@lcap/nasl-parser/tests/unambiguous-grammar/match.spec.ts

Take Nasl text to Nasl AST with the help of generalized parsing.

import { Parser, Grammar } from "nearley";
import grammar from "../../ts/nasl";

const testMatchExpr =`
logic testMatchExpr(x : Integer) {
    let x : Integer = match (x) {
        A<X> | B<Y> => x()
        CC<ZZ> => 1 + 2
        _ => true && false
    }
}
`

const testMatchStmt = `
logic testMatchStmt(x : Integer) {
    match (x) {
        A<X> | B<Y> => { x() }
        CC<ZZ> => { x = 2 }
        _ => { x = f(flag = true) }
    };
}
`

describe('Test Match', () => {
    test('Match Expression', async () => {
        const parser = new Parser(Grammar.fromCompiled(grammar));
        parser.feed(testMatchExpr);
        expect(parser.results.length).toBe(1);
    });

    test('Match Statement', async () => {
        const parser = new Parser(Grammar.fromCompiled(grammar));
        parser.feed(testMatchStmt);
        expect(parser.results.length).toBe(1);
    });
});