expressions sql_as_name.ts

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100% Branches 1/1

100% Functions 1/1

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1x import {Dash} from "../../1_lexer/tokens";
import {regex as reg, Expression, seq, starPrio, tok} from "../combi";
import {IStatementRunnable} from "../statement_runnable";
 
export class SQLAsName extends Expression {
  public getRunnable(): IStatementRunnable {
// todo, below allows too much?
    const field = reg(/^[&_!]?\*?\w*(\/\w+\/)?\d*[a-zA-Z_%\$][\w\*%\$\?]*(~\w+)?$/);
 
    return seq(field, starPrio(seq(tok(Dash), field)));
  }
}