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| 1 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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 5x 5x 5x 1x 1x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 1x | import {seq, tok, optPrio, altPrio, regex as reg, Expression, ver} from "../combi";
import {BracketLeftW, WBracketRight, WBracketRightW, AssociationName} from "../../1_lexer/tokens";
import {IStatementRunnable} from "../statement_runnable";
import {SQLCDSParameters} from "./sql_cds_parameters";
import {SQLCond} from "./sql_cond";
import {SQLPathCardinality} from "./sql_path_cardinality";
import {SQLPathJoinType} from "./sql_path_join_type";
import {Release} from "../../../version";
export class SQLPathSegment extends Expression {
private readonly nws: boolean;
public constructor(nws: boolean = false) {
super();
this.nws = nws;
}
public getRunnable(): IStatementRunnable {
const joinTag = optPrio(ver(Release.v795, reg(/^#[A-Z][A-Z0-9_]*$/i)));
const filter = ver(Release.v751, seq(
tok(BracketLeftW),
joinTag,
optPrio(SQLPathCardinality),
optPrio(SQLPathJoinType),
optPrio(seq(optPrio("WHERE"), SQLCond)),
altPrio(tok(WBracketRightW), tok(WBracketRight)),
));
const params = ver(Release.v751, SQLCDSParameters);
const name = this.nws
? tok(AssociationName)
: altPrio(tok(AssociationName), reg(/^\\[\w]+$/));
return ver(Release.v740sp05, seq(name, optPrio(altPrio(
seq(params, optPrio(filter)),
filter,
))));
}
}
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