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# -*- text -*-
## Parsing Expression Grammar 'sqlite3Parser'.
## Layouted by the PG backend 'PEGwriter'.
PEG sqlite3Parser (input)
leaf: ABORT <- 'A' 'B' 'O' 'R' 'T' ;
leaf: ADD <- 'A' 'D' 'D' ;
add_column_fullname <- fullname ;
leaf: AFTER <- 'A' 'F' 'T' 'E' 'R' ;
leaf: ALL <- 'A' 'L' 'L' ;
leaf: ALTER <- 'A' 'L' 'T' 'E' 'R' ;
leaf: AND <- 'A' 'N' 'D' ;
leaf: AS <- 'A' 'S' ;
as <- ( AS nm
/ ids)? ;
leaf: ASC <- 'A' 'S' 'C' ;
leaf: ATTACH <- 'A' 'T' 'T' 'A' 'C' 'H' ;
autoinc <- AUTOINCR? ;
leaf: AUTOINCR <- 'A' 'U' 'T' 'O' 'I' 'N' 'C' 'R' ;
leaf: BEFORE <- 'B' 'E' 'F' 'O' 'R' 'E' ;
leaf: BEGIN <- 'B' 'E' 'G' 'I' 'N' ;
leaf: BETWEEN <- 'B' 'E' 'T' 'W' 'E' 'E' 'N' ;
between_op <- BETWEEN
/ NOT BETWEEN ;
leaf: BITAND <- 'B' 'I' 'T' 'A' 'N' 'D' ;
leaf: BITNOT <- 'B' 'I' 'T' 'N' 'O' 'T' ;
leaf: BITOR <- 'B' 'I' 'T' 'O' 'R' ;
leaf: BLOB <- 'B' 'L' 'O' 'B' ;
leaf: BY <- 'B' 'Y' ;
carg <- CONSTRAINT nm ccons
/ ccons
/ DEFAULT term
/ DEFAULT PLUS term
/ DEFAULT MINUS term
/ DEFAULT id ;
carglist <- (carglist carg)? ;
leaf: CASCADE <- 'C' 'A' 'S' 'C' 'A' 'D' 'E' ;
leaf: CASE <- 'C' 'A' 'S' 'E' ;
case_else <- (ELSE expr)? ;
case_exprlist <- case_exprlist WHEN expr THEN expr
/ WHEN expr THEN expr ;
case_operand <- expr? ;
ccons <- NULL onconf
/ NOT NULL onconf
/ PRIMARY KEY sortorder onconf autoinc
/ UNIQUE onconf
/ CHECK LP expr RP onconf
/ REFERENCES nm idxlist_opt refargs
/ defer_subclause
/ COLLATE id ;
leaf: CDATE <- 'C' 'D' 'A' 'T' 'E' ;
leaf: CHECK <- 'C' 'H' 'E' 'C' 'K' ;
cmd <- BEGIN transtype trans_opt
/ COMMIT trans_opt
/ END trans_opt
/ ROLLBACK trans_opt
/ create_table create_table_args
/ DROP TABLE fullname
/ CREATE temp VIEW nm dbnm AS select
/ DROP VIEW fullname
/ select
/ DELETE FROM fullname where_opt
/ UPDATE orconf fullname SET setlist where_opt
/ insert_cmd INTO fullname inscollist_opt VALUES
LP itemlist RP
/ insert_cmd INTO fullname inscollist_opt select
/ CREATE uniqueflag INDEX nm dbnm ON nm LP idxlist
RP onconf
/ DROP INDEX fullname
/ VACUUM
/ VACUUM nm
/ PRAGMA nm dbnm EQ nm
/ PRAGMA nm dbnm EQ ON
/ PRAGMA nm dbnm EQ plus_num
/ PRAGMA nm dbnm EQ minus_num
/ PRAGMA nm dbnm LP nm RP
/ PRAGMA nm dbnm
/ CREATE trigger_decl BEGIN trigger_cmd_list END
/ DROP TRIGGER fullname
/ ATTACH database_kw_opt ids AS nm key_opt
