statements method_implementation.ts

100% Statements 27/27

100% Branches 1/1

100% Functions 1/1

100% Lines 27/27

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1x import {IStatement} from "./_statement";
import {seq, opt, optPrio, alt, plus, altPrio, regex as reg} from "../combi";
import {MethodName, Language, SimpleFieldChain} from "../expressions";
import {IStatementRunnable} from "../statement_runnable";
 
export class MethodImplementation implements IStatement {
 
  public getMatcher(): IStatementRunnable {
    const name = reg(/[\w~]+/);
 
    const kernel = seq("KERNEL MODULE",
                       plus(name),
                       optPrio(altPrio("FAIL", "IGNORE")));
 
    const using = seq("USING", plus(SimpleFieldChain));
 
    const database = seq("DATABASE", alt("PROCEDURE", "FUNCTION", "GRAPH WORKSPACE"), "FOR HDB",
                         Language,
                         opt("OPTIONS READ-ONLY"),
                         opt(using));
 
    const by = seq("BY", alt(kernel, database));
 
    return seq("METHOD", MethodName, optPrio(by));
  }
 
}