExprs TableExprs
tableExpr TableExpr
smTableExpr SimpleTableExpr
tableName *TableName
indexHints *IndexHints
expr Expr
boolExpr BoolExpr
valExpr ValExpr
colTuple ColTuple
valExprs ValExprs
values Values
rowTuple RowTuple
subquery *Subquery
caseExpr *CaseExpr
whens []*When
when *When
orderBy OrderBy
order *Order
limit *Limit
insRows InsertRows
updateExprs UpdateExprs
updateExpr *UpdateExpr
}
const LEX_ERROR = 57346
const SELECT = 57347
const INSERT = 57348
const UPDATE = 57349
const DELETE = 57350
const FROM = 57351
const WHERE = 57352
const GROUP = 57353
const HAVING = 57354
const ORDER = 57355
const BY = 57356
const LIMIT = 57357
const FOR = 57358
const ALL = 57359
const DISTINCT = 57360
const AS = 57361
const EXISTS = 57362
const IN = 57363
const IS = 57364
const LIKE = 57365
const BETWEEN = 57366
const NULL = 57367
const ASC = 57368
const DESC = 57369
const VALUES = 57370
const INTO = 57371
const DUPLICATE = 57372
const KEY = 57373
const DEFAULT = 57374
const SET = 57375
const LOCK = 57376
const KEYRANGE = 57377
const ID = 57378
const STRING = 57379
const NUMBER = 57380
const VALUE_ARG = 57381
const LIST_ARG = 57382
const COMMENT = 57383
const LE = 57384
const GE = 57385
const NE = 57386
const NULL_SAFE_EQUAL = 57387
const UNION = 57388
const MINUS = 57389
const EXCEPT = 57390
const INTERSECT = 57391
const JOIN = 57392
const STRAIGHT_JOIN = 57393
const LEFT = 57394
const RIGHT = 57395
const INNER = 57396
const OUTER = 57397
const CROSS = 57398
const NATURAL = 57399
const USE = 57400
const FORCE = 57401
const ON = 57402
const OR = 57403
const AND = 57404
const NOT = 57405
const UNARY = 57406
const CASE = 57407
const WHEN = 57408
const THEN = 57409
const ELSE = 57410
const END = 57411
const CREATE = 57412
const ALTER = 57413
const DROP = 57414
const RENAME = 57415
const ANALYZE = 57416
const TABLE = 57417
const INDEX = 57418
const VIEW = 57419
const TO = 57420
const IGNORE = 57421
const IF = 57422
const UNIQUE = 57423
const USING = 57424
const SHOW = 57425
const DESCRIBE = 57426
const EXPLAIN = 57427
var yyToknames = [...]string{
"$end",
"error",
"$unk",
"LEX_ERROR",
"SELECT",
"INSERT",
"UPDATE",
"DELETE",
"FROM",
"WHERE",
"GROUP",
"HAVING",
"ORDER",
"BY",
"LIMIT",
"FOR",
"ALL",
"DISTINCT",
"AS",
"EXISTS",
"IN",
"IS",
"LIKE",
"BETWEEN",
"NULL",
"ASC",
"DESC",
"VALUES",
"INTO",
"DUPLICATE",
"KEY",
"DEFAULT",
"SET",
"LOCK",
"KEYRANGE",
"ID",
"STRING",
"NUMBER",
"VALUE_ARG",
"LIST_ARG",
"COMMENT",
"LE",
"GE",
"NE",
"NULL_SAFE_EQUAL",
"'('",
"'='",
"'<'",
"'>'",
"'~'",
"UNION",
"MINUS",
"EXCEPT",
"INTERSECT",
"','",
"JOIN",
"STRAIGHT_JOIN",
"LEFT",
"RIGHT",
"INNER",
"OUTER",
"CROSS",
"NATURAL",
"USE",
"FORCE",
"ON",
"OR",
"AND",
"NOT",
"'&'",
"'|'",
"'^'",
"'+'",
"'-'",
"'*'",
"'/'",
"'%'",
"'.'",
"UNARY",
"CASE",
"WHEN",
"THEN",
"ELSE",
"END",
"CREATE",
"ALTER",
"DROP",
"RENAME",
"ANALYZE",