/ DETACH database_kw_opt nm
/ REINDEX
/ REINDEX nm dbnm
/ ALTER TABLE fullname RENAME TO nm
/ ALTER TABLE add_column_fullname ADD kwcolumn_opt
column ;
cmdlist <- cmdlist ecmd
/ ecmd ;
cmdx <- cmd ;
leaf: COLLATE <- 'C' 'O' 'L' 'L' 'A' 'T' 'E' ;
collate <- (COLLATE id)? ;
column <- columnid type carglist ;
columnid <- nm ;
leaf: COLUMNKW <- 'C' 'O' 'L' 'U' 'M' 'N' 'K' 'W' ;
columnlist <- columnlist COMMA column
/ column ;
leaf: COMMA <- 'C' 'O' 'M' 'M' 'A' ;
leaf: COMMIT <- 'C' 'O' 'M' 'M' 'I' 'T' ;
leaf: CONCAT <- 'C' 'O' 'N' 'C' 'A' 'T' ;
leaf: CONFLICT <- 'C' 'O' 'N' 'F' 'L' 'I' 'C' 'T' ;
conslist <- conslist COMMA tcons
/ conslist tcons
/ tcons ;
conslist_opt <- (COMMA conslist)? ;
leaf: CONSTRAINT <- 'C' 'O' 'N' 'S' 'T' 'R' 'A' 'I' 'N' 'T' ;
leaf: CREATE <- 'C' 'R' 'E' 'A' 'T' 'E' ;
create_table <- CREATE temp TABLE nm dbnm ;
create_table_args <- LP columnlist conslist_opt RP
/ AS select ;
leaf: CTIME <- 'C' 'T' 'I' 'M' 'E' ;
leaf: CTIMESTAMP <- 'C' 'T' 'I' 'M' 'E' 'S' 'T' 'A' 'M' 'P' ;
leaf: DATABASE <- 'D' 'A' 'T' 'A' 'B' 'A' 'S' 'E' ;
database_kw_opt <- DATABASE? ;
dbnm <- (DOT nm)? ;
leaf: DEFAULT <- 'D' 'E' 'F' 'A' 'U' 'L' 'T' ;
defer_subclause <- NOT DEFERRABLE init_deferred_pred_opt
/ DEFERRABLE init_deferred_pred_opt ;
defer_subclause_opt <- defer_subclause? ;
leaf: DEFERRABLE <- 'D' 'E' 'F' 'E' 'R' 'R' 'A' 'B' 'L' 'E' ;
leaf: DEFERRED <- 'D' 'E' 'F' 'E' 'R' 'R' 'E' 'D' ;
leaf: DELETE <- 'D' 'E' 'L' 'E' 'T' 'E' ;
leaf: DESC <- 'D' 'E' 'S' 'C' ;
leaf: DETACH <- 'D' 'E' 'T' 'A' 'C' 'H' ;
leaf: DISTINCT <- 'D' 'I' 'S' 'T' 'I' 'N' 'C' 'T' ;
distinct <- ( DISTINCT
/ ALL)? ;
leaf: DOT <- 'D' 'O' 'T' ;
leaf: DROP <- 'D' 'R' 'O' 'P' ;
leaf: EACH <- 'E' 'A' 'C' 'H' ;
ecmd <- SEMI
/ explain cmdx SEMI ;
leaf: ELSE <- 'E' 'L' 'S' 'E' ;
leaf: END <- 'E' 'N' 'D' ;
leaf: EQ <- 'E' 'Q' ;
leaf: ESCAPE <- 'E' 'S' 'C' 'A' 'P' 'E' ;
escape <- (ESCAPE expr)? ;
leaf: EXCEPT <- 'E' 'X' 'C' 'E' 'P' 'T' ;
leaf: EXCLUSIVE <- 'E' 'X' 'C' 'L' 'U' 'S' 'I' 'V' 'E' ;
leaf: EXISTS <- 'E' 'X' 'I' 'S' 'T' 'S' ;
leaf: EXPLAIN <- 'E' 'X' 'P' 'L' 'A' 'I' 'N' ;
explain <- EXPLAIN? ;
expr <- term
/ LP expr RP
/ ID
/ JOIN_KW
/ nm DOT nm
/ nm DOT nm DOT nm
/ REGISTER
/ VARIABLE
/ ID LP exprlist RP
/ ID LP STAR RP
/ expr AND expr
/ expr OR expr
/ expr LT expr
/ expr GT expr
/ expr LE expr
/ expr GE expr
/ expr NE expr
