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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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import {plusPrio, seq, ver, tok, Expression, optPrio, altPrio} from "../combi";
import {Constant, SQLFieldName, SQLAggregation, SQLCase, SQLAsName, SimpleFieldChain2} from ".";
import {Version} from "../../../version";
import {WAt, WParenLeftW, WParenRight, WParenRightW} from "../../1_lexer/tokens";
import {IStatementRunnable} from "../statement_runnable";
import {SQLFunction} from "./sql_function";
import {SQLPath} from "./sql_path";
export class SQLField extends Expression {
public getRunnable(): IStatementRunnable {
const abap = ver(Version.v740sp05, seq(tok(WAt), SimpleFieldChain2), Version.OpenABAP);
const as = seq("AS", SQLAsName);
const parenFieldName = seq(tok(WParenLeftW), SQLFieldName, altPrio(tok(WParenRightW), tok(WParenRight)));
const field = altPrio(SQLAggregation,
SQLCase,
SQLFunction,
SQLPath,
SQLFieldName,
abap,
Constant,
parenFieldName);
const parenField = seq(tok(WParenLeftW), field, tok(WParenRightW));
const sub = plusPrio(seq(altPrio("+", "-", "*", "/", "&&"), altPrio(parenField, field)));
const arith = ver(Version.v740sp05, sub);
const arithSequence = seq(field, optPrio(arith));
const parenArithSequence = seq(tok(WParenLeftW), arithSequence, tok(WParenRightW));
return seq(altPrio(parenArithSequence, arithSequence), optPrio(as));
}
} |