"TABLE",
"INDEX",
"VIEW",
"TO",
"IGNORE",
"IF",
"UNIQUE",
"USING",
"SHOW",
"DESCRIBE",
"EXPLAIN",
"';'",
"')'",
}
var yyStatenames = [...]string{}
const yyEofCode = 1
const yyErrCode = 2
const yyInitialStackSize = 16
//line yacctab:1
var yyExca = [...]int{
-1, 1,
1, -1,
-2, 0,
}
const yyNprod = 208
const yyPrivate = 57344
var yyTokenNames []string
var yyStates []string
const yyLast = 587
var yyAct = [...]int{
100, 336, 68, 299, 167, 369, 164, 253, 97, 91,
98, 55, 203, 291, 96, 244, 183, 214, 87, 349,
69, 166, 5, 86, 378, 7, 378, 191, 378, 109,
82, 264, 265, 266, 267, 268, 135, 269, 270, 141,
140, 56, 57, 71, 74, 108, 76, 260, 114, 79,
235, 70, 297, 83, 7, 60, 72, 105, 106, 107,
34, 35, 36, 37, 78, 135, 170, 135, 347, 92,
112, 380, 235, 379, 233, 377, 125, 320, 43, 48,
45, 49, 129, 325, 46, 133, 316, 318, 126, 346,
137, 128, 345, 110, 111, 75, 54, 322, 50, 296,
115, 275, 168, 327, 163, 165, 169, 245, 51, 52,
53, 234, 285, 139, 283, 113, 317, 122, 71, 236,
181, 71, 177, 187, 118, 245, 70, 289, 186, 70,
140, 141, 140, 173, 124, 188, 153, 154, 155, 209,
187, 185, 92, 141, 140, 201, 329, 223, 342, 213,
211, 212, 221, 222, 208, 225, 226, 227, 228, 229,
230, 231, 232, 323, 207, 148, 149, 150, 151, 152,
153, 154, 155, 216, 77, 292, 344, 237, 92, 92,
71, 71, 249, 151, 152, 153, 154, 155, 70, 251,
242, 224, 257, 197, 255, 239, 241, 65, 252, 120,
248, 256, 132, 310, 258, 343, 308, 314, 311, 313,
292, 309, 195, 210, 312, 134, 198, 120, 274, 261,
276, 235, 237, 354, 184, 331, 278, 279, 286, 18,
19, 20, 21, 184, 81, 207, 277, 264, 265, 266,
267, 268, 282, 269, 270, 121, 206, 92, 216, 18,
18, 34, 35, 36, 37, 290, 205, 22, 294, 288,
298, 135, 116, 295, 284, 119, 194, 196, 193, 262,
108, 217, 179, 114, 364, 306, 307, 215, 120, 363,
206, 72, 105, 106, 107, 180, 362, 324, 84, 170,
205, 170, 207, 207, 175, 112, 328, 174, 71, 172,
171, 326, 333, 108, 58, 77, 332, 334, 337, 23,
24, 26, 25, 27, 338, 105, 106, 107, 110, 111,
273, 138, 28, 29, 30, 115, 72, 321, 319, 303,
348, 302, 200, 199, 182, 130, 350, 272, 77, 127,
113, 123, 352, 66, 85, 80, 360, 358, 237, 375,
359, 117, 361, 6, 351, 330, 367, 18, 64, 281,
366, 337, 368, 370, 370, 370, 71, 376, 373, 371,
372, 240, 382, 103, 70, 189, 131, 63, 108, 383,
247, 114, 61, 384, 300, 385, 59, 254, 104, 90,
105, 106, 107, 353, 218, 341, 219, 220, 301, 95,
340, 305, 184, 112, 67, 381, 365, 18, 148, 149,
150, 151, 152, 153, 154, 155, 4, 356, 357, 190,
44, 259, 94, 192, 103, 47, 110, 111, 88, 108,
73, 250, 114, 115, 178, 374, 355, 335, 339, 104,
90, 105, 106, 107, 304, 287, 176, 243, 113, 102,
95, 99, 101, 293, 112, 238, 246, 142, 93, 315,
18, 148, 149, 150, 151, 152, 153, 154, 155, 204,
263, 202, 89, 94, 271, 103, 136, 110, 111, 88,
108, 62, 33, 114, 115, 31, 17, 16, 15, 14,
104, 72, 105, 106, 107, 103, 3, 13, 12, 113,
108, 95, 32, 114, 11, 112, 10, 9, 8, 2,