/ expr EQ expr
/ expr BITAND expr
/ expr BITOR expr
/ expr LSHIFT expr
/ expr RSHIFT expr
/ expr PLUS expr
/ expr MINUS expr
/ expr STAR expr
/ expr SLASH expr
/ expr REM expr
/ expr CONCAT expr
/ expr likeop expr escape
/ expr ISNULL
/ expr IS NULL
/ expr NOTNULL
/ expr NOT NULL
/ expr IS NOT NULL
/ NOT expr
/ BITNOT expr
/ MINUS expr
/ PLUS expr
/ expr between_op expr AND expr
/ expr in_op LP exprlist RP
/ LP select RP
/ expr in_op LP select RP
/ expr in_op nm dbnm
/ EXISTS LP select RP
/ CASE case_operand case_exprlist case_else END
/ RAISE LP IGNORE RP
/ RAISE LP raisetype COMMA nm RP ;
expritem <- expr? ;
exprlist <- exprlist COMMA expritem
/ expritem ;
leaf: FAIL <- 'F' 'A' 'I' 'L' ;
leaf: FLOAT <- 'F' 'L' 'O' 'A' 'T' ;
leaf: FOR <- 'F' 'O' 'R' ;
foreach_clause <- ( FOR EACH ROW
/ FOR EACH STATEMENT)? ;
leaf: FOREIGN <- 'F' 'O' 'R' 'E' 'I' 'G' 'N' ;
leaf: FROM <- 'F' 'R' 'O' 'M' ;
from <- (FROM seltablist)? ;
fullname <- nm dbnm ;
leaf: GE <- 'G' 'E' ;
leaf: GLOB <- 'G' 'L' 'O' 'B' ;
leaf: GROUP <- 'G' 'R' 'O' 'U' 'P' ;
groupby_opt <- (GROUP BY exprlist)? ;
leaf: GT <- 'G' 'T' ;
leaf: HAVING <- 'H' 'A' 'V' 'I' 'N' 'G' ;
having_opt <- (HAVING expr)? ;
leaf: ID <- 'I' 'D' ;
id <- ID ;
ids <- ID
/ STRING ;
idxitem <- nm ;
idxlist <- idxlist COMMA idxitem collate sortorder
/ idxitem collate sortorder ;
idxlist_opt <- (LP idxlist RP)? ;
leaf: IGNORE <- 'I' 'G' 'N' 'O' 'R' 'E' ;
leaf: IMMEDIATE <- 'I' 'M' 'M' 'E' 'D' 'I' 'A' 'T' 'E' ;
leaf: IN <- 'I' 'N' ;
in_op <- IN
/ NOT IN ;
leaf: INDEX <- 'I' 'N' 'D' 'E' 'X' ;
init_deferred_pred_opt <- ( INITIALLY DEFERRED
/ INITIALLY IMMEDIATE)? ;
leaf: INITIALLY <- 'I' 'N' 'I' 'T' 'I' 'A' 'L' 'L' 'Y' ;
input <- cmdlist ;
inscollist <- inscollist COMMA nm
/ nm ;
inscollist_opt <- (LP inscollist RP)? ;
leaf: INSERT <- 'I' 'N' 'S' 'E' 'R' 'T' ;
insert_cmd <- INSERT orconf
/ REPLACE ;
leaf: INSTEAD <- 'I' 'N' 'S' 'T' 'E' 'A' 'D' ;
leaf: INTEGER <- 'I' 'N' 'T' 'E' 'G' 'E' 'R' ;
leaf: INTERSECT <- 'I' 'N' 'T' 'E' 'R' 'S' 'E' 'C' 'T' ;
leaf: INTO <- 'I' 'N' 'T' 'O' ;
leaf: IS <- 'I' 'S' ;
leaf: ISNULL <- 'I' 'S' 'N' 'U' 'L' 'L' ;
itemlist <- itemlist COMMA expr
/ expr ;
leaf: JOIN <- 'J' 'O' 'I' 'N' ;
leaf: JOIN_KW <- 'J' 'O' 'I' 'N' '_' 'K' 'W' ;
joinop <- COMMA
/ JOIN
/ JOIN_KW JOIN
/ JOIN_KW nm JOIN
/ JOIN_KW nm nm JOIN ;
leaf: KEY <- 'K' 'E' 'Y' ;
key_opt <- ( KEY ids
/ KEY BLOB)? ;
kwcolumn_opt <- COLUMNKW? ;
leaf: LE <- 'L' 'E' ;
leaf: LIKE <- 'L' 'I' 'K' 'E' ;
likeop <- LIKE
/ GLOB
/ NOT LIKE
/ NOT GLOB ;
leaf: LIMIT <- 'L' 'I' 'M' 'I' 'T' ;
limit_opt <- ( LIMIT expr
/ LIMIT expr OFFSET expr
/ LIMIT expr COMMA expr)? ;
leaf: LP <- 'L' 'P' ;
leaf: LSHIFT <- 'L' 'S' 'H' 'I' 'F' 'T' ;
leaf: LT <- 'L' 'T' ;
leaf: MATCH <- 'M' 'A' 'T' 'C' 'H' ;
leaf: MINUS <- 'M' 'I' 'N' 'U' 'S' ;
minus_num <- MINUS number ;
multiselect_op <- UNION
/ UNION ALL
/ INTERSECT
/ EXCEPT ;
leaf: NE <- 'N' 'E' ;
nm <- ID
/ STRING
/ JOIN_KW ;
leaf: NOT <- 'N' 'O' 'T' ;
leaf: NOTNULL <- 'N' 'O' 'T' 'N' 'U' 'L' 'L' ;
leaf: NULL <- 'N' 'U' 'L' 'L' ;
number <- INTEGER
/ FLOAT ;
leaf: OF <- 'O' 'F' ;
leaf: OFFSET <- 'O' 'F' 'F' 'S' 'E' 'T' ;
leaf: ON <- 'O' 'N' ;
on_opt <- (ON expr)? ;
onconf <- (ON CONFLICT resolvetype)? ;
oneselect <- SELECT distinct selcollist from where_opt
groupby_opt having_opt orderby_opt limit_opt ;
leaf: OR <- 'O' 'R' ;
orconf <- (OR resolvetype)? ;
leaf: ORDER <- 'O' 'R' 'D' 'E' 'R' ;
orderby_opt <- (ORDER BY sortlist)? ;
leaf: PLUS <- 'P' 'L' 'U' 'S' ;
plus_num <- plus_opt number ;
plus_opt <- PLUS? ;
leaf: PRAGMA <- 'P' 'R' 'A' 'G' 'M' 'A' ;
leaf: PRIMARY <- 'P' 'R' 'I' 'M' 'A' 'R' 'Y' ;
leaf: RAISE <- 'R' 'A' 'I' 'S' 'E' ;
raisetype <- ROLLBACK
/ ABORT
/ FAIL ;
refact <- SET NULL
/ SET DEFAULT
/ CASCADE
/ RESTRICT ;
refarg <- MATCH nm
/ ON DELETE refact
/ ON UPDATE refact
/ ON INSERT refact ;
refargs <- (refargs refarg)? ;
leaf: REFERENCES <- 'R' 'E' 'F' 'E' 'R' 'E' 'N' 'C' 'E' 'S' ;
leaf: REGISTER <- 'R' 'E' 'G' 'I' 'S' 'T' 'E' 'R' ;
leaf: REINDEX <- 'R' 'E' 'I' 'N' 'D' 'E' 'X' ;
leaf: REM <- 'R' 'E' 'M' ;
leaf: RENAME <- 'R' 'E' 'N' 'A' 'M' 'E' ;
leaf: REPLACE <- 'R' 'E' 'P' 'L' 'A' 'C' 'E' ;
resolvetype <- raisetype
/ IGNORE
/ REPLACE ;
leaf: RESTRICT <- 'R' 'E' 'S' 'T' 'R' 'I' 'C' 'T' ;
leaf: ROLLBACK <- 'R' 'O' 'L' 'L' 'B' 'A' 'C' 'K' ;
leaf: ROW <- 'R' 'O' 'W' ;
leaf: RP <- 'R' 'P' ;
leaf: RSHIFT <- 'R' 'S' 'H' 'I' 'F' 'T' ;
sclp <- (selcollist COMMA)? ;
selcollist <- sclp expr as
/ sclp STAR
/ sclp nm DOT STAR ;
leaf: SELECT <- 'S' 'E' 'L' 'E' 'C' 'T' ;
select <- oneselect
/ select multiselect_op oneselect ;
seltablist <- stl_prefix nm dbnm as on_opt using_opt
/ stl_prefix LP seltablist_paren RP as on_opt
using_opt ;