104, 72, 105, 106, 107, 38, 39, 40, 41, 42,
1, 95, 0, 0, 94, 112, 0, 0, 110, 111,
143, 147, 145, 146, 280, 115, 148, 149, 150, 151,
152, 153, 154, 155, 94, 0, 0, 0, 110, 111,
113, 159, 160, 161, 162, 115, 156, 157, 158, 148,
149, 150, 151, 152, 153, 154, 155, 0, 0, 0,
113, 0, 0, 0, 0, 0, 0, 0, 144, 148,
149, 150, 151, 152, 153, 154, 155,
}
var yyPact = [...]int{
-1000, -1000, -79, 224, -1000, -1000, -1000, 200, -1000, -1000,
-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-1000, -1000, -1000, -12, -13, 8, 18, 6, -1000, -1000,
-1000, 263, 224, 402, 365, -1000, -1000, -1000, 359, 329,
307, 395, 290, -51, 4, 269, -1000, -26, 269, -1000,
309, -65, 269, -65, 308, -1000, -1000, -1000, -1000, -1000,
-1000, -1000, 404, -1000, 307, 318, 46, 307, 162, -1000,
198, -1000, 39, 305, 65, 269, -1000, -1000, 303, -1000,
-11, 299, 356, 136, 269, -1000, 206, -1000, -1000, 302,
35, 76, 509, -1000, 475, 455, -1000, -1000, -1000, 20,
254, 253, -1000, 251, 248, -1000, -1000, -1000, -1000, -1000,
-1000, -1000, -1000, -1000, -1000, 20, 239, 290, 298, 392,
290, 20, 269, -1000, 355, -70, -1000, 180, -1000, 297,
-1000, -1000, 296, -1000, 210, 404, -1000, -1000, 269, 138,
475, 475, 20, 231, 373, 20, 20, 122, 20, 20,
20, 20, 20, 20, 20, 20, -1000, -1000, -1000, -1000,
-1000, -1000, -1000, -1000, 509, -28, 9, 17, 509, -1000,
245, 353, 404, -1000, 402, 278, 26, 489, 352, 290,
290, 223, -1000, 374, 475, -1000, 489, -1000, -1000, -1000,
135, 269, -1000, -46, -1000, -1000, -1000, -1000, -1000, -1000,
-1000, -1000, 214, 181, 301, 244, 23, -1000, -1000, -1000,
-1000, -1000, 62, 489, -1000, 245, -1000, -1000, 231, 20,
20, 489, 466, -1000, 334, 110, 110, 110, 61, 61,
-1000, -1000, -1000, -1000, -1000, 20, -1000, 489, -1000, 12,
404, 10, 173, 44, -1000, 475, 109, 243, 200, 144,
-3, -1000, 374, 369, 384, 76, 295, -1000, -1000, 293,
-1000, 390, 210, 210, -1000, -1000, 150, 147, 158, 153,
151, 22, -1000, 292, -25, 291, -5, -1000, 489, 95,
20, -1000, 489, -1000, -19, -1000, 278, 19, -1000, 20,
64, -1000, 325, 170, -1000, -1000, -1000, 290, 369, -1000,
20, 20, -1000, -1000, 388, 381, 181, 82, -1000, 149,
-1000, 120, -1000, -1000, -1000, -1000, 1, -2, -23, -1000,
-1000, -1000, -1000, 20, 489, -1000, -83, -1000, 489, 20,
323, 243, -1000, -1000, 338, 168, -1000, 391, -1000, 374,
475, 20, 475, -1000, -1000, 240, 233, 228, 489, -1000,
489, 399, -1000, 20, 20, -1000, -1000, -1000, 369, 76,
166, 76, 269, 269, 269, 290, 489, -1000, 333, -27,
-1000, -29, -31, 162, -1000, 398, 351, -1000, 269, -1000,
-1000, -1000, 269, -1000, 269, -1000,
}
var yyPgo = [...]int{
0, 520, 353, 509, 21, 508, 507, 506, 504, 498,
497, 489, 488, 487, 486, 496, 485, 482, 481, 23,
18, 476, 474, 472, 471, 12, 470, 469, 197, 459,
5, 16, 9, 458, 457, 456, 14, 6, 17, 4,
453, 10, 452, 29, 451, 8, 449, 447, 15, 446,
445, 444, 438, 7, 437, 1, 436, 3, 435, 434,
431, 13, 2, 20, 234, 430, 425, 423, 421, 420,