seltablist_paren <- select
/ seltablist ;
leaf: SEMI <- 'S' 'E' 'M' 'I' ;
leaf: SET <- 'S' 'E' 'T' ;
setlist <- setlist COMMA nm EQ expr
/ nm EQ expr ;
signed <- plus_num
/ minus_num ;
leaf: SLASH <- 'S' 'L' 'A' 'S' 'H' ;
sortitem <- expr ;
sortlist <- sortlist COMMA sortitem collate sortorder
/ sortitem collate sortorder ;
sortorder <- ( ASC
/ DESC)? ;
leaf: STAR <- 'S' 'T' 'A' 'R' ;
leaf: STATEMENT <- 'S' 'T' 'A' 'T' 'E' 'M' 'E' 'N' 'T' ;
stl_prefix <- (seltablist joinop)? ;
leaf: STRING <- 'S' 'T' 'R' 'I' 'N' 'G' ;
leaf: TABLE <- 'T' 'A' 'B' 'L' 'E' ;
tcons <- CONSTRAINT nm
/ PRIMARY KEY LP idxlist autoinc RP onconf
/ UNIQUE LP idxlist RP onconf
/ CHECK expr onconf
/ FOREIGN KEY LP idxlist RP REFERENCES nm
idxlist_opt refargs defer_subclause_opt ;
leaf: TEMP <- 'T' 'E' 'M' 'P' ;
temp <- TEMP? ;
term <- NULL
/ INTEGER
/ FLOAT
/ STRING
/ BLOB
/ CTIME
/ CDATE
/ CTIMESTAMP ;
leaf: THEN <- 'T' 'H' 'E' 'N' ;
leaf: TO <- 'T' 'O' ;
trans_opt <- ( TRANSACTION
/ TRANSACTION nm)? ;
leaf: TRANSACTION <- 'T' 'R' 'A' 'N' 'S' 'A' 'C' 'T' 'I' 'O' 'N' ;
transtype <- ( DEFERRED
/ IMMEDIATE
/ EXCLUSIVE)? ;
leaf: TRIGGER <- 'T' 'R' 'I' 'G' 'G' 'E' 'R' ;
trigger_cmd <- UPDATE orconf nm SET setlist where_opt
/ insert_cmd INTO nm inscollist_opt VALUES LP
itemlist RP
/ insert_cmd INTO nm inscollist_opt select
/ DELETE FROM nm where_opt
/ select ;
trigger_cmd_list <- (trigger_cmd SEMI trigger_cmd_list)? ;
trigger_decl <- temp TRIGGER nm dbnm trigger_time trigger_event
ON fullname foreach_clause when_clause ;
trigger_event <- DELETE
/ INSERT
/ UPDATE
/ UPDATE OF inscollist ;
trigger_time <- ( BEFORE
/ AFTER
/ INSTEAD OF)? ;
type <- ( typename
/ typename LP signed RP
/ typename LP signed COMMA signed RP)? ;
typename <- ids
/ typename ids ;
leaf: UNION <- 'U' 'N' 'I' 'O' 'N' ;
leaf: UNIQUE <- 'U' 'N' 'I' 'Q' 'U' 'E' ;
uniqueflag <- UNIQUE? ;
leaf: UPDATE <- 'U' 'P' 'D' 'A' 'T' 'E' ;
leaf: USING <- 'U' 'S' 'I' 'N' 'G' ;
using_opt <- (USING LP inscollist RP)? ;
leaf: VACUUM <- 'V' 'A' 'C' 'U' 'U' 'M' ;
leaf: VALUES <- 'V' 'A' 'L' 'U' 'E' 'S' ;
leaf: VARIABLE <- 'V' 'A' 'R' 'I' 'A' 'B' 'L' 'E' ;
leaf: VIEW <- 'V' 'I' 'E' 'W' ;
leaf: WHEN <- 'W' 'H' 'E' 'N' ;
when_clause <- (WHEN expr)? ;
leaf: WHERE <- 'W' 'H' 'E' 'R' 'E' ;
where_opt <- (WHERE expr)? ;
END;
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