419, 0, 11, 416,
}
var yyR1 = [...]int{
0, 1, 3, 3, 3, 3, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 4, 4, 4,
5, 5, 6, 7, 8, 9, 9, 9, 10, 10,
10, 11, 12, 12, 12, 13, 14, 14, 14, 73,
15, 16, 16, 17, 17, 17, 17, 17, 18, 18,
19, 19, 20, 20, 20, 23, 23, 21, 21, 21,
24, 24, 25, 25, 25, 25, 22, 22, 22, 26,
26, 26, 26, 26, 26, 26, 26, 26, 27, 27,
27, 28, 28, 29, 29, 29, 29, 30, 30, 31,
31, 32, 32, 32, 32, 32, 33, 33, 33, 33,
33, 33, 33, 33, 33, 33, 33, 34, 34, 34,
34, 34, 34, 34, 38, 38, 38, 43, 39, 39,
37, 37, 37, 37, 37, 37, 37, 37, 37, 37,
37, 37, 37, 37, 37, 37, 37, 42, 42, 44,
44, 44, 46, 49, 49, 47, 47, 48, 50, 50,
45, 45, 36, 36, 36, 36, 51, 51, 52, 52,
53, 53, 54, 54, 55, 56, 56, 56, 57, 57,
57, 58, 58, 58, 59, 59, 60, 60, 61, 61,
35, 35, 40, 40, 41, 41, 62, 62, 63, 64,
64, 65, 65, 66, 66, 67, 67, 67, 67, 67,
68, 68, 69, 69, 70, 70, 71, 72,
}
var yyR2 = [...]int{
0, 1, 1, 2, 4, 3, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 12, 4, 3,
7, 7, 8, 7, 3, 5, 8, 4, 6, 7,
4, 5, 4, 5, 5, 3, 2, 2, 2, 0,
2, 0, 2, 1, 2, 1, 1, 1, 0, 1,
1, 3, 1, 2, 3, 1, 1, 0, 1, 2,
1, 3, 3, 3, 3, 5, 0, 1, 2, 1,
1, 2, 3, 2, 3, 2, 2, 2, 1, 3,
1, 1, 3, 0, 5, 5, 5, 1, 3, 0,
2, 1, 3, 3, 2, 3, 3, 3, 4, 3,
4, 5, 6, 3, 4, 2, 6, 1, 1, 1,
1, 1, 1, 1, 3, 1, 1, 3, 1, 3,
1, 1, 1, 3, 3, 3, 3, 3, 3, 3,
3, 2, 3, 4, 5, 4, 1, 1, 1, 1,
1, 1, 5, 0, 1, 1, 2, 4, 0, 2,
1, 3, 1, 1, 1, 1, 0, 3, 0, 2,
0, 3, 1, 3, 2, 0, 1, 1, 0, 2,
4, 0, 2, 4, 0, 3, 1, 3, 0, 5,
2, 1, 1, 3, 3, 1, 1, 3, 3, 0,
2, 0, 3, 0, 1, 1, 1, 1, 1, 1,
0, 1, 0, 1, 0, 2, 1, 0,
}
var yyChk = [...]int{
-1000, -1, -3, -15, -73, 101, -2, -4, -5, -6,
-7, -8, -9, -10, -11, -12, -13, -14, 5, 6,
7, 8, 33, 85, 86, 88, 87, 89, 98, 99,
100, -16, -15, -17, 51, 52, 53, 54, -15, -15,
-15, -15, -15, 90, -69, 92, 96, -66, 92, 94,
90, 90, 91, 92, 90, -72, -72, -72, 41, -2,
-4, 17, -18, 18, 29, -28, 36, 9, -62, -63,
-45, -71, 36, -65, 95, 91, -71, 36, 90, -71,
36, -64, 95, -71, -64, 36, -19, -20, 75, -23,
36, -32, -37, -33, 69, 46, -36, -45, -41, -44,
-71, -42, -46, 20, 35, 37, 38, 39, 25, -43,
73, 74, 50, 95, 28, 80, -28, 33, 78, -28,
55, 47, 78, 36, 69, -71, -72, 36, -72, 93,
36, 20, 66, -71, 9, 55, -21, -71, 19, 78,
68, 67, -34, 21, 69, 23, 24, 22, 70, 71,
72, 73, 74, 75, 76, 77, 47, 48, 49, 42,
43, 44, 45, -32, -37, -32, -4, -39, -37, -37,
46, 46, 46, -43, 46, 46, -49, -37, -59, 33,
46, -62, 36, -31, 10, -63, -37, -71, -72, 20,
-70, 97, -67, 88, 86, 32, 87, 13, 36, 36,
36, -72, -24, -25, -27, 46, 36, -43, -20, -71,
75, -32, -32, -37, -38, 46, -43, 40, 21, 23,
24, -37, -37, 25, 69, -37, -37, -37, -37, -37,
-37, -37, -37, 102, 102, 55, 102, -37, 102, -19,
18, -19, -36, -47, -48, 81, -35, 28, -4, -62,
-60, -45, -31, -53, 13, -32, 66, -71, -72, -68,
93, -31, 55, -26, 56, 57, 58, 59, 60, 62,
63, -22, 36, 19, -25, 78, -39, -38, -37, -37,
68, 25, -37, 102, -19, 102, 55, -50, -48, 83,
-32, -61, 66, -40, -41, -61, 102, 55, -53, -57,
15, 14, 36, 36, -51, 11, -25, -25, 56, 61,
56, 61, 56, 56, 56, -29, 64, 94, 65, 36,
102, 36, 102, 68, -37, 102, -36, 84, -37, 82,
30, 55, -45, -57, -37, -54, -55, -37, -72, -52,
12, 14, 66, 56, 56, 91, 91, 91, -37, 102,
-37, 31, -41, 55, 55, -56, 26, 27, -53, -32,
-39, -32, 46, 46, 46, 7, -37, -55, -57, -30,
-71, -30, -30, -62, -58, 16, 34, 102, 55, 102,
102, 7, 21, -71, -71, -71,
}
var yyDef = [...]int{
39, -2, 1, 2, 41, 39, 3, 6, 7, 8,
9, 10, 11, 12, 13, 14, 15, 16, 39, 39,
39, 39, 39, 202, 193, 0, 0, 0, 207, 207,
207, 40, 5, 0, 43, 45, 46, 47, 48, 0,
0, 0, 0, 191, 0, 0, 203, 0, 0, 194,
0, 189, 0, 189, 0, 36, 37, 38, 42, 4,
19, 44, 0, 49, 0, 0, 81, 0, 24, 186,
0, 150, 206, 0, 0, 0, 207, 206, 0, 207,
0, 0, 0, 0, 0, 35, 18, 50, 52, 57,
206, 55, 56, 91, 0, 0, 120, 121, 122, 0,
150, 0, 136, 0, 0, 152, 153, 154, 155, 185,
139, 140, 141, 137, 138, 143, 174, 0, 0, 89,
0, 0, 0, 207, 0, 204, 27, 0, 30, 0,
32, 190, 0, 207, 0, 0, 53, 58, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 107, 108, 109, 110,
111, 112, 113, 94, 0, 0, 0, 0, 118, 131,
0, 0, 0, 105, 0, 0, 0, 144, 0, 0,
0, 89, 82, 160, 0, 187, 188, 151, 25, 192,
0, 0, 207, 200, 195, 196, 197, 198, 199, 31,
33, 34, 89, 60, 66, 0, 78, 80, 51, 59,
54, 92, 93, 96, 97, 0, 115, 116, 0, 0,
0, 99, 0, 103, 0, 123, 124, 125, 126, 127,
128, 129, 130, 95, 117, 0, 184, 118, 132, 0,
0, 0, 0, 148, 145, 0, 178, 0, 181, 178,
0, 176, 160, 168, 0, 90, 0, 205, 28, 0,
201, 156, 0, 0, 69, 70, 0, 0, 0, 0,
0, 83, 67, 0, 0, 0, 0, 98, 100, 0,
0, 104, 119, 133, 0, 135, 0, 0, 146, 0,
0, 20, 0, 180, 182, 21, 175, 0, 168, 23,
0, 0, 207, 29, 158, 0, 61, 64, 71, 0,
73, 0, 75, 76, 77, 62, 0, 0, 0, 68,
63, 79, 114, 0, 101, 134, 0, 142, 149, 0,
0, 0, 177, 22, 169, 161, 162, 165, 26, 160,
0, 0, 0, 72, 74, 0, 0, 0, 102, 106,
147, 0, 183, 0, 0, 164, 166, 167, 168, 159,
157, 65, 0, 0, 0, 0, 170, 163, 171, 0,
87, 0, 0, 179, 17, 0, 0, 84, 0, 85,
86, 172, 0, 88, 0, 173,
}
var yyTok1 = [...]int{
1, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 77, 70, 3,
46, 102, 75, 73, 55, 74, 78, 76, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 101,
48, 47, 49, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 72, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 71, 3, 50,
}
var yyTok2 = [...]int{
2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
32, 33, 34, 35, 36, 37, 38, 39, 40, 41,
42, 43, 44, 45, 51, 52, 53, 54, 56, 57,
58, 59, 60, 61, 62, 63, 64, 65, 66, 67,
68, 69, 79, 80, 81, 82, 83, 84, 85, 86,
87, 88, 89, 90, 91, 92, 93, 94, 95, 96,
97, 98, 99, 100,
}
var yyTok3 = [...]int{
0,
}
var yyErrorMessages = [...]struct {
state int
token int
msg string
}{}
//line yaccpar:1
/* parser for yacc output */
var (
yyDebug = 0
yyErrorVerbose = false
)
type yyLexer interface {
Lex(lval *yySymType) int
Error(s string)
}
type yyParser interface {
Parse(yyLexer) int
Lookahead() int
}
type yyParserImpl struct {
lval yySymType
stack [yyInitialStackSize]yySymType
char int
}
func (p *yyParserImpl) Lookahead() int {
return p.char
}
func yyNewParser() yyParser {
return &yyParserImpl{}
}
const yyFlag = -1000
func yyTokname(c int) string {
if c >= 1 && c-1 < len(yyToknames) {
if yyToknames[c-1] != "" {
return yyToknames[c-1]
}
}
return __yyfmt__.Sprintf("tok-%v", c)
}
func yyStatname(s int) string {
if s >= 0 && s < len(yyStatenames) {
if yyStatenames[s] != "" {
return yyStatenames[s]
}
}
return __yyfmt__.Sprintf("state-%v", s)
}
func yyErrorMessage(state, lookAhead int) string {
const TOKSTART = 4
if !yyErrorVerbose {
return "syntax error"
}
for _, e := range yyErrorMessages {
if e.state == state && e.token == lookAhead {
return "syntax error: " + e.msg
}
}
res := "syntax error: unexpected " + yyTokname(lookAhead)
// To match Bison, suggest at most four expected tokens.
expected := make([]int, 0, 4)
// Look for shiftable tokens.
base := yyPact[state]
for tok := TOKSTART; tok-1 < len(yyToknames); tok++ {
if n := base + tok; n >= 0 && n < yyLast && yyChk[yyAct[n]] == tok {
if len(expected) == cap(expected) {
return res
}
expected = append(expected, tok)
}
}
if yyDef[state] == -2 {
i := 0
for yyExca[i] != -1 || yyExca[i+1] != state {
i += 2
}
// Look for tokens that we accept or reduce.
for i += 2; yyExca[i] >= 0; i += 2 {
tok := yyExca[i]
if tok < TOKSTART || yyExca[i+1] == 0 {
continue
}
if len(expected) == cap(expected) {
return res
}
expected = append(expected, tok)
}
// If the default action is to accept or reduce, give up.
if yyExca[i+1] != 0 {
return res
}
}
for i, tok := range expected {
if i == 0 {
res += ", expecting "
} else {
res += " or "
}
res += yyTokname(tok)
}
return res
}
func yylex1(lex yyLexer, lval *yySymType) (char, token int) {
token = 0
char = lex.Lex(lval)
if char <= 0 {
token = yyTok1[0]
goto out
}
if char < len(yyTok1) {
token = yyTok1[char]
goto out
}
if char >= yyPrivate {
if char < yyPrivate+len(yyTok2) {
token = yyTok2[char-yyPrivate]
goto out
}
}
for i := 0; i < len(yyTok3); i += 2 {
token = yyTok3[i+0]
if token == char {
token = yyTok3[i+1]
goto out
}
}
out:
if token == 0 {
token = yyTok2[1] /* unknown char */
}
if yyDebug >= 3 {
__yyfmt__.Printf("lex %s(%d)\n", yyTokname(token), uint(char))
}
return char, token
}
func yyParse(yylex yyLexer) int {
return yyNewParser().Parse(yylex)
}
func (yyrcvr *yyParserImpl) Parse(yylex yyLexer) int {
var yyn int
var yyVAL yySymType
var yyDollar []yySymType
_ = yyDollar // silence set and not used
yyS := yyrcvr.stack[:]
Nerrs := 0 /* number of errors */
Errflag := 0 /* error recovery flag */
yystate := 0
yyrcvr.char = -1
yytoken := -1 // yyrcvr.char translated into internal numbering
defer func() {
// Make sure we report no lookahead when not parsing.
yystate = -1
yyrcvr.char = -1
yytoken = -1
}()
yyp := -1
goto yystack
ret0:
return 0
ret1:
return 1
yystack:
/* put a state and value onto the stack */
if yyDebug >= 4 {
__yyfmt__.Printf("char %v in %v\n", yyTokname(yytoken), yyStatname(yystate))
}
yyp++
if yyp >= len(yyS) {
nyys := make([]yySymType, len(yyS)*2)
copy(nyys, yyS)
yyS = nyys
}
yyS[yyp] = yyVAL
yyS[yyp].yys = yystate
yynewstate:
yyn = yyPact[yystate]
if yyn <= yyFlag {
goto yydefault /* simple state */
}
if yyrcvr.char < 0 {
yyrcvr.char, yytoken = yylex1(yylex, &yyrcvr.lval)
}
yyn += yytoken
if yyn < 0 || yyn >= yyLast {
goto yydefault
}
yyn = yyAct[yyn]
if yyChk[yyn] == yytoken { /* valid shift */
yyrcvr.char = -1
yytoken = -1
yyVAL = yyrcvr.lval
yystate = yyn
if Errflag > 0 {
Errflag--
}
goto yystack
}
yydefault:
/* default state action */
yyn = yyDef[yystate]
if yyn == -2 {
if yyrcvr.char < 0 {
yyrcvr.char, yytoken = yylex1(yylex, &yyrcvr.lval)
}
/* look through exception table */
xi := 0
for {
if yyExca[xi+0] == -1 && yyExca[xi+1] == yystate {
break
}
xi += 2
}
for xi += 2; ; xi += 2 {
yyn = yyExca[xi+0]
if yyn < 0 || yyn == yytoken {
break
}
}
yyn = yyExca[xi+1]
if yyn < 0 {
goto ret0
}
}
if yyn == 0 {
/* error ... attempt to resume parsing */
switch Errflag {
case 0: /* brand new error */
yylex.Error(yyErrorMessage(yystate, yytoken))
Nerrs++
if yyDebug >= 1 {
__yyfmt__.Printf("%s", yyStatname(yystate))
__yyfmt__.Printf(" saw %s\n", yyTokname(yytoken))
}
fallthrough
case 1, 2: /* incompletely recovered error ... try again */
Errflag = 3
/* find a state where "error" is a legal shift action */
for yyp >= 0 {
yyn = yyPact[yyS[yyp].yys] + yyErrCode
if yyn >= 0 && yyn < yyLast {
yystate = yyAct[yyn] /* simulate a shift of "error" */
if yyChk[yystate] == yyErrCode {
goto yystack
}
}
/* the current p has no shift on "error", pop stack */
if yyDebug >= 2 {
__yyfmt__.Printf("error recovery pops state %d\n", yyS[yyp].yys)
}
yyp--
}
/* there is no state on the stack with an error shift ... abort */
goto ret1
case 3: /* no shift yet; clobber input char */
if yyDebug >= 2 {
__yyfmt__.Printf("error recovery discards %s\n", yyTokname(yytoken))
}
if yytoken == yyEofCode {
goto ret1
}
yyrcvr.char = -1
yytoken = -1
goto yynewstate /* try again in the same state */
}
}
/* reduction by production yyn */
if yyDebug >= 2 {
__yyfmt__.Printf("reduce %v in:\n\t%v\n", yyn, yyStatname(yystate))
}
yynt := yyn
yypt := yyp
_ = yypt // guard against "declared and not used"
yyp -= yyR2[yyn]
// yyp is now the index of $0. Perform the default action. Iff the
// reduced production is ε, $1 is possibly out of range.
if yyp+1 >= len(yyS) {
nyys := make([]yySymType, len(yyS)*2)
copy(nyys, yyS)
yyS = nyys
}
yyVAL = yyS[yyp+1]
/* consult goto table to find next state */
yyn = yyR1[yyn]
yyg := yyPgo[yyn]
yyj := yyg + yyS[yyp].yys + 1
if yyj >= yyLast {
yystate = yyAct[yyg]
} else {
yystate = yyAct[yyj]
if yyChk[yystate] != -yyn {
yystate = yyAct[yyg]
}
}
// dummy call; replaced with literal code
switch yynt {
case 1:
yyDollar = yyS[yypt-1 : yypt+1]
//line sql.y:153
{
SetParseTree(yylex, yyDollar[1].statements)
}
case 2:
yyDollar = yyS[yypt-1 : yypt+1]
//line sql.y:159
{
comment := Comments(yyDollar[1].bytes2)
if comment.IsEmpty() {
yyVAL.statements = Statements([]Statement{})
} else {
yyVAL.statements = Statements([]Statement{comment})
}
}
case 3:
yyDollar = yyS[yypt-2 : yypt+1]
//line sql.y:168
{
comment := Comments(yyDollar[1].bytes2)
if comment.IsEmpty() {
yyVAL.statements = Statements([]Statement{yyDollar[2].statement})
} else {
yyVAL.statements = Statements([]Statement{comment, yyDollar[2].statement})
}
}
case 4:
yyDollar = yyS[yypt-4 : yypt+1]
//line sql.y:177
{
comment := Comments(yyDollar[3].bytes2)
if comment.IsEmpty() {
yyVAL.statements = Statements(append(yyDollar[1].statements, yyDollar[4].statement))
} else {
yyVAL.statements = Statements(append(yyDollar[1].statements, comment, yyDollar[4].statement))
}
}
case 5:
yyDollar = yyS[yypt-3 : yypt+1]
//line sql.y:186
{
comment := Comments(yyDollar[3].bytes2)
if comment.IsEmpty() {
yyVAL.statements = yyDollar[1].statements
} else {
yyVAL.statements = Statements(append(yyDollar[1].statements, comment))
}
}
case 6:
yyDollar = yyS[yypt-1 : yypt+1]
//line sql.y:197
{
yyVAL.statement = yyDollar[1].selStmt
}
case 17:
yyDollar = yyS[yypt-12 : yypt+1]
//line sql.y:213
{
yyVAL.selStmt = &Select{Comments: Comments(yyDollar[2].bytes2), Distinct: yyDollar[3].str, SelectExprs: yyDollar[4].selectExprs, From: yyDollar[6].tableExprs, Where: NewWhere(AST_WHERE, yyDollar[7].boolExpr), GroupBy: GroupBy(yyDollar[8].valExprs), Having: NewWhere(AST_HAVING, yyDollar[9].boolExpr), OrderBy: yyDollar[10].orderBy, Limit: yyDollar[11].limit, Lock: yyDollar[12].str}
}
case 18:
yyDollar = yyS[yypt-4 : yypt+1]
//line sql.y:217
{
yyVAL.selStmt = &Select{Comments: Comments(yyDollar[2].bytes2), Distinct: yyDollar[3].str, SelectExprs: yyDollar[4].selectExprs}
}
case 19:
yyDollar = yyS[yypt-3 : yypt+1]
//line sql.y:221
{
yyVAL.selStmt = &Union{Type: yyDollar[2].str, Left: yyDollar[1].selStmt, Right: yyDollar[3].selStmt}
}
case 20:
yyDollar = yyS[yypt-7 : yypt+1]
//line sql.y:227
{
yyVAL.statement = &Insert{Comments: Comments(yyDollar[2].bytes2), Table: yyDollar[4].tableName, Columns: yyDollar[5].columns, Rows: yyDollar[6].insRows, OnDup: OnDup(yyDollar[7].updateExprs)}
}
case 21:
yyDollar = yyS[yypt-7 : yypt+1]
//line sql.y:231
{
cols := make(Columns, 0, len(yyDollar[6].updateExprs))
vals := make(ValTuple, 0, len(yyDollar[6].updateExprs))
for _, col := range yyDollar[6].updateExprs {
cols = append(cols, &NonStarExpr{Expr: col.Name})
vals = append(vals, col.Expr)
}
yyVAL.statement = &Insert{Comments: Comments(yyDollar[2].bytes2), Table: yyDollar[4].tableName, Columns: cols, Rows: Values{vals}, OnDup: OnDup(yyDollar[7].updateExprs)}
}
case 22:
yyDollar = yyS[yypt-8 : yypt+1]
//line sql.y:243
{
yyVAL.statement = &Update{Comments: Comments(yyDollar[2].bytes2), Table: yyDollar[3].tableName, Exprs: yyDollar[5].updateExprs, Where: NewWhere(AST_WHERE, yyDollar[6].boolExpr), OrderBy: yyDollar[7].orderBy, Limit: yyDollar[8].limit}
}
case 23:
yyDollar = yyS[yypt-7 : yypt+1]
//line sql.y:249
{
yyVAL.statement = &Delete{Comments: Comments(yyDollar[2].bytes2), Table: yyDollar[4].tableName, Where: NewWhere(AST_WHERE, yyDollar[5].boolExpr), OrderBy: yyDollar[6].orderBy, Limit: yyDollar[7].limit}
}
case 24:
yyDollar = yyS[yypt-3 : yypt+1]
//line sql.y:255
{
yyVAL.statement = &Set{Comments: Comments(yyDollar[2].bytes2), Exprs: yyDollar[3].updateExprs}